| File: | root/firefox-clang/third_party/rust/glslopt/glsl-optimizer/src/mesa/main/mtypes.h |
| Warning: | line 3694, column 8 Excessive padding in 'struct gl_constants' (32 padding bytes, where 0 is optimal). Optimal fields order: MaxServerWaitTimeout, MaxElementIndex, dri_config_options_sha1, SpirVExtensions, VendorOverride, ShaderCompilerOptions, Program, MaxTextureMbytes, MaxTextureSize, Max3DTextureLevels, MaxCubeTextureLevels, MaxArrayTextureLayers, MaxTextureRectSize, MaxTextureCoordUnits, MaxCombinedTextureImageUnits, MaxTextureUnits, MaxTextureMaxAnisotropy, MaxTextureLodBias, MaxTextureBufferSize, TextureBufferOffsetAlignment, MaxArrayLockSize, SubPixelBits, MinPointSize, MaxPointSize, MinPointSizeAA, MaxPointSizeAA, PointSizeGranularity, MinLineWidth, MaxLineWidth, MinLineWidthAA, MaxLineWidthAA, LineWidthGranularity, MaxClipPlanes, MaxLights, MaxShininess, MaxSpotExponent, MaxViewportWidth, MaxViewportHeight, MaxViewports, ViewportSubpixelBits, MaxWindowRectangles, MaxProgramMatrices, MaxProgramMatrixStackDepth, MaxDrawBuffers, MaxColorAttachments, MaxRenderbufferSize, MaxSamples, MaxFramebufferWidth, MaxFramebufferHeight, MaxFramebufferLayers, MaxFramebufferSamples, MaxVarying, MaxCombinedUniformBlocks, MaxUniformBufferBindings, MaxUniformBlockSize, UniformBufferOffsetAlignment, MaxCombinedShaderStorageBlocks, MaxShaderStorageBufferBindings, MaxShaderStorageBlockSize, ShaderStorageBufferOffsetAlignment, MaxUserAssignableUniformLocations, MaxGeometryOutputVertices, MaxGeometryTotalOutputComponents, MaxGeometryShaderInvocations, GLSLVersion, GLSLVersionCompat, ForceGLSLVersion, UniformBooleanTrue, ContextFlags, ProfileMask, MaxVertexAttribStride, MaxTransformFeedbackBuffers, MaxTransformFeedbackSeparateComponents, MaxTransformFeedbackInterleavedComponents, MaxVertexStreams, MinProgramTexelOffset, MaxProgramTexelOffset, MinProgramTextureGatherOffset, MaxProgramTextureGatherOffset, MaxProgramTextureGatherComponents, MaxDualSourceDrawBuffers, MinMapBufferAlignment, MaxColorTextureSamples, MaxDepthTextureSamples, MaxIntegerSamples, MaxColorFramebufferSamples, MaxColorFramebufferStorageSamples, MaxDepthStencilFramebufferSamples, NumSupportedMultisampleModes, MaxAtomicBufferBindings, MaxAtomicBufferSize, MaxCombinedAtomicBuffers, MaxCombinedAtomicCounters, MaxVertexAttribRelativeOffset, MaxVertexAttribBindings, MaxImageUnits, MaxCombinedShaderOutputResources, MaxImageSamples, MaxCombinedImageUniforms, MaxComputeWorkGroupInvocations, MaxComputeSharedMemorySize, MaxComputeVariableGroupInvocations, MinFragmentInterpolationOffset, MaxFragmentInterpolationOffset, MaxPatchVertices, MaxTessGenLevel, MaxTessPatchComponents, MaxTessControlTotalOutputComponents, SparseBufferPageSize, NumProgramBinaryFormats, MaxSubpixelPrecisionBiasBits, ConservativeRasterDilateGranularity, glBeginEndBufferSize, ViewportBounds, ConservativeRasterDilateRange, MaxComputeWorkGroupCount, MaxComputeWorkGroupSize, MaxComputeVariableGroupSize, QueryCounterBits, SupportedMultisampleModes, LayerAndVPIndexProvokingVertex, ResetStrategy, ContextReleaseBehavior, ForceGLSLExtensionsWarn, AllowGLSLExtensionDirectiveMidShader, AllowGLSLBuiltinConstantExpression, AllowGLSLRelaxedES, AllowGLSLBuiltinVariableRedeclaration, AllowGLSLCrossStageInterpolationMismatch, AllowHigherCompatVersion, AllowLayoutQualifiersOnFunctionParameters, ForceGLSLAbsSqrt, GLSLZeroInit, ForceIntegerTexNearest, NativeIntegers, VertexID_is_zero_based, QuadsFollowProvokingVertexConvention, RobustAccess, StripTextureBorder, GLSLSkipStrictMaxUniformLimitCheck, GLSLFragCoordIsSysVal, GLSLPointCoordIsSysVal, GLSLFrontFacingIsSysVal, GLSLOptimizeConservatively, GLSLLowerConstArrays, GLSLTessLevelsAsInputs, AlwaysUseGetTransformFeedbackVertexCount, DisableVaryingPacking, DisableTransformFeedbackPacking, UseSTD430AsDefaultPacking, GenerateTemporaryNames, DisableGLSLLineContinuations, FakeSWMSAA, LowerTessLevel, PrimitiveRestartForPatches, LowerCsDerivedVariables, NoPrimitiveBoundingBoxOutput, AllowMappedBuffersDuringExecution, BufferCreateMapUnsynchronizedThreadSafe, PackedDriverUniformStorage, UseNIRGLSLLinker, BitmapUsesRed, VertexBufferOffsetIsInt32, MultiDrawWithUserIndices, AllowDrawOutOfOrder, SpirVCapabilities, consider reordering the fields or adding explicit padding members |
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| 1 | /* |
| 2 | * Mesa 3-D graphics library |
| 3 | * |
| 4 | * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. |
| 5 | * Copyright (C) 2009 VMware, Inc. All Rights Reserved. |
| 6 | * |
| 7 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 8 | * copy of this software and associated documentation files (the "Software"), |
| 9 | * to deal in the Software without restriction, including without limitation |
| 10 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 11 | * and/or sell copies of the Software, and to permit persons to whom the |
| 12 | * Software is furnished to do so, subject to the following conditions: |
| 13 | * |
| 14 | * The above copyright notice and this permission notice shall be included |
| 15 | * in all copies or substantial portions of the Software. |
| 16 | * |
| 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 18 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| 21 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| 22 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 23 | * OTHER DEALINGS IN THE SOFTWARE. |
| 24 | */ |
| 25 | |
| 26 | /** |
| 27 | * \file mtypes.h |
| 28 | * Main Mesa data structures. |
| 29 | * |
| 30 | * Please try to mark derived values with a leading underscore ('_'). |
| 31 | */ |
| 32 | |
| 33 | #ifndef MTYPES_H |
| 34 | #define MTYPES_H |
| 35 | |
| 36 | |
| 37 | #include <stdint.h> /* uint32_t */ |
| 38 | #include <stdbool.h> |
| 39 | #include "c11/threads.h" |
| 40 | |
| 41 | #include "main/glheader.h" |
| 42 | #include "main/glthread.h" |
| 43 | #include "main/menums.h" |
| 44 | #include "main/config.h" |
| 45 | #include "glapi/glapi.h" |
| 46 | #include "math/m_matrix.h" /* GLmatrix */ |
| 47 | #include "compiler/shader_enums.h" |
| 48 | #include "compiler/shader_info.h" |
| 49 | #include "main/formats.h" /* MESA_FORMAT_COUNT */ |
| 50 | #include "compiler/glsl/list.h" |
| 51 | #include "util/simple_mtx.h" |
| 52 | #include "util/u_dynarray.h" |
| 53 | |
| 54 | |
| 55 | #ifdef __cplusplus |
| 56 | extern "C" { |
| 57 | #endif |
| 58 | |
| 59 | #define GET_COLORMASK_BIT(mask, buf, chan)(((mask) >> (4 * (buf) + (chan))) & 0x1) (((mask) >> (4 * (buf) + (chan))) & 0x1) |
| 60 | #define GET_COLORMASK(mask, buf)(((mask) >> (4 * (buf))) & 0xf) (((mask) >> (4 * (buf))) & 0xf) |
| 61 | |
| 62 | |
| 63 | /** |
| 64 | * \name Some forward type declarations |
| 65 | */ |
| 66 | /*@{*/ |
| 67 | struct _mesa_HashTable; |
| 68 | struct gl_attrib_node; |
| 69 | struct gl_list_extensions; |
| 70 | struct gl_meta_state; |
| 71 | struct gl_program_cache; |
| 72 | struct gl_texture_object; |
| 73 | struct gl_debug_state; |
| 74 | struct gl_context; |
| 75 | struct st_context; |
| 76 | struct gl_uniform_storage; |
| 77 | struct prog_instruction; |
| 78 | struct gl_program_parameter_list; |
| 79 | struct gl_shader_spirv_data; |
| 80 | struct set; |
| 81 | struct shader_includes; |
| 82 | struct vbo_context; |
| 83 | /*@}*/ |
| 84 | |
| 85 | |
| 86 | /** Extra draw modes beyond GL_POINTS, GL_TRIANGLE_FAN, etc */ |
| 87 | #define PRIM_MAX0x000E GL_PATCHES0x000E |
| 88 | #define PRIM_OUTSIDE_BEGIN_END(0x000E + 1) (PRIM_MAX0x000E + 1) |
| 89 | #define PRIM_UNKNOWN(0x000E + 2) (PRIM_MAX0x000E + 2) |
| 90 | |
| 91 | /** |
| 92 | * Determine if the given gl_varying_slot appears in the fragment shader. |
| 93 | */ |
| 94 | static inline__inline__ GLboolean |
| 95 | _mesa_varying_slot_in_fs(gl_varying_slot slot) |
| 96 | { |
| 97 | switch (slot) { |
| 98 | case VARYING_SLOT_PSIZ: |
| 99 | case VARYING_SLOT_BFC0: |
| 100 | case VARYING_SLOT_BFC1: |
| 101 | case VARYING_SLOT_EDGE: |
| 102 | case VARYING_SLOT_CLIP_VERTEX: |
| 103 | case VARYING_SLOT_LAYER: |
| 104 | case VARYING_SLOT_TESS_LEVEL_OUTER: |
| 105 | case VARYING_SLOT_TESS_LEVEL_INNER: |
| 106 | case VARYING_SLOT_BOUNDING_BOX0: |
| 107 | case VARYING_SLOT_BOUNDING_BOX1: |
| 108 | case VARYING_SLOT_VIEWPORT_MASK: |
| 109 | return GL_FALSE0; |
| 110 | default: |
| 111 | return GL_TRUE1; |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | /** |
| 116 | * Bit flags for all renderbuffers |
| 117 | */ |
| 118 | #define BUFFER_BIT_FRONT_LEFT(1 << BUFFER_FRONT_LEFT) (1 << BUFFER_FRONT_LEFT) |
| 119 | #define BUFFER_BIT_BACK_LEFT(1 << BUFFER_BACK_LEFT) (1 << BUFFER_BACK_LEFT) |
| 120 | #define BUFFER_BIT_FRONT_RIGHT(1 << BUFFER_FRONT_RIGHT) (1 << BUFFER_FRONT_RIGHT) |
| 121 | #define BUFFER_BIT_BACK_RIGHT(1 << BUFFER_BACK_RIGHT) (1 << BUFFER_BACK_RIGHT) |
| 122 | #define BUFFER_BIT_AUX0(1 << BUFFER_AUX0) (1 << BUFFER_AUX0) |
| 123 | #define BUFFER_BIT_AUX1(1 << BUFFER_AUX1) (1 << BUFFER_AUX1) |
| 124 | #define BUFFER_BIT_AUX2(1 << BUFFER_AUX2) (1 << BUFFER_AUX2) |
| 125 | #define BUFFER_BIT_AUX3(1 << BUFFER_AUX3) (1 << BUFFER_AUX3) |
| 126 | #define BUFFER_BIT_DEPTH(1 << BUFFER_DEPTH) (1 << BUFFER_DEPTH) |
| 127 | #define BUFFER_BIT_STENCIL(1 << BUFFER_STENCIL) (1 << BUFFER_STENCIL) |
| 128 | #define BUFFER_BIT_ACCUM(1 << BUFFER_ACCUM) (1 << BUFFER_ACCUM) |
| 129 | #define BUFFER_BIT_COLOR0(1 << BUFFER_COLOR0) (1 << BUFFER_COLOR0) |
| 130 | #define BUFFER_BIT_COLOR1(1 << BUFFER_COLOR1) (1 << BUFFER_COLOR1) |
| 131 | #define BUFFER_BIT_COLOR2(1 << BUFFER_COLOR2) (1 << BUFFER_COLOR2) |
| 132 | #define BUFFER_BIT_COLOR3(1 << BUFFER_COLOR3) (1 << BUFFER_COLOR3) |
| 133 | #define BUFFER_BIT_COLOR4(1 << BUFFER_COLOR4) (1 << BUFFER_COLOR4) |
| 134 | #define BUFFER_BIT_COLOR5(1 << BUFFER_COLOR5) (1 << BUFFER_COLOR5) |
| 135 | #define BUFFER_BIT_COLOR6(1 << BUFFER_COLOR6) (1 << BUFFER_COLOR6) |
| 136 | #define BUFFER_BIT_COLOR7(1 << BUFFER_COLOR7) (1 << BUFFER_COLOR7) |
| 137 | |
| 138 | /** |
| 139 | * Mask of all the color buffer bits (but not accum). |
| 140 | */ |
| 141 | #define BUFFER_BITS_COLOR((1 << BUFFER_FRONT_LEFT) | (1 << BUFFER_BACK_LEFT ) | (1 << BUFFER_FRONT_RIGHT) | (1 << BUFFER_BACK_RIGHT ) | (1 << BUFFER_AUX0) | (1 << BUFFER_COLOR0) | ( 1 << BUFFER_COLOR1) | (1 << BUFFER_COLOR2) | (1 << BUFFER_COLOR3) | (1 << BUFFER_COLOR4) | (1 << BUFFER_COLOR5 ) | (1 << BUFFER_COLOR6) | (1 << BUFFER_COLOR7)) (BUFFER_BIT_FRONT_LEFT(1 << BUFFER_FRONT_LEFT) | \ |
| 142 | BUFFER_BIT_BACK_LEFT(1 << BUFFER_BACK_LEFT) | \ |
| 143 | BUFFER_BIT_FRONT_RIGHT(1 << BUFFER_FRONT_RIGHT) | \ |
| 144 | BUFFER_BIT_BACK_RIGHT(1 << BUFFER_BACK_RIGHT) | \ |
| 145 | BUFFER_BIT_AUX0(1 << BUFFER_AUX0) | \ |
| 146 | BUFFER_BIT_COLOR0(1 << BUFFER_COLOR0) | \ |
| 147 | BUFFER_BIT_COLOR1(1 << BUFFER_COLOR1) | \ |
| 148 | BUFFER_BIT_COLOR2(1 << BUFFER_COLOR2) | \ |
| 149 | BUFFER_BIT_COLOR3(1 << BUFFER_COLOR3) | \ |
| 150 | BUFFER_BIT_COLOR4(1 << BUFFER_COLOR4) | \ |
| 151 | BUFFER_BIT_COLOR5(1 << BUFFER_COLOR5) | \ |
| 152 | BUFFER_BIT_COLOR6(1 << BUFFER_COLOR6) | \ |
| 153 | BUFFER_BIT_COLOR7(1 << BUFFER_COLOR7)) |
| 154 | |
| 155 | /* Mask of bits for depth+stencil buffers */ |
| 156 | #define BUFFER_BITS_DEPTH_STENCIL((1 << BUFFER_DEPTH) | (1 << BUFFER_STENCIL)) (BUFFER_BIT_DEPTH(1 << BUFFER_DEPTH) | BUFFER_BIT_STENCIL(1 << BUFFER_STENCIL)) |
| 157 | |
| 158 | /** |
| 159 | * Framebuffer configuration (aka visual / pixelformat) |
| 160 | * Note: some of these fields should be boolean, but it appears that |
| 161 | * code in drivers/dri/common/util.c requires int-sized fields. |
| 162 | */ |
| 163 | struct gl_config |
| 164 | { |
| 165 | GLboolean floatMode; |
| 166 | GLuint doubleBufferMode; |
| 167 | GLuint stereoMode; |
| 168 | |
| 169 | GLint redBits, greenBits, blueBits, alphaBits; /* bits per comp */ |
| 170 | GLuint redMask, greenMask, blueMask, alphaMask; |
| 171 | GLint redShift, greenShift, blueShift, alphaShift; |
| 172 | GLint rgbBits; /* total bits for rgb */ |
| 173 | |
| 174 | GLint accumRedBits, accumGreenBits, accumBlueBits, accumAlphaBits; |
| 175 | GLint depthBits; |
| 176 | GLint stencilBits; |
| 177 | |
| 178 | GLint numAuxBuffers; |
| 179 | |
| 180 | GLint level; |
| 181 | |
| 182 | /* EXT_visual_rating / GLX 1.2 */ |
| 183 | GLint visualRating; |
| 184 | |
| 185 | /* EXT_visual_info / GLX 1.2 */ |
| 186 | GLint transparentPixel; |
| 187 | /* colors are floats scaled to ints */ |
| 188 | GLint transparentRed, transparentGreen, transparentBlue, transparentAlpha; |
| 189 | GLint transparentIndex; |
| 190 | |
| 191 | /* ARB_multisample / SGIS_multisample */ |
| 192 | GLint sampleBuffers; |
| 193 | GLuint samples; |
| 194 | |
| 195 | /* SGIX_pbuffer / GLX 1.3 */ |
| 196 | GLint maxPbufferWidth; |
| 197 | GLint maxPbufferHeight; |
| 198 | GLint maxPbufferPixels; |
| 199 | GLint optimalPbufferWidth; /* Only for SGIX_pbuffer. */ |
| 200 | GLint optimalPbufferHeight; /* Only for SGIX_pbuffer. */ |
| 201 | |
| 202 | /* OML_swap_method */ |
| 203 | GLint swapMethod; |
| 204 | |
| 205 | /* EXT_texture_from_pixmap */ |
| 206 | GLint bindToTextureRgb; |
| 207 | GLint bindToTextureRgba; |
| 208 | GLint bindToMipmapTexture; |
| 209 | GLint bindToTextureTargets; |
| 210 | GLint yInverted; |
| 211 | |
| 212 | /* EXT_framebuffer_sRGB */ |
| 213 | GLint sRGBCapable; |
| 214 | |
| 215 | /* EGL_KHR_mutable_render_buffer */ |
| 216 | GLuint mutableRenderBuffer; /* bool */ |
| 217 | }; |
| 218 | |
| 219 | |
| 220 | /** |
| 221 | * \name Bit flags used for updating material values. |
| 222 | */ |
| 223 | /*@{*/ |
| 224 | #define MAT_ATTRIB_FRONT_AMBIENT0 0 |
| 225 | #define MAT_ATTRIB_BACK_AMBIENT1 1 |
| 226 | #define MAT_ATTRIB_FRONT_DIFFUSE2 2 |
| 227 | #define MAT_ATTRIB_BACK_DIFFUSE3 3 |
| 228 | #define MAT_ATTRIB_FRONT_SPECULAR4 4 |
| 229 | #define MAT_ATTRIB_BACK_SPECULAR5 5 |
| 230 | #define MAT_ATTRIB_FRONT_EMISSION6 6 |
| 231 | #define MAT_ATTRIB_BACK_EMISSION7 7 |
| 232 | #define MAT_ATTRIB_FRONT_SHININESS8 8 |
| 233 | #define MAT_ATTRIB_BACK_SHININESS9 9 |
| 234 | #define MAT_ATTRIB_FRONT_INDEXES10 10 |
| 235 | #define MAT_ATTRIB_BACK_INDEXES11 11 |
| 236 | #define MAT_ATTRIB_MAX12 12 |
| 237 | |
| 238 | #define MAT_ATTRIB_AMBIENT(f)(0 +(f)) (MAT_ATTRIB_FRONT_AMBIENT0+(f)) |
| 239 | #define MAT_ATTRIB_DIFFUSE(f)(2 +(f)) (MAT_ATTRIB_FRONT_DIFFUSE2+(f)) |
| 240 | #define MAT_ATTRIB_SPECULAR(f)(4 +(f)) (MAT_ATTRIB_FRONT_SPECULAR4+(f)) |
| 241 | #define MAT_ATTRIB_EMISSION(f)(6 +(f)) (MAT_ATTRIB_FRONT_EMISSION6+(f)) |
| 242 | #define MAT_ATTRIB_SHININESS(f)(8 +(f))(MAT_ATTRIB_FRONT_SHININESS8+(f)) |
| 243 | #define MAT_ATTRIB_INDEXES(f)(10 +(f)) (MAT_ATTRIB_FRONT_INDEXES10+(f)) |
| 244 | |
| 245 | #define MAT_BIT_FRONT_AMBIENT(1<<0) (1<<MAT_ATTRIB_FRONT_AMBIENT0) |
| 246 | #define MAT_BIT_BACK_AMBIENT(1<<1) (1<<MAT_ATTRIB_BACK_AMBIENT1) |
| 247 | #define MAT_BIT_FRONT_DIFFUSE(1<<2) (1<<MAT_ATTRIB_FRONT_DIFFUSE2) |
| 248 | #define MAT_BIT_BACK_DIFFUSE(1<<3) (1<<MAT_ATTRIB_BACK_DIFFUSE3) |
| 249 | #define MAT_BIT_FRONT_SPECULAR(1<<4) (1<<MAT_ATTRIB_FRONT_SPECULAR4) |
| 250 | #define MAT_BIT_BACK_SPECULAR(1<<5) (1<<MAT_ATTRIB_BACK_SPECULAR5) |
| 251 | #define MAT_BIT_FRONT_EMISSION(1<<6) (1<<MAT_ATTRIB_FRONT_EMISSION6) |
| 252 | #define MAT_BIT_BACK_EMISSION(1<<7) (1<<MAT_ATTRIB_BACK_EMISSION7) |
| 253 | #define MAT_BIT_FRONT_SHININESS(1<<8) (1<<MAT_ATTRIB_FRONT_SHININESS8) |
| 254 | #define MAT_BIT_BACK_SHININESS(1<<9) (1<<MAT_ATTRIB_BACK_SHININESS9) |
| 255 | #define MAT_BIT_FRONT_INDEXES(1<<10) (1<<MAT_ATTRIB_FRONT_INDEXES10) |
| 256 | #define MAT_BIT_BACK_INDEXES(1<<11) (1<<MAT_ATTRIB_BACK_INDEXES11) |
| 257 | |
| 258 | |
| 259 | #define FRONT_MATERIAL_BITS((1<<6) | (1<<0) | (1<<2) | (1<<4) | ( 1<<8) | (1<<10)) (MAT_BIT_FRONT_EMISSION(1<<6) | \ |
| 260 | MAT_BIT_FRONT_AMBIENT(1<<0) | \ |
| 261 | MAT_BIT_FRONT_DIFFUSE(1<<2) | \ |
| 262 | MAT_BIT_FRONT_SPECULAR(1<<4) | \ |
| 263 | MAT_BIT_FRONT_SHININESS(1<<8) | \ |
| 264 | MAT_BIT_FRONT_INDEXES(1<<10)) |
| 265 | |
| 266 | #define BACK_MATERIAL_BITS((1<<7) | (1<<1) | (1<<3) | (1<<5) | ( 1<<9) | (1<<11)) (MAT_BIT_BACK_EMISSION(1<<7) | \ |
| 267 | MAT_BIT_BACK_AMBIENT(1<<1) | \ |
| 268 | MAT_BIT_BACK_DIFFUSE(1<<3) | \ |
| 269 | MAT_BIT_BACK_SPECULAR(1<<5) | \ |
| 270 | MAT_BIT_BACK_SHININESS(1<<9) | \ |
| 271 | MAT_BIT_BACK_INDEXES(1<<11)) |
| 272 | |
| 273 | #define ALL_MATERIAL_BITS(((1<<6) | (1<<0) | (1<<2) | (1<<4) | (1<<8) | (1<<10)) | ((1<<7) | (1<<1) | (1<<3) | (1<<5) | (1<<9) | (1<<11) )) (FRONT_MATERIAL_BITS((1<<6) | (1<<0) | (1<<2) | (1<<4) | ( 1<<8) | (1<<10)) | BACK_MATERIAL_BITS((1<<7) | (1<<1) | (1<<3) | (1<<5) | ( 1<<9) | (1<<11))) |
| 274 | /*@}*/ |
| 275 | |
| 276 | |
| 277 | /** |
| 278 | * Material state. |
| 279 | */ |
| 280 | struct gl_material |
| 281 | { |
| 282 | GLfloat Attrib[MAT_ATTRIB_MAX12][4]; |
| 283 | }; |
| 284 | |
| 285 | |
| 286 | /** |
| 287 | * Light state flags. |
| 288 | */ |
| 289 | /*@{*/ |
| 290 | #define LIGHT_SPOT0x1 0x1 |
| 291 | #define LIGHT_LOCAL_VIEWER0x2 0x2 |
| 292 | #define LIGHT_POSITIONAL0x4 0x4 |
| 293 | #define LIGHT_NEED_VERTICES(0x4|0x2) (LIGHT_POSITIONAL0x4|LIGHT_LOCAL_VIEWER0x2) |
| 294 | /*@}*/ |
| 295 | |
| 296 | |
| 297 | /** |
| 298 | * Light source state. |
| 299 | */ |
| 300 | struct gl_light |
| 301 | { |
| 302 | GLfloat Ambient[4]; /**< ambient color */ |
| 303 | GLfloat Diffuse[4]; /**< diffuse color */ |
| 304 | GLfloat Specular[4]; /**< specular color */ |
| 305 | GLfloat EyePosition[4]; /**< position in eye coordinates */ |
| 306 | GLfloat SpotDirection[4]; /**< spotlight direction in eye coordinates */ |
| 307 | GLfloat SpotExponent; |
| 308 | GLfloat SpotCutoff; /**< in degrees */ |
| 309 | GLfloat _CosCutoff; /**< = MAX(0, cos(SpotCutoff)) */ |
| 310 | GLfloat ConstantAttenuation; |
| 311 | GLfloat LinearAttenuation; |
| 312 | GLfloat QuadraticAttenuation; |
| 313 | GLboolean Enabled; /**< On/off flag */ |
| 314 | |
| 315 | /** |
| 316 | * \name Derived fields |
| 317 | */ |
| 318 | /*@{*/ |
| 319 | GLbitfield _Flags; /**< Mask of LIGHT_x bits defined above */ |
| 320 | |
| 321 | GLfloat _Position[4]; /**< position in eye/obj coordinates */ |
| 322 | GLfloat _VP_inf_norm[3]; /**< Norm direction to infinite light */ |
| 323 | GLfloat _h_inf_norm[3]; /**< Norm( _VP_inf_norm + <0,0,1> ) */ |
| 324 | GLfloat _NormSpotDirection[4]; /**< normalized spotlight direction */ |
| 325 | GLfloat _VP_inf_spot_attenuation; |
| 326 | |
| 327 | GLfloat _MatAmbient[2][3]; /**< material ambient * light ambient */ |
| 328 | GLfloat _MatDiffuse[2][3]; /**< material diffuse * light diffuse */ |
| 329 | GLfloat _MatSpecular[2][3]; /**< material spec * light specular */ |
| 330 | /*@}*/ |
| 331 | }; |
| 332 | |
| 333 | |
| 334 | /** |
| 335 | * Light model state. |
| 336 | */ |
| 337 | struct gl_lightmodel |
| 338 | { |
| 339 | GLfloat Ambient[4]; /**< ambient color */ |
| 340 | GLboolean LocalViewer; /**< Local (or infinite) view point? */ |
| 341 | GLboolean TwoSide; /**< Two (or one) sided lighting? */ |
| 342 | GLenum16 ColorControl; /**< either GL_SINGLE_COLOR |
| 343 | or GL_SEPARATE_SPECULAR_COLOR */ |
| 344 | }; |
| 345 | |
| 346 | |
| 347 | /** |
| 348 | * Accumulation buffer attribute group (GL_ACCUM_BUFFER_BIT) |
| 349 | */ |
| 350 | struct gl_accum_attrib |
| 351 | { |
| 352 | GLfloat ClearColor[4]; /**< Accumulation buffer clear color */ |
| 353 | }; |
| 354 | |
| 355 | |
| 356 | /** |
| 357 | * Used for storing clear color, texture border color, etc. |
| 358 | * The float values are typically unclamped. |
| 359 | */ |
| 360 | union gl_color_union |
| 361 | { |
| 362 | GLfloat f[4]; |
| 363 | GLint i[4]; |
| 364 | GLuint ui[4]; |
| 365 | }; |
| 366 | |
| 367 | |
| 368 | /** |
| 369 | * Color buffer attribute group (GL_COLOR_BUFFER_BIT). |
| 370 | */ |
| 371 | struct gl_colorbuffer_attrib |
| 372 | { |
| 373 | GLuint ClearIndex; /**< Index for glClear */ |
| 374 | union gl_color_union ClearColor; /**< Color for glClear, unclamped */ |
| 375 | GLuint IndexMask; /**< Color index write mask */ |
| 376 | |
| 377 | /** 4 colormask bits per draw buffer, max 8 draw buffers. 4*8 = 32 bits */ |
| 378 | GLbitfield ColorMask; |
| 379 | |
| 380 | GLenum16 DrawBuffer[MAX_DRAW_BUFFERS8]; /**< Which buffer to draw into */ |
| 381 | |
| 382 | /** |
| 383 | * \name alpha testing |
| 384 | */ |
| 385 | /*@{*/ |
| 386 | GLboolean AlphaEnabled; /**< Alpha test enabled flag */ |
| 387 | GLenum16 AlphaFunc; /**< Alpha test function */ |
| 388 | GLfloat AlphaRefUnclamped; |
| 389 | GLclampf AlphaRef; /**< Alpha reference value */ |
| 390 | /*@}*/ |
| 391 | |
| 392 | /** |
| 393 | * \name Blending |
| 394 | */ |
| 395 | /*@{*/ |
| 396 | GLbitfield BlendEnabled; /**< Per-buffer blend enable flags */ |
| 397 | |
| 398 | /* NOTE: this does _not_ depend on fragment clamping or any other clamping |
| 399 | * control, only on the fixed-pointness of the render target. |
| 400 | * The query does however depend on fragment color clamping. |
| 401 | */ |
| 402 | GLfloat BlendColorUnclamped[4]; /**< Blending color */ |
| 403 | GLfloat BlendColor[4]; /**< Blending color */ |
| 404 | |
| 405 | struct |
| 406 | { |
| 407 | GLenum16 SrcRGB; /**< RGB blend source term */ |
| 408 | GLenum16 DstRGB; /**< RGB blend dest term */ |
| 409 | GLenum16 SrcA; /**< Alpha blend source term */ |
| 410 | GLenum16 DstA; /**< Alpha blend dest term */ |
| 411 | GLenum16 EquationRGB; /**< GL_ADD, GL_SUBTRACT, etc. */ |
| 412 | GLenum16 EquationA; /**< GL_ADD, GL_SUBTRACT, etc. */ |
| 413 | /** |
| 414 | * Set if any blend factor uses SRC1. Computed at the time blend factors |
| 415 | * get set. |
| 416 | */ |
| 417 | GLboolean _UsesDualSrc; |
| 418 | } Blend[MAX_DRAW_BUFFERS8]; |
| 419 | /** Are the blend func terms currently different for each buffer/target? */ |
| 420 | GLboolean _BlendFuncPerBuffer; |
| 421 | /** Are the blend equations currently different for each buffer/target? */ |
| 422 | GLboolean _BlendEquationPerBuffer; |
| 423 | |
| 424 | /** |
| 425 | * Which advanced blending mode is in use (or BLEND_NONE). |
| 426 | * |
| 427 | * KHR_blend_equation_advanced only allows advanced blending with a single |
| 428 | * draw buffer, and NVX_blend_equation_advanced_multi_draw_buffer still |
| 429 | * requires all draw buffers to match, so we only need a single value. |
| 430 | */ |
| 431 | enum gl_advanced_blend_mode _AdvancedBlendMode; |
| 432 | |
| 433 | /** Coherency requested via glEnable(GL_BLEND_ADVANCED_COHERENT_KHR)? */ |
| 434 | bool_Bool BlendCoherent; |
| 435 | /*@}*/ |
| 436 | |
| 437 | /** |
| 438 | * \name Logic op |
| 439 | */ |
| 440 | /*@{*/ |
| 441 | GLboolean IndexLogicOpEnabled; /**< Color index logic op enabled flag */ |
| 442 | GLboolean ColorLogicOpEnabled; /**< RGBA logic op enabled flag */ |
| 443 | GLenum16 LogicOp; /**< Logic operator */ |
| 444 | enum gl_logicop_mode _LogicOp; |
| 445 | /*@}*/ |
| 446 | |
| 447 | GLboolean DitherFlag; /**< Dither enable flag */ |
| 448 | |
| 449 | GLboolean _ClampFragmentColor; /** < with GL_FIXED_ONLY_ARB resolved */ |
| 450 | GLenum16 ClampFragmentColor; /**< GL_TRUE, GL_FALSE or GL_FIXED_ONLY_ARB */ |
| 451 | GLenum16 ClampReadColor; /**< GL_TRUE, GL_FALSE or GL_FIXED_ONLY_ARB */ |
| 452 | |
| 453 | GLboolean sRGBEnabled; /**< Framebuffer sRGB blending/updating requested */ |
| 454 | }; |
| 455 | |
| 456 | |
| 457 | /** |
| 458 | * Vertex format to describe a vertex element. |
| 459 | */ |
| 460 | struct gl_vertex_format |
| 461 | { |
| 462 | GLenum16 Type; /**< datatype: GL_FLOAT, GL_INT, etc */ |
| 463 | GLenum16 Format; /**< default: GL_RGBA, but may be GL_BGRA */ |
| 464 | enum pipe_format _PipeFormat:16; /**< pipe_format for Gallium */ |
| 465 | GLubyte Size:5; /**< components per element (1,2,3,4) */ |
| 466 | GLubyte Normalized:1; /**< GL_ARB_vertex_program */ |
| 467 | GLubyte Integer:1; /**< Integer-valued? */ |
| 468 | GLubyte Doubles:1; /**< double values are not converted to floats */ |
| 469 | GLubyte _ElementSize; /**< Size of each element in bytes */ |
| 470 | }; |
| 471 | |
| 472 | |
| 473 | /** |
| 474 | * Current attribute group (GL_CURRENT_BIT). |
| 475 | */ |
| 476 | struct gl_current_attrib |
| 477 | { |
| 478 | /** |
| 479 | * \name Current vertex attributes (color, texcoords, etc). |
| 480 | * \note Values are valid only after FLUSH_VERTICES has been called. |
| 481 | * \note Index and Edgeflag current values are stored as floats in the |
| 482 | * SIX and SEVEN attribute slots. |
| 483 | * \note We need double storage for 64-bit vertex attributes |
| 484 | */ |
| 485 | GLfloat Attrib[VERT_ATTRIB_MAX][4*2]; |
| 486 | |
| 487 | /** |
| 488 | * \name Current raster position attributes (always up to date after a |
| 489 | * glRasterPos call). |
| 490 | */ |
| 491 | GLfloat RasterPos[4]; |
| 492 | GLfloat RasterDistance; |
| 493 | GLfloat RasterColor[4]; |
| 494 | GLfloat RasterSecondaryColor[4]; |
| 495 | GLfloat RasterTexCoords[MAX_TEXTURE_COORD_UNITS8][4]; |
| 496 | GLboolean RasterPosValid; |
| 497 | }; |
| 498 | |
| 499 | |
| 500 | /** |
| 501 | * Depth buffer attribute group (GL_DEPTH_BUFFER_BIT). |
| 502 | */ |
| 503 | struct gl_depthbuffer_attrib |
| 504 | { |
| 505 | GLenum16 Func; /**< Function for depth buffer compare */ |
| 506 | GLclampd Clear; /**< Value to clear depth buffer to */ |
| 507 | GLboolean Test; /**< Depth buffering enabled flag */ |
| 508 | GLboolean Mask; /**< Depth buffer writable? */ |
| 509 | GLboolean BoundsTest; /**< GL_EXT_depth_bounds_test */ |
| 510 | GLfloat BoundsMin, BoundsMax;/**< GL_EXT_depth_bounds_test */ |
| 511 | }; |
| 512 | |
| 513 | |
| 514 | /** |
| 515 | * Evaluator attribute group (GL_EVAL_BIT). |
| 516 | */ |
| 517 | struct gl_eval_attrib |
| 518 | { |
| 519 | /** |
| 520 | * \name Enable bits |
| 521 | */ |
| 522 | /*@{*/ |
| 523 | GLboolean Map1Color4; |
| 524 | GLboolean Map1Index; |
| 525 | GLboolean Map1Normal; |
| 526 | GLboolean Map1TextureCoord1; |
| 527 | GLboolean Map1TextureCoord2; |
| 528 | GLboolean Map1TextureCoord3; |
| 529 | GLboolean Map1TextureCoord4; |
| 530 | GLboolean Map1Vertex3; |
| 531 | GLboolean Map1Vertex4; |
| 532 | GLboolean Map2Color4; |
| 533 | GLboolean Map2Index; |
| 534 | GLboolean Map2Normal; |
| 535 | GLboolean Map2TextureCoord1; |
| 536 | GLboolean Map2TextureCoord2; |
| 537 | GLboolean Map2TextureCoord3; |
| 538 | GLboolean Map2TextureCoord4; |
| 539 | GLboolean Map2Vertex3; |
| 540 | GLboolean Map2Vertex4; |
| 541 | GLboolean AutoNormal; |
| 542 | /*@}*/ |
| 543 | |
| 544 | /** |
| 545 | * \name Map Grid endpoints and divisions and calculated du values |
| 546 | */ |
| 547 | /*@{*/ |
| 548 | GLint MapGrid1un; |
| 549 | GLfloat MapGrid1u1, MapGrid1u2, MapGrid1du; |
| 550 | GLint MapGrid2un, MapGrid2vn; |
| 551 | GLfloat MapGrid2u1, MapGrid2u2, MapGrid2du; |
| 552 | GLfloat MapGrid2v1, MapGrid2v2, MapGrid2dv; |
| 553 | /*@}*/ |
| 554 | }; |
| 555 | |
| 556 | |
| 557 | /** |
| 558 | * Compressed fog mode. |
| 559 | */ |
| 560 | enum gl_fog_mode |
| 561 | { |
| 562 | FOG_NONE, |
| 563 | FOG_LINEAR, |
| 564 | FOG_EXP, |
| 565 | FOG_EXP2, |
| 566 | }; |
| 567 | |
| 568 | |
| 569 | /** |
| 570 | * Fog attribute group (GL_FOG_BIT). |
| 571 | */ |
| 572 | struct gl_fog_attrib |
| 573 | { |
| 574 | GLboolean Enabled; /**< Fog enabled flag */ |
| 575 | GLboolean ColorSumEnabled; |
| 576 | uint8_t _PackedMode; /**< Fog mode as 2 bits */ |
| 577 | uint8_t _PackedEnabledMode; /**< Masked CompressedMode */ |
| 578 | GLfloat ColorUnclamped[4]; /**< Fog color */ |
| 579 | GLfloat Color[4]; /**< Fog color */ |
| 580 | GLfloat Density; /**< Density >= 0.0 */ |
| 581 | GLfloat Start; /**< Start distance in eye coords */ |
| 582 | GLfloat End; /**< End distance in eye coords */ |
| 583 | GLfloat Index; /**< Fog index */ |
| 584 | GLenum16 Mode; /**< Fog mode */ |
| 585 | GLenum16 FogCoordinateSource;/**< GL_EXT_fog_coord */ |
| 586 | GLenum16 FogDistanceMode; /**< GL_NV_fog_distance */ |
| 587 | }; |
| 588 | |
| 589 | |
| 590 | /** |
| 591 | * Hint attribute group (GL_HINT_BIT). |
| 592 | * |
| 593 | * Values are always one of GL_FASTEST, GL_NICEST, or GL_DONT_CARE. |
| 594 | */ |
| 595 | struct gl_hint_attrib |
| 596 | { |
| 597 | GLenum16 PerspectiveCorrection; |
| 598 | GLenum16 PointSmooth; |
| 599 | GLenum16 LineSmooth; |
| 600 | GLenum16 PolygonSmooth; |
| 601 | GLenum16 Fog; |
| 602 | GLenum16 TextureCompression; /**< GL_ARB_texture_compression */ |
| 603 | GLenum16 GenerateMipmap; /**< GL_SGIS_generate_mipmap */ |
| 604 | GLenum16 FragmentShaderDerivative; /**< GL_ARB_fragment_shader */ |
| 605 | GLuint MaxShaderCompilerThreads; /**< GL_ARB_parallel_shader_compile */ |
| 606 | }; |
| 607 | |
| 608 | |
| 609 | /** |
| 610 | * Lighting attribute group (GL_LIGHT_BIT). |
| 611 | */ |
| 612 | struct gl_light_attrib |
| 613 | { |
| 614 | struct gl_light Light[MAX_LIGHTS8]; /**< Array of light sources */ |
| 615 | struct gl_lightmodel Model; /**< Lighting model */ |
| 616 | |
| 617 | /** |
| 618 | * Front and back material values. |
| 619 | * Note: must call FLUSH_VERTICES() before using. |
| 620 | */ |
| 621 | struct gl_material Material; |
| 622 | |
| 623 | GLboolean Enabled; /**< Lighting enabled flag */ |
| 624 | GLboolean ColorMaterialEnabled; |
| 625 | |
| 626 | GLenum16 ShadeModel; /**< GL_FLAT or GL_SMOOTH */ |
| 627 | GLenum16 ProvokingVertex; /**< GL_EXT_provoking_vertex */ |
| 628 | GLenum16 ColorMaterialFace; /**< GL_FRONT, BACK or FRONT_AND_BACK */ |
| 629 | GLenum16 ColorMaterialMode; /**< GL_AMBIENT, GL_DIFFUSE, etc */ |
| 630 | GLbitfield _ColorMaterialBitmask; /**< bitmask formed from Face and Mode */ |
| 631 | |
| 632 | |
| 633 | GLboolean _ClampVertexColor; |
| 634 | GLenum16 ClampVertexColor; /**< GL_TRUE, GL_FALSE, GL_FIXED_ONLY */ |
| 635 | |
| 636 | /** |
| 637 | * Derived state for optimizations: |
| 638 | */ |
| 639 | /*@{*/ |
| 640 | GLbitfield _EnabledLights; /**< bitmask containing enabled lights */ |
| 641 | |
| 642 | GLboolean _NeedEyeCoords; |
| 643 | GLboolean _NeedVertices; /**< Use fast shader? */ |
| 644 | |
| 645 | GLfloat _BaseColor[2][3]; |
| 646 | /*@}*/ |
| 647 | }; |
| 648 | |
| 649 | |
| 650 | /** |
| 651 | * Line attribute group (GL_LINE_BIT). |
| 652 | */ |
| 653 | struct gl_line_attrib |
| 654 | { |
| 655 | GLboolean SmoothFlag; /**< GL_LINE_SMOOTH enabled? */ |
| 656 | GLboolean StippleFlag; /**< GL_LINE_STIPPLE enabled? */ |
| 657 | GLushort StipplePattern; /**< Stipple pattern */ |
| 658 | GLint StippleFactor; /**< Stipple repeat factor */ |
| 659 | GLfloat Width; /**< Line width */ |
| 660 | }; |
| 661 | |
| 662 | |
| 663 | /** |
| 664 | * Display list attribute group (GL_LIST_BIT). |
| 665 | */ |
| 666 | struct gl_list_attrib |
| 667 | { |
| 668 | GLuint ListBase; |
| 669 | }; |
| 670 | |
| 671 | |
| 672 | /** |
| 673 | * Multisample attribute group (GL_MULTISAMPLE_BIT). |
| 674 | */ |
| 675 | struct gl_multisample_attrib |
| 676 | { |
| 677 | GLboolean Enabled; |
| 678 | GLboolean SampleAlphaToCoverage; |
| 679 | GLboolean SampleAlphaToOne; |
| 680 | GLboolean SampleCoverage; |
| 681 | GLboolean SampleCoverageInvert; |
| 682 | GLboolean SampleShading; |
| 683 | |
| 684 | /* ARB_texture_multisample / GL3.2 additions */ |
| 685 | GLboolean SampleMask; |
| 686 | |
| 687 | GLfloat SampleCoverageValue; /**< In range [0, 1] */ |
| 688 | GLfloat MinSampleShadingValue; /**< In range [0, 1] */ |
| 689 | |
| 690 | /** The GL spec defines this as an array but >32x MSAA is madness */ |
| 691 | GLbitfield SampleMaskValue; |
| 692 | |
| 693 | /* NV_alpha_to_coverage_dither_control */ |
| 694 | GLenum SampleAlphaToCoverageDitherControl; |
| 695 | }; |
| 696 | |
| 697 | |
| 698 | /** |
| 699 | * A pixelmap (see glPixelMap) |
| 700 | */ |
| 701 | struct gl_pixelmap |
| 702 | { |
| 703 | GLint Size; |
| 704 | GLfloat Map[MAX_PIXEL_MAP_TABLE256]; |
| 705 | }; |
| 706 | |
| 707 | |
| 708 | /** |
| 709 | * Collection of all pixelmaps |
| 710 | */ |
| 711 | struct gl_pixelmaps |
| 712 | { |
| 713 | struct gl_pixelmap RtoR; /**< i.e. GL_PIXEL_MAP_R_TO_R */ |
| 714 | struct gl_pixelmap GtoG; |
| 715 | struct gl_pixelmap BtoB; |
| 716 | struct gl_pixelmap AtoA; |
| 717 | struct gl_pixelmap ItoR; |
| 718 | struct gl_pixelmap ItoG; |
| 719 | struct gl_pixelmap ItoB; |
| 720 | struct gl_pixelmap ItoA; |
| 721 | struct gl_pixelmap ItoI; |
| 722 | struct gl_pixelmap StoS; |
| 723 | }; |
| 724 | |
| 725 | |
| 726 | /** |
| 727 | * Pixel attribute group (GL_PIXEL_MODE_BIT). |
| 728 | */ |
| 729 | struct gl_pixel_attrib |
| 730 | { |
| 731 | GLenum16 ReadBuffer; /**< source buffer for glRead/CopyPixels() */ |
| 732 | |
| 733 | /*--- Begin Pixel Transfer State ---*/ |
| 734 | /* Fields are in the order in which they're applied... */ |
| 735 | |
| 736 | /** Scale & Bias (index shift, offset) */ |
| 737 | /*@{*/ |
| 738 | GLfloat RedBias, RedScale; |
| 739 | GLfloat GreenBias, GreenScale; |
| 740 | GLfloat BlueBias, BlueScale; |
| 741 | GLfloat AlphaBias, AlphaScale; |
| 742 | GLfloat DepthBias, DepthScale; |
| 743 | GLint IndexShift, IndexOffset; |
| 744 | /*@}*/ |
| 745 | |
| 746 | /* Pixel Maps */ |
| 747 | /* Note: actual pixel maps are not part of this attrib group */ |
| 748 | GLboolean MapColorFlag; |
| 749 | GLboolean MapStencilFlag; |
| 750 | |
| 751 | /*--- End Pixel Transfer State ---*/ |
| 752 | |
| 753 | /** glPixelZoom */ |
| 754 | GLfloat ZoomX, ZoomY; |
| 755 | }; |
| 756 | |
| 757 | |
| 758 | /** |
| 759 | * Point attribute group (GL_POINT_BIT). |
| 760 | */ |
| 761 | struct gl_point_attrib |
| 762 | { |
| 763 | GLfloat Size; /**< User-specified point size */ |
| 764 | GLfloat Params[3]; /**< GL_EXT_point_parameters */ |
| 765 | GLfloat MinSize, MaxSize; /**< GL_EXT_point_parameters */ |
| 766 | GLfloat Threshold; /**< GL_EXT_point_parameters */ |
| 767 | GLboolean SmoothFlag; /**< True if GL_POINT_SMOOTH is enabled */ |
| 768 | GLboolean _Attenuated; /**< True if Params != [1, 0, 0] */ |
| 769 | GLboolean PointSprite; /**< GL_NV/ARB_point_sprite */ |
| 770 | GLbitfield CoordReplace; /**< GL_ARB_point_sprite*/ |
| 771 | GLenum16 SpriteRMode; /**< GL_NV_point_sprite (only!) */ |
| 772 | GLenum16 SpriteOrigin; /**< GL_ARB_point_sprite */ |
| 773 | }; |
| 774 | |
| 775 | |
| 776 | /** |
| 777 | * Polygon attribute group (GL_POLYGON_BIT). |
| 778 | */ |
| 779 | struct gl_polygon_attrib |
| 780 | { |
| 781 | GLenum16 FrontFace; /**< Either GL_CW or GL_CCW */ |
| 782 | GLenum FrontMode; /**< Either GL_POINT, GL_LINE or GL_FILL */ |
| 783 | GLenum BackMode; /**< Either GL_POINT, GL_LINE or GL_FILL */ |
| 784 | GLboolean CullFlag; /**< Culling on/off flag */ |
| 785 | GLboolean SmoothFlag; /**< True if GL_POLYGON_SMOOTH is enabled */ |
| 786 | GLboolean StippleFlag; /**< True if GL_POLYGON_STIPPLE is enabled */ |
| 787 | GLenum16 CullFaceMode; /**< Culling mode GL_FRONT or GL_BACK */ |
| 788 | GLfloat OffsetFactor; /**< Polygon offset factor, from user */ |
| 789 | GLfloat OffsetUnits; /**< Polygon offset units, from user */ |
| 790 | GLfloat OffsetClamp; /**< Polygon offset clamp, from user */ |
| 791 | GLboolean OffsetPoint; /**< Offset in GL_POINT mode */ |
| 792 | GLboolean OffsetLine; /**< Offset in GL_LINE mode */ |
| 793 | GLboolean OffsetFill; /**< Offset in GL_FILL mode */ |
| 794 | }; |
| 795 | |
| 796 | |
| 797 | /** |
| 798 | * Scissor attributes (GL_SCISSOR_BIT). |
| 799 | */ |
| 800 | struct gl_scissor_rect |
| 801 | { |
| 802 | GLint X, Y; /**< Lower left corner of box */ |
| 803 | GLsizei Width, Height; /**< Size of box */ |
| 804 | }; |
| 805 | |
| 806 | |
| 807 | struct gl_scissor_attrib |
| 808 | { |
| 809 | GLbitfield EnableFlags; /**< Scissor test enabled? */ |
| 810 | struct gl_scissor_rect ScissorArray[MAX_VIEWPORTS16]; |
| 811 | GLint NumWindowRects; /**< Count of enabled window rectangles */ |
| 812 | GLenum16 WindowRectMode; /**< Whether to include or exclude the rects */ |
| 813 | struct gl_scissor_rect WindowRects[MAX_WINDOW_RECTANGLES8]; |
| 814 | }; |
| 815 | |
| 816 | |
| 817 | /** |
| 818 | * Stencil attribute group (GL_STENCIL_BUFFER_BIT). |
| 819 | * |
| 820 | * Three sets of stencil data are tracked so that OpenGL 2.0, |
| 821 | * GL_EXT_stencil_two_side, and GL_ATI_separate_stencil can all be supported |
| 822 | * simultaneously. In each of the stencil state arrays, element 0 corresponds |
| 823 | * to GL_FRONT. Element 1 corresponds to the OpenGL 2.0 / |
| 824 | * GL_ATI_separate_stencil GL_BACK state. Element 2 corresponds to the |
| 825 | * GL_EXT_stencil_two_side GL_BACK state. |
| 826 | * |
| 827 | * The derived value \c _BackFace is either 1 or 2 depending on whether or |
| 828 | * not GL_STENCIL_TEST_TWO_SIDE_EXT is enabled. |
| 829 | * |
| 830 | * The derived value \c _TestTwoSide is set when the front-face and back-face |
| 831 | * stencil state are different. |
| 832 | */ |
| 833 | struct gl_stencil_attrib |
| 834 | { |
| 835 | GLboolean Enabled; /**< Enabled flag */ |
| 836 | GLboolean TestTwoSide; /**< GL_EXT_stencil_two_side */ |
| 837 | GLubyte ActiveFace; /**< GL_EXT_stencil_two_side (0 or 2) */ |
| 838 | GLubyte _BackFace; /**< Current back stencil state (1 or 2) */ |
| 839 | GLenum16 Function[3]; /**< Stencil function */ |
| 840 | GLenum16 FailFunc[3]; /**< Fail function */ |
| 841 | GLenum16 ZPassFunc[3]; /**< Depth buffer pass function */ |
| 842 | GLenum16 ZFailFunc[3]; /**< Depth buffer fail function */ |
| 843 | GLint Ref[3]; /**< Reference value */ |
| 844 | GLuint ValueMask[3]; /**< Value mask */ |
| 845 | GLuint WriteMask[3]; /**< Write mask */ |
| 846 | GLuint Clear; /**< Clear value */ |
| 847 | }; |
| 848 | |
| 849 | |
| 850 | /** |
| 851 | * Bit flags for each type of texture object |
| 852 | */ |
| 853 | /*@{*/ |
| 854 | #define TEXTURE_2D_MULTISAMPLE_BIT(1 << TEXTURE_2D_MULTISAMPLE_INDEX) (1 << TEXTURE_2D_MULTISAMPLE_INDEX) |
| 855 | #define TEXTURE_2D_MULTISAMPLE_ARRAY_BIT(1 << TEXTURE_2D_MULTISAMPLE_ARRAY_INDEX) (1 << TEXTURE_2D_MULTISAMPLE_ARRAY_INDEX) |
| 856 | #define TEXTURE_CUBE_ARRAY_BIT(1 << TEXTURE_CUBE_ARRAY_INDEX) (1 << TEXTURE_CUBE_ARRAY_INDEX) |
| 857 | #define TEXTURE_BUFFER_BIT(1 << TEXTURE_BUFFER_INDEX) (1 << TEXTURE_BUFFER_INDEX) |
| 858 | #define TEXTURE_2D_ARRAY_BIT(1 << TEXTURE_2D_ARRAY_INDEX) (1 << TEXTURE_2D_ARRAY_INDEX) |
| 859 | #define TEXTURE_1D_ARRAY_BIT(1 << TEXTURE_1D_ARRAY_INDEX) (1 << TEXTURE_1D_ARRAY_INDEX) |
| 860 | #define TEXTURE_EXTERNAL_BIT(1 << TEXTURE_EXTERNAL_INDEX) (1 << TEXTURE_EXTERNAL_INDEX) |
| 861 | #define TEXTURE_CUBE_BIT(1 << TEXTURE_CUBE_INDEX) (1 << TEXTURE_CUBE_INDEX) |
| 862 | #define TEXTURE_3D_BIT(1 << TEXTURE_3D_INDEX) (1 << TEXTURE_3D_INDEX) |
| 863 | #define TEXTURE_RECT_BIT(1 << TEXTURE_RECT_INDEX) (1 << TEXTURE_RECT_INDEX) |
| 864 | #define TEXTURE_2D_BIT(1 << TEXTURE_2D_INDEX) (1 << TEXTURE_2D_INDEX) |
| 865 | #define TEXTURE_1D_BIT(1 << TEXTURE_1D_INDEX) (1 << TEXTURE_1D_INDEX) |
| 866 | /*@}*/ |
| 867 | |
| 868 | |
| 869 | /** |
| 870 | * Texture image state. Drivers will typically create a subclass of this |
| 871 | * with extra fields for memory buffers, etc. |
| 872 | */ |
| 873 | struct gl_texture_image |
| 874 | { |
| 875 | GLint InternalFormat; /**< Internal format as given by the user */ |
| 876 | GLenum16 _BaseFormat; /**< Either GL_RGB, GL_RGBA, GL_ALPHA, |
| 877 | * GL_LUMINANCE, GL_LUMINANCE_ALPHA, |
| 878 | * GL_INTENSITY, GL_DEPTH_COMPONENT or |
| 879 | * GL_DEPTH_STENCIL_EXT only. Used for |
| 880 | * choosing TexEnv arithmetic. |
| 881 | */ |
| 882 | mesa_format TexFormat; /**< The actual texture memory format */ |
| 883 | |
| 884 | GLuint Border; /**< 0 or 1 */ |
| 885 | GLuint Width; /**< = 2^WidthLog2 + 2*Border */ |
| 886 | GLuint Height; /**< = 2^HeightLog2 + 2*Border */ |
| 887 | GLuint Depth; /**< = 2^DepthLog2 + 2*Border */ |
| 888 | GLuint Width2; /**< = Width - 2*Border */ |
| 889 | GLuint Height2; /**< = Height - 2*Border */ |
| 890 | GLuint Depth2; /**< = Depth - 2*Border */ |
| 891 | GLuint WidthLog2; /**< = log2(Width2) */ |
| 892 | GLuint HeightLog2; /**< = log2(Height2) */ |
| 893 | GLuint DepthLog2; /**< = log2(Depth2) */ |
| 894 | GLuint MaxNumLevels; /**< = maximum possible number of mipmap |
| 895 | levels, computed from the dimensions */ |
| 896 | |
| 897 | struct gl_texture_object *TexObject; /**< Pointer back to parent object */ |
| 898 | GLuint Level; /**< Which mipmap level am I? */ |
| 899 | /** Cube map face: index into gl_texture_object::Image[] array */ |
| 900 | GLuint Face; |
| 901 | |
| 902 | /** GL_ARB_texture_multisample */ |
| 903 | GLuint NumSamples; /**< Sample count, or 0 for non-multisample */ |
| 904 | GLboolean FixedSampleLocations; /**< Same sample locations for all pixels? */ |
| 905 | }; |
| 906 | |
| 907 | |
| 908 | /** |
| 909 | * Indexes for cube map faces. |
| 910 | */ |
| 911 | typedef enum |
| 912 | { |
| 913 | FACE_POS_X = 0, |
| 914 | FACE_NEG_X = 1, |
| 915 | FACE_POS_Y = 2, |
| 916 | FACE_NEG_Y = 3, |
| 917 | FACE_POS_Z = 4, |
| 918 | FACE_NEG_Z = 5, |
| 919 | MAX_FACES = 6 |
| 920 | } gl_face_index; |
| 921 | |
| 922 | |
| 923 | /** |
| 924 | * Sampler object state. These objects are new with GL_ARB_sampler_objects |
| 925 | * and OpenGL 3.3. Legacy texture objects also contain a sampler object. |
| 926 | */ |
| 927 | struct gl_sampler_object |
| 928 | { |
| 929 | simple_mtx_t Mutex; |
| 930 | GLuint Name; |
| 931 | GLchar *Label; /**< GL_KHR_debug */ |
| 932 | GLint RefCount; |
| 933 | |
| 934 | GLenum16 WrapS; /**< S-axis texture image wrap mode */ |
| 935 | GLenum16 WrapT; /**< T-axis texture image wrap mode */ |
| 936 | GLenum16 WrapR; /**< R-axis texture image wrap mode */ |
| 937 | GLenum16 MinFilter; /**< minification filter */ |
| 938 | GLenum16 MagFilter; /**< magnification filter */ |
| 939 | GLenum16 sRGBDecode; /**< GL_DECODE_EXT or GL_SKIP_DECODE_EXT */ |
| 940 | union gl_color_union BorderColor; /**< Interpreted according to texture format */ |
| 941 | GLfloat MinLod; /**< min lambda, OpenGL 1.2 */ |
| 942 | GLfloat MaxLod; /**< max lambda, OpenGL 1.2 */ |
| 943 | GLfloat LodBias; /**< OpenGL 1.4 */ |
| 944 | GLfloat MaxAnisotropy; /**< GL_EXT_texture_filter_anisotropic */ |
| 945 | GLenum16 CompareMode; /**< GL_ARB_shadow */ |
| 946 | GLenum16 CompareFunc; /**< GL_ARB_shadow */ |
| 947 | GLboolean CubeMapSeamless; /**< GL_AMD_seamless_cubemap_per_texture */ |
| 948 | |
| 949 | /** GL_ARB_bindless_texture */ |
| 950 | bool_Bool HandleAllocated; |
| 951 | struct util_dynarray Handles; |
| 952 | }; |
| 953 | |
| 954 | |
| 955 | /** |
| 956 | * Texture object state. Contains the array of mipmap images, border color, |
| 957 | * wrap modes, filter modes, and shadow/texcompare state. |
| 958 | */ |
| 959 | struct gl_texture_object |
| 960 | { |
| 961 | simple_mtx_t Mutex; /**< for thread safety */ |
| 962 | GLint RefCount; /**< reference count */ |
| 963 | GLuint Name; /**< the user-visible texture object ID */ |
| 964 | GLenum16 Target; /**< GL_TEXTURE_1D, GL_TEXTURE_2D, etc. */ |
| 965 | GLenum16 DepthMode; /**< GL_ARB_depth_texture */ |
| 966 | GLchar *Label; /**< GL_KHR_debug */ |
| 967 | |
| 968 | struct gl_sampler_object Sampler; |
| 969 | |
| 970 | gl_texture_index TargetIndex; /**< The gl_texture_unit::CurrentTex index. |
| 971 | Only valid when Target is valid. */ |
| 972 | GLfloat Priority; /**< in [0,1] */ |
| 973 | GLint MaxLevel; /**< max mipmap level (max=1000), OpenGL 1.2 */ |
| 974 | GLint BaseLevel; /**< min mipmap level, OpenGL 1.2 */ |
| 975 | GLbyte _MaxLevel; /**< actual max mipmap level (q in the spec) */ |
| 976 | GLfloat _MaxLambda; /**< = _MaxLevel - BaseLevel (q - p in spec) */ |
| 977 | GLint CropRect[4]; /**< GL_OES_draw_texture */ |
| 978 | GLenum Swizzle[4]; /**< GL_EXT_texture_swizzle */ |
| 979 | GLushort _Swizzle; /**< same as Swizzle, but SWIZZLE_* format */ |
| 980 | GLbyte ImmutableLevels; /**< ES 3.0 / ARB_texture_view */ |
| 981 | GLboolean GenerateMipmap; /**< GL_SGIS_generate_mipmap */ |
| 982 | GLboolean _BaseComplete; /**< Is the base texture level valid? */ |
| 983 | GLboolean _MipmapComplete; /**< Is the whole mipmap valid? */ |
| 984 | GLboolean _IsIntegerFormat; /**< Does the texture store integer values? */ |
| 985 | GLboolean _RenderToTexture; /**< Any rendering to this texture? */ |
| 986 | GLboolean Purgeable; /**< Is the buffer purgeable under memory |
| 987 | pressure? */ |
| 988 | GLboolean Immutable; /**< GL_ARB_texture_storage */ |
| 989 | GLboolean _IsFloat; /**< GL_OES_float_texture */ |
| 990 | GLboolean _IsHalfFloat; /**< GL_OES_half_float_texture */ |
| 991 | bool_Bool StencilSampling; /**< Should we sample stencil instead of depth? */ |
| 992 | bool_Bool HandleAllocated; /**< GL_ARB_bindless_texture */ |
| 993 | |
| 994 | /** GL_OES_EGL_image_external */ |
| 995 | GLubyte RequiredTextureImageUnits; |
| 996 | |
| 997 | GLubyte MinLevel; /**< GL_ARB_texture_view */ |
| 998 | GLubyte NumLevels; /**< GL_ARB_texture_view */ |
| 999 | GLushort MinLayer; /**< GL_ARB_texture_view */ |
| 1000 | GLushort NumLayers; /**< GL_ARB_texture_view */ |
| 1001 | |
| 1002 | /** GL_EXT_memory_object */ |
| 1003 | GLenum16 TextureTiling; |
| 1004 | |
| 1005 | /** GL_ARB_shader_image_load_store */ |
| 1006 | GLenum16 ImageFormatCompatibilityType; |
| 1007 | |
| 1008 | /** GL_ARB_texture_buffer_object */ |
| 1009 | GLenum16 BufferObjectFormat; |
| 1010 | /** Equivalent Mesa format for BufferObjectFormat. */ |
| 1011 | mesa_format _BufferObjectFormat; |
| 1012 | struct gl_buffer_object *BufferObject; |
| 1013 | |
| 1014 | /** GL_ARB_texture_buffer_range */ |
| 1015 | GLintptr BufferOffset; |
| 1016 | GLsizeiptr BufferSize; /**< if this is -1, use BufferObject->Size instead */ |
| 1017 | |
| 1018 | /** Actual texture images, indexed by [cube face] and [mipmap level] */ |
| 1019 | struct gl_texture_image *Image[MAX_FACES][MAX_TEXTURE_LEVELS15]; |
| 1020 | |
| 1021 | /** GL_ARB_bindless_texture */ |
| 1022 | struct util_dynarray SamplerHandles; |
| 1023 | struct util_dynarray ImageHandles; |
| 1024 | }; |
| 1025 | |
| 1026 | |
| 1027 | /** Up to four combiner sources are possible with GL_NV_texture_env_combine4 */ |
| 1028 | #define MAX_COMBINER_TERMS4 4 |
| 1029 | |
| 1030 | |
| 1031 | /** |
| 1032 | * Texture combine environment state. |
| 1033 | */ |
| 1034 | struct gl_tex_env_combine_state |
| 1035 | { |
| 1036 | GLenum16 ModeRGB; /**< GL_REPLACE, GL_DECAL, GL_ADD, etc. */ |
| 1037 | GLenum16 ModeA; /**< GL_REPLACE, GL_DECAL, GL_ADD, etc. */ |
| 1038 | /** Source terms: GL_PRIMARY_COLOR, GL_TEXTURE, etc */ |
| 1039 | GLenum16 SourceRGB[MAX_COMBINER_TERMS4]; |
| 1040 | GLenum16 SourceA[MAX_COMBINER_TERMS4]; |
| 1041 | /** Source operands: GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR, etc */ |
| 1042 | GLenum16 OperandRGB[MAX_COMBINER_TERMS4]; |
| 1043 | GLenum16 OperandA[MAX_COMBINER_TERMS4]; |
| 1044 | GLubyte ScaleShiftRGB; /**< 0, 1 or 2 */ |
| 1045 | GLubyte ScaleShiftA; /**< 0, 1 or 2 */ |
| 1046 | GLubyte _NumArgsRGB; /**< Number of inputs used for the RGB combiner */ |
| 1047 | GLubyte _NumArgsA; /**< Number of inputs used for the A combiner */ |
| 1048 | }; |
| 1049 | |
| 1050 | |
| 1051 | /** Compressed TexEnv effective Combine mode */ |
| 1052 | enum gl_tex_env_mode |
| 1053 | { |
| 1054 | TEXENV_MODE_REPLACE, /* r = a0 */ |
| 1055 | TEXENV_MODE_MODULATE, /* r = a0 * a1 */ |
| 1056 | TEXENV_MODE_ADD, /* r = a0 + a1 */ |
| 1057 | TEXENV_MODE_ADD_SIGNED, /* r = a0 + a1 - 0.5 */ |
| 1058 | TEXENV_MODE_INTERPOLATE, /* r = a0 * a2 + a1 * (1 - a2) */ |
| 1059 | TEXENV_MODE_SUBTRACT, /* r = a0 - a1 */ |
| 1060 | TEXENV_MODE_DOT3_RGB, /* r = a0 . a1 */ |
| 1061 | TEXENV_MODE_DOT3_RGB_EXT, /* r = a0 . a1 */ |
| 1062 | TEXENV_MODE_DOT3_RGBA, /* r = a0 . a1 */ |
| 1063 | TEXENV_MODE_DOT3_RGBA_EXT, /* r = a0 . a1 */ |
| 1064 | TEXENV_MODE_MODULATE_ADD_ATI, /* r = a0 * a2 + a1 */ |
| 1065 | TEXENV_MODE_MODULATE_SIGNED_ADD_ATI, /* r = a0 * a2 + a1 - 0.5 */ |
| 1066 | TEXENV_MODE_MODULATE_SUBTRACT_ATI, /* r = a0 * a2 - a1 */ |
| 1067 | TEXENV_MODE_ADD_PRODUCTS_NV, /* r = a0 * a1 + a2 * a3 */ |
| 1068 | TEXENV_MODE_ADD_PRODUCTS_SIGNED_NV, /* r = a0 * a1 + a2 * a3 - 0.5 */ |
| 1069 | }; |
| 1070 | |
| 1071 | |
| 1072 | /** Compressed TexEnv Combine source */ |
| 1073 | enum gl_tex_env_source |
| 1074 | { |
| 1075 | TEXENV_SRC_TEXTURE0, |
| 1076 | TEXENV_SRC_TEXTURE1, |
| 1077 | TEXENV_SRC_TEXTURE2, |
| 1078 | TEXENV_SRC_TEXTURE3, |
| 1079 | TEXENV_SRC_TEXTURE4, |
| 1080 | TEXENV_SRC_TEXTURE5, |
| 1081 | TEXENV_SRC_TEXTURE6, |
| 1082 | TEXENV_SRC_TEXTURE7, |
| 1083 | TEXENV_SRC_TEXTURE, |
| 1084 | TEXENV_SRC_PREVIOUS, |
| 1085 | TEXENV_SRC_PRIMARY_COLOR, |
| 1086 | TEXENV_SRC_CONSTANT, |
| 1087 | TEXENV_SRC_ZERO, |
| 1088 | TEXENV_SRC_ONE, |
| 1089 | }; |
| 1090 | |
| 1091 | |
| 1092 | /** Compressed TexEnv Combine operand */ |
| 1093 | enum gl_tex_env_operand |
| 1094 | { |
| 1095 | TEXENV_OPR_COLOR, |
| 1096 | TEXENV_OPR_ONE_MINUS_COLOR, |
| 1097 | TEXENV_OPR_ALPHA, |
| 1098 | TEXENV_OPR_ONE_MINUS_ALPHA, |
| 1099 | }; |
| 1100 | |
| 1101 | |
| 1102 | /** Compressed TexEnv Combine argument */ |
| 1103 | struct gl_tex_env_argument |
| 1104 | { |
| 1105 | #ifdef __GNUC__4 |
| 1106 | __extension__ uint8_t Source:4; /**< TEXENV_SRC_x */ |
| 1107 | __extension__ uint8_t Operand:2; /**< TEXENV_OPR_x */ |
| 1108 | #else |
| 1109 | uint8_t Source; /**< SRC_x */ |
| 1110 | uint8_t Operand; /**< OPR_x */ |
| 1111 | #endif |
| 1112 | }; |
| 1113 | |
| 1114 | |
| 1115 | /*** |
| 1116 | * Compressed TexEnv Combine state. |
| 1117 | */ |
| 1118 | struct gl_tex_env_combine_packed |
| 1119 | { |
| 1120 | uint32_t ModeRGB:4; /**< Effective mode for RGB as 4 bits */ |
| 1121 | uint32_t ModeA:4; /**< Effective mode for RGB as 4 bits */ |
| 1122 | uint32_t ScaleShiftRGB:2; /**< 0, 1 or 2 */ |
| 1123 | uint32_t ScaleShiftA:2; /**< 0, 1 or 2 */ |
| 1124 | uint32_t NumArgsRGB:3; /**< Number of inputs used for the RGB combiner */ |
| 1125 | uint32_t NumArgsA:3; /**< Number of inputs used for the A combiner */ |
| 1126 | /** Source arguments in a packed manner */ |
| 1127 | struct gl_tex_env_argument ArgsRGB[MAX_COMBINER_TERMS4]; |
| 1128 | struct gl_tex_env_argument ArgsA[MAX_COMBINER_TERMS4]; |
| 1129 | }; |
| 1130 | |
| 1131 | |
| 1132 | /** |
| 1133 | * TexGenEnabled flags. |
| 1134 | */ |
| 1135 | /*@{*/ |
| 1136 | #define S_BIT1 1 |
| 1137 | #define T_BIT2 2 |
| 1138 | #define R_BIT4 4 |
| 1139 | #define Q_BIT8 8 |
| 1140 | #define STR_BITS(1 | 2 | 4) (S_BIT1 | T_BIT2 | R_BIT4) |
| 1141 | /*@}*/ |
| 1142 | |
| 1143 | |
| 1144 | /** |
| 1145 | * Bit flag versions of the corresponding GL_ constants. |
| 1146 | */ |
| 1147 | /*@{*/ |
| 1148 | #define TEXGEN_SPHERE_MAP0x1 0x1 |
| 1149 | #define TEXGEN_OBJ_LINEAR0x2 0x2 |
| 1150 | #define TEXGEN_EYE_LINEAR0x4 0x4 |
| 1151 | #define TEXGEN_REFLECTION_MAP_NV0x8 0x8 |
| 1152 | #define TEXGEN_NORMAL_MAP_NV0x10 0x10 |
| 1153 | |
| 1154 | #define TEXGEN_NEED_NORMALS(0x1 | 0x8 | 0x10) (TEXGEN_SPHERE_MAP0x1 | \ |
| 1155 | TEXGEN_REFLECTION_MAP_NV0x8 | \ |
| 1156 | TEXGEN_NORMAL_MAP_NV0x10) |
| 1157 | #define TEXGEN_NEED_EYE_COORD(0x1 | 0x8 | 0x10 | 0x4) (TEXGEN_SPHERE_MAP0x1 | \ |
| 1158 | TEXGEN_REFLECTION_MAP_NV0x8 | \ |
| 1159 | TEXGEN_NORMAL_MAP_NV0x10 | \ |
| 1160 | TEXGEN_EYE_LINEAR0x4) |
| 1161 | /*@}*/ |
| 1162 | |
| 1163 | |
| 1164 | |
| 1165 | /** Tex-gen enabled for texture unit? */ |
| 1166 | #define ENABLE_TEXGEN(unit)(1 << (unit)) (1 << (unit)) |
| 1167 | |
| 1168 | /** Non-identity texture matrix for texture unit? */ |
| 1169 | #define ENABLE_TEXMAT(unit)(1 << (unit)) (1 << (unit)) |
| 1170 | |
| 1171 | |
| 1172 | /** |
| 1173 | * Texture coord generation state. |
| 1174 | */ |
| 1175 | struct gl_texgen |
| 1176 | { |
| 1177 | GLenum16 Mode; /**< GL_EYE_LINEAR, GL_SPHERE_MAP, etc */ |
| 1178 | GLbitfield8 _ModeBit; /**< TEXGEN_x bit corresponding to Mode */ |
| 1179 | GLfloat ObjectPlane[4]; |
| 1180 | GLfloat EyePlane[4]; |
| 1181 | }; |
| 1182 | |
| 1183 | |
| 1184 | /** |
| 1185 | * Sampler-related subset of a texture unit, like current texture objects. |
| 1186 | */ |
| 1187 | struct gl_texture_unit |
| 1188 | { |
| 1189 | GLfloat LodBias; /**< for biasing mipmap levels */ |
| 1190 | |
| 1191 | /** Texture targets that have a non-default texture bound */ |
| 1192 | GLbitfield _BoundTextures; |
| 1193 | |
| 1194 | /** Current sampler object (GL_ARB_sampler_objects) */ |
| 1195 | struct gl_sampler_object *Sampler; |
| 1196 | |
| 1197 | /** Current texture object pointers */ |
| 1198 | struct gl_texture_object *CurrentTex[NUM_TEXTURE_TARGETS]; |
| 1199 | |
| 1200 | /** Points to highest priority, complete and enabled texture object */ |
| 1201 | struct gl_texture_object *_Current; |
| 1202 | }; |
| 1203 | |
| 1204 | |
| 1205 | /** |
| 1206 | * Fixed-function-related subset of a texture unit, like enable flags, |
| 1207 | * texture environment/function/combiners, and texgen state. |
| 1208 | */ |
| 1209 | struct gl_fixedfunc_texture_unit |
| 1210 | { |
| 1211 | GLbitfield16 Enabled; /**< bitmask of TEXTURE_*_BIT flags */ |
| 1212 | |
| 1213 | GLenum16 EnvMode; /**< GL_MODULATE, GL_DECAL, GL_BLEND, etc. */ |
| 1214 | GLclampf EnvColor[4]; |
| 1215 | GLfloat EnvColorUnclamped[4]; |
| 1216 | |
| 1217 | struct gl_texgen GenS; |
| 1218 | struct gl_texgen GenT; |
| 1219 | struct gl_texgen GenR; |
| 1220 | struct gl_texgen GenQ; |
| 1221 | GLbitfield8 TexGenEnabled; /**< Bitwise-OR of [STRQ]_BIT values */ |
| 1222 | GLbitfield8 _GenFlags; /**< Bitwise-OR of Gen[STRQ]._ModeBit */ |
| 1223 | |
| 1224 | /** |
| 1225 | * \name GL_EXT_texture_env_combine |
| 1226 | */ |
| 1227 | struct gl_tex_env_combine_state Combine; |
| 1228 | |
| 1229 | /** |
| 1230 | * Derived state based on \c EnvMode and the \c BaseFormat of the |
| 1231 | * currently enabled texture. |
| 1232 | */ |
| 1233 | struct gl_tex_env_combine_state _EnvMode; |
| 1234 | |
| 1235 | /** Current compressed TexEnv & Combine state */ |
| 1236 | struct gl_tex_env_combine_packed _CurrentCombinePacked; |
| 1237 | |
| 1238 | /** |
| 1239 | * Currently enabled combiner state. This will point to either |
| 1240 | * \c Combine or \c _EnvMode. |
| 1241 | */ |
| 1242 | struct gl_tex_env_combine_state *_CurrentCombine; |
| 1243 | }; |
| 1244 | |
| 1245 | |
| 1246 | /** |
| 1247 | * Texture attribute group (GL_TEXTURE_BIT). |
| 1248 | */ |
| 1249 | struct gl_texture_attrib |
| 1250 | { |
| 1251 | struct gl_texture_object *ProxyTex[NUM_TEXTURE_TARGETS]; |
| 1252 | |
| 1253 | /** GL_ARB_texture_buffer_object */ |
| 1254 | struct gl_buffer_object *BufferObject; |
| 1255 | |
| 1256 | GLuint CurrentUnit; /**< GL_ACTIVE_TEXTURE */ |
| 1257 | |
| 1258 | /** Texture coord units/sets used for fragment texturing */ |
| 1259 | GLbitfield8 _EnabledCoordUnits; |
| 1260 | |
| 1261 | /** Texture coord units that have texgen enabled */ |
| 1262 | GLbitfield8 _TexGenEnabled; |
| 1263 | |
| 1264 | /** Texture coord units that have non-identity matrices */ |
| 1265 | GLbitfield8 _TexMatEnabled; |
| 1266 | |
| 1267 | /** Bitwise-OR of all Texture.Unit[i]._GenFlags */ |
| 1268 | GLbitfield8 _GenFlags; |
| 1269 | |
| 1270 | /** Largest index of a texture unit with _Current != NULL. */ |
| 1271 | GLshort _MaxEnabledTexImageUnit; |
| 1272 | |
| 1273 | /** Largest index + 1 of texture units that have had any CurrentTex set. */ |
| 1274 | GLubyte NumCurrentTexUsed; |
| 1275 | |
| 1276 | /** GL_ARB_seamless_cubemap */ |
| 1277 | GLboolean CubeMapSeamless; |
| 1278 | |
| 1279 | struct gl_texture_unit Unit[MAX_COMBINED_TEXTURE_IMAGE_UNITS(32 * 6)]; |
| 1280 | struct gl_fixedfunc_texture_unit FixedFuncUnit[MAX_TEXTURE_COORD_UNITS8]; |
| 1281 | }; |
| 1282 | |
| 1283 | |
| 1284 | /** |
| 1285 | * Data structure representing a single clip plane (e.g. one of the elements |
| 1286 | * of the ctx->Transform.EyeUserPlane or ctx->Transform._ClipUserPlane array). |
| 1287 | */ |
| 1288 | typedef GLfloat gl_clip_plane[4]; |
| 1289 | |
| 1290 | |
| 1291 | /** |
| 1292 | * Transformation attribute group (GL_TRANSFORM_BIT). |
| 1293 | */ |
| 1294 | struct gl_transform_attrib |
| 1295 | { |
| 1296 | GLenum16 MatrixMode; /**< Matrix mode */ |
| 1297 | gl_clip_plane EyeUserPlane[MAX_CLIP_PLANES8]; /**< User clip planes */ |
| 1298 | gl_clip_plane _ClipUserPlane[MAX_CLIP_PLANES8]; /**< derived */ |
| 1299 | GLbitfield ClipPlanesEnabled; /**< on/off bitmask */ |
| 1300 | GLboolean Normalize; /**< Normalize all normals? */ |
| 1301 | GLboolean RescaleNormals; /**< GL_EXT_rescale_normal */ |
| 1302 | GLboolean RasterPositionUnclipped; /**< GL_IBM_rasterpos_clip */ |
| 1303 | GLboolean DepthClampNear; /**< GL_AMD_depth_clamp_separate */ |
| 1304 | GLboolean DepthClampFar; /**< GL_AMD_depth_clamp_separate */ |
| 1305 | /** GL_ARB_clip_control */ |
| 1306 | GLenum16 ClipOrigin; /**< GL_LOWER_LEFT or GL_UPPER_LEFT */ |
| 1307 | GLenum16 ClipDepthMode;/**< GL_NEGATIVE_ONE_TO_ONE or GL_ZERO_TO_ONE */ |
| 1308 | }; |
| 1309 | |
| 1310 | |
| 1311 | /** |
| 1312 | * Viewport attribute group (GL_VIEWPORT_BIT). |
| 1313 | */ |
| 1314 | struct gl_viewport_attrib |
| 1315 | { |
| 1316 | GLfloat X, Y; /**< position */ |
| 1317 | GLfloat Width, Height; /**< size */ |
| 1318 | GLfloat Near, Far; /**< Depth buffer range */ |
| 1319 | |
| 1320 | /**< GL_NV_viewport_swizzle */ |
| 1321 | GLenum16 SwizzleX, SwizzleY, SwizzleZ, SwizzleW; |
| 1322 | }; |
| 1323 | |
| 1324 | |
| 1325 | /** |
| 1326 | * Fields describing a mapped buffer range. |
| 1327 | */ |
| 1328 | struct gl_buffer_mapping |
| 1329 | { |
| 1330 | GLbitfield AccessFlags; /**< Mask of GL_MAP_x_BIT flags */ |
| 1331 | GLvoid *Pointer; /**< User-space address of mapping */ |
| 1332 | GLintptr Offset; /**< Mapped offset */ |
| 1333 | GLsizeiptr Length; /**< Mapped length */ |
| 1334 | }; |
| 1335 | |
| 1336 | |
| 1337 | /** |
| 1338 | * Usages we've seen for a buffer object. |
| 1339 | */ |
| 1340 | typedef enum |
| 1341 | { |
| 1342 | USAGE_UNIFORM_BUFFER = 0x1, |
| 1343 | USAGE_TEXTURE_BUFFER = 0x2, |
| 1344 | USAGE_ATOMIC_COUNTER_BUFFER = 0x4, |
| 1345 | USAGE_SHADER_STORAGE_BUFFER = 0x8, |
| 1346 | USAGE_TRANSFORM_FEEDBACK_BUFFER = 0x10, |
| 1347 | USAGE_PIXEL_PACK_BUFFER = 0x20, |
| 1348 | USAGE_ARRAY_BUFFER = 0x40, |
| 1349 | USAGE_ELEMENT_ARRAY_BUFFER = 0x80, |
| 1350 | USAGE_DISABLE_MINMAX_CACHE = 0x100, |
| 1351 | } gl_buffer_usage; |
| 1352 | |
| 1353 | |
| 1354 | /** |
| 1355 | * GL_ARB_vertex/pixel_buffer_object buffer object |
| 1356 | */ |
| 1357 | struct gl_buffer_object |
| 1358 | { |
| 1359 | GLint RefCount; |
| 1360 | GLuint Name; |
| 1361 | GLchar *Label; /**< GL_KHR_debug */ |
| 1362 | GLenum16 Usage; /**< GL_STREAM_DRAW_ARB, GL_STREAM_READ_ARB, etc. */ |
| 1363 | GLbitfield StorageFlags; /**< GL_MAP_PERSISTENT_BIT, etc. */ |
| 1364 | GLsizeiptrARB Size; /**< Size of buffer storage in bytes */ |
| 1365 | GLubyte *Data; /**< Location of storage either in RAM or VRAM. */ |
| 1366 | GLboolean DeletePending; /**< true if buffer object is removed from the hash */ |
| 1367 | GLboolean Written; /**< Ever written to? (for debugging) */ |
| 1368 | GLboolean Purgeable; /**< Is the buffer purgeable under memory pressure? */ |
| 1369 | GLboolean Immutable; /**< GL_ARB_buffer_storage */ |
| 1370 | gl_buffer_usage UsageHistory; /**< How has this buffer been used so far? */ |
| 1371 | |
| 1372 | /** Counters used for buffer usage warnings */ |
| 1373 | GLuint NumSubDataCalls; |
| 1374 | GLuint NumMapBufferWriteCalls; |
| 1375 | |
| 1376 | struct gl_buffer_mapping Mappings[MAP_COUNT]; |
| 1377 | |
| 1378 | /** Memoization of min/max index computations for static index buffers */ |
| 1379 | simple_mtx_t MinMaxCacheMutex; |
| 1380 | struct hash_table *MinMaxCache; |
| 1381 | unsigned MinMaxCacheHitIndices; |
| 1382 | unsigned MinMaxCacheMissIndices; |
| 1383 | bool_Bool MinMaxCacheDirty; |
| 1384 | |
| 1385 | bool_Bool HandleAllocated; /**< GL_ARB_bindless_texture */ |
| 1386 | }; |
| 1387 | |
| 1388 | |
| 1389 | /** |
| 1390 | * Client pixel packing/unpacking attributes |
| 1391 | */ |
| 1392 | struct gl_pixelstore_attrib |
| 1393 | { |
| 1394 | GLint Alignment; |
| 1395 | GLint RowLength; |
| 1396 | GLint SkipPixels; |
| 1397 | GLint SkipRows; |
| 1398 | GLint ImageHeight; |
| 1399 | GLint SkipImages; |
| 1400 | GLboolean SwapBytes; |
| 1401 | GLboolean LsbFirst; |
| 1402 | GLboolean Invert; /**< GL_MESA_pack_invert */ |
| 1403 | GLint CompressedBlockWidth; /**< GL_ARB_compressed_texture_pixel_storage */ |
| 1404 | GLint CompressedBlockHeight; |
| 1405 | GLint CompressedBlockDepth; |
| 1406 | GLint CompressedBlockSize; |
| 1407 | struct gl_buffer_object *BufferObj; /**< GL_ARB_pixel_buffer_object */ |
| 1408 | }; |
| 1409 | |
| 1410 | |
| 1411 | /** |
| 1412 | * Enum for defining the mapping for the position/generic0 attribute. |
| 1413 | * |
| 1414 | * Do not change the order of the values as these are used as |
| 1415 | * array indices. |
| 1416 | */ |
| 1417 | typedef enum |
| 1418 | { |
| 1419 | ATTRIBUTE_MAP_MODE_IDENTITY, /**< 1:1 mapping */ |
| 1420 | ATTRIBUTE_MAP_MODE_POSITION, /**< get position and generic0 from position */ |
| 1421 | ATTRIBUTE_MAP_MODE_GENERIC0, /**< get position and generic0 from generic0 */ |
| 1422 | ATTRIBUTE_MAP_MODE_MAX /**< for sizing arrays */ |
| 1423 | } gl_attribute_map_mode; |
| 1424 | |
| 1425 | |
| 1426 | /** |
| 1427 | * Attributes to describe a vertex array. |
| 1428 | * |
| 1429 | * Contains the size, type, format and normalization flag, |
| 1430 | * along with the index of a vertex buffer binding point. |
| 1431 | * |
| 1432 | * Note that the Stride field corresponds to VERTEX_ATTRIB_ARRAY_STRIDE |
| 1433 | * and is only present for backwards compatibility reasons. |
| 1434 | * Rendering always uses VERTEX_BINDING_STRIDE. |
| 1435 | * The gl*Pointer() functions will set VERTEX_ATTRIB_ARRAY_STRIDE |
| 1436 | * and VERTEX_BINDING_STRIDE to the same value, while |
| 1437 | * glBindVertexBuffer() will only set VERTEX_BINDING_STRIDE. |
| 1438 | */ |
| 1439 | struct gl_array_attributes |
| 1440 | { |
| 1441 | /** Points to client array data. Not used when a VBO is bound */ |
| 1442 | const GLubyte *Ptr; |
| 1443 | /** Offset of the first element relative to the binding offset */ |
| 1444 | GLuint RelativeOffset; |
| 1445 | /** Vertex format */ |
| 1446 | struct gl_vertex_format Format; |
| 1447 | /** Stride as specified with gl*Pointer() */ |
| 1448 | GLshort Stride; |
| 1449 | /** Index into gl_vertex_array_object::BufferBinding[] array */ |
| 1450 | GLubyte BufferBindingIndex; |
| 1451 | |
| 1452 | /** |
| 1453 | * Derived effective buffer binding index |
| 1454 | * |
| 1455 | * Index into the gl_vertex_buffer_binding array of the vao. |
| 1456 | * Similar to BufferBindingIndex, but with the mapping of the |
| 1457 | * position/generic0 attributes applied and with identical |
| 1458 | * gl_vertex_buffer_binding entries collapsed to a single |
| 1459 | * entry within the vao. |
| 1460 | * |
| 1461 | * The value is valid past calling _mesa_update_vao_derived_arrays. |
| 1462 | * Note that _mesa_update_vao_derived_arrays is called when binding |
| 1463 | * the VAO to Array._DrawVAO. |
| 1464 | */ |
| 1465 | GLubyte _EffBufferBindingIndex; |
| 1466 | /** |
| 1467 | * Derived effective relative offset. |
| 1468 | * |
| 1469 | * Relative offset to the effective buffers offset in |
| 1470 | * gl_vertex_buffer_binding::_EffOffset. |
| 1471 | * |
| 1472 | * The value is valid past calling _mesa_update_vao_derived_arrays. |
| 1473 | * Note that _mesa_update_vao_derived_arrays is called when binding |
| 1474 | * the VAO to Array._DrawVAO. |
| 1475 | */ |
| 1476 | GLushort _EffRelativeOffset; |
| 1477 | }; |
| 1478 | |
| 1479 | |
| 1480 | /** |
| 1481 | * This describes the buffer object used for a vertex array (or |
| 1482 | * multiple vertex arrays). If BufferObj points to the default/null |
| 1483 | * buffer object, then the vertex array lives in user memory and not a VBO. |
| 1484 | */ |
| 1485 | struct gl_vertex_buffer_binding |
| 1486 | { |
| 1487 | GLintptr Offset; /**< User-specified offset */ |
| 1488 | GLsizei Stride; /**< User-specified stride */ |
| 1489 | GLuint InstanceDivisor; /**< GL_ARB_instanced_arrays */ |
| 1490 | struct gl_buffer_object *BufferObj; /**< GL_ARB_vertex_buffer_object */ |
| 1491 | GLbitfield _BoundArrays; /**< Arrays bound to this binding point */ |
| 1492 | |
| 1493 | /** |
| 1494 | * Derived effective bound arrays. |
| 1495 | * |
| 1496 | * The effective binding handles enabled arrays past the |
| 1497 | * position/generic0 attribute mapping and reduces the refered |
| 1498 | * gl_vertex_buffer_binding entries to a unique subset. |
| 1499 | * |
| 1500 | * The value is valid past calling _mesa_update_vao_derived_arrays. |
| 1501 | * Note that _mesa_update_vao_derived_arrays is called when binding |
| 1502 | * the VAO to Array._DrawVAO. |
| 1503 | */ |
| 1504 | GLbitfield _EffBoundArrays; |
| 1505 | /** |
| 1506 | * Derived offset. |
| 1507 | * |
| 1508 | * The absolute offset to that we can collapse some attributes |
| 1509 | * to this unique effective binding. |
| 1510 | * For user space array bindings this contains the smallest pointer value |
| 1511 | * in the bound and interleaved arrays. |
| 1512 | * For VBO bindings this contains an offset that lets the attributes |
| 1513 | * _EffRelativeOffset stay positive and in bounds with |
| 1514 | * Const.MaxVertexAttribRelativeOffset |
| 1515 | * |
| 1516 | * The value is valid past calling _mesa_update_vao_derived_arrays. |
| 1517 | * Note that _mesa_update_vao_derived_arrays is called when binding |
| 1518 | * the VAO to Array._DrawVAO. |
| 1519 | */ |
| 1520 | GLintptr _EffOffset; |
| 1521 | }; |
| 1522 | |
| 1523 | |
| 1524 | /** |
| 1525 | * A representation of "Vertex Array Objects" (VAOs) from OpenGL 3.1+ / |
| 1526 | * the GL_ARB_vertex_array_object extension. |
| 1527 | */ |
| 1528 | struct gl_vertex_array_object |
| 1529 | { |
| 1530 | /** Name of the VAO as received from glGenVertexArray. */ |
| 1531 | GLuint Name; |
| 1532 | |
| 1533 | GLint RefCount; |
| 1534 | |
| 1535 | GLchar *Label; /**< GL_KHR_debug */ |
| 1536 | |
| 1537 | /** |
| 1538 | * Has this array object been bound? |
| 1539 | */ |
| 1540 | GLboolean EverBound; |
| 1541 | |
| 1542 | /** |
| 1543 | * Marked to true if the object is shared between contexts and immutable. |
| 1544 | * Then reference counting is done using atomics and thread safe. |
| 1545 | * Is used for dlist VAOs. |
| 1546 | */ |
| 1547 | bool_Bool SharedAndImmutable; |
| 1548 | |
| 1549 | /** Vertex attribute arrays */ |
| 1550 | struct gl_array_attributes VertexAttrib[VERT_ATTRIB_MAX]; |
| 1551 | |
| 1552 | /** Vertex buffer bindings */ |
| 1553 | struct gl_vertex_buffer_binding BufferBinding[VERT_ATTRIB_MAX]; |
| 1554 | |
| 1555 | /** Mask indicating which vertex arrays have vertex buffer associated. */ |
| 1556 | GLbitfield VertexAttribBufferMask; |
| 1557 | |
| 1558 | /** Mask indicating which vertex arrays have a non-zero instance divisor. */ |
| 1559 | GLbitfield NonZeroDivisorMask; |
| 1560 | |
| 1561 | /** Mask of VERT_BIT_* values indicating which arrays are enabled */ |
| 1562 | GLbitfield Enabled; |
| 1563 | |
| 1564 | /** |
| 1565 | * Mask of VERT_BIT_* enabled arrays past position/generic0 mapping |
| 1566 | * |
| 1567 | * The value is valid past calling _mesa_update_vao_derived_arrays. |
| 1568 | * Note that _mesa_update_vao_derived_arrays is called when binding |
| 1569 | * the VAO to Array._DrawVAO. |
| 1570 | */ |
| 1571 | GLbitfield _EffEnabledVBO; |
| 1572 | |
| 1573 | /** Same as _EffEnabledVBO, but for instance divisors. */ |
| 1574 | GLbitfield _EffEnabledNonZeroDivisor; |
| 1575 | |
| 1576 | /** Denotes the way the position/generic0 attribute is mapped */ |
| 1577 | gl_attribute_map_mode _AttributeMapMode; |
| 1578 | |
| 1579 | /** Mask of VERT_BIT_* values indicating changed/dirty arrays */ |
| 1580 | GLbitfield NewArrays; |
| 1581 | |
| 1582 | /** The index buffer (also known as the element array buffer in OpenGL). */ |
| 1583 | struct gl_buffer_object *IndexBufferObj; |
| 1584 | }; |
| 1585 | |
| 1586 | |
| 1587 | /** |
| 1588 | * Vertex array state |
| 1589 | */ |
| 1590 | struct gl_array_attrib |
| 1591 | { |
| 1592 | /** Currently bound array object. */ |
| 1593 | struct gl_vertex_array_object *VAO; |
| 1594 | |
| 1595 | /** The default vertex array object */ |
| 1596 | struct gl_vertex_array_object *DefaultVAO; |
| 1597 | |
| 1598 | /** The last VAO accessed by a DSA function */ |
| 1599 | struct gl_vertex_array_object *LastLookedUpVAO; |
| 1600 | |
| 1601 | /** These contents are copied to newly created VAOs. */ |
| 1602 | struct gl_vertex_array_object DefaultVAOState; |
| 1603 | |
| 1604 | /** Array objects (GL_ARB_vertex_array_object) */ |
| 1605 | struct _mesa_HashTable *Objects; |
| 1606 | |
| 1607 | GLint ActiveTexture; /**< Client Active Texture */ |
| 1608 | GLuint LockFirst; /**< GL_EXT_compiled_vertex_array */ |
| 1609 | GLuint LockCount; /**< GL_EXT_compiled_vertex_array */ |
| 1610 | |
| 1611 | /** |
| 1612 | * \name Primitive restart controls |
| 1613 | * |
| 1614 | * Primitive restart is enabled if either \c PrimitiveRestart or |
| 1615 | * \c PrimitiveRestartFixedIndex is set. |
| 1616 | */ |
| 1617 | /*@{*/ |
| 1618 | GLboolean PrimitiveRestart; |
| 1619 | GLboolean PrimitiveRestartFixedIndex; |
| 1620 | GLboolean _PrimitiveRestart; |
| 1621 | GLuint RestartIndex; |
| 1622 | GLuint _RestartIndex[4]; /**< Restart indices for index_size - 1. */ |
| 1623 | /*@}*/ |
| 1624 | |
| 1625 | /* GL_ARB_vertex_buffer_object */ |
| 1626 | struct gl_buffer_object *ArrayBufferObj; |
| 1627 | |
| 1628 | /** |
| 1629 | * Vertex array object that is used with the currently active draw command. |
| 1630 | * The _DrawVAO is either set to the currently bound VAO for array type |
| 1631 | * draws or to internal VAO's set up by the vbo module to execute immediate |
| 1632 | * mode or display list draws. |
| 1633 | */ |
| 1634 | struct gl_vertex_array_object *_DrawVAO; |
| 1635 | /** |
| 1636 | * The VERT_BIT_* bits effectively enabled from the current _DrawVAO. |
| 1637 | * This is always a subset of _mesa_get_vao_vp_inputs(_DrawVAO) |
| 1638 | * but may omit those arrays that shall not be referenced by the current |
| 1639 | * gl_vertex_program_state::_VPMode. For example the generic attributes are |
| 1640 | * maked out form the _DrawVAO's enabled arrays when a fixed function |
| 1641 | * array draw is executed. |
| 1642 | */ |
| 1643 | GLbitfield _DrawVAOEnabledAttribs; |
| 1644 | /** |
| 1645 | * Initially or if the VAO referenced by _DrawVAO is deleted the _DrawVAO |
| 1646 | * pointer is set to the _EmptyVAO which is just an empty VAO all the time. |
| 1647 | */ |
| 1648 | struct gl_vertex_array_object *_EmptyVAO; |
| 1649 | |
| 1650 | /** Legal array datatypes and the API for which they have been computed */ |
| 1651 | GLbitfield LegalTypesMask; |
| 1652 | gl_api LegalTypesMaskAPI; |
| 1653 | }; |
| 1654 | |
| 1655 | |
| 1656 | /** |
| 1657 | * Feedback buffer state |
| 1658 | */ |
| 1659 | struct gl_feedback |
| 1660 | { |
| 1661 | GLenum16 Type; |
| 1662 | GLbitfield _Mask; /**< FB_* bits */ |
| 1663 | GLfloat *Buffer; |
| 1664 | GLuint BufferSize; |
| 1665 | GLuint Count; |
| 1666 | }; |
| 1667 | |
| 1668 | |
| 1669 | /** |
| 1670 | * Selection buffer state |
| 1671 | */ |
| 1672 | struct gl_selection |
| 1673 | { |
| 1674 | GLuint *Buffer; /**< selection buffer */ |
| 1675 | GLuint BufferSize; /**< size of the selection buffer */ |
| 1676 | GLuint BufferCount; /**< number of values in the selection buffer */ |
| 1677 | GLuint Hits; /**< number of records in the selection buffer */ |
| 1678 | GLuint NameStackDepth; /**< name stack depth */ |
| 1679 | GLuint NameStack[MAX_NAME_STACK_DEPTH64]; /**< name stack */ |
| 1680 | GLboolean HitFlag; /**< hit flag */ |
| 1681 | GLfloat HitMinZ; /**< minimum hit depth */ |
| 1682 | GLfloat HitMaxZ; /**< maximum hit depth */ |
| 1683 | }; |
| 1684 | |
| 1685 | |
| 1686 | /** |
| 1687 | * 1-D Evaluator control points |
| 1688 | */ |
| 1689 | struct gl_1d_map |
| 1690 | { |
| 1691 | GLuint Order; /**< Number of control points */ |
| 1692 | GLfloat u1, u2, du; /**< u1, u2, 1.0/(u2-u1) */ |
| 1693 | GLfloat *Points; /**< Points to contiguous control points */ |
| 1694 | }; |
| 1695 | |
| 1696 | |
| 1697 | /** |
| 1698 | * 2-D Evaluator control points |
| 1699 | */ |
| 1700 | struct gl_2d_map |
| 1701 | { |
| 1702 | GLuint Uorder; /**< Number of control points in U dimension */ |
| 1703 | GLuint Vorder; /**< Number of control points in V dimension */ |
| 1704 | GLfloat u1, u2, du; |
| 1705 | GLfloat v1, v2, dv; |
| 1706 | GLfloat *Points; /**< Points to contiguous control points */ |
| 1707 | }; |
| 1708 | |
| 1709 | |
| 1710 | /** |
| 1711 | * All evaluator control point state |
| 1712 | */ |
| 1713 | struct gl_evaluators |
| 1714 | { |
| 1715 | /** |
| 1716 | * \name 1-D maps |
| 1717 | */ |
| 1718 | /*@{*/ |
| 1719 | struct gl_1d_map Map1Vertex3; |
| 1720 | struct gl_1d_map Map1Vertex4; |
| 1721 | struct gl_1d_map Map1Index; |
| 1722 | struct gl_1d_map Map1Color4; |
| 1723 | struct gl_1d_map Map1Normal; |
| 1724 | struct gl_1d_map Map1Texture1; |
| 1725 | struct gl_1d_map Map1Texture2; |
| 1726 | struct gl_1d_map Map1Texture3; |
| 1727 | struct gl_1d_map Map1Texture4; |
| 1728 | /*@}*/ |
| 1729 | |
| 1730 | /** |
| 1731 | * \name 2-D maps |
| 1732 | */ |
| 1733 | /*@{*/ |
| 1734 | struct gl_2d_map Map2Vertex3; |
| 1735 | struct gl_2d_map Map2Vertex4; |
| 1736 | struct gl_2d_map Map2Index; |
| 1737 | struct gl_2d_map Map2Color4; |
| 1738 | struct gl_2d_map Map2Normal; |
| 1739 | struct gl_2d_map Map2Texture1; |
| 1740 | struct gl_2d_map Map2Texture2; |
| 1741 | struct gl_2d_map Map2Texture3; |
| 1742 | struct gl_2d_map Map2Texture4; |
| 1743 | /*@}*/ |
| 1744 | }; |
| 1745 | |
| 1746 | |
| 1747 | struct gl_transform_feedback_varying_info |
| 1748 | { |
| 1749 | char *Name; |
| 1750 | GLenum16 Type; |
| 1751 | GLint BufferIndex; |
| 1752 | GLint Size; |
| 1753 | GLint Offset; |
| 1754 | }; |
| 1755 | |
| 1756 | |
| 1757 | /** |
| 1758 | * Per-output info vertex shaders for transform feedback. |
| 1759 | */ |
| 1760 | struct gl_transform_feedback_output |
| 1761 | { |
| 1762 | uint32_t OutputRegister; |
| 1763 | uint32_t OutputBuffer; |
| 1764 | uint32_t NumComponents; |
| 1765 | uint32_t StreamId; |
| 1766 | |
| 1767 | /** offset (in DWORDs) of this output within the interleaved structure */ |
| 1768 | uint32_t DstOffset; |
| 1769 | |
| 1770 | /** |
| 1771 | * Offset into the output register of the data to output. For example, |
| 1772 | * if NumComponents is 2 and ComponentOffset is 1, then the data to |
| 1773 | * offset is in the y and z components of the output register. |
| 1774 | */ |
| 1775 | uint32_t ComponentOffset; |
| 1776 | }; |
| 1777 | |
| 1778 | |
| 1779 | struct gl_transform_feedback_buffer |
| 1780 | { |
| 1781 | uint32_t Binding; |
| 1782 | |
| 1783 | uint32_t NumVaryings; |
| 1784 | |
| 1785 | /** |
| 1786 | * Total number of components stored in each buffer. This may be used by |
| 1787 | * hardware back-ends to determine the correct stride when interleaving |
| 1788 | * multiple transform feedback outputs in the same buffer. |
| 1789 | */ |
| 1790 | uint32_t Stride; |
| 1791 | |
| 1792 | /** |
| 1793 | * Which transform feedback stream this buffer binding is associated with. |
| 1794 | */ |
| 1795 | uint32_t Stream; |
| 1796 | }; |
| 1797 | |
| 1798 | |
| 1799 | /** Post-link transform feedback info. */ |
| 1800 | struct gl_transform_feedback_info |
| 1801 | { |
| 1802 | unsigned NumOutputs; |
| 1803 | |
| 1804 | /* Bitmask of active buffer indices. */ |
| 1805 | unsigned ActiveBuffers; |
| 1806 | |
| 1807 | struct gl_transform_feedback_output *Outputs; |
| 1808 | |
| 1809 | /** Transform feedback varyings used for the linking of this shader program. |
| 1810 | * |
| 1811 | * Use for glGetTransformFeedbackVarying(). |
| 1812 | */ |
| 1813 | struct gl_transform_feedback_varying_info *Varyings; |
| 1814 | GLint NumVarying; |
| 1815 | |
| 1816 | struct gl_transform_feedback_buffer Buffers[MAX_FEEDBACK_BUFFERS4]; |
| 1817 | }; |
| 1818 | |
| 1819 | |
| 1820 | /** |
| 1821 | * Transform feedback object state |
| 1822 | */ |
| 1823 | struct gl_transform_feedback_object |
| 1824 | { |
| 1825 | GLuint Name; /**< AKA the object ID */ |
| 1826 | GLint RefCount; |
| 1827 | GLchar *Label; /**< GL_KHR_debug */ |
| 1828 | GLboolean Active; /**< Is transform feedback enabled? */ |
| 1829 | GLboolean Paused; /**< Is transform feedback paused? */ |
| 1830 | GLboolean EndedAnytime; /**< Has EndTransformFeedback been called |
| 1831 | at least once? */ |
| 1832 | GLboolean EverBound; /**< Has this object been bound? */ |
| 1833 | |
| 1834 | /** |
| 1835 | * GLES: if Active is true, remaining number of primitives which can be |
| 1836 | * rendered without overflow. This is necessary to track because GLES |
| 1837 | * requires us to generate INVALID_OPERATION if a call to glDrawArrays or |
| 1838 | * glDrawArraysInstanced would overflow transform feedback buffers. |
| 1839 | * Undefined if Active is false. |
| 1840 | * |
| 1841 | * Not tracked for desktop GL since it's unnecessary. |
| 1842 | */ |
| 1843 | unsigned GlesRemainingPrims; |
| 1844 | |
| 1845 | /** |
| 1846 | * The program active when BeginTransformFeedback() was called. |
| 1847 | * When active and unpaused, this equals ctx->Shader.CurrentProgram[stage], |
| 1848 | * where stage is the pipeline stage that is the source of data for |
| 1849 | * transform feedback. |
| 1850 | */ |
| 1851 | struct gl_program *program; |
| 1852 | |
| 1853 | /** The feedback buffers */ |
| 1854 | GLuint BufferNames[MAX_FEEDBACK_BUFFERS4]; |
| 1855 | struct gl_buffer_object *Buffers[MAX_FEEDBACK_BUFFERS4]; |
| 1856 | |
| 1857 | /** Start of feedback data in dest buffer */ |
| 1858 | GLintptr Offset[MAX_FEEDBACK_BUFFERS4]; |
| 1859 | |
| 1860 | /** |
| 1861 | * Max data to put into dest buffer (in bytes). Computed based on |
| 1862 | * RequestedSize and the actual size of the buffer. |
| 1863 | */ |
| 1864 | GLsizeiptr Size[MAX_FEEDBACK_BUFFERS4]; |
| 1865 | |
| 1866 | /** |
| 1867 | * Size that was specified when the buffer was bound. If the buffer was |
| 1868 | * bound with glBindBufferBase() or glBindBufferOffsetEXT(), this value is |
| 1869 | * zero. |
| 1870 | */ |
| 1871 | GLsizeiptr RequestedSize[MAX_FEEDBACK_BUFFERS4]; |
| 1872 | }; |
| 1873 | |
| 1874 | |
| 1875 | /** |
| 1876 | * Context state for transform feedback. |
| 1877 | */ |
| 1878 | struct gl_transform_feedback_state |
| 1879 | { |
| 1880 | GLenum16 Mode; /**< GL_POINTS, GL_LINES or GL_TRIANGLES */ |
| 1881 | |
| 1882 | /** The general binding point (GL_TRANSFORM_FEEDBACK_BUFFER) */ |
| 1883 | struct gl_buffer_object *CurrentBuffer; |
| 1884 | |
| 1885 | /** The table of all transform feedback objects */ |
| 1886 | struct _mesa_HashTable *Objects; |
| 1887 | |
| 1888 | /** The current xform-fb object (GL_TRANSFORM_FEEDBACK_BINDING) */ |
| 1889 | struct gl_transform_feedback_object *CurrentObject; |
| 1890 | |
| 1891 | /** The default xform-fb object (Name==0) */ |
| 1892 | struct gl_transform_feedback_object *DefaultObject; |
| 1893 | }; |
| 1894 | |
| 1895 | |
| 1896 | /** |
| 1897 | * A "performance monitor" as described in AMD_performance_monitor. |
| 1898 | */ |
| 1899 | struct gl_perf_monitor_object |
| 1900 | { |
| 1901 | GLuint Name; |
| 1902 | |
| 1903 | /** True if the monitor is currently active (Begin called but not End). */ |
| 1904 | GLboolean Active; |
| 1905 | |
| 1906 | /** |
| 1907 | * True if the monitor has ended. |
| 1908 | * |
| 1909 | * This is distinct from !Active because it may never have began. |
| 1910 | */ |
| 1911 | GLboolean Ended; |
| 1912 | |
| 1913 | /** |
| 1914 | * A list of groups with currently active counters. |
| 1915 | * |
| 1916 | * ActiveGroups[g] == n if there are n counters active from group 'g'. |
| 1917 | */ |
| 1918 | unsigned *ActiveGroups; |
| 1919 | |
| 1920 | /** |
| 1921 | * An array of bitsets, subscripted by group ID, then indexed by counter ID. |
| 1922 | * |
| 1923 | * Checking whether counter 'c' in group 'g' is active can be done via: |
| 1924 | * |
| 1925 | * BITSET_TEST(ActiveCounters[g], c) |
| 1926 | */ |
| 1927 | GLuint **ActiveCounters; |
| 1928 | }; |
| 1929 | |
| 1930 | |
| 1931 | union gl_perf_monitor_counter_value |
| 1932 | { |
| 1933 | float f; |
| 1934 | uint64_t u64; |
| 1935 | uint32_t u32; |
| 1936 | }; |
| 1937 | |
| 1938 | |
| 1939 | struct gl_perf_monitor_counter |
| 1940 | { |
| 1941 | /** Human readable name for the counter. */ |
| 1942 | const char *Name; |
| 1943 | |
| 1944 | /** |
| 1945 | * Data type of the counter. Valid values are FLOAT, UNSIGNED_INT, |
| 1946 | * UNSIGNED_INT64_AMD, and PERCENTAGE_AMD. |
| 1947 | */ |
| 1948 | GLenum16 Type; |
| 1949 | |
| 1950 | /** Minimum counter value. */ |
| 1951 | union gl_perf_monitor_counter_value Minimum; |
| 1952 | |
| 1953 | /** Maximum counter value. */ |
| 1954 | union gl_perf_monitor_counter_value Maximum; |
| 1955 | }; |
| 1956 | |
| 1957 | |
| 1958 | struct gl_perf_monitor_group |
| 1959 | { |
| 1960 | /** Human readable name for the group. */ |
| 1961 | const char *Name; |
| 1962 | |
| 1963 | /** |
| 1964 | * Maximum number of counters in this group which can be active at the |
| 1965 | * same time. |
| 1966 | */ |
| 1967 | GLuint MaxActiveCounters; |
| 1968 | |
| 1969 | /** Array of counters within this group. */ |
| 1970 | const struct gl_perf_monitor_counter *Counters; |
| 1971 | GLuint NumCounters; |
| 1972 | }; |
| 1973 | |
| 1974 | |
| 1975 | /** |
| 1976 | * A query object instance as described in INTEL_performance_query. |
| 1977 | * |
| 1978 | * NB: We want to keep this and the corresponding backend structure |
| 1979 | * relatively lean considering that applications may expect to |
| 1980 | * allocate enough objects to be able to query around all draw calls |
| 1981 | * in a frame. |
| 1982 | */ |
| 1983 | struct gl_perf_query_object |
| 1984 | { |
| 1985 | GLuint Id; /**< hash table ID/name */ |
| 1986 | unsigned Used:1; /**< has been used for 1 or more queries */ |
| 1987 | unsigned Active:1; /**< inside Begin/EndPerfQuery */ |
| 1988 | unsigned Ready:1; /**< result is ready? */ |
| 1989 | }; |
| 1990 | |
| 1991 | |
| 1992 | /** |
| 1993 | * Context state for AMD_performance_monitor. |
| 1994 | */ |
| 1995 | struct gl_perf_monitor_state |
| 1996 | { |
| 1997 | /** Array of performance monitor groups (indexed by group ID) */ |
| 1998 | const struct gl_perf_monitor_group *Groups; |
| 1999 | GLuint NumGroups; |
| 2000 | |
| 2001 | /** The table of all performance monitors. */ |
| 2002 | struct _mesa_HashTable *Monitors; |
| 2003 | }; |
| 2004 | |
| 2005 | |
| 2006 | /** |
| 2007 | * Context state for INTEL_performance_query. |
| 2008 | */ |
| 2009 | struct gl_perf_query_state |
| 2010 | { |
| 2011 | struct _mesa_HashTable *Objects; /**< The table of all performance query objects */ |
| 2012 | }; |
| 2013 | |
| 2014 | |
| 2015 | /** |
| 2016 | * A bindless sampler object. |
| 2017 | */ |
| 2018 | struct gl_bindless_sampler |
| 2019 | { |
| 2020 | /** Texture unit (set by glUniform1()). */ |
| 2021 | GLubyte unit; |
| 2022 | |
| 2023 | /** Whether this bindless sampler is bound to a unit. */ |
| 2024 | GLboolean bound; |
| 2025 | |
| 2026 | /** Texture Target (TEXTURE_1D/2D/3D/etc_INDEX). */ |
| 2027 | gl_texture_index target; |
| 2028 | |
| 2029 | /** Pointer to the base of the data. */ |
| 2030 | GLvoid *data; |
| 2031 | }; |
| 2032 | |
| 2033 | |
| 2034 | /** |
| 2035 | * A bindless image object. |
| 2036 | */ |
| 2037 | struct gl_bindless_image |
| 2038 | { |
| 2039 | /** Image unit (set by glUniform1()). */ |
| 2040 | GLubyte unit; |
| 2041 | |
| 2042 | /** Whether this bindless image is bound to a unit. */ |
| 2043 | GLboolean bound; |
| 2044 | |
| 2045 | /** Access qualifier (GL_READ_WRITE, GL_READ_ONLY, GL_WRITE_ONLY, or |
| 2046 | * GL_NONE to indicate both read-only and write-only) |
| 2047 | */ |
| 2048 | GLenum16 access; |
| 2049 | |
| 2050 | /** Pointer to the base of the data. */ |
| 2051 | GLvoid *data; |
| 2052 | }; |
| 2053 | |
| 2054 | |
| 2055 | /** |
| 2056 | * Current vertex processing mode: fixed function vs. shader. |
| 2057 | * In reality, fixed function is probably implemented by a shader but that's |
| 2058 | * not what we care about here. |
| 2059 | */ |
| 2060 | typedef enum |
| 2061 | { |
| 2062 | VP_MODE_FF, /**< legacy / fixed function */ |
| 2063 | VP_MODE_SHADER, /**< ARB vertex program or GLSL vertex shader */ |
| 2064 | VP_MODE_MAX /**< for sizing arrays */ |
| 2065 | } gl_vertex_processing_mode; |
| 2066 | |
| 2067 | |
| 2068 | /** |
| 2069 | * Base class for any kind of program object |
| 2070 | */ |
| 2071 | struct gl_program |
| 2072 | { |
| 2073 | /** FIXME: This must be first until we split shader_info from nir_shader */ |
| 2074 | struct shader_info info; |
| 2075 | |
| 2076 | GLuint Id; |
| 2077 | GLint RefCount; |
| 2078 | GLubyte *String; /**< Null-terminated program text */ |
| 2079 | |
| 2080 | /** GL_VERTEX/FRAGMENT_PROGRAM_ARB, GL_GEOMETRY_PROGRAM_NV */ |
| 2081 | GLenum16 Target; |
| 2082 | GLenum16 Format; /**< String encoding format */ |
| 2083 | |
| 2084 | GLboolean _Used; /**< Ever used for drawing? Used for debugging */ |
| 2085 | |
| 2086 | struct nir_shader *nir; |
| 2087 | |
| 2088 | /* Saved and restored with metadata. Freed with ralloc. */ |
| 2089 | void *driver_cache_blob; |
| 2090 | size_t driver_cache_blob_size; |
| 2091 | |
| 2092 | bool_Bool is_arb_asm; /** Is this an ARB assembly-style program */ |
| 2093 | |
| 2094 | /** Is this program written to on disk shader cache */ |
| 2095 | bool_Bool program_written_to_cache; |
| 2096 | |
| 2097 | /** A bitfield indicating which vertex shader inputs consume two slots |
| 2098 | * |
| 2099 | * This is used for mapping from single-slot input locations in the GL API |
| 2100 | * to dual-slot double input locations in the shader. This field is set |
| 2101 | * once as part of linking and never updated again to ensure the mapping |
| 2102 | * remains consistent. |
| 2103 | * |
| 2104 | * Note: There may be dual-slot variables in the original shader source |
| 2105 | * which do not appear in this bitfield due to having been eliminated by |
| 2106 | * the compiler prior to DualSlotInputs being calculated. There may also |
| 2107 | * be bits set in this bitfield which are set but which the shader never |
| 2108 | * reads due to compiler optimizations eliminating such variables after |
| 2109 | * DualSlotInputs is calculated. |
| 2110 | */ |
| 2111 | GLbitfield64 DualSlotInputs; |
| 2112 | /** Subset of OutputsWritten outputs written with non-zero index. */ |
| 2113 | GLbitfield64 SecondaryOutputsWritten; |
| 2114 | /** TEXTURE_x_BIT bitmask */ |
| 2115 | GLbitfield16 TexturesUsed[MAX_COMBINED_TEXTURE_IMAGE_UNITS(32 * 6)]; |
| 2116 | /** Bitfield of which samplers are used */ |
| 2117 | GLbitfield SamplersUsed; |
| 2118 | /** Texture units used for shadow sampling. */ |
| 2119 | GLbitfield ShadowSamplers; |
| 2120 | /** Texture units used for samplerExternalOES */ |
| 2121 | GLbitfield ExternalSamplersUsed; |
| 2122 | |
| 2123 | /** Named parameters, constants, etc. from program text */ |
| 2124 | struct gl_program_parameter_list *Parameters; |
| 2125 | |
| 2126 | /** Map from sampler unit to texture unit (set by glUniform1i()) */ |
| 2127 | GLubyte SamplerUnits[MAX_SAMPLERS32]; |
| 2128 | |
| 2129 | /* FIXME: We should be able to make this struct a union. However some |
| 2130 | * drivers (i915/fragment_programs, swrast/prog_execute) mix the use of |
| 2131 | * these fields, we should fix this. |
| 2132 | */ |
| 2133 | struct { |
| 2134 | /** Fields used by GLSL programs */ |
| 2135 | struct { |
| 2136 | /** Data shared by gl_program and gl_shader_program */ |
| 2137 | struct gl_shader_program_data *data; |
| 2138 | |
| 2139 | struct gl_active_atomic_buffer **AtomicBuffers; |
| 2140 | |
| 2141 | /** Post-link transform feedback info. */ |
| 2142 | struct gl_transform_feedback_info *LinkedTransformFeedback; |
| 2143 | |
| 2144 | /** |
| 2145 | * Number of types for subroutine uniforms. |
| 2146 | */ |
| 2147 | GLuint NumSubroutineUniformTypes; |
| 2148 | |
| 2149 | /** |
| 2150 | * Subroutine uniform remap table |
| 2151 | * based on the program level uniform remap table. |
| 2152 | */ |
| 2153 | GLuint NumSubroutineUniforms; /* non-sparse total */ |
| 2154 | GLuint NumSubroutineUniformRemapTable; |
| 2155 | struct gl_uniform_storage **SubroutineUniformRemapTable; |
| 2156 | |
| 2157 | /** |
| 2158 | * Num of subroutine functions for this stage and storage for them. |
| 2159 | */ |
| 2160 | GLuint NumSubroutineFunctions; |
| 2161 | GLuint MaxSubroutineFunctionIndex; |
| 2162 | struct gl_subroutine_function *SubroutineFunctions; |
| 2163 | |
| 2164 | /** |
| 2165 | * Map from image uniform index to image unit (set by glUniform1i()) |
| 2166 | * |
| 2167 | * An image uniform index is associated with each image uniform by |
| 2168 | * the linker. The image index associated with each uniform is |
| 2169 | * stored in the \c gl_uniform_storage::image field. |
| 2170 | */ |
| 2171 | GLubyte ImageUnits[MAX_IMAGE_UNIFORMS32]; |
| 2172 | |
| 2173 | /** |
| 2174 | * Access qualifier specified in the shader for each image uniform |
| 2175 | * index. Either \c GL_READ_ONLY, \c GL_WRITE_ONLY, \c |
| 2176 | * GL_READ_WRITE, or \c GL_NONE to indicate both read-only and |
| 2177 | * write-only. |
| 2178 | * |
| 2179 | * It may be different, though only more strict than the value of |
| 2180 | * \c gl_image_unit::Access for the corresponding image unit. |
| 2181 | */ |
| 2182 | GLenum16 ImageAccess[MAX_IMAGE_UNIFORMS32]; |
| 2183 | |
| 2184 | struct gl_uniform_block **UniformBlocks; |
| 2185 | struct gl_uniform_block **ShaderStorageBlocks; |
| 2186 | |
| 2187 | /** |
| 2188 | * Bitmask of shader storage blocks not declared as read-only. |
| 2189 | */ |
| 2190 | unsigned ShaderStorageBlocksWriteAccess; |
| 2191 | |
| 2192 | /** Which texture target is being sampled |
| 2193 | * (TEXTURE_1D/2D/3D/etc_INDEX) |
| 2194 | */ |
| 2195 | GLubyte SamplerTargets[MAX_SAMPLERS32]; |
| 2196 | |
| 2197 | /** |
| 2198 | * Number of samplers declared with the bindless_sampler layout |
| 2199 | * qualifier as specified by ARB_bindless_texture. |
| 2200 | */ |
| 2201 | GLuint NumBindlessSamplers; |
| 2202 | GLboolean HasBoundBindlessSampler; |
| 2203 | struct gl_bindless_sampler *BindlessSamplers; |
| 2204 | |
| 2205 | /** |
| 2206 | * Number of images declared with the bindless_image layout qualifier |
| 2207 | * as specified by ARB_bindless_texture. |
| 2208 | */ |
| 2209 | GLuint NumBindlessImages; |
| 2210 | GLboolean HasBoundBindlessImage; |
| 2211 | struct gl_bindless_image *BindlessImages; |
| 2212 | |
| 2213 | union { |
| 2214 | struct { |
| 2215 | /** |
| 2216 | * A bitmask of gl_advanced_blend_mode values |
| 2217 | */ |
| 2218 | GLbitfield BlendSupport; |
| 2219 | } fs; |
| 2220 | }; |
| 2221 | } sh; |
| 2222 | |
| 2223 | /** ARB assembly-style program fields */ |
| 2224 | struct { |
| 2225 | struct prog_instruction *Instructions; |
| 2226 | |
| 2227 | /** |
| 2228 | * Local parameters used by the program. |
| 2229 | * |
| 2230 | * It's dynamically allocated because it is rarely used (just |
| 2231 | * assembly-style programs), and MAX_PROGRAM_LOCAL_PARAMS entries |
| 2232 | * once it's allocated. |
| 2233 | */ |
| 2234 | GLfloat (*LocalParams)[4]; |
| 2235 | |
| 2236 | /** Bitmask of which register files are read/written with indirect |
| 2237 | * addressing. Mask of (1 << PROGRAM_x) bits. |
| 2238 | */ |
| 2239 | GLbitfield IndirectRegisterFiles; |
| 2240 | |
| 2241 | /** Logical counts */ |
| 2242 | /*@{*/ |
| 2243 | GLuint NumInstructions; |
| 2244 | GLuint NumTemporaries; |
| 2245 | GLuint NumParameters; |
| 2246 | GLuint NumAttributes; |
| 2247 | GLuint NumAddressRegs; |
| 2248 | GLuint NumAluInstructions; |
| 2249 | GLuint NumTexInstructions; |
| 2250 | GLuint NumTexIndirections; |
| 2251 | /*@}*/ |
| 2252 | /** Native, actual h/w counts */ |
| 2253 | /*@{*/ |
| 2254 | GLuint NumNativeInstructions; |
| 2255 | GLuint NumNativeTemporaries; |
| 2256 | GLuint NumNativeParameters; |
| 2257 | GLuint NumNativeAttributes; |
| 2258 | GLuint NumNativeAddressRegs; |
| 2259 | GLuint NumNativeAluInstructions; |
| 2260 | GLuint NumNativeTexInstructions; |
| 2261 | GLuint NumNativeTexIndirections; |
| 2262 | /*@}*/ |
| 2263 | |
| 2264 | /** Used by ARB assembly-style programs. Can only be true for vertex |
| 2265 | * programs. |
| 2266 | */ |
| 2267 | GLboolean IsPositionInvariant; |
| 2268 | } arb; |
| 2269 | }; |
| 2270 | }; |
| 2271 | |
| 2272 | |
| 2273 | /** |
| 2274 | * State common to vertex and fragment programs. |
| 2275 | */ |
| 2276 | struct gl_program_state |
| 2277 | { |
| 2278 | GLint ErrorPos; /* GL_PROGRAM_ERROR_POSITION_ARB/NV */ |
| 2279 | const char *ErrorString; /* GL_PROGRAM_ERROR_STRING_ARB/NV */ |
| 2280 | }; |
| 2281 | |
| 2282 | |
| 2283 | /** |
| 2284 | * Context state for vertex programs. |
| 2285 | */ |
| 2286 | struct gl_vertex_program_state |
| 2287 | { |
| 2288 | GLboolean Enabled; /**< User-set GL_VERTEX_PROGRAM_ARB/NV flag */ |
| 2289 | GLboolean PointSizeEnabled; /**< GL_VERTEX_PROGRAM_POINT_SIZE_ARB/NV */ |
| 2290 | GLboolean TwoSideEnabled; /**< GL_VERTEX_PROGRAM_TWO_SIDE_ARB/NV */ |
| 2291 | /** Should fixed-function T&L be implemented with a vertex prog? */ |
| 2292 | GLboolean _MaintainTnlProgram; |
| 2293 | |
| 2294 | struct gl_program *Current; /**< User-bound vertex program */ |
| 2295 | |
| 2296 | /** Currently enabled and valid vertex program (including internal |
| 2297 | * programs, user-defined vertex programs and GLSL vertex shaders). |
| 2298 | * This is the program we must use when rendering. |
| 2299 | */ |
| 2300 | struct gl_program *_Current; |
| 2301 | |
| 2302 | GLfloat Parameters[MAX_PROGRAM_ENV_PARAMS256][4]; /**< Env params */ |
| 2303 | |
| 2304 | /** Program to emulate fixed-function T&L (see above) */ |
| 2305 | struct gl_program *_TnlProgram; |
| 2306 | |
| 2307 | /** Cache of fixed-function programs */ |
| 2308 | struct gl_program_cache *Cache; |
| 2309 | |
| 2310 | GLboolean _Overriden; |
| 2311 | |
| 2312 | /** |
| 2313 | * If we have a vertex program, a TNL program or no program at all. |
| 2314 | * Note that this value should be kept up to date all the time, |
| 2315 | * nevertheless its correctness is asserted in _mesa_update_state. |
| 2316 | * The reason is to avoid calling _mesa_update_state twice we need |
| 2317 | * this value on draw *before* actually calling _mesa_update_state. |
| 2318 | * Also it should need to get recomputed only on changes to the |
| 2319 | * vertex program which are heavyweight already. |
| 2320 | */ |
| 2321 | gl_vertex_processing_mode _VPMode; |
| 2322 | }; |
| 2323 | |
| 2324 | /** |
| 2325 | * Context state for tessellation control programs. |
| 2326 | */ |
| 2327 | struct gl_tess_ctrl_program_state |
| 2328 | { |
| 2329 | /** Currently bound and valid shader. */ |
| 2330 | struct gl_program *_Current; |
| 2331 | |
| 2332 | GLint patch_vertices; |
| 2333 | GLfloat patch_default_outer_level[4]; |
| 2334 | GLfloat patch_default_inner_level[2]; |
| 2335 | }; |
| 2336 | |
| 2337 | /** |
| 2338 | * Context state for tessellation evaluation programs. |
| 2339 | */ |
| 2340 | struct gl_tess_eval_program_state |
| 2341 | { |
| 2342 | /** Currently bound and valid shader. */ |
| 2343 | struct gl_program *_Current; |
| 2344 | }; |
| 2345 | |
| 2346 | /** |
| 2347 | * Context state for geometry programs. |
| 2348 | */ |
| 2349 | struct gl_geometry_program_state |
| 2350 | { |
| 2351 | /** |
| 2352 | * Currently enabled and valid program (including internal programs |
| 2353 | * and compiled shader programs). |
| 2354 | */ |
| 2355 | struct gl_program *_Current; |
| 2356 | }; |
| 2357 | |
| 2358 | /** |
| 2359 | * Context state for fragment programs. |
| 2360 | */ |
| 2361 | struct gl_fragment_program_state |
| 2362 | { |
| 2363 | GLboolean Enabled; /**< User-set fragment program enable flag */ |
| 2364 | /** Should fixed-function texturing be implemented with a fragment prog? */ |
| 2365 | GLboolean _MaintainTexEnvProgram; |
| 2366 | |
| 2367 | struct gl_program *Current; /**< User-bound fragment program */ |
| 2368 | |
| 2369 | /** |
| 2370 | * Currently enabled and valid fragment program (including internal |
| 2371 | * programs, user-defined fragment programs and GLSL fragment shaders). |
| 2372 | * This is the program we must use when rendering. |
| 2373 | */ |
| 2374 | struct gl_program *_Current; |
| 2375 | |
| 2376 | GLfloat Parameters[MAX_PROGRAM_ENV_PARAMS256][4]; /**< Env params */ |
| 2377 | |
| 2378 | /** Program to emulate fixed-function texture env/combine (see above) */ |
| 2379 | struct gl_program *_TexEnvProgram; |
| 2380 | |
| 2381 | /** Cache of fixed-function programs */ |
| 2382 | struct gl_program_cache *Cache; |
| 2383 | }; |
| 2384 | |
| 2385 | |
| 2386 | /** |
| 2387 | * Context state for compute programs. |
| 2388 | */ |
| 2389 | struct gl_compute_program_state |
| 2390 | { |
| 2391 | /** Currently enabled and valid program (including internal programs |
| 2392 | * and compiled shader programs). |
| 2393 | */ |
| 2394 | struct gl_program *_Current; |
| 2395 | }; |
| 2396 | |
| 2397 | |
| 2398 | /** |
| 2399 | * ATI_fragment_shader runtime state |
| 2400 | */ |
| 2401 | |
| 2402 | struct atifs_instruction; |
| 2403 | struct atifs_setupinst; |
| 2404 | |
| 2405 | /** |
| 2406 | * ATI fragment shader |
| 2407 | */ |
| 2408 | struct ati_fragment_shader |
| 2409 | { |
| 2410 | GLuint Id; |
| 2411 | GLint RefCount; |
| 2412 | struct atifs_instruction *Instructions[2]; |
| 2413 | struct atifs_setupinst *SetupInst[2]; |
| 2414 | GLfloat Constants[8][4]; |
| 2415 | GLbitfield LocalConstDef; /**< Indicates which constants have been set */ |
| 2416 | GLubyte numArithInstr[2]; |
| 2417 | GLubyte regsAssigned[2]; |
| 2418 | GLubyte NumPasses; /**< 1 or 2 */ |
| 2419 | /** |
| 2420 | * Current compile stage: 0 setup pass1, 1 arith pass1, |
| 2421 | * 2 setup pass2, 3 arith pass2. |
| 2422 | */ |
| 2423 | GLubyte cur_pass; |
| 2424 | GLubyte last_optype; |
| 2425 | GLboolean interpinp1; |
| 2426 | GLboolean isValid; |
| 2427 | /** |
| 2428 | * Array of 2 bit values for each tex unit to remember whether |
| 2429 | * STR or STQ swizzle was used |
| 2430 | */ |
| 2431 | GLuint swizzlerq; |
| 2432 | struct gl_program *Program; |
| 2433 | }; |
| 2434 | |
| 2435 | /** |
| 2436 | * Context state for GL_ATI_fragment_shader |
| 2437 | */ |
| 2438 | struct gl_ati_fragment_shader_state |
| 2439 | { |
| 2440 | GLboolean Enabled; |
| 2441 | GLboolean Compiling; |
| 2442 | GLfloat GlobalConstants[8][4]; |
| 2443 | struct ati_fragment_shader *Current; |
| 2444 | }; |
| 2445 | |
| 2446 | /** |
| 2447 | * Shader subroutine function definition |
| 2448 | */ |
| 2449 | struct gl_subroutine_function |
| 2450 | { |
| 2451 | char *name; |
| 2452 | int index; |
| 2453 | int num_compat_types; |
| 2454 | const struct glsl_type **types; |
| 2455 | }; |
| 2456 | |
| 2457 | /** |
| 2458 | * Shader information needed by both gl_shader and gl_linked shader. |
| 2459 | */ |
| 2460 | struct gl_shader_info |
| 2461 | { |
| 2462 | /** |
| 2463 | * Tessellation Control shader state from layout qualifiers. |
| 2464 | */ |
| 2465 | struct { |
| 2466 | /** |
| 2467 | * 0 - vertices not declared in shader, or |
| 2468 | * 1 .. GL_MAX_PATCH_VERTICES |
| 2469 | */ |
| 2470 | GLint VerticesOut; |
| 2471 | } TessCtrl; |
| 2472 | |
| 2473 | /** |
| 2474 | * Tessellation Evaluation shader state from layout qualifiers. |
| 2475 | */ |
| 2476 | struct { |
| 2477 | /** |
| 2478 | * GL_TRIANGLES, GL_QUADS, GL_ISOLINES or PRIM_UNKNOWN if it's not set |
| 2479 | * in this shader. |
| 2480 | */ |
| 2481 | GLenum16 PrimitiveMode; |
| 2482 | |
| 2483 | enum gl_tess_spacing Spacing; |
| 2484 | |
| 2485 | /** |
| 2486 | * GL_CW, GL_CCW, or 0 if it's not set in this shader. |
| 2487 | */ |
| 2488 | GLenum16 VertexOrder; |
| 2489 | /** |
| 2490 | * 1, 0, or -1 if it's not set in this shader. |
| 2491 | */ |
| 2492 | int PointMode; |
| 2493 | } TessEval; |
| 2494 | |
| 2495 | /** |
| 2496 | * Geometry shader state from GLSL 1.50 layout qualifiers. |
| 2497 | */ |
| 2498 | struct { |
| 2499 | GLint VerticesOut; |
| 2500 | /** |
| 2501 | * 0 - Invocations count not declared in shader, or |
| 2502 | * 1 .. Const.MaxGeometryShaderInvocations |
| 2503 | */ |
| 2504 | GLint Invocations; |
| 2505 | /** |
| 2506 | * GL_POINTS, GL_LINES, GL_LINES_ADJACENCY, GL_TRIANGLES, or |
| 2507 | * GL_TRIANGLES_ADJACENCY, or PRIM_UNKNOWN if it's not set in this |
| 2508 | * shader. |
| 2509 | */ |
| 2510 | GLenum16 InputType; |
| 2511 | /** |
| 2512 | * GL_POINTS, GL_LINE_STRIP or GL_TRIANGLE_STRIP, or PRIM_UNKNOWN if |
| 2513 | * it's not set in this shader. |
| 2514 | */ |
| 2515 | GLenum16 OutputType; |
| 2516 | } Geom; |
| 2517 | |
| 2518 | /** |
| 2519 | * Compute shader state from ARB_compute_shader and |
| 2520 | * ARB_compute_variable_group_size layout qualifiers. |
| 2521 | */ |
| 2522 | struct { |
| 2523 | /** |
| 2524 | * Size specified using local_size_{x,y,z}, or all 0's to indicate that |
| 2525 | * it's not set in this shader. |
| 2526 | */ |
| 2527 | unsigned LocalSize[3]; |
| 2528 | |
| 2529 | /** |
| 2530 | * Whether a variable work group size has been specified as defined by |
| 2531 | * ARB_compute_variable_group_size. |
| 2532 | */ |
| 2533 | bool_Bool LocalSizeVariable; |
| 2534 | |
| 2535 | /* |
| 2536 | * Arrangement of invocations used to calculate derivatives in a compute |
| 2537 | * shader. From NV_compute_shader_derivatives. |
| 2538 | */ |
| 2539 | enum gl_derivative_group DerivativeGroup; |
| 2540 | } Comp; |
| 2541 | }; |
| 2542 | |
| 2543 | /** |
| 2544 | * A linked GLSL shader object. |
| 2545 | */ |
| 2546 | struct gl_linked_shader |
| 2547 | { |
| 2548 | gl_shader_stage Stage; |
| 2549 | |
| 2550 | #ifdef DEBUG1 |
| 2551 | unsigned SourceChecksum; |
| 2552 | #endif |
| 2553 | |
| 2554 | struct gl_program *Program; /**< Post-compile assembly code */ |
| 2555 | |
| 2556 | /** |
| 2557 | * \name Sampler tracking |
| 2558 | * |
| 2559 | * \note Each of these fields is only set post-linking. |
| 2560 | */ |
| 2561 | /*@{*/ |
| 2562 | GLbitfield shadow_samplers; /**< Samplers used for shadow sampling. */ |
| 2563 | /*@}*/ |
| 2564 | |
| 2565 | /** |
| 2566 | * Number of default uniform block components used by this shader. |
| 2567 | * |
| 2568 | * This field is only set post-linking. |
| 2569 | */ |
| 2570 | unsigned num_uniform_components; |
| 2571 | |
| 2572 | /** |
| 2573 | * Number of combined uniform components used by this shader. |
| 2574 | * |
| 2575 | * This field is only set post-linking. It is the sum of the uniform block |
| 2576 | * sizes divided by sizeof(float), and num_uniform_compoennts. |
| 2577 | */ |
| 2578 | unsigned num_combined_uniform_components; |
| 2579 | |
| 2580 | struct exec_list *ir; |
| 2581 | struct exec_list *packed_varyings; |
| 2582 | struct exec_list *fragdata_arrays; |
| 2583 | struct glsl_symbol_table *symbols; |
| 2584 | |
| 2585 | /** |
| 2586 | * ARB_gl_spirv related data. |
| 2587 | * |
| 2588 | * This is actually a reference to the gl_shader::spirv_data, which |
| 2589 | * stores information that is also needed during linking. |
| 2590 | */ |
| 2591 | struct gl_shader_spirv_data *spirv_data; |
| 2592 | }; |
| 2593 | |
| 2594 | |
| 2595 | /** |
| 2596 | * Compile status enum. COMPILE_SKIPPED is used to indicate the compile |
| 2597 | * was skipped due to the shader matching one that's been seen before by |
| 2598 | * the on-disk cache. |
| 2599 | */ |
| 2600 | enum gl_compile_status |
| 2601 | { |
| 2602 | COMPILE_FAILURE = 0, |
| 2603 | COMPILE_SUCCESS, |
| 2604 | COMPILE_SKIPPED |
| 2605 | }; |
| 2606 | |
| 2607 | /** |
| 2608 | * A GLSL shader object. |
| 2609 | */ |
| 2610 | struct gl_shader |
| 2611 | { |
| 2612 | /** GL_FRAGMENT_SHADER || GL_VERTEX_SHADER || GL_GEOMETRY_SHADER_ARB || |
| 2613 | * GL_TESS_CONTROL_SHADER || GL_TESS_EVALUATION_SHADER. |
| 2614 | * Must be the first field. |
| 2615 | */ |
| 2616 | GLenum16 Type; |
| 2617 | gl_shader_stage Stage; |
| 2618 | GLuint Name; /**< AKA the handle */ |
| 2619 | GLint RefCount; /**< Reference count */ |
| 2620 | GLchar *Label; /**< GL_KHR_debug */ |
| 2621 | unsigned char sha1[20]; /**< SHA1 hash of pre-processed source */ |
| 2622 | GLboolean DeletePending; |
| 2623 | bool_Bool IsES; /**< True if this shader uses GLSL ES */ |
| 2624 | |
| 2625 | enum gl_compile_status CompileStatus; |
| 2626 | |
| 2627 | #ifdef DEBUG1 |
| 2628 | unsigned SourceChecksum; /**< for debug/logging purposes */ |
| 2629 | #endif |
| 2630 | const GLchar *Source; /**< Source code string */ |
| 2631 | |
| 2632 | const GLchar *FallbackSource; /**< Fallback string used by on-disk cache*/ |
| 2633 | |
| 2634 | GLchar *InfoLog; |
| 2635 | |
| 2636 | unsigned Version; /**< GLSL version used for linking */ |
| 2637 | |
| 2638 | /** |
| 2639 | * A bitmask of gl_advanced_blend_mode values |
| 2640 | */ |
| 2641 | GLbitfield BlendSupport; |
| 2642 | |
| 2643 | struct exec_list *ir; |
| 2644 | struct glsl_symbol_table *symbols; |
| 2645 | |
| 2646 | /** |
| 2647 | * Whether early fragment tests are enabled as defined by |
| 2648 | * ARB_shader_image_load_store. |
| 2649 | */ |
| 2650 | bool_Bool EarlyFragmentTests; |
| 2651 | |
| 2652 | bool_Bool ARB_fragment_coord_conventions_enable; |
| 2653 | |
| 2654 | bool_Bool redeclares_gl_fragcoord; |
| 2655 | bool_Bool uses_gl_fragcoord; |
| 2656 | |
| 2657 | bool_Bool PostDepthCoverage; |
| 2658 | bool_Bool PixelInterlockOrdered; |
| 2659 | bool_Bool PixelInterlockUnordered; |
| 2660 | bool_Bool SampleInterlockOrdered; |
| 2661 | bool_Bool SampleInterlockUnordered; |
| 2662 | bool_Bool InnerCoverage; |
| 2663 | |
| 2664 | /** |
| 2665 | * Fragment shader state from GLSL 1.50 layout qualifiers. |
| 2666 | */ |
| 2667 | bool_Bool origin_upper_left; |
| 2668 | bool_Bool pixel_center_integer; |
| 2669 | |
| 2670 | /** |
| 2671 | * Whether bindless_sampler/bindless_image, and respectively |
| 2672 | * bound_sampler/bound_image are declared at global scope as defined by |
| 2673 | * ARB_bindless_texture. |
| 2674 | */ |
| 2675 | bool_Bool bindless_sampler; |
| 2676 | bool_Bool bindless_image; |
| 2677 | bool_Bool bound_sampler; |
| 2678 | bool_Bool bound_image; |
| 2679 | |
| 2680 | /** |
| 2681 | * Whether layer output is viewport-relative. |
| 2682 | */ |
| 2683 | bool_Bool redeclares_gl_layer; |
| 2684 | bool_Bool layer_viewport_relative; |
| 2685 | |
| 2686 | /** Global xfb_stride out qualifier if any */ |
| 2687 | GLuint TransformFeedbackBufferStride[MAX_FEEDBACK_BUFFERS4]; |
| 2688 | |
| 2689 | struct gl_shader_info info; |
| 2690 | |
| 2691 | /* ARB_gl_spirv related data */ |
| 2692 | struct gl_shader_spirv_data *spirv_data; |
| 2693 | }; |
| 2694 | |
| 2695 | |
| 2696 | struct gl_uniform_buffer_variable |
| 2697 | { |
| 2698 | char *Name; |
| 2699 | |
| 2700 | /** |
| 2701 | * Name of the uniform as seen by glGetUniformIndices. |
| 2702 | * |
| 2703 | * glGetUniformIndices requires that the block instance index \b not be |
| 2704 | * present in the name of queried uniforms. |
| 2705 | * |
| 2706 | * \note |
| 2707 | * \c gl_uniform_buffer_variable::IndexName and |
| 2708 | * \c gl_uniform_buffer_variable::Name may point to identical storage. |
| 2709 | */ |
| 2710 | char *IndexName; |
| 2711 | |
| 2712 | const struct glsl_type *Type; |
| 2713 | unsigned int Offset; |
| 2714 | GLboolean RowMajor; |
| 2715 | }; |
| 2716 | |
| 2717 | |
| 2718 | struct gl_uniform_block |
| 2719 | { |
| 2720 | /** Declared name of the uniform block */ |
| 2721 | char *Name; |
| 2722 | |
| 2723 | /** Array of supplemental information about UBO ir_variables. */ |
| 2724 | struct gl_uniform_buffer_variable *Uniforms; |
| 2725 | GLuint NumUniforms; |
| 2726 | |
| 2727 | /** |
| 2728 | * Index (GL_UNIFORM_BLOCK_BINDING) into ctx->UniformBufferBindings[] to use |
| 2729 | * with glBindBufferBase to bind a buffer object to this uniform block. |
| 2730 | */ |
| 2731 | GLuint Binding; |
| 2732 | |
| 2733 | /** |
| 2734 | * Minimum size (in bytes) of a buffer object to back this uniform buffer |
| 2735 | * (GL_UNIFORM_BLOCK_DATA_SIZE). |
| 2736 | */ |
| 2737 | GLuint UniformBufferSize; |
| 2738 | |
| 2739 | /** Stages that reference this block */ |
| 2740 | uint8_t stageref; |
| 2741 | |
| 2742 | /** |
| 2743 | * Linearized array index for uniform block instance arrays |
| 2744 | * |
| 2745 | * Given a uniform block instance array declared with size |
| 2746 | * blk[s_0][s_1]..[s_m], the block referenced by blk[i_0][i_1]..[i_m] will |
| 2747 | * have the linearized array index |
| 2748 | * |
| 2749 | * m-1 m |
| 2750 | * i_m + ∑ i_j * ∏ s_k |
| 2751 | * j=0 k=j+1 |
| 2752 | * |
| 2753 | * For a uniform block instance that is not an array, this is always 0. |
| 2754 | */ |
| 2755 | uint8_t linearized_array_index; |
| 2756 | |
| 2757 | /** |
| 2758 | * Layout specified in the shader |
| 2759 | * |
| 2760 | * This isn't accessible through the API, but it is used while |
| 2761 | * cross-validating uniform blocks. |
| 2762 | */ |
| 2763 | enum glsl_interface_packing _Packing; |
| 2764 | GLboolean _RowMajor; |
| 2765 | }; |
| 2766 | |
| 2767 | /** |
| 2768 | * Structure that represents a reference to an atomic buffer from some |
| 2769 | * shader program. |
| 2770 | */ |
| 2771 | struct gl_active_atomic_buffer |
| 2772 | { |
| 2773 | /** Uniform indices of the atomic counters declared within it. */ |
| 2774 | GLuint *Uniforms; |
| 2775 | GLuint NumUniforms; |
| 2776 | |
| 2777 | /** Binding point index associated with it. */ |
| 2778 | GLuint Binding; |
| 2779 | |
| 2780 | /** Minimum reasonable size it is expected to have. */ |
| 2781 | GLuint MinimumSize; |
| 2782 | |
| 2783 | /** Shader stages making use of it. */ |
| 2784 | GLboolean StageReferences[MESA_SHADER_STAGES(MESA_SHADER_COMPUTE + 1)]; |
| 2785 | }; |
| 2786 | |
| 2787 | /** |
| 2788 | * Data container for shader queries. This holds only the minimal |
| 2789 | * amount of required information for resource queries to work. |
| 2790 | */ |
| 2791 | struct gl_shader_variable |
| 2792 | { |
| 2793 | /** |
| 2794 | * Declared type of the variable |
| 2795 | */ |
| 2796 | const struct glsl_type *type; |
| 2797 | |
| 2798 | /** |
| 2799 | * If the variable is in an interface block, this is the type of the block. |
| 2800 | */ |
| 2801 | const struct glsl_type *interface_type; |
| 2802 | |
| 2803 | /** |
| 2804 | * For variables inside structs (possibly recursively), this is the |
| 2805 | * outermost struct type. |
| 2806 | */ |
| 2807 | const struct glsl_type *outermost_struct_type; |
| 2808 | |
| 2809 | /** |
| 2810 | * Declared name of the variable |
| 2811 | */ |
| 2812 | char *name; |
| 2813 | |
| 2814 | /** |
| 2815 | * Storage location of the base of this variable |
| 2816 | * |
| 2817 | * The precise meaning of this field depends on the nature of the variable. |
| 2818 | * |
| 2819 | * - Vertex shader input: one of the values from \c gl_vert_attrib. |
| 2820 | * - Vertex shader output: one of the values from \c gl_varying_slot. |
| 2821 | * - Geometry shader input: one of the values from \c gl_varying_slot. |
| 2822 | * - Geometry shader output: one of the values from \c gl_varying_slot. |
| 2823 | * - Fragment shader input: one of the values from \c gl_varying_slot. |
| 2824 | * - Fragment shader output: one of the values from \c gl_frag_result. |
| 2825 | * - Uniforms: Per-stage uniform slot number for default uniform block. |
| 2826 | * - Uniforms: Index within the uniform block definition for UBO members. |
| 2827 | * - Non-UBO Uniforms: explicit location until linking then reused to |
| 2828 | * store uniform slot number. |
| 2829 | * - Other: This field is not currently used. |
| 2830 | * |
| 2831 | * If the variable is a uniform, shader input, or shader output, and the |
| 2832 | * slot has not been assigned, the value will be -1. |
| 2833 | */ |
| 2834 | int location; |
| 2835 | |
| 2836 | /** |
| 2837 | * Specifies the first component the variable is stored in as per |
| 2838 | * ARB_enhanced_layouts. |
| 2839 | */ |
| 2840 | unsigned component:2; |
| 2841 | |
| 2842 | /** |
| 2843 | * Output index for dual source blending. |
| 2844 | * |
| 2845 | * \note |
| 2846 | * The GLSL spec only allows the values 0 or 1 for the index in \b dual |
| 2847 | * source blending. |
| 2848 | */ |
| 2849 | unsigned index:1; |
| 2850 | |
| 2851 | /** |
| 2852 | * Specifies whether a shader input/output is per-patch in tessellation |
| 2853 | * shader stages. |
| 2854 | */ |
| 2855 | unsigned patch:1; |
| 2856 | |
| 2857 | /** |
| 2858 | * Storage class of the variable. |
| 2859 | * |
| 2860 | * \sa (n)ir_variable_mode |
| 2861 | */ |
| 2862 | unsigned mode:4; |
| 2863 | |
| 2864 | /** |
| 2865 | * Interpolation mode for shader inputs / outputs |
| 2866 | * |
| 2867 | * \sa glsl_interp_mode |
| 2868 | */ |
| 2869 | unsigned interpolation:2; |
| 2870 | |
| 2871 | /** |
| 2872 | * Was the location explicitly set in the shader? |
| 2873 | * |
| 2874 | * If the location is explicitly set in the shader, it \b cannot be changed |
| 2875 | * by the linker or by the API (e.g., calls to \c glBindAttribLocation have |
| 2876 | * no effect). |
| 2877 | */ |
| 2878 | unsigned explicit_location:1; |
| 2879 | |
| 2880 | /** |
| 2881 | * Precision qualifier. |
| 2882 | */ |
| 2883 | unsigned precision:2; |
| 2884 | }; |
| 2885 | |
| 2886 | /** |
| 2887 | * Active resource in a gl_shader_program |
| 2888 | */ |
| 2889 | struct gl_program_resource |
| 2890 | { |
| 2891 | GLenum16 Type; /** Program interface type. */ |
| 2892 | const void *Data; /** Pointer to resource associated data structure. */ |
| 2893 | uint8_t StageReferences; /** Bitmask of shader stage references. */ |
| 2894 | }; |
| 2895 | |
| 2896 | /** |
| 2897 | * Link status enum. LINKING_SKIPPED is used to indicate linking |
| 2898 | * was skipped due to the shader being loaded from the on-disk cache. |
| 2899 | */ |
| 2900 | enum gl_link_status |
| 2901 | { |
| 2902 | LINKING_FAILURE = 0, |
| 2903 | LINKING_SUCCESS, |
| 2904 | LINKING_SKIPPED |
| 2905 | }; |
| 2906 | |
| 2907 | /** |
| 2908 | * A data structure to be shared by gl_shader_program and gl_program. |
| 2909 | */ |
| 2910 | struct gl_shader_program_data |
| 2911 | { |
| 2912 | GLint RefCount; /**< Reference count */ |
| 2913 | |
| 2914 | /** SHA1 hash of linked shader program */ |
| 2915 | unsigned char sha1[20]; |
| 2916 | |
| 2917 | unsigned NumUniformStorage; |
| 2918 | unsigned NumHiddenUniforms; |
| 2919 | struct gl_uniform_storage *UniformStorage; |
| 2920 | |
| 2921 | unsigned NumUniformBlocks; |
| 2922 | unsigned NumShaderStorageBlocks; |
| 2923 | |
| 2924 | struct gl_uniform_block *UniformBlocks; |
| 2925 | struct gl_uniform_block *ShaderStorageBlocks; |
| 2926 | |
| 2927 | struct gl_active_atomic_buffer *AtomicBuffers; |
| 2928 | unsigned NumAtomicBuffers; |
| 2929 | |
| 2930 | /* Shader cache variables used during restore */ |
| 2931 | unsigned NumUniformDataSlots; |
| 2932 | union gl_constant_value *UniformDataSlots; |
| 2933 | |
| 2934 | /* Used to hold initial uniform values for program binary restores. |
| 2935 | * |
| 2936 | * From the ARB_get_program_binary spec: |
| 2937 | * |
| 2938 | * "A successful call to ProgramBinary will reset all uniform |
| 2939 | * variables to their initial values. The initial value is either |
| 2940 | * the value of the variable's initializer as specified in the |
| 2941 | * original shader source, or 0 if no initializer was present. |
| 2942 | */ |
| 2943 | union gl_constant_value *UniformDataDefaults; |
| 2944 | |
| 2945 | /** Hash for quick search by name. */ |
| 2946 | struct hash_table_u64 *ProgramResourceHash; |
| 2947 | |
| 2948 | GLboolean Validated; |
| 2949 | |
| 2950 | /** List of all active resources after linking. */ |
| 2951 | struct gl_program_resource *ProgramResourceList; |
| 2952 | unsigned NumProgramResourceList; |
| 2953 | |
| 2954 | enum gl_link_status LinkStatus; /**< GL_LINK_STATUS */ |
| 2955 | GLchar *InfoLog; |
| 2956 | |
| 2957 | unsigned Version; /**< GLSL version used for linking */ |
| 2958 | |
| 2959 | /* Mask of stages this program was linked against */ |
| 2960 | unsigned linked_stages; |
| 2961 | |
| 2962 | /* Whether the shaders of this program are loaded from SPIR-V binaries |
| 2963 | * (all have the SPIR_V_BINARY_ARB state). This was introduced by the |
| 2964 | * ARB_gl_spirv extension. |
| 2965 | */ |
| 2966 | bool_Bool spirv; |
| 2967 | }; |
| 2968 | |
| 2969 | /** |
| 2970 | * A GLSL program object. |
| 2971 | * Basically a linked collection of vertex and fragment shaders. |
| 2972 | */ |
| 2973 | struct gl_shader_program |
| 2974 | { |
| 2975 | GLenum16 Type; /**< Always GL_SHADER_PROGRAM (internal token) */ |
| 2976 | GLuint Name; /**< aka handle or ID */ |
| 2977 | GLchar *Label; /**< GL_KHR_debug */ |
| 2978 | GLint RefCount; /**< Reference count */ |
| 2979 | GLboolean DeletePending; |
| 2980 | |
| 2981 | /** |
| 2982 | * Is the application intending to glGetProgramBinary this program? |
| 2983 | * |
| 2984 | * BinaryRetrievableHint is the currently active hint that gets set |
| 2985 | * during initialization and after linking and BinaryRetrievableHintPending |
| 2986 | * is the hint set by the user to be active when program is linked next time. |
| 2987 | */ |
| 2988 | GLboolean BinaryRetrievableHint; |
| 2989 | GLboolean BinaryRetrievableHintPending; |
| 2990 | |
| 2991 | /** |
| 2992 | * Indicates whether program can be bound for individual pipeline stages |
| 2993 | * using UseProgramStages after it is next linked. |
| 2994 | */ |
| 2995 | GLboolean SeparateShader; |
| 2996 | |
| 2997 | GLuint NumShaders; /**< number of attached shaders */ |
| 2998 | struct gl_shader **Shaders; /**< List of attached the shaders */ |
| 2999 | |
| 3000 | /** |
| 3001 | * User-defined attribute bindings |
| 3002 | * |
| 3003 | * These are set via \c glBindAttribLocation and are used to direct the |
| 3004 | * GLSL linker. These are \b not the values used in the compiled shader, |
| 3005 | * and they are \b not the values returned by \c glGetAttribLocation. |
| 3006 | */ |
| 3007 | struct string_to_uint_map *AttributeBindings; |
| 3008 | |
| 3009 | /** |
| 3010 | * User-defined fragment data bindings |
| 3011 | * |
| 3012 | * These are set via \c glBindFragDataLocation and are used to direct the |
| 3013 | * GLSL linker. These are \b not the values used in the compiled shader, |
| 3014 | * and they are \b not the values returned by \c glGetFragDataLocation. |
| 3015 | */ |
| 3016 | struct string_to_uint_map *FragDataBindings; |
| 3017 | struct string_to_uint_map *FragDataIndexBindings; |
| 3018 | |
| 3019 | /** |
| 3020 | * Transform feedback varyings last specified by |
| 3021 | * glTransformFeedbackVaryings(). |
| 3022 | * |
| 3023 | * For the current set of transform feedback varyings used for transform |
| 3024 | * feedback output, see LinkedTransformFeedback. |
| 3025 | */ |
| 3026 | struct { |
| 3027 | GLenum16 BufferMode; |
| 3028 | /** Global xfb_stride out qualifier if any */ |
| 3029 | GLuint BufferStride[MAX_FEEDBACK_BUFFERS4]; |
| 3030 | GLuint NumVarying; |
| 3031 | GLchar **VaryingNames; /**< Array [NumVarying] of char * */ |
| 3032 | } TransformFeedback; |
| 3033 | |
| 3034 | struct gl_program *last_vert_prog; |
| 3035 | |
| 3036 | /** Post-link gl_FragDepth layout for ARB_conservative_depth. */ |
| 3037 | enum gl_frag_depth_layout FragDepthLayout; |
| 3038 | |
| 3039 | /** |
| 3040 | * Geometry shader state - copied into gl_program by |
| 3041 | * _mesa_copy_linked_program_data(). |
| 3042 | */ |
| 3043 | struct { |
| 3044 | GLint VerticesIn; |
| 3045 | |
| 3046 | bool_Bool UsesEndPrimitive; |
| 3047 | bool_Bool UsesStreams; |
| 3048 | } Geom; |
| 3049 | |
| 3050 | /** |
| 3051 | * Compute shader state - copied into gl_program by |
| 3052 | * _mesa_copy_linked_program_data(). |
| 3053 | */ |
| 3054 | struct { |
| 3055 | /** |
| 3056 | * Size of shared variables accessed by the compute shader. |
| 3057 | */ |
| 3058 | unsigned SharedSize; |
| 3059 | } Comp; |
| 3060 | |
| 3061 | /** Data shared by gl_program and gl_shader_program */ |
| 3062 | struct gl_shader_program_data *data; |
| 3063 | |
| 3064 | /** |
| 3065 | * Mapping from GL uniform locations returned by \c glUniformLocation to |
| 3066 | * UniformStorage entries. Arrays will have multiple contiguous slots |
| 3067 | * in the UniformRemapTable, all pointing to the same UniformStorage entry. |
| 3068 | */ |
| 3069 | unsigned NumUniformRemapTable; |
| 3070 | struct gl_uniform_storage **UniformRemapTable; |
| 3071 | |
| 3072 | /** |
| 3073 | * Sometimes there are empty slots left over in UniformRemapTable after we |
| 3074 | * allocate slots to explicit locations. This list stores the blocks of |
| 3075 | * continuous empty slots inside UniformRemapTable. |
| 3076 | */ |
| 3077 | struct exec_list EmptyUniformLocations; |
| 3078 | |
| 3079 | /** |
| 3080 | * Total number of explicit uniform location including inactive uniforms. |
| 3081 | */ |
| 3082 | unsigned NumExplicitUniformLocations; |
| 3083 | |
| 3084 | /** |
| 3085 | * Map of active uniform names to locations |
| 3086 | * |
| 3087 | * Maps any active uniform that is not an array element to a location. |
| 3088 | * Each active uniform, including individual structure members will appear |
| 3089 | * in this map. This roughly corresponds to the set of names that would be |
| 3090 | * enumerated by \c glGetActiveUniform. |
| 3091 | */ |
| 3092 | struct string_to_uint_map *UniformHash; |
| 3093 | |
| 3094 | GLboolean SamplersValidated; /**< Samplers validated against texture units? */ |
| 3095 | |
| 3096 | bool_Bool IsES; /**< True if this program uses GLSL ES */ |
| 3097 | |
| 3098 | /** |
| 3099 | * Per-stage shaders resulting from the first stage of linking. |
| 3100 | * |
| 3101 | * Set of linked shaders for this program. The array is accessed using the |
| 3102 | * \c MESA_SHADER_* defines. Entries for non-existent stages will be |
| 3103 | * \c NULL. |
| 3104 | */ |
| 3105 | struct gl_linked_shader *_LinkedShaders[MESA_SHADER_STAGES(MESA_SHADER_COMPUTE + 1)]; |
| 3106 | |
| 3107 | /** |
| 3108 | * True if any of the fragment shaders attached to this program use: |
| 3109 | * #extension ARB_fragment_coord_conventions: enable |
| 3110 | */ |
| 3111 | GLboolean ARB_fragment_coord_conventions_enable; |
| 3112 | }; |
| 3113 | |
| 3114 | |
| 3115 | #define GLSL_DUMP0x1 0x1 /**< Dump shaders to stdout */ |
| 3116 | #define GLSL_LOG0x2 0x2 /**< Write shaders to files */ |
| 3117 | #define GLSL_UNIFORMS0x4 0x4 /**< Print glUniform calls */ |
| 3118 | #define GLSL_NOP_VERT0x8 0x8 /**< Force no-op vertex shaders */ |
| 3119 | #define GLSL_NOP_FRAG0x10 0x10 /**< Force no-op fragment shaders */ |
| 3120 | #define GLSL_USE_PROG0x20 0x20 /**< Log glUseProgram calls */ |
| 3121 | #define GLSL_REPORT_ERRORS0x40 0x40 /**< Print compilation errors */ |
| 3122 | #define GLSL_DUMP_ON_ERROR0x80 0x80 /**< Dump shaders to stderr on compile error */ |
| 3123 | #define GLSL_CACHE_INFO0x100 0x100 /**< Print debug information about shader cache */ |
| 3124 | #define GLSL_CACHE_FALLBACK0x200 0x200 /**< Force shader cache fallback paths */ |
| 3125 | |
| 3126 | |
| 3127 | /** |
| 3128 | * Context state for GLSL vertex/fragment shaders. |
| 3129 | * Extended to support pipeline object |
| 3130 | */ |
| 3131 | struct gl_pipeline_object |
| 3132 | { |
| 3133 | /** Name of the pipeline object as received from glGenProgramPipelines. |
| 3134 | * It would be 0 for shaders without separate shader objects. |
| 3135 | */ |
| 3136 | GLuint Name; |
| 3137 | |
| 3138 | GLint RefCount; |
| 3139 | |
| 3140 | GLchar *Label; /**< GL_KHR_debug */ |
| 3141 | |
| 3142 | /** |
| 3143 | * Programs used for rendering |
| 3144 | * |
| 3145 | * There is a separate program set for each shader stage. |
| 3146 | */ |
| 3147 | struct gl_program *CurrentProgram[MESA_SHADER_STAGES(MESA_SHADER_COMPUTE + 1)]; |
| 3148 | |
| 3149 | struct gl_shader_program *ReferencedPrograms[MESA_SHADER_STAGES(MESA_SHADER_COMPUTE + 1)]; |
| 3150 | |
| 3151 | /** |
| 3152 | * Program used by glUniform calls. |
| 3153 | * |
| 3154 | * Explicitly set by \c glUseProgram and \c glActiveProgramEXT. |
| 3155 | */ |
| 3156 | struct gl_shader_program *ActiveProgram; |
| 3157 | |
| 3158 | GLbitfield Flags; /**< Mask of GLSL_x flags */ |
| 3159 | GLboolean EverBound; /**< Has the pipeline object been created */ |
| 3160 | GLboolean Validated; /**< Pipeline Validation status */ |
| 3161 | |
| 3162 | GLchar *InfoLog; |
| 3163 | }; |
| 3164 | |
| 3165 | /** |
| 3166 | * Context state for GLSL pipeline shaders. |
| 3167 | */ |
| 3168 | struct gl_pipeline_shader_state |
| 3169 | { |
| 3170 | /** Currently bound pipeline object. See _mesa_BindProgramPipeline() */ |
| 3171 | struct gl_pipeline_object *Current; |
| 3172 | |
| 3173 | /** Default Object to ensure that _Shader is never NULL */ |
| 3174 | struct gl_pipeline_object *Default; |
| 3175 | |
| 3176 | /** Pipeline objects */ |
| 3177 | struct _mesa_HashTable *Objects; |
| 3178 | }; |
| 3179 | |
| 3180 | /** |
| 3181 | * Compiler options for a single GLSL shaders type |
| 3182 | */ |
| 3183 | struct gl_shader_compiler_options |
| 3184 | { |
| 3185 | /** Driver-selectable options: */ |
| 3186 | GLboolean EmitNoLoops; |
| 3187 | GLboolean EmitNoCont; /**< Emit CONT opcode? */ |
| 3188 | GLboolean EmitNoMainReturn; /**< Emit CONT/RET opcodes? */ |
| 3189 | GLboolean EmitNoPow; /**< Emit POW opcodes? */ |
| 3190 | GLboolean EmitNoSat; /**< Emit SAT opcodes? */ |
| 3191 | GLboolean LowerCombinedClipCullDistance; /** Lower gl_ClipDistance and |
| 3192 | * gl_CullDistance together from |
| 3193 | * float[8] to vec4[2] |
| 3194 | **/ |
| 3195 | GLbitfield LowerBuiltinVariablesXfb; /**< Which builtin variables should |
| 3196 | * be lowered for transform feedback |
| 3197 | **/ |
| 3198 | |
| 3199 | /** |
| 3200 | * If we can lower the precision of variables based on precision |
| 3201 | * qualifiers |
| 3202 | */ |
| 3203 | GLboolean LowerPrecision; |
| 3204 | |
| 3205 | /** |
| 3206 | * \name Forms of indirect addressing the driver cannot do. |
| 3207 | */ |
| 3208 | /*@{*/ |
| 3209 | GLboolean EmitNoIndirectInput; /**< No indirect addressing of inputs */ |
| 3210 | GLboolean EmitNoIndirectOutput; /**< No indirect addressing of outputs */ |
| 3211 | GLboolean EmitNoIndirectTemp; /**< No indirect addressing of temps */ |
| 3212 | GLboolean EmitNoIndirectUniform; /**< No indirect addressing of constants */ |
| 3213 | GLboolean EmitNoIndirectSampler; /**< No indirect addressing of samplers */ |
| 3214 | /*@}*/ |
| 3215 | |
| 3216 | GLuint MaxIfDepth; /**< Maximum nested IF blocks */ |
| 3217 | GLuint MaxUnrollIterations; |
| 3218 | |
| 3219 | /** |
| 3220 | * Optimize code for array of structures backends. |
| 3221 | * |
| 3222 | * This is a proxy for: |
| 3223 | * - preferring DP4 instructions (rather than MUL/MAD) for |
| 3224 | * matrix * vector operations, such as position transformation. |
| 3225 | */ |
| 3226 | GLboolean OptimizeForAOS; |
| 3227 | |
| 3228 | /** Lower UBO and SSBO access to intrinsics. */ |
| 3229 | GLboolean LowerBufferInterfaceBlocks; |
| 3230 | |
| 3231 | /** Clamp UBO and SSBO block indices so they don't go out-of-bounds. */ |
| 3232 | GLboolean ClampBlockIndicesToArrayBounds; |
| 3233 | |
| 3234 | /** (driconf) Force gl_Position to be considered invariant */ |
| 3235 | GLboolean PositionAlwaysInvariant; |
| 3236 | |
| 3237 | const struct nir_shader_compiler_options *NirOptions; |
| 3238 | }; |
| 3239 | |
| 3240 | |
| 3241 | /** |
| 3242 | * Occlusion/timer query object. |
| 3243 | */ |
| 3244 | struct gl_query_object |
| 3245 | { |
| 3246 | GLenum16 Target; /**< The query target, when active */ |
| 3247 | GLuint Id; /**< hash table ID/name */ |
| 3248 | GLchar *Label; /**< GL_KHR_debug */ |
| 3249 | GLuint64EXT Result; /**< the counter */ |
| 3250 | GLboolean Active; /**< inside Begin/EndQuery */ |
| 3251 | GLboolean Ready; /**< result is ready? */ |
| 3252 | GLboolean EverBound;/**< has query object ever been bound */ |
| 3253 | GLuint Stream; /**< The stream */ |
| 3254 | }; |
| 3255 | |
| 3256 | |
| 3257 | /** |
| 3258 | * Context state for query objects. |
| 3259 | */ |
| 3260 | struct gl_query_state |
| 3261 | { |
| 3262 | struct _mesa_HashTable *QueryObjects; |
| 3263 | struct gl_query_object *CurrentOcclusionObject; /* GL_ARB_occlusion_query */ |
| 3264 | struct gl_query_object *CurrentTimerObject; /* GL_EXT_timer_query */ |
| 3265 | |
| 3266 | /** GL_NV_conditional_render */ |
| 3267 | struct gl_query_object *CondRenderQuery; |
| 3268 | |
| 3269 | /** GL_EXT_transform_feedback */ |
| 3270 | struct gl_query_object *PrimitivesGenerated[MAX_VERTEX_STREAMS4]; |
| 3271 | struct gl_query_object *PrimitivesWritten[MAX_VERTEX_STREAMS4]; |
| 3272 | |
| 3273 | /** GL_ARB_transform_feedback_overflow_query */ |
| 3274 | struct gl_query_object *TransformFeedbackOverflow[MAX_VERTEX_STREAMS4]; |
| 3275 | struct gl_query_object *TransformFeedbackOverflowAny; |
| 3276 | |
| 3277 | /** GL_ARB_timer_query */ |
| 3278 | struct gl_query_object *TimeElapsed; |
| 3279 | |
| 3280 | /** GL_ARB_pipeline_statistics_query */ |
| 3281 | struct gl_query_object *pipeline_stats[MAX_PIPELINE_STATISTICS11]; |
| 3282 | |
| 3283 | GLenum16 CondRenderMode; |
| 3284 | }; |
| 3285 | |
| 3286 | |
| 3287 | /** Sync object state */ |
| 3288 | struct gl_sync_object |
| 3289 | { |
| 3290 | GLuint Name; /**< Fence name */ |
| 3291 | GLint RefCount; /**< Reference count */ |
| 3292 | GLchar *Label; /**< GL_KHR_debug */ |
| 3293 | GLboolean DeletePending; /**< Object was deleted while there were still |
| 3294 | * live references (e.g., sync not yet finished) |
| 3295 | */ |
| 3296 | GLenum16 SyncCondition; |
| 3297 | GLbitfield Flags; /**< Flags passed to glFenceSync */ |
| 3298 | GLuint StatusFlag:1; /**< Has the sync object been signaled? */ |
| 3299 | }; |
| 3300 | |
| 3301 | |
| 3302 | /** |
| 3303 | * State which can be shared by multiple contexts: |
| 3304 | */ |
| 3305 | struct gl_shared_state |
| 3306 | { |
| 3307 | simple_mtx_t Mutex; /**< for thread safety */ |
| 3308 | GLint RefCount; /**< Reference count */ |
| 3309 | struct _mesa_HashTable *DisplayList; /**< Display lists hash table */ |
| 3310 | struct _mesa_HashTable *BitmapAtlas; /**< For optimized glBitmap text */ |
| 3311 | struct _mesa_HashTable *TexObjects; /**< Texture objects hash table */ |
| 3312 | |
| 3313 | /** Default texture objects (shared by all texture units) */ |
| 3314 | struct gl_texture_object *DefaultTex[NUM_TEXTURE_TARGETS]; |
| 3315 | |
| 3316 | /** Fallback texture used when a bound texture is incomplete */ |
| 3317 | struct gl_texture_object *FallbackTex[NUM_TEXTURE_TARGETS]; |
| 3318 | |
| 3319 | /** |
| 3320 | * \name Thread safety and statechange notification for texture |
| 3321 | * objects. |
| 3322 | * |
| 3323 | * \todo Improve the granularity of locking. |
| 3324 | */ |
| 3325 | /*@{*/ |
| 3326 | mtx_t TexMutex; /**< texobj thread safety */ |
| 3327 | GLuint TextureStateStamp; /**< state notification for shared tex */ |
| 3328 | /*@}*/ |
| 3329 | |
| 3330 | /** |
| 3331 | * \name Vertex/geometry/fragment programs |
| 3332 | */ |
| 3333 | /*@{*/ |
| 3334 | struct _mesa_HashTable *Programs; /**< All vertex/fragment programs */ |
| 3335 | struct gl_program *DefaultVertexProgram; |
| 3336 | struct gl_program *DefaultFragmentProgram; |
| 3337 | /*@}*/ |
| 3338 | |
| 3339 | /* GL_ATI_fragment_shader */ |
| 3340 | struct _mesa_HashTable *ATIShaders; |
| 3341 | struct ati_fragment_shader *DefaultFragmentShader; |
| 3342 | |
| 3343 | struct _mesa_HashTable *BufferObjects; |
| 3344 | |
| 3345 | /** Table of both gl_shader and gl_shader_program objects */ |
| 3346 | struct _mesa_HashTable *ShaderObjects; |
| 3347 | |
| 3348 | /* GL_EXT_framebuffer_object */ |
| 3349 | struct _mesa_HashTable *RenderBuffers; |
| 3350 | struct _mesa_HashTable *FrameBuffers; |
| 3351 | |
| 3352 | /* GL_ARB_sync */ |
| 3353 | struct set *SyncObjects; |
| 3354 | |
| 3355 | /** GL_ARB_sampler_objects */ |
| 3356 | struct _mesa_HashTable *SamplerObjects; |
| 3357 | |
| 3358 | /* GL_ARB_bindless_texture */ |
| 3359 | struct hash_table_u64 *TextureHandles; |
| 3360 | struct hash_table_u64 *ImageHandles; |
| 3361 | mtx_t HandlesMutex; /**< For texture/image handles safety */ |
| 3362 | |
| 3363 | /* GL_ARB_shading_language_include */ |
| 3364 | struct shader_includes *ShaderIncludes; |
| 3365 | /* glCompileShaderInclude expects ShaderIncludes not to change while it is |
| 3366 | * in progress. |
| 3367 | */ |
| 3368 | mtx_t ShaderIncludeMutex; |
| 3369 | |
| 3370 | /** |
| 3371 | * Some context in this share group was affected by a GPU reset |
| 3372 | * |
| 3373 | * On the next call to \c glGetGraphicsResetStatus, contexts that have not |
| 3374 | * been affected by a GPU reset must also return |
| 3375 | * \c GL_INNOCENT_CONTEXT_RESET_ARB. |
| 3376 | * |
| 3377 | * Once this field becomes true, it is never reset to false. |
| 3378 | */ |
| 3379 | bool_Bool ShareGroupReset; |
| 3380 | |
| 3381 | /** EXT_external_objects */ |
| 3382 | struct _mesa_HashTable *MemoryObjects; |
| 3383 | |
| 3384 | /** EXT_semaphore */ |
| 3385 | struct _mesa_HashTable *SemaphoreObjects; |
| 3386 | |
| 3387 | /** |
| 3388 | * Some context in this share group was affected by a disjoint |
| 3389 | * operation. This operation can be anything that has effects on |
| 3390 | * values of timer queries in such manner that they become invalid for |
| 3391 | * performance metrics. As example gpu reset, counter overflow or gpu |
| 3392 | * frequency changes. |
| 3393 | */ |
| 3394 | bool_Bool DisjointOperation; |
| 3395 | }; |
| 3396 | |
| 3397 | |
| 3398 | |
| 3399 | /** |
| 3400 | * Renderbuffers represent drawing surfaces such as color, depth and/or |
| 3401 | * stencil. A framebuffer object has a set of renderbuffers. |
| 3402 | * Drivers will typically derive subclasses of this type. |
| 3403 | */ |
| 3404 | struct gl_renderbuffer |
| 3405 | { |
| 3406 | simple_mtx_t Mutex; /**< for thread safety */ |
| 3407 | GLuint ClassID; /**< Useful for drivers */ |
| 3408 | GLuint Name; |
| 3409 | GLchar *Label; /**< GL_KHR_debug */ |
| 3410 | GLint RefCount; |
| 3411 | GLuint Width, Height; |
| 3412 | GLuint Depth; |
| 3413 | GLboolean Purgeable; /**< Is the buffer purgeable under memory pressure? */ |
| 3414 | GLboolean AttachedAnytime; /**< TRUE if it was attached to a framebuffer */ |
| 3415 | /** |
| 3416 | * True for renderbuffers that wrap textures, giving the driver a chance to |
| 3417 | * flush render caches through the FinishRenderTexture hook. |
| 3418 | * |
| 3419 | * Drivers may also set this on renderbuffers other than those generated by |
| 3420 | * glFramebufferTexture(), though it means FinishRenderTexture() would be |
| 3421 | * called without a rb->TexImage. |
| 3422 | */ |
| 3423 | GLboolean NeedsFinishRenderTexture; |
| 3424 | GLubyte NumSamples; /**< zero means not multisampled */ |
| 3425 | GLubyte NumStorageSamples; /**< for AMD_framebuffer_multisample_advanced */ |
| 3426 | GLenum16 InternalFormat; /**< The user-specified format */ |
| 3427 | GLenum16 _BaseFormat; /**< Either GL_RGB, GL_RGBA, GL_DEPTH_COMPONENT or |
| 3428 | GL_STENCIL_INDEX. */ |
| 3429 | mesa_format Format; /**< The actual renderbuffer memory format */ |
| 3430 | /** |
| 3431 | * Pointer to the texture image if this renderbuffer wraps a texture, |
| 3432 | * otherwise NULL. |
| 3433 | * |
| 3434 | * Note that the reference on the gl_texture_object containing this |
| 3435 | * TexImage is held by the gl_renderbuffer_attachment. |
| 3436 | */ |
| 3437 | struct gl_texture_image *TexImage; |
| 3438 | |
| 3439 | /** Delete this renderbuffer */ |
| 3440 | void (*Delete)(struct gl_context *ctx, struct gl_renderbuffer *rb); |
| 3441 | |
| 3442 | /** Allocate new storage for this renderbuffer */ |
| 3443 | GLboolean (*AllocStorage)(struct gl_context *ctx, |
| 3444 | struct gl_renderbuffer *rb, |
| 3445 | GLenum internalFormat, |
| 3446 | GLuint width, GLuint height); |
| 3447 | }; |
| 3448 | |
| 3449 | |
| 3450 | /** |
| 3451 | * A renderbuffer attachment points to either a texture object (and specifies |
| 3452 | * a mipmap level, cube face or 3D texture slice) or points to a renderbuffer. |
| 3453 | */ |
| 3454 | struct gl_renderbuffer_attachment |
| 3455 | { |
| 3456 | GLenum16 Type; /**< \c GL_NONE or \c GL_TEXTURE or \c GL_RENDERBUFFER_EXT */ |
| 3457 | GLboolean Complete; |
| 3458 | |
| 3459 | /** |
| 3460 | * If \c Type is \c GL_RENDERBUFFER_EXT, this stores a pointer to the |
| 3461 | * application supplied renderbuffer object. |
| 3462 | */ |
| 3463 | struct gl_renderbuffer *Renderbuffer; |
| 3464 | |
| 3465 | /** |
| 3466 | * If \c Type is \c GL_TEXTURE, this stores a pointer to the application |
| 3467 | * supplied texture object. |
| 3468 | */ |
| 3469 | struct gl_texture_object *Texture; |
| 3470 | GLuint TextureLevel; /**< Attached mipmap level. */ |
| 3471 | GLsizei NumSamples; /**< from FramebufferTexture2DMultisampleEXT */ |
| 3472 | GLuint CubeMapFace; /**< 0 .. 5, for cube map textures. */ |
| 3473 | GLuint Zoffset; /**< Slice for 3D textures, or layer for both 1D |
| 3474 | * and 2D array textures */ |
| 3475 | GLboolean Layered; |
| 3476 | }; |
| 3477 | |
| 3478 | |
| 3479 | /** |
| 3480 | * A framebuffer is a collection of renderbuffers (color, depth, stencil, etc). |
| 3481 | * In C++ terms, think of this as a base class from which device drivers |
| 3482 | * will make derived classes. |
| 3483 | */ |
| 3484 | struct gl_framebuffer |
| 3485 | { |
| 3486 | simple_mtx_t Mutex; /**< for thread safety */ |
| 3487 | /** |
| 3488 | * If zero, this is a window system framebuffer. If non-zero, this |
| 3489 | * is a FBO framebuffer; note that for some devices (i.e. those with |
| 3490 | * a natural pixel coordinate system for FBOs that differs from the |
| 3491 | * OpenGL/Mesa coordinate system), this means that the viewport, |
| 3492 | * polygon face orientation, and polygon stipple will have to be inverted. |
| 3493 | */ |
| 3494 | GLuint Name; |
| 3495 | GLint RefCount; |
| 3496 | |
| 3497 | GLchar *Label; /**< GL_KHR_debug */ |
| 3498 | |
| 3499 | GLboolean DeletePending; |
| 3500 | |
| 3501 | /** |
| 3502 | * The framebuffer's visual. Immutable if this is a window system buffer. |
| 3503 | * Computed from attachments if user-made FBO. |
| 3504 | */ |
| 3505 | struct gl_config Visual; |
| 3506 | |
| 3507 | /** |
| 3508 | * Size of frame buffer in pixels. If there are no attachments, then both |
| 3509 | * of these are 0. |
| 3510 | */ |
| 3511 | GLuint Width, Height; |
| 3512 | |
| 3513 | /** |
| 3514 | * In the case that the framebuffer has no attachment (i.e. |
| 3515 | * GL_ARB_framebuffer_no_attachments) then the geometry of |
| 3516 | * the framebuffer is specified by the default values. |
| 3517 | */ |
| 3518 | struct { |
| 3519 | GLuint Width, Height, Layers, NumSamples; |
| 3520 | GLboolean FixedSampleLocations; |
| 3521 | /* Derived from NumSamples by the driver so that it can choose a valid |
| 3522 | * value for the hardware. |
| 3523 | */ |
| 3524 | GLuint _NumSamples; |
| 3525 | } DefaultGeometry; |
| 3526 | |
| 3527 | /** \name Drawing bounds (Intersection of buffer size and scissor box) |
| 3528 | * The drawing region is given by [_Xmin, _Xmax) x [_Ymin, _Ymax), |
| 3529 | * (inclusive for _Xmin and _Ymin while exclusive for _Xmax and _Ymax) |
| 3530 | */ |
| 3531 | /*@{*/ |
| 3532 | GLint _Xmin, _Xmax; |
| 3533 | GLint _Ymin, _Ymax; |
| 3534 | /*@}*/ |
| 3535 | |
| 3536 | /** \name Derived Z buffer stuff */ |
| 3537 | /*@{*/ |
| 3538 | GLuint _DepthMax; /**< Max depth buffer value */ |
| 3539 | GLfloat _DepthMaxF; /**< Float max depth buffer value */ |
| 3540 | GLfloat _MRD; /**< minimum resolvable difference in Z values */ |
| 3541 | /*@}*/ |
| 3542 | |
| 3543 | /** One of the GL_FRAMEBUFFER_(IN)COMPLETE_* tokens */ |
| 3544 | GLenum16 _Status; |
| 3545 | |
| 3546 | /** Whether one of Attachment has Type != GL_NONE |
| 3547 | * NOTE: the values for Width and Height are set to 0 in case of having |
| 3548 | * no attachments, a backend driver supporting the extension |
| 3549 | * GL_ARB_framebuffer_no_attachments must check for the flag _HasAttachments |
| 3550 | * and if GL_FALSE, must then use the values in DefaultGeometry to initialize |
| 3551 | * its viewport, scissor and so on (in particular _Xmin, _Xmax, _Ymin and |
| 3552 | * _Ymax do NOT take into account _HasAttachments being false). To get the |
| 3553 | * geometry of the framebuffer, the helper functions |
| 3554 | * _mesa_geometric_width(), |
| 3555 | * _mesa_geometric_height(), |
| 3556 | * _mesa_geometric_samples() and |
| 3557 | * _mesa_geometric_layers() |
| 3558 | * are available that check _HasAttachments. |
| 3559 | */ |
| 3560 | bool_Bool _HasAttachments; |
| 3561 | |
| 3562 | GLbitfield _IntegerBuffers; /**< Which color buffers are integer valued */ |
| 3563 | GLbitfield _RGBBuffers; /**< Which color buffers have baseformat == RGB */ |
| 3564 | GLbitfield _FP32Buffers; /**< Which color buffers are FP32 */ |
| 3565 | |
| 3566 | /* ARB_color_buffer_float */ |
| 3567 | GLboolean _AllColorBuffersFixedPoint; /* no integer, no float */ |
| 3568 | GLboolean _HasSNormOrFloatColorBuffer; |
| 3569 | |
| 3570 | /** |
| 3571 | * The maximum number of layers in the framebuffer, or 0 if the framebuffer |
| 3572 | * is not layered. For cube maps and cube map arrays, each cube face |
| 3573 | * counts as a layer. As the case for Width, Height a backend driver |
| 3574 | * supporting GL_ARB_framebuffer_no_attachments must use DefaultGeometry |
| 3575 | * in the case that _HasAttachments is false |
| 3576 | */ |
| 3577 | GLuint MaxNumLayers; |
| 3578 | |
| 3579 | /** Array of all renderbuffer attachments, indexed by BUFFER_* tokens. */ |
| 3580 | struct gl_renderbuffer_attachment Attachment[BUFFER_COUNT]; |
| 3581 | |
| 3582 | /* In unextended OpenGL these vars are part of the GL_COLOR_BUFFER |
| 3583 | * attribute group and GL_PIXEL attribute group, respectively. |
| 3584 | */ |
| 3585 | GLenum16 ColorDrawBuffer[MAX_DRAW_BUFFERS8]; |
| 3586 | GLenum16 ColorReadBuffer; |
| 3587 | |
| 3588 | /* GL_ARB_sample_locations */ |
| 3589 | GLfloat *SampleLocationTable; /**< If NULL, no table has been specified */ |
| 3590 | GLboolean ProgrammableSampleLocations; |
| 3591 | GLboolean SampleLocationPixelGrid; |
| 3592 | |
| 3593 | /** Computed from ColorDraw/ReadBuffer above */ |
| 3594 | GLuint _NumColorDrawBuffers; |
| 3595 | gl_buffer_index _ColorDrawBufferIndexes[MAX_DRAW_BUFFERS8]; |
| 3596 | gl_buffer_index _ColorReadBufferIndex; |
| 3597 | struct gl_renderbuffer *_ColorDrawBuffers[MAX_DRAW_BUFFERS8]; |
| 3598 | struct gl_renderbuffer *_ColorReadBuffer; |
| 3599 | |
| 3600 | /* GL_MESA_framebuffer_flip_y */ |
| 3601 | bool_Bool FlipY; |
| 3602 | |
| 3603 | /** Delete this framebuffer */ |
| 3604 | void (*Delete)(struct gl_framebuffer *fb); |
| 3605 | }; |
| 3606 | |
| 3607 | |
| 3608 | /** |
| 3609 | * Precision info for shader datatypes. See glGetShaderPrecisionFormat(). |
| 3610 | */ |
| 3611 | struct gl_precision |
| 3612 | { |
| 3613 | GLushort RangeMin; /**< min value exponent */ |
| 3614 | GLushort RangeMax; /**< max value exponent */ |
| 3615 | GLushort Precision; /**< number of mantissa bits */ |
| 3616 | }; |
| 3617 | |
| 3618 | |
| 3619 | /** |
| 3620 | * Limits for vertex, geometry and fragment programs/shaders. |
| 3621 | */ |
| 3622 | struct gl_program_constants |
| 3623 | { |
| 3624 | /* logical limits */ |
| 3625 | GLuint MaxInstructions; |
| 3626 | GLuint MaxAluInstructions; |
| 3627 | GLuint MaxTexInstructions; |
| 3628 | GLuint MaxTexIndirections; |
| 3629 | GLuint MaxAttribs; |
| 3630 | GLuint MaxTemps; |
| 3631 | GLuint MaxAddressRegs; |
| 3632 | GLuint MaxAddressOffset; /**< [-MaxAddressOffset, MaxAddressOffset-1] */ |
| 3633 | GLuint MaxParameters; |
| 3634 | GLuint MaxLocalParams; |
| 3635 | GLuint MaxEnvParams; |
| 3636 | /* native/hardware limits */ |
| 3637 | GLuint MaxNativeInstructions; |
| 3638 | GLuint MaxNativeAluInstructions; |
| 3639 | GLuint MaxNativeTexInstructions; |
| 3640 | GLuint MaxNativeTexIndirections; |
| 3641 | GLuint MaxNativeAttribs; |
| 3642 | GLuint MaxNativeTemps; |
| 3643 | GLuint MaxNativeAddressRegs; |
| 3644 | GLuint MaxNativeParameters; |
| 3645 | /* For shaders */ |
| 3646 | GLuint MaxUniformComponents; /**< Usually == MaxParameters * 4 */ |
| 3647 | |
| 3648 | /** |
| 3649 | * \name Per-stage input / output limits |
| 3650 | * |
| 3651 | * Previous to OpenGL 3.2, the intrastage data limits were advertised with |
| 3652 | * a single value: GL_MAX_VARYING_COMPONENTS (GL_MAX_VARYING_VECTORS in |
| 3653 | * ES). This is stored as \c gl_constants::MaxVarying. |
| 3654 | * |
| 3655 | * Starting with OpenGL 3.2, the limits are advertised with per-stage |
| 3656 | * variables. Each stage as a certain number of outputs that it can feed |
| 3657 | * to the next stage and a certain number inputs that it can consume from |
| 3658 | * the previous stage. |
| 3659 | * |
| 3660 | * Vertex shader inputs do not participate this in this accounting. |
| 3661 | * These are tracked exclusively by \c gl_program_constants::MaxAttribs. |
| 3662 | * |
| 3663 | * Fragment shader outputs do not participate this in this accounting. |
| 3664 | * These are tracked exclusively by \c gl_constants::MaxDrawBuffers. |
| 3665 | */ |
| 3666 | /*@{*/ |
| 3667 | GLuint MaxInputComponents; |
| 3668 | GLuint MaxOutputComponents; |
| 3669 | /*@}*/ |
| 3670 | |
| 3671 | /* ES 2.0 and GL_ARB_ES2_compatibility */ |
| 3672 | struct gl_precision LowFloat, MediumFloat, HighFloat; |
| 3673 | struct gl_precision LowInt, MediumInt, HighInt; |
| 3674 | /* GL_ARB_uniform_buffer_object */ |
| 3675 | GLuint MaxUniformBlocks; |
| 3676 | uint64_t MaxCombinedUniformComponents; |
| 3677 | GLuint MaxTextureImageUnits; |
| 3678 | |
| 3679 | /* GL_ARB_shader_atomic_counters */ |
| 3680 | GLuint MaxAtomicBuffers; |
| 3681 | GLuint MaxAtomicCounters; |
| 3682 | |
| 3683 | /* GL_ARB_shader_image_load_store */ |
| 3684 | GLuint MaxImageUniforms; |
| 3685 | |
| 3686 | /* GL_ARB_shader_storage_buffer_object */ |
| 3687 | GLuint MaxShaderStorageBlocks; |
| 3688 | }; |
| 3689 | |
| 3690 | /** |
| 3691 | * Constants which may be overridden by device driver during context creation |
| 3692 | * but are never changed after that. |
| 3693 | */ |
| 3694 | struct gl_constants |
Excessive padding in 'struct gl_constants' (32 padding bytes, where 0 is optimal). Optimal fields order: MaxServerWaitTimeout, MaxElementIndex, dri_config_options_sha1, SpirVExtensions, VendorOverride, ShaderCompilerOptions, Program, MaxTextureMbytes, MaxTextureSize, Max3DTextureLevels, MaxCubeTextureLevels, MaxArrayTextureLayers, MaxTextureRectSize, MaxTextureCoordUnits, MaxCombinedTextureImageUnits, MaxTextureUnits, MaxTextureMaxAnisotropy, MaxTextureLodBias, MaxTextureBufferSize, TextureBufferOffsetAlignment, MaxArrayLockSize, SubPixelBits, MinPointSize, MaxPointSize, MinPointSizeAA, MaxPointSizeAA, PointSizeGranularity, MinLineWidth, MaxLineWidth, MinLineWidthAA, MaxLineWidthAA, LineWidthGranularity, MaxClipPlanes, MaxLights, MaxShininess, MaxSpotExponent, MaxViewportWidth, MaxViewportHeight, MaxViewports, ViewportSubpixelBits, MaxWindowRectangles, MaxProgramMatrices, MaxProgramMatrixStackDepth, MaxDrawBuffers, MaxColorAttachments, MaxRenderbufferSize, MaxSamples, MaxFramebufferWidth, MaxFramebufferHeight, MaxFramebufferLayers, MaxFramebufferSamples, MaxVarying, MaxCombinedUniformBlocks, MaxUniformBufferBindings, MaxUniformBlockSize, UniformBufferOffsetAlignment, MaxCombinedShaderStorageBlocks, MaxShaderStorageBufferBindings, MaxShaderStorageBlockSize, ShaderStorageBufferOffsetAlignment, MaxUserAssignableUniformLocations, MaxGeometryOutputVertices, MaxGeometryTotalOutputComponents, MaxGeometryShaderInvocations, GLSLVersion, GLSLVersionCompat, ForceGLSLVersion, UniformBooleanTrue, ContextFlags, ProfileMask, MaxVertexAttribStride, MaxTransformFeedbackBuffers, MaxTransformFeedbackSeparateComponents, MaxTransformFeedbackInterleavedComponents, MaxVertexStreams, MinProgramTexelOffset, MaxProgramTexelOffset, MinProgramTextureGatherOffset, MaxProgramTextureGatherOffset, MaxProgramTextureGatherComponents, MaxDualSourceDrawBuffers, MinMapBufferAlignment, MaxColorTextureSamples, MaxDepthTextureSamples, MaxIntegerSamples, MaxColorFramebufferSamples, MaxColorFramebufferStorageSamples, MaxDepthStencilFramebufferSamples, NumSupportedMultisampleModes, MaxAtomicBufferBindings, MaxAtomicBufferSize, MaxCombinedAtomicBuffers, MaxCombinedAtomicCounters, MaxVertexAttribRelativeOffset, MaxVertexAttribBindings, MaxImageUnits, MaxCombinedShaderOutputResources, MaxImageSamples, MaxCombinedImageUniforms, MaxComputeWorkGroupInvocations, MaxComputeSharedMemorySize, MaxComputeVariableGroupInvocations, MinFragmentInterpolationOffset, MaxFragmentInterpolationOffset, MaxPatchVertices, MaxTessGenLevel, MaxTessPatchComponents, MaxTessControlTotalOutputComponents, SparseBufferPageSize, NumProgramBinaryFormats, MaxSubpixelPrecisionBiasBits, ConservativeRasterDilateGranularity, glBeginEndBufferSize, ViewportBounds, ConservativeRasterDilateRange, MaxComputeWorkGroupCount, MaxComputeWorkGroupSize, MaxComputeVariableGroupSize, QueryCounterBits, SupportedMultisampleModes, LayerAndVPIndexProvokingVertex, ResetStrategy, ContextReleaseBehavior, ForceGLSLExtensionsWarn, AllowGLSLExtensionDirectiveMidShader, AllowGLSLBuiltinConstantExpression, AllowGLSLRelaxedES, AllowGLSLBuiltinVariableRedeclaration, AllowGLSLCrossStageInterpolationMismatch, AllowHigherCompatVersion, AllowLayoutQualifiersOnFunctionParameters, ForceGLSLAbsSqrt, GLSLZeroInit, ForceIntegerTexNearest, NativeIntegers, VertexID_is_zero_based, QuadsFollowProvokingVertexConvention, RobustAccess, StripTextureBorder, GLSLSkipStrictMaxUniformLimitCheck, GLSLFragCoordIsSysVal, GLSLPointCoordIsSysVal, GLSLFrontFacingIsSysVal, GLSLOptimizeConservatively, GLSLLowerConstArrays, GLSLTessLevelsAsInputs, AlwaysUseGetTransformFeedbackVertexCount, DisableVaryingPacking, DisableTransformFeedbackPacking, UseSTD430AsDefaultPacking, GenerateTemporaryNames, DisableGLSLLineContinuations, FakeSWMSAA, LowerTessLevel, PrimitiveRestartForPatches, LowerCsDerivedVariables, NoPrimitiveBoundingBoxOutput, AllowMappedBuffersDuringExecution, BufferCreateMapUnsynchronizedThreadSafe, PackedDriverUniformStorage, UseNIRGLSLLinker, BitmapUsesRed, VertexBufferOffsetIsInt32, MultiDrawWithUserIndices, AllowDrawOutOfOrder, SpirVCapabilities, consider reordering the fields or adding explicit padding members | |
| 3695 | { |
| 3696 | GLuint MaxTextureMbytes; /**< Max memory per image, in MB */ |
| 3697 | GLuint MaxTextureSize; /**< Max 1D/2D texture size, in pixels*/ |
| 3698 | GLuint Max3DTextureLevels; /**< Max mipmap levels for 3D textures */ |
| 3699 | GLuint MaxCubeTextureLevels; /**< Max mipmap levels for cube textures */ |
| 3700 | GLuint MaxArrayTextureLayers; /**< Max layers in array textures */ |
| 3701 | GLuint MaxTextureRectSize; /**< Max rectangle texture size, in pixes */ |
| 3702 | GLuint MaxTextureCoordUnits; |
| 3703 | GLuint MaxCombinedTextureImageUnits; |
| 3704 | GLuint MaxTextureUnits; /**< = MIN(CoordUnits, FragmentProgram.ImageUnits) */ |
| 3705 | GLfloat MaxTextureMaxAnisotropy; /**< GL_EXT_texture_filter_anisotropic */ |
| 3706 | GLfloat MaxTextureLodBias; /**< GL_EXT_texture_lod_bias */ |
| 3707 | GLuint MaxTextureBufferSize; /**< GL_ARB_texture_buffer_object */ |
| 3708 | |
| 3709 | GLuint TextureBufferOffsetAlignment; /**< GL_ARB_texture_buffer_range */ |
| 3710 | |
| 3711 | GLuint MaxArrayLockSize; |
| 3712 | |
| 3713 | GLint SubPixelBits; |
| 3714 | |
| 3715 | GLfloat MinPointSize, MaxPointSize; /**< aliased */ |
| 3716 | GLfloat MinPointSizeAA, MaxPointSizeAA; /**< antialiased */ |
| 3717 | GLfloat PointSizeGranularity; |
| 3718 | GLfloat MinLineWidth, MaxLineWidth; /**< aliased */ |
| 3719 | GLfloat MinLineWidthAA, MaxLineWidthAA; /**< antialiased */ |
| 3720 | GLfloat LineWidthGranularity; |
| 3721 | |
| 3722 | GLuint MaxClipPlanes; |
| 3723 | GLuint MaxLights; |
| 3724 | GLfloat MaxShininess; /**< GL_NV_light_max_exponent */ |
| 3725 | GLfloat MaxSpotExponent; /**< GL_NV_light_max_exponent */ |
| 3726 | |
| 3727 | GLuint MaxViewportWidth, MaxViewportHeight; |
| 3728 | GLuint MaxViewports; /**< GL_ARB_viewport_array */ |
| 3729 | GLuint ViewportSubpixelBits; /**< GL_ARB_viewport_array */ |
| 3730 | struct { |
| 3731 | GLfloat Min; |
| 3732 | GLfloat Max; |
| 3733 | } ViewportBounds; /**< GL_ARB_viewport_array */ |
| 3734 | GLuint MaxWindowRectangles; /**< GL_EXT_window_rectangles */ |
| 3735 | |
| 3736 | struct gl_program_constants Program[MESA_SHADER_STAGES(MESA_SHADER_COMPUTE + 1)]; |
| 3737 | GLuint MaxProgramMatrices; |
| 3738 | GLuint MaxProgramMatrixStackDepth; |
| 3739 | |
| 3740 | struct { |
| 3741 | GLuint SamplesPassed; |
| 3742 | GLuint TimeElapsed; |
| 3743 | GLuint Timestamp; |
| 3744 | GLuint PrimitivesGenerated; |
| 3745 | GLuint PrimitivesWritten; |
| 3746 | GLuint VerticesSubmitted; |
| 3747 | GLuint PrimitivesSubmitted; |
| 3748 | GLuint VsInvocations; |
| 3749 | GLuint TessPatches; |
| 3750 | GLuint TessInvocations; |
| 3751 | GLuint GsInvocations; |
| 3752 | GLuint GsPrimitives; |
| 3753 | GLuint FsInvocations; |
| 3754 | GLuint ComputeInvocations; |
| 3755 | GLuint ClInPrimitives; |
| 3756 | GLuint ClOutPrimitives; |
| 3757 | } QueryCounterBits; |
| 3758 | |
| 3759 | GLuint MaxDrawBuffers; /**< GL_ARB_draw_buffers */ |
| 3760 | |
| 3761 | GLuint MaxColorAttachments; /**< GL_EXT_framebuffer_object */ |
| 3762 | GLuint MaxRenderbufferSize; /**< GL_EXT_framebuffer_object */ |
| 3763 | GLuint MaxSamples; /**< GL_ARB_framebuffer_object */ |
| 3764 | |
| 3765 | /** |
| 3766 | * GL_ARB_framebuffer_no_attachments |
| 3767 | */ |
| 3768 | GLuint MaxFramebufferWidth; |
| 3769 | GLuint MaxFramebufferHeight; |
| 3770 | GLuint MaxFramebufferLayers; |
| 3771 | GLuint MaxFramebufferSamples; |
| 3772 | |
| 3773 | /** Number of varying vectors between any two shader stages. */ |
| 3774 | GLuint MaxVarying; |
| 3775 | |
| 3776 | /** @{ |
| 3777 | * GL_ARB_uniform_buffer_object |
| 3778 | */ |
| 3779 | GLuint MaxCombinedUniformBlocks; |
| 3780 | GLuint MaxUniformBufferBindings; |
| 3781 | GLuint MaxUniformBlockSize; |
| 3782 | GLuint UniformBufferOffsetAlignment; |
| 3783 | /** @} */ |
| 3784 | |
| 3785 | /** @{ |
| 3786 | * GL_ARB_shader_storage_buffer_object |
| 3787 | */ |
| 3788 | GLuint MaxCombinedShaderStorageBlocks; |
| 3789 | GLuint MaxShaderStorageBufferBindings; |
| 3790 | GLuint MaxShaderStorageBlockSize; |
| 3791 | GLuint ShaderStorageBufferOffsetAlignment; |
| 3792 | /** @} */ |
| 3793 | |
| 3794 | /** |
| 3795 | * GL_ARB_explicit_uniform_location |
| 3796 | */ |
| 3797 | GLuint MaxUserAssignableUniformLocations; |
| 3798 | |
| 3799 | /** geometry shader */ |
| 3800 | GLuint MaxGeometryOutputVertices; |
| 3801 | GLuint MaxGeometryTotalOutputComponents; |
| 3802 | GLuint MaxGeometryShaderInvocations; |
| 3803 | |
| 3804 | GLuint GLSLVersion; /**< Desktop GLSL version supported (ex: 120 = 1.20) */ |
| 3805 | GLuint GLSLVersionCompat; /**< Desktop compat GLSL version supported */ |
| 3806 | |
| 3807 | /** |
| 3808 | * Changes default GLSL extension behavior from "error" to "warn". It's out |
| 3809 | * of spec, but it can make some apps work that otherwise wouldn't. |
| 3810 | */ |
| 3811 | GLboolean ForceGLSLExtensionsWarn; |
| 3812 | |
| 3813 | /** |
| 3814 | * If non-zero, forces GLSL shaders to behave as if they began |
| 3815 | * with "#version ForceGLSLVersion". |
| 3816 | */ |
| 3817 | GLuint ForceGLSLVersion; |
| 3818 | |
| 3819 | /** |
| 3820 | * Allow GLSL #extension directives in the middle of shaders. |
| 3821 | */ |
| 3822 | GLboolean AllowGLSLExtensionDirectiveMidShader; |
| 3823 | |
| 3824 | /** |
| 3825 | * Allow builtins as part of constant expressions. This was not allowed |
| 3826 | * until GLSL 1.20 this allows it everywhere. |
| 3827 | */ |
| 3828 | GLboolean AllowGLSLBuiltinConstantExpression; |
| 3829 | |
| 3830 | /** |
| 3831 | * Allow some relaxation of GLSL ES shader restrictions. This encompasses |
| 3832 | * a number of relaxations to the ES shader rules. |
| 3833 | */ |
| 3834 | GLboolean AllowGLSLRelaxedES; |
| 3835 | |
| 3836 | /** |
| 3837 | * Allow GLSL built-in variables to be redeclared verbatim |
| 3838 | */ |
| 3839 | GLboolean AllowGLSLBuiltinVariableRedeclaration; |
| 3840 | |
| 3841 | /** |
| 3842 | * Allow GLSL interpolation qualifier mismatch across shader stages. |
| 3843 | */ |
| 3844 | GLboolean AllowGLSLCrossStageInterpolationMismatch; |
| 3845 | |
| 3846 | /** |
| 3847 | * Allow creating a higher compat profile (version 3.1+) for apps that |
| 3848 | * request it. Be careful when adding that driconf option because some |
| 3849 | * features are unimplemented and might not work correctly. |
| 3850 | */ |
| 3851 | GLboolean AllowHigherCompatVersion; |
| 3852 | |
| 3853 | /** |
| 3854 | * Allow layout qualifiers on function parameters. |
| 3855 | */ |
| 3856 | GLboolean AllowLayoutQualifiersOnFunctionParameters; |
| 3857 | |
| 3858 | /** |
| 3859 | * Force computing the absolute value for sqrt() and inversesqrt() to follow |
| 3860 | * D3D9 when apps rely on this behaviour. |
| 3861 | */ |
| 3862 | GLboolean ForceGLSLAbsSqrt; |
| 3863 | |
| 3864 | /** |
| 3865 | * Force uninitialized variables to default to zero. |
| 3866 | */ |
| 3867 | GLboolean GLSLZeroInit; |
| 3868 | |
| 3869 | /** |
| 3870 | * Treat integer textures using GL_LINEAR filters as GL_NEAREST. |
| 3871 | */ |
| 3872 | GLboolean ForceIntegerTexNearest; |
| 3873 | |
| 3874 | /** |
| 3875 | * Does the driver support real 32-bit integers? (Otherwise, integers are |
| 3876 | * simulated via floats.) |
| 3877 | */ |
| 3878 | GLboolean NativeIntegers; |
| 3879 | |
| 3880 | /** |
| 3881 | * Does VertexID count from zero or from base vertex? |
| 3882 | * |
| 3883 | * \note |
| 3884 | * If desktop GLSL 1.30 or GLSL ES 3.00 are not supported, this field is |
| 3885 | * ignored and need not be set. |
| 3886 | */ |
| 3887 | bool_Bool VertexID_is_zero_based; |
| 3888 | |
| 3889 | /** |
| 3890 | * If the driver supports real 32-bit integers, what integer value should be |
| 3891 | * used for boolean true in uniform uploads? (Usually 1 or ~0.) |
| 3892 | */ |
| 3893 | GLuint UniformBooleanTrue; |
| 3894 | |
| 3895 | /** |
| 3896 | * Maximum amount of time, measured in nanseconds, that the server can wait. |
| 3897 | */ |
| 3898 | GLuint64 MaxServerWaitTimeout; |
| 3899 | |
| 3900 | /** GL_EXT_provoking_vertex */ |
| 3901 | GLboolean QuadsFollowProvokingVertexConvention; |
| 3902 | |
| 3903 | /** GL_ARB_viewport_array */ |
| 3904 | GLenum16 LayerAndVPIndexProvokingVertex; |
| 3905 | |
| 3906 | /** OpenGL version 3.0 */ |
| 3907 | GLbitfield ContextFlags; /**< Ex: GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT */ |
| 3908 | |
| 3909 | /** OpenGL version 3.2 */ |
| 3910 | GLbitfield ProfileMask; /**< Mask of CONTEXT_x_PROFILE_BIT */ |
| 3911 | |
| 3912 | /** OpenGL version 4.4 */ |
| 3913 | GLuint MaxVertexAttribStride; |
| 3914 | |
| 3915 | /** GL_EXT_transform_feedback */ |
| 3916 | GLuint MaxTransformFeedbackBuffers; |
| 3917 | GLuint MaxTransformFeedbackSeparateComponents; |
| 3918 | GLuint MaxTransformFeedbackInterleavedComponents; |
| 3919 | GLuint MaxVertexStreams; |
| 3920 | |
| 3921 | /** GL_EXT_gpu_shader4 */ |
| 3922 | GLint MinProgramTexelOffset, MaxProgramTexelOffset; |
| 3923 | |
| 3924 | /** GL_ARB_texture_gather */ |
| 3925 | GLuint MinProgramTextureGatherOffset; |
| 3926 | GLuint MaxProgramTextureGatherOffset; |
| 3927 | GLuint MaxProgramTextureGatherComponents; |
| 3928 | |
| 3929 | /* GL_ARB_robustness */ |
| 3930 | GLenum16 ResetStrategy; |
| 3931 | |
| 3932 | /* GL_KHR_robustness */ |
| 3933 | GLboolean RobustAccess; |
| 3934 | |
| 3935 | /* GL_ARB_blend_func_extended */ |
| 3936 | GLuint MaxDualSourceDrawBuffers; |
| 3937 | |
| 3938 | /** |
| 3939 | * Whether the implementation strips out and ignores texture borders. |
| 3940 | * |
| 3941 | * Many GPU hardware implementations don't support rendering with texture |
| 3942 | * borders and mipmapped textures. (Note: not static border color, but the |
| 3943 | * old 1-pixel border around each edge). Implementations then have to do |
| 3944 | * slow fallbacks to be correct, or just ignore the border and be fast but |
| 3945 | * wrong. Setting the flag strips the border off of TexImage calls, |
| 3946 | * providing "fast but wrong" at significantly reduced driver complexity. |
| 3947 | * |
| 3948 | * Texture borders are deprecated in GL 3.0. |
| 3949 | **/ |
| 3950 | GLboolean StripTextureBorder; |
| 3951 | |
| 3952 | /** |
| 3953 | * For drivers which can do a better job at eliminating unused uniforms |
| 3954 | * than the GLSL compiler. |
| 3955 | * |
| 3956 | * XXX Remove these as soon as a better solution is available. |
| 3957 | */ |
| 3958 | GLboolean GLSLSkipStrictMaxUniformLimitCheck; |
| 3959 | |
| 3960 | /** |
| 3961 | * Whether gl_FragCoord, gl_PointCoord and gl_FrontFacing |
| 3962 | * are system values. |
| 3963 | **/ |
| 3964 | bool_Bool GLSLFragCoordIsSysVal; |
| 3965 | bool_Bool GLSLPointCoordIsSysVal; |
| 3966 | bool_Bool GLSLFrontFacingIsSysVal; |
| 3967 | |
| 3968 | /** |
| 3969 | * Run the minimum amount of GLSL optimizations to be able to link |
| 3970 | * shaders optimally (eliminate dead varyings and uniforms) and just do |
| 3971 | * all the necessary lowering. |
| 3972 | */ |
| 3973 | bool_Bool GLSLOptimizeConservatively; |
| 3974 | |
| 3975 | /** |
| 3976 | * Whether to call lower_const_arrays_to_uniforms() during linking. |
| 3977 | */ |
| 3978 | bool_Bool GLSLLowerConstArrays; |
| 3979 | |
| 3980 | /** |
| 3981 | * True if gl_TessLevelInner/Outer[] in the TES should be inputs |
| 3982 | * (otherwise, they're system values). |
| 3983 | */ |
| 3984 | bool_Bool GLSLTessLevelsAsInputs; |
| 3985 | |
| 3986 | /** |
| 3987 | * Always use the GetTransformFeedbackVertexCount() driver hook, rather |
| 3988 | * than passing the transform feedback object to the drawing function. |
| 3989 | */ |
| 3990 | GLboolean AlwaysUseGetTransformFeedbackVertexCount; |
| 3991 | |
| 3992 | /** GL_ARB_map_buffer_alignment */ |
| 3993 | GLuint MinMapBufferAlignment; |
| 3994 | |
| 3995 | /** |
| 3996 | * Disable varying packing. This is out of spec, but potentially useful |
| 3997 | * for older platforms that supports a limited number of texture |
| 3998 | * indirections--on these platforms, unpacking the varyings in the fragment |
| 3999 | * shader increases the number of texture indirections by 1, which might |
| 4000 | * make some shaders not executable at all. |
| 4001 | * |
| 4002 | * Drivers that support transform feedback must set this value to GL_FALSE. |
| 4003 | */ |
| 4004 | GLboolean DisableVaryingPacking; |
| 4005 | |
| 4006 | /** |
| 4007 | * Disable varying packing if used for transform feedback. This is needed |
| 4008 | * for some drivers (e.g. Panfrost) where transform feedback requires |
| 4009 | * unpacked varyings. |
| 4010 | * |
| 4011 | * This variable is mutually exlusive with DisableVaryingPacking. |
| 4012 | */ |
| 4013 | GLboolean DisableTransformFeedbackPacking; |
| 4014 | |
| 4015 | /** |
| 4016 | * UBOs and SSBOs can be packed tightly by the OpenGL implementation when |
| 4017 | * layout is set as shared (the default) or packed. However most Mesa drivers |
| 4018 | * just use STD140 for these layouts. This flag allows drivers to use STD430 |
| 4019 | * for packed and shared layouts which allows arrays to be packed more |
| 4020 | * tightly. |
| 4021 | */ |
| 4022 | bool_Bool UseSTD430AsDefaultPacking; |
| 4023 | |
| 4024 | /** |
| 4025 | * Should meaningful names be generated for compiler temporary variables? |
| 4026 | * |
| 4027 | * Generally, it is not useful to have the compiler generate "meaningful" |
| 4028 | * names for temporary variables that it creates. This can, however, be a |
| 4029 | * useful debugging aid. In Mesa debug builds or release builds when |
| 4030 | * MESA_GLSL is set at run-time, meaningful names will be generated. |
| 4031 | * Drivers can also force names to be generated by setting this field. |
| 4032 | * For example, the i965 driver may set it when INTEL_DEBUG=vs (to dump |
| 4033 | * vertex shader assembly) is set at run-time. |
| 4034 | */ |
| 4035 | bool_Bool GenerateTemporaryNames; |
| 4036 | |
| 4037 | /* |
| 4038 | * Maximum value supported for an index in DrawElements and friends. |
| 4039 | * |
| 4040 | * This must be at least (1ull<<24)-1. The default value is |
| 4041 | * (1ull<<32)-1. |
| 4042 | * |
| 4043 | * \since ES 3.0 or GL_ARB_ES3_compatibility |
| 4044 | * \sa _mesa_init_constants |
| 4045 | */ |
| 4046 | GLuint64 MaxElementIndex; |
| 4047 | |
| 4048 | /** |
| 4049 | * Disable interpretation of line continuations (lines ending with a |
| 4050 | * backslash character ('\') in GLSL source. |
| 4051 | */ |
| 4052 | GLboolean DisableGLSLLineContinuations; |
| 4053 | |
| 4054 | /** GL_ARB_texture_multisample */ |
| 4055 | GLint MaxColorTextureSamples; |
| 4056 | GLint MaxDepthTextureSamples; |
| 4057 | GLint MaxIntegerSamples; |
| 4058 | |
| 4059 | /** GL_AMD_framebuffer_multisample_advanced */ |
| 4060 | GLint MaxColorFramebufferSamples; |
| 4061 | GLint MaxColorFramebufferStorageSamples; |
| 4062 | GLint MaxDepthStencilFramebufferSamples; |
| 4063 | |
| 4064 | /* An array of supported MSAA modes allowing different sample |
| 4065 | * counts per attachment type. |
| 4066 | */ |
| 4067 | struct { |
| 4068 | GLint NumColorSamples; |
| 4069 | GLint NumColorStorageSamples; |
| 4070 | GLint NumDepthStencilSamples; |
| 4071 | } SupportedMultisampleModes[40]; |
| 4072 | GLint NumSupportedMultisampleModes; |
| 4073 | |
| 4074 | /** GL_ARB_shader_atomic_counters */ |
| 4075 | GLuint MaxAtomicBufferBindings; |
| 4076 | GLuint MaxAtomicBufferSize; |
| 4077 | GLuint MaxCombinedAtomicBuffers; |
| 4078 | GLuint MaxCombinedAtomicCounters; |
| 4079 | |
| 4080 | /** GL_ARB_vertex_attrib_binding */ |
| 4081 | GLint MaxVertexAttribRelativeOffset; |
| 4082 | GLint MaxVertexAttribBindings; |
| 4083 | |
| 4084 | /* GL_ARB_shader_image_load_store */ |
| 4085 | GLuint MaxImageUnits; |
| 4086 | GLuint MaxCombinedShaderOutputResources; |
| 4087 | GLuint MaxImageSamples; |
| 4088 | GLuint MaxCombinedImageUniforms; |
| 4089 | |
| 4090 | /** GL_ARB_compute_shader */ |
| 4091 | GLuint MaxComputeWorkGroupCount[3]; /* Array of x, y, z dimensions */ |
| 4092 | GLuint MaxComputeWorkGroupSize[3]; /* Array of x, y, z dimensions */ |
| 4093 | GLuint MaxComputeWorkGroupInvocations; |
| 4094 | GLuint MaxComputeSharedMemorySize; |
| 4095 | |
| 4096 | /** GL_ARB_compute_variable_group_size */ |
| 4097 | GLuint MaxComputeVariableGroupSize[3]; /* Array of x, y, z dimensions */ |
| 4098 | GLuint MaxComputeVariableGroupInvocations; |
| 4099 | |
| 4100 | /** GL_ARB_gpu_shader5 */ |
| 4101 | GLfloat MinFragmentInterpolationOffset; |
| 4102 | GLfloat MaxFragmentInterpolationOffset; |
| 4103 | |
| 4104 | GLboolean FakeSWMSAA; |
| 4105 | |
| 4106 | /** GL_KHR_context_flush_control */ |
| 4107 | GLenum16 ContextReleaseBehavior; |
| 4108 | |
| 4109 | struct gl_shader_compiler_options ShaderCompilerOptions[MESA_SHADER_STAGES(MESA_SHADER_COMPUTE + 1)]; |
| 4110 | |
| 4111 | /** GL_ARB_tessellation_shader */ |
| 4112 | GLuint MaxPatchVertices; |
| 4113 | GLuint MaxTessGenLevel; |
| 4114 | GLuint MaxTessPatchComponents; |
| 4115 | GLuint MaxTessControlTotalOutputComponents; |
| 4116 | bool_Bool LowerTessLevel; /**< Lower gl_TessLevel* from float[n] to vecn? */ |
| 4117 | bool_Bool PrimitiveRestartForPatches; |
| 4118 | bool_Bool LowerCsDerivedVariables; /**< Lower gl_GlobalInvocationID and |
| 4119 | * gl_LocalInvocationIndex based on |
| 4120 | * other builtin variables. */ |
| 4121 | |
| 4122 | /** GL_OES_primitive_bounding_box */ |
| 4123 | bool_Bool NoPrimitiveBoundingBoxOutput; |
| 4124 | |
| 4125 | /** GL_ARB_sparse_buffer */ |
| 4126 | GLuint SparseBufferPageSize; |
| 4127 | |
| 4128 | /** Used as an input for sha1 generation in the on-disk shader cache */ |
| 4129 | unsigned char *dri_config_options_sha1; |
| 4130 | |
| 4131 | /** When drivers are OK with mapped buffers during draw and other calls. */ |
| 4132 | bool_Bool AllowMappedBuffersDuringExecution; |
| 4133 | |
| 4134 | /** |
| 4135 | * Whether buffer creation, unsynchronized mapping, unmapping, and |
| 4136 | * deletion is thread-safe. |
| 4137 | */ |
| 4138 | bool_Bool BufferCreateMapUnsynchronizedThreadSafe; |
| 4139 | |
| 4140 | /** GL_ARB_get_program_binary */ |
| 4141 | GLuint NumProgramBinaryFormats; |
| 4142 | |
| 4143 | /** GL_NV_conservative_raster */ |
| 4144 | GLuint MaxSubpixelPrecisionBiasBits; |
| 4145 | |
| 4146 | /** GL_NV_conservative_raster_dilate */ |
| 4147 | GLfloat ConservativeRasterDilateRange[2]; |
| 4148 | GLfloat ConservativeRasterDilateGranularity; |
| 4149 | |
| 4150 | /** Is the drivers uniform storage packed or padded to 16 bytes. */ |
| 4151 | bool_Bool PackedDriverUniformStorage; |
| 4152 | |
| 4153 | /** Does the driver make use of the NIR based GLSL linker */ |
| 4154 | bool_Bool UseNIRGLSLLinker; |
| 4155 | |
| 4156 | /** Wether or not glBitmap uses red textures rather than alpha */ |
| 4157 | bool_Bool BitmapUsesRed; |
| 4158 | |
| 4159 | /** Whether the vertex buffer offset is a signed 32-bit integer. */ |
| 4160 | bool_Bool VertexBufferOffsetIsInt32; |
| 4161 | |
| 4162 | /** Whether the driver can handle MultiDrawElements with non-VBO indices. */ |
| 4163 | bool_Bool MultiDrawWithUserIndices; |
| 4164 | |
| 4165 | /** Whether out-of-order draw (Begin/End) optimizations are allowed. */ |
| 4166 | bool_Bool AllowDrawOutOfOrder; |
| 4167 | |
| 4168 | /** GL_ARB_gl_spirv */ |
| 4169 | struct spirv_supported_capabilities SpirVCapabilities; |
| 4170 | |
| 4171 | /** GL_ARB_spirv_extensions */ |
| 4172 | struct spirv_supported_extensions *SpirVExtensions; |
| 4173 | |
| 4174 | char *VendorOverride; |
| 4175 | |
| 4176 | /** Buffer size used to upload vertices from glBegin/glEnd. */ |
| 4177 | unsigned glBeginEndBufferSize; |
| 4178 | }; |
| 4179 | |
| 4180 | |
| 4181 | /** |
| 4182 | * Enable flag for each OpenGL extension. Different device drivers will |
| 4183 | * enable different extensions at runtime. |
| 4184 | */ |
| 4185 | struct gl_extensions |
| 4186 | { |
| 4187 | GLboolean dummy; /* don't remove this! */ |
| 4188 | GLboolean dummy_true; /* Set true by _mesa_init_extensions(). */ |
| 4189 | GLboolean dummy_false; /* Set false by _mesa_init_extensions(). */ |
| 4190 | GLboolean ANGLE_texture_compression_dxt; |
| 4191 | GLboolean ARB_ES2_compatibility; |
| 4192 | GLboolean ARB_ES3_compatibility; |
| 4193 | GLboolean ARB_ES3_1_compatibility; |
| 4194 | GLboolean ARB_ES3_2_compatibility; |
| 4195 | GLboolean ARB_arrays_of_arrays; |
| 4196 | GLboolean ARB_base_instance; |
| 4197 | GLboolean ARB_bindless_texture; |
| 4198 | GLboolean ARB_blend_func_extended; |
| 4199 | GLboolean ARB_buffer_storage; |
| 4200 | GLboolean ARB_clear_texture; |
| 4201 | GLboolean ARB_clip_control; |
| 4202 | GLboolean ARB_color_buffer_float; |
| 4203 | GLboolean ARB_compatibility; |
| 4204 | GLboolean ARB_compute_shader; |
| 4205 | GLboolean ARB_compute_variable_group_size; |
| 4206 | GLboolean ARB_conditional_render_inverted; |
| 4207 | GLboolean ARB_conservative_depth; |
| 4208 | GLboolean ARB_copy_image; |
| 4209 | GLboolean ARB_cull_distance; |
| 4210 | GLboolean ARB_depth_buffer_float; |
| 4211 | GLboolean ARB_depth_clamp; |
| 4212 | GLboolean ARB_depth_texture; |
| 4213 | GLboolean ARB_derivative_control; |
| 4214 | GLboolean ARB_draw_buffers_blend; |
| 4215 | GLboolean ARB_draw_elements_base_vertex; |
| 4216 | GLboolean ARB_draw_indirect; |
| 4217 | GLboolean ARB_draw_instanced; |
| 4218 | GLboolean ARB_fragment_coord_conventions; |
| 4219 | GLboolean ARB_fragment_layer_viewport; |
| 4220 | GLboolean ARB_fragment_program; |
| 4221 | GLboolean ARB_fragment_program_shadow; |
| 4222 | GLboolean ARB_fragment_shader; |
| 4223 | GLboolean ARB_framebuffer_no_attachments; |
| 4224 | GLboolean ARB_framebuffer_object; |
| 4225 | GLboolean ARB_fragment_shader_interlock; |
| 4226 | GLboolean ARB_enhanced_layouts; |
| 4227 | GLboolean ARB_explicit_attrib_location; |
| 4228 | GLboolean ARB_explicit_uniform_location; |
| 4229 | GLboolean ARB_gl_spirv; |
| 4230 | GLboolean ARB_gpu_shader5; |
| 4231 | GLboolean ARB_gpu_shader_fp64; |
| 4232 | GLboolean ARB_gpu_shader_int64; |
| 4233 | GLboolean ARB_half_float_vertex; |
| 4234 | GLboolean ARB_indirect_parameters; |
| 4235 | GLboolean ARB_instanced_arrays; |
| 4236 | GLboolean ARB_internalformat_query; |
| 4237 | GLboolean ARB_internalformat_query2; |
| 4238 | GLboolean ARB_map_buffer_range; |
| 4239 | GLboolean ARB_occlusion_query; |
| 4240 | GLboolean ARB_occlusion_query2; |
| 4241 | GLboolean ARB_pipeline_statistics_query; |
| 4242 | GLboolean ARB_point_sprite; |
| 4243 | GLboolean ARB_polygon_offset_clamp; |
| 4244 | GLboolean ARB_post_depth_coverage; |
| 4245 | GLboolean ARB_query_buffer_object; |
| 4246 | GLboolean ARB_robust_buffer_access_behavior; |
| 4247 | GLboolean ARB_sample_locations; |
| 4248 | GLboolean ARB_sample_shading; |
| 4249 | GLboolean ARB_seamless_cube_map; |
| 4250 | GLboolean ARB_shader_atomic_counter_ops; |
| 4251 | GLboolean ARB_shader_atomic_counters; |
| 4252 | GLboolean ARB_shader_ballot; |
| 4253 | GLboolean ARB_shader_bit_encoding; |
| 4254 | GLboolean ARB_shader_clock; |
| 4255 | GLboolean ARB_shader_draw_parameters; |
| 4256 | GLboolean ARB_shader_group_vote; |
| 4257 | GLboolean ARB_shader_image_load_store; |
| 4258 | GLboolean ARB_shader_image_size; |
| 4259 | GLboolean ARB_shader_precision; |
| 4260 | GLboolean ARB_shader_stencil_export; |
| 4261 | GLboolean ARB_shader_storage_buffer_object; |
| 4262 | GLboolean ARB_shader_texture_image_samples; |
| 4263 | GLboolean ARB_shader_texture_lod; |
| 4264 | GLboolean ARB_shader_viewport_layer_array; |
| 4265 | GLboolean ARB_shading_language_packing; |
| 4266 | GLboolean ARB_shading_language_420pack; |
| 4267 | GLboolean ARB_shadow; |
| 4268 | GLboolean ARB_sparse_buffer; |
| 4269 | GLboolean ARB_stencil_texturing; |
| 4270 | GLboolean ARB_spirv_extensions; |
| 4271 | GLboolean ARB_sync; |
| 4272 | GLboolean ARB_tessellation_shader; |
| 4273 | GLboolean ARB_texture_border_clamp; |
| 4274 | GLboolean ARB_texture_buffer_object; |
| 4275 | GLboolean ARB_texture_buffer_object_rgb32; |
| 4276 | GLboolean ARB_texture_buffer_range; |
| 4277 | GLboolean ARB_texture_compression_bptc; |
| 4278 | GLboolean ARB_texture_compression_rgtc; |
| 4279 | GLboolean ARB_texture_cube_map; |
| 4280 | GLboolean ARB_texture_cube_map_array; |
| 4281 | GLboolean ARB_texture_env_combine; |
| 4282 | GLboolean ARB_texture_env_crossbar; |
| 4283 | GLboolean ARB_texture_env_dot3; |
| 4284 | GLboolean ARB_texture_filter_anisotropic; |
| 4285 | GLboolean ARB_texture_float; |
| 4286 | GLboolean ARB_texture_gather; |
| 4287 | GLboolean ARB_texture_mirror_clamp_to_edge; |
| 4288 | GLboolean ARB_texture_multisample; |
| 4289 | GLboolean ARB_texture_non_power_of_two; |
| 4290 | GLboolean ARB_texture_stencil8; |
| 4291 | GLboolean ARB_texture_query_levels; |
| 4292 | GLboolean ARB_texture_query_lod; |
| 4293 | GLboolean ARB_texture_rg; |
| 4294 | GLboolean ARB_texture_rgb10_a2ui; |
| 4295 | GLboolean ARB_texture_view; |
| 4296 | GLboolean ARB_timer_query; |
| 4297 | GLboolean ARB_transform_feedback2; |
| 4298 | GLboolean ARB_transform_feedback3; |
| 4299 | GLboolean ARB_transform_feedback_instanced; |
| 4300 | GLboolean ARB_transform_feedback_overflow_query; |
| 4301 | GLboolean ARB_uniform_buffer_object; |
| 4302 | GLboolean ARB_vertex_attrib_64bit; |
| 4303 | GLboolean ARB_vertex_program; |
| 4304 | GLboolean ARB_vertex_shader; |
| 4305 | GLboolean ARB_vertex_type_10f_11f_11f_rev; |
| 4306 | GLboolean ARB_vertex_type_2_10_10_10_rev; |
| 4307 | GLboolean ARB_viewport_array; |
| 4308 | GLboolean EXT_blend_color; |
| 4309 | GLboolean EXT_blend_equation_separate; |
| 4310 | GLboolean EXT_blend_func_separate; |
| 4311 | GLboolean EXT_blend_minmax; |
| 4312 | GLboolean EXT_demote_to_helper_invocation; |
| 4313 | GLboolean EXT_depth_bounds_test; |
| 4314 | GLboolean EXT_disjoint_timer_query; |
| 4315 | GLboolean EXT_draw_buffers2; |
| 4316 | GLboolean EXT_EGL_image_storage; |
| 4317 | GLboolean EXT_float_blend; |
| 4318 | GLboolean EXT_framebuffer_multisample; |
| 4319 | GLboolean EXT_framebuffer_multisample_blit_scaled; |
| 4320 | GLboolean EXT_framebuffer_sRGB; |
| 4321 | GLboolean EXT_gpu_program_parameters; |
| 4322 | GLboolean EXT_gpu_shader4; |
| 4323 | GLboolean EXT_memory_object; |
| 4324 | GLboolean EXT_memory_object_fd; |
| 4325 | GLboolean EXT_multisampled_render_to_texture; |
| 4326 | GLboolean EXT_packed_float; |
| 4327 | GLboolean EXT_pixel_buffer_object; |
| 4328 | GLboolean EXT_point_parameters; |
| 4329 | GLboolean EXT_provoking_vertex; |
| 4330 | GLboolean EXT_render_snorm; |
| 4331 | GLboolean EXT_semaphore; |
| 4332 | GLboolean EXT_semaphore_fd; |
| 4333 | GLboolean EXT_shader_image_load_formatted; |
| 4334 | GLboolean EXT_shader_image_load_store; |
| 4335 | GLboolean EXT_shader_integer_mix; |
| 4336 | GLboolean EXT_shader_samples_identical; |
| 4337 | GLboolean EXT_sRGB; |
| 4338 | GLboolean EXT_stencil_two_side; |
| 4339 | GLboolean EXT_texture_array; |
| 4340 | GLboolean EXT_texture_buffer_object; |
| 4341 | GLboolean EXT_texture_compression_latc; |
| 4342 | GLboolean EXT_texture_compression_s3tc; |
| 4343 | GLboolean EXT_texture_compression_s3tc_srgb; |
| 4344 | GLboolean EXT_texture_env_dot3; |
| 4345 | GLboolean EXT_texture_filter_anisotropic; |
| 4346 | GLboolean EXT_texture_integer; |
| 4347 | GLboolean EXT_texture_mirror_clamp; |
| 4348 | GLboolean EXT_texture_norm16; |
| 4349 | GLboolean EXT_texture_shadow_lod; |
| 4350 | GLboolean EXT_texture_shared_exponent; |
| 4351 | GLboolean EXT_texture_snorm; |
| 4352 | GLboolean EXT_texture_sRGB; |
| 4353 | GLboolean EXT_texture_sRGB_R8; |
| 4354 | GLboolean EXT_texture_sRGB_decode; |
| 4355 | GLboolean EXT_texture_swizzle; |
| 4356 | GLboolean EXT_texture_type_2_10_10_10_REV; |
| 4357 | GLboolean EXT_transform_feedback; |
| 4358 | GLboolean EXT_timer_query; |
| 4359 | GLboolean EXT_vertex_array_bgra; |
| 4360 | GLboolean EXT_window_rectangles; |
| 4361 | GLboolean OES_copy_image; |
| 4362 | GLboolean OES_primitive_bounding_box; |
| 4363 | GLboolean OES_sample_variables; |
| 4364 | GLboolean OES_standard_derivatives; |
| 4365 | GLboolean OES_texture_buffer; |
| 4366 | GLboolean OES_texture_cube_map_array; |
| 4367 | GLboolean OES_texture_view; |
| 4368 | GLboolean OES_viewport_array; |
| 4369 | /* vendor extensions */ |
| 4370 | GLboolean AMD_compressed_ATC_texture; |
| 4371 | GLboolean AMD_framebuffer_multisample_advanced; |
| 4372 | GLboolean AMD_depth_clamp_separate; |
| 4373 | GLboolean AMD_performance_monitor; |
| 4374 | GLboolean AMD_pinned_memory; |
| 4375 | GLboolean AMD_seamless_cubemap_per_texture; |
| 4376 | GLboolean AMD_vertex_shader_layer; |
| 4377 | GLboolean AMD_vertex_shader_viewport_index; |
| 4378 | GLboolean ANDROID_extension_pack_es31a; |
| 4379 | GLboolean APPLE_object_purgeable; |
| 4380 | GLboolean ATI_meminfo; |
| 4381 | GLboolean ATI_texture_compression_3dc; |
| 4382 | GLboolean ATI_texture_mirror_once; |
| 4383 | GLboolean ATI_texture_env_combine3; |
| 4384 | GLboolean ATI_fragment_shader; |
| 4385 | GLboolean GREMEDY_string_marker; |
| 4386 | GLboolean INTEL_blackhole_render; |
| 4387 | GLboolean INTEL_conservative_rasterization; |
| 4388 | GLboolean INTEL_performance_query; |
| 4389 | GLboolean INTEL_shader_atomic_float_minmax; |
| 4390 | GLboolean INTEL_shader_integer_functions2; |
| 4391 | GLboolean KHR_blend_equation_advanced; |
| 4392 | GLboolean KHR_blend_equation_advanced_coherent; |
| 4393 | GLboolean KHR_robustness; |
| 4394 | GLboolean KHR_texture_compression_astc_hdr; |
| 4395 | GLboolean KHR_texture_compression_astc_ldr; |
| 4396 | GLboolean KHR_texture_compression_astc_sliced_3d; |
| 4397 | GLboolean MESA_framebuffer_flip_y; |
| 4398 | GLboolean MESA_tile_raster_order; |
| 4399 | GLboolean MESA_pack_invert; |
| 4400 | GLboolean EXT_shader_framebuffer_fetch; |
| 4401 | GLboolean EXT_shader_framebuffer_fetch_non_coherent; |
| 4402 | GLboolean MESA_shader_integer_functions; |
| 4403 | GLboolean MESA_ycbcr_texture; |
| 4404 | GLboolean NV_alpha_to_coverage_dither_control; |
| 4405 | GLboolean NV_compute_shader_derivatives; |
| 4406 | GLboolean NV_conditional_render; |
| 4407 | GLboolean NV_copy_image; |
| 4408 | GLboolean NV_fill_rectangle; |
| 4409 | GLboolean NV_fog_distance; |
| 4410 | GLboolean NV_point_sprite; |
| 4411 | GLboolean NV_primitive_restart; |
| 4412 | GLboolean NV_shader_atomic_float; |
| 4413 | GLboolean NV_texture_barrier; |
| 4414 | GLboolean NV_texture_env_combine4; |
| 4415 | GLboolean NV_texture_rectangle; |
| 4416 | GLboolean NV_vdpau_interop; |
| 4417 | GLboolean NV_conservative_raster; |
| 4418 | GLboolean NV_conservative_raster_dilate; |
| 4419 | GLboolean NV_conservative_raster_pre_snap_triangles; |
| 4420 | GLboolean NV_conservative_raster_pre_snap; |
| 4421 | GLboolean NV_viewport_array2; |
| 4422 | GLboolean NV_viewport_swizzle; |
| 4423 | GLboolean NVX_gpu_memory_info; |
| 4424 | GLboolean TDFX_texture_compression_FXT1; |
| 4425 | GLboolean OES_EGL_image; |
| 4426 | GLboolean OES_draw_texture; |
| 4427 | GLboolean OES_depth_texture_cube_map; |
| 4428 | GLboolean OES_EGL_image_external; |
| 4429 | GLboolean OES_texture_float; |
| 4430 | GLboolean OES_texture_float_linear; |
| 4431 | GLboolean OES_texture_half_float; |
| 4432 | GLboolean OES_texture_half_float_linear; |
| 4433 | GLboolean OES_compressed_ETC1_RGB8_texture; |
| 4434 | GLboolean OES_geometry_shader; |
| 4435 | GLboolean OES_texture_compression_astc; |
| 4436 | GLboolean extension_sentinel; |
| 4437 | /** The extension string */ |
| 4438 | const GLubyte *String; |
| 4439 | /** Number of supported extensions */ |
| 4440 | GLuint Count; |
| 4441 | /** |
| 4442 | * The context version which extension helper functions compare against. |
| 4443 | * By default, the value is equal to ctx->Version. This changes to ~0 |
| 4444 | * while meta is in progress. |
| 4445 | */ |
| 4446 | GLubyte Version; |
| 4447 | }; |
| 4448 | |
| 4449 | |
| 4450 | /** |
| 4451 | * A stack of matrices (projection, modelview, color, texture, etc). |
| 4452 | */ |
| 4453 | struct gl_matrix_stack |
| 4454 | { |
| 4455 | GLmatrix *Top; /**< points into Stack */ |
| 4456 | GLmatrix *Stack; /**< array [MaxDepth] of GLmatrix */ |
| 4457 | unsigned StackSize; /**< Number of elements in Stack */ |
| 4458 | GLuint Depth; /**< 0 <= Depth < MaxDepth */ |
| 4459 | GLuint MaxDepth; /**< size of Stack[] array */ |
| 4460 | GLuint DirtyFlag; /**< _NEW_MODELVIEW or _NEW_PROJECTION, for example */ |
| 4461 | }; |
| 4462 | |
| 4463 | |
| 4464 | /** |
| 4465 | * \name Bits for image transfer operations |
| 4466 | * \sa __struct gl_contextRec::ImageTransferState. |
| 4467 | */ |
| 4468 | /*@{*/ |
| 4469 | #define IMAGE_SCALE_BIAS_BIT0x1 0x1 |
| 4470 | #define IMAGE_SHIFT_OFFSET_BIT0x2 0x2 |
| 4471 | #define IMAGE_MAP_COLOR_BIT0x4 0x4 |
| 4472 | #define IMAGE_CLAMP_BIT0x800 0x800 |
| 4473 | |
| 4474 | |
| 4475 | /** Pixel Transfer ops */ |
| 4476 | #define IMAGE_BITS(0x1 | 0x2 | 0x4) (IMAGE_SCALE_BIAS_BIT0x1 | \ |
| 4477 | IMAGE_SHIFT_OFFSET_BIT0x2 | \ |
| 4478 | IMAGE_MAP_COLOR_BIT0x4) |
| 4479 | |
| 4480 | |
| 4481 | /** |
| 4482 | * \name Bits to indicate what state has changed. |
| 4483 | */ |
| 4484 | /*@{*/ |
| 4485 | #define _NEW_MODELVIEW(1u << 0) (1u << 0) /**< gl_context::ModelView */ |
| 4486 | #define _NEW_PROJECTION(1u << 1) (1u << 1) /**< gl_context::Projection */ |
| 4487 | #define _NEW_TEXTURE_MATRIX(1u << 2) (1u << 2) /**< gl_context::TextureMatrix */ |
| 4488 | #define _NEW_COLOR(1u << 3) (1u << 3) /**< gl_context::Color */ |
| 4489 | #define _NEW_DEPTH(1u << 4) (1u << 4) /**< gl_context::Depth */ |
| 4490 | /* gap */ |
| 4491 | #define _NEW_FOG(1u << 6) (1u << 6) /**< gl_context::Fog */ |
| 4492 | #define _NEW_HINT(1u << 7) (1u << 7) /**< gl_context::Hint */ |
| 4493 | #define _NEW_LIGHT(1u << 8) (1u << 8) /**< gl_context::Light */ |
| 4494 | #define _NEW_LINE(1u << 9) (1u << 9) /**< gl_context::Line */ |
| 4495 | #define _NEW_PIXEL(1u << 10) (1u << 10) /**< gl_context::Pixel */ |
| 4496 | #define _NEW_POINT(1u << 11) (1u << 11) /**< gl_context::Point */ |
| 4497 | #define _NEW_POLYGON(1u << 12) (1u << 12) /**< gl_context::Polygon */ |
| 4498 | #define _NEW_POLYGONSTIPPLE(1u << 13) (1u << 13) /**< gl_context::PolygonStipple */ |
| 4499 | #define _NEW_SCISSOR(1u << 14) (1u << 14) /**< gl_context::Scissor */ |
| 4500 | #define _NEW_STENCIL(1u << 15) (1u << 15) /**< gl_context::Stencil */ |
| 4501 | #define _NEW_TEXTURE_OBJECT(1u << 16) (1u << 16) /**< gl_context::Texture (bindings only) */ |
| 4502 | #define _NEW_TRANSFORM(1u << 17) (1u << 17) /**< gl_context::Transform */ |
| 4503 | #define _NEW_VIEWPORT(1u << 18) (1u << 18) /**< gl_context::Viewport */ |
| 4504 | #define _NEW_TEXTURE_STATE(1u << 19) (1u << 19) /**< gl_context::Texture (states only) */ |
| 4505 | /* gap */ |
| 4506 | #define _NEW_RENDERMODE(1u << 21) (1u << 21) /**< gl_context::RenderMode, etc */ |
| 4507 | #define _NEW_BUFFERS(1u << 22) (1u << 22) /**< gl_context::Visual, DrawBuffer, */ |
| 4508 | #define _NEW_CURRENT_ATTRIB(1u << 23) (1u << 23) /**< gl_context::Current */ |
| 4509 | #define _NEW_MULTISAMPLE(1u << 24) (1u << 24) /**< gl_context::Multisample */ |
| 4510 | #define _NEW_TRACK_MATRIX(1u << 25) (1u << 25) /**< gl_context::VertexProgram */ |
| 4511 | #define _NEW_PROGRAM(1u << 26) (1u << 26) /**< New program/shader state */ |
| 4512 | #define _NEW_PROGRAM_CONSTANTS(1u << 27) (1u << 27) |
| 4513 | /* gap */ |
| 4514 | #define _NEW_FRAG_CLAMP(1u << 29) (1u << 29) |
| 4515 | /* gap, re-use for core Mesa state only; use ctx->DriverFlags otherwise */ |
| 4516 | #define _NEW_VARYING_VP_INPUTS(1u << 31) (1u << 31) /**< gl_context::varying_vp_inputs */ |
| 4517 | #define _NEW_ALL~0 ~0 |
| 4518 | /*@}*/ |
| 4519 | |
| 4520 | |
| 4521 | /** |
| 4522 | * Composite state flags |
| 4523 | */ |
| 4524 | /*@{*/ |
| 4525 | #define _NEW_TEXTURE((1u << 16) | (1u << 19)) (_NEW_TEXTURE_OBJECT(1u << 16) | _NEW_TEXTURE_STATE(1u << 19)) |
| 4526 | |
| 4527 | #define _MESA_NEW_NEED_EYE_COORDS((1u << 8) | (1u << 19) | (1u << 11) | (1u << 26) | (1u << 0)) (_NEW_LIGHT(1u << 8) | \ |
| 4528 | _NEW_TEXTURE_STATE(1u << 19) | \ |
| 4529 | _NEW_POINT(1u << 11) | \ |
| 4530 | _NEW_PROGRAM(1u << 26) | \ |
| 4531 | _NEW_MODELVIEW(1u << 0)) |
| 4532 | |
| 4533 | #define _MESA_NEW_SEPARATE_SPECULAR((1u << 8) | (1u << 6) | (1u << 26)) (_NEW_LIGHT(1u << 8) | \ |
| 4534 | _NEW_FOG(1u << 6) | \ |
| 4535 | _NEW_PROGRAM(1u << 26)) |
| 4536 | |
| 4537 | |
| 4538 | /*@}*/ |
| 4539 | |
| 4540 | |
| 4541 | |
| 4542 | |
| 4543 | /* This has to be included here. */ |
| 4544 | #include "dd.h" |
| 4545 | |
| 4546 | |
| 4547 | /** Opaque declaration of display list payload data type */ |
| 4548 | union gl_dlist_node; |
| 4549 | |
| 4550 | |
| 4551 | /** |
| 4552 | * Per-display list information. |
| 4553 | */ |
| 4554 | struct gl_display_list |
| 4555 | { |
| 4556 | GLuint Name; |
| 4557 | GLbitfield Flags; /**< DLIST_x flags */ |
| 4558 | GLchar *Label; /**< GL_KHR_debug */ |
| 4559 | /** The dlist commands are in a linked list of nodes */ |
| 4560 | union gl_dlist_node *Head; |
| 4561 | }; |
| 4562 | |
| 4563 | |
| 4564 | /** |
| 4565 | * State used during display list compilation and execution. |
| 4566 | */ |
| 4567 | struct gl_dlist_state |
| 4568 | { |
| 4569 | struct gl_display_list *CurrentList; /**< List currently being compiled */ |
| 4570 | union gl_dlist_node *CurrentBlock; /**< Pointer to current block of nodes */ |
| 4571 | GLuint CurrentPos; /**< Index into current block of nodes */ |
| 4572 | GLuint CallDepth; /**< Current recursion calling depth */ |
| 4573 | |
| 4574 | GLvertexformat ListVtxfmt; |
| 4575 | |
| 4576 | GLubyte ActiveAttribSize[VERT_ATTRIB_MAX]; |
| 4577 | uint32_t CurrentAttrib[VERT_ATTRIB_MAX][8]; |
| 4578 | |
| 4579 | GLubyte ActiveMaterialSize[MAT_ATTRIB_MAX12]; |
| 4580 | GLfloat CurrentMaterial[MAT_ATTRIB_MAX12][4]; |
| 4581 | |
| 4582 | struct { |
| 4583 | /* State known to have been set by the currently-compiling display |
| 4584 | * list. Used to eliminate some redundant state changes. |
| 4585 | */ |
| 4586 | GLenum16 ShadeModel; |
| 4587 | } Current; |
| 4588 | }; |
| 4589 | |
| 4590 | /** |
| 4591 | * Driver-specific state flags. |
| 4592 | * |
| 4593 | * These are or'd with gl_context::NewDriverState to notify a driver about |
| 4594 | * a state change. The driver sets the flags at context creation and |
| 4595 | * the meaning of the bits set is opaque to core Mesa. |
| 4596 | */ |
| 4597 | struct gl_driver_flags |
| 4598 | { |
| 4599 | /** gl_context::Array::_DrawArrays (vertex array state) */ |
| 4600 | uint64_t NewArray; |
| 4601 | |
| 4602 | /** gl_context::TransformFeedback::CurrentObject */ |
| 4603 | uint64_t NewTransformFeedback; |
| 4604 | |
| 4605 | /** gl_context::TransformFeedback::CurrentObject::shader_program */ |
| 4606 | uint64_t NewTransformFeedbackProg; |
| 4607 | |
| 4608 | /** gl_context::RasterDiscard */ |
| 4609 | uint64_t NewRasterizerDiscard; |
| 4610 | |
| 4611 | /** gl_context::TileRasterOrder* */ |
| 4612 | uint64_t NewTileRasterOrder; |
| 4613 | |
| 4614 | /** |
| 4615 | * gl_context::UniformBufferBindings |
| 4616 | * gl_shader_program::UniformBlocks |
| 4617 | */ |
| 4618 | uint64_t NewUniformBuffer; |
| 4619 | |
| 4620 | /** |
| 4621 | * gl_context::ShaderStorageBufferBindings |
| 4622 | * gl_shader_program::ShaderStorageBlocks |
| 4623 | */ |
| 4624 | uint64_t NewShaderStorageBuffer; |
| 4625 | |
| 4626 | uint64_t NewTextureBuffer; |
| 4627 | |
| 4628 | /** |
| 4629 | * gl_context::AtomicBufferBindings |
| 4630 | */ |
| 4631 | uint64_t NewAtomicBuffer; |
| 4632 | |
| 4633 | /** |
| 4634 | * gl_context::ImageUnits |
| 4635 | */ |
| 4636 | uint64_t NewImageUnits; |
| 4637 | |
| 4638 | /** |
| 4639 | * gl_context::TessCtrlProgram::patch_default_* |
| 4640 | */ |
| 4641 | uint64_t NewDefaultTessLevels; |
| 4642 | |
| 4643 | /** |
| 4644 | * gl_context::IntelConservativeRasterization |
| 4645 | */ |
| 4646 | uint64_t NewIntelConservativeRasterization; |
| 4647 | |
| 4648 | /** |
| 4649 | * gl_context::NvConservativeRasterization |
| 4650 | */ |
| 4651 | uint64_t NewNvConservativeRasterization; |
| 4652 | |
| 4653 | /** |
| 4654 | * gl_context::ConservativeRasterMode/ConservativeRasterDilate |
| 4655 | * gl_context::SubpixelPrecisionBias |
| 4656 | */ |
| 4657 | uint64_t NewNvConservativeRasterizationParams; |
| 4658 | |
| 4659 | /** |
| 4660 | * gl_context::Scissor::WindowRects |
| 4661 | */ |
| 4662 | uint64_t NewWindowRectangles; |
| 4663 | |
| 4664 | /** gl_context::Color::sRGBEnabled */ |
| 4665 | uint64_t NewFramebufferSRGB; |
| 4666 | |
| 4667 | /** gl_context::Scissor::EnableFlags */ |
| 4668 | uint64_t NewScissorTest; |
| 4669 | |
| 4670 | /** gl_context::Scissor::ScissorArray */ |
| 4671 | uint64_t NewScissorRect; |
| 4672 | |
| 4673 | /** gl_context::Color::Alpha* */ |
| 4674 | uint64_t NewAlphaTest; |
| 4675 | |
| 4676 | /** gl_context::Color::Blend/Dither */ |
| 4677 | uint64_t NewBlend; |
| 4678 | |
| 4679 | /** gl_context::Color::BlendColor */ |
| 4680 | uint64_t NewBlendColor; |
| 4681 | |
| 4682 | /** gl_context::Color::Color/Index */ |
| 4683 | uint64_t NewColorMask; |
| 4684 | |
| 4685 | /** gl_context::Depth */ |
| 4686 | uint64_t NewDepth; |
| 4687 | |
| 4688 | /** gl_context::Color::LogicOp/ColorLogicOp/IndexLogicOp */ |
| 4689 | uint64_t NewLogicOp; |
| 4690 | |
| 4691 | /** gl_context::Multisample::Enabled */ |
| 4692 | uint64_t NewMultisampleEnable; |
| 4693 | |
| 4694 | /** gl_context::Multisample::SampleAlphaTo* */ |
| 4695 | uint64_t NewSampleAlphaToXEnable; |
| 4696 | |
| 4697 | /** gl_context::Multisample::SampleCoverage/SampleMaskValue */ |
| 4698 | uint64_t NewSampleMask; |
| 4699 | |
| 4700 | /** gl_context::Multisample::(Min)SampleShading */ |
| 4701 | uint64_t NewSampleShading; |
| 4702 | |
| 4703 | /** gl_context::Stencil */ |
| 4704 | uint64_t NewStencil; |
| 4705 | |
| 4706 | /** gl_context::Transform::ClipOrigin/ClipDepthMode */ |
| 4707 | uint64_t NewClipControl; |
| 4708 | |
| 4709 | /** gl_context::Transform::EyeUserPlane */ |
| 4710 | uint64_t NewClipPlane; |
| 4711 | |
| 4712 | /** gl_context::Transform::ClipPlanesEnabled */ |
| 4713 | uint64_t NewClipPlaneEnable; |
| 4714 | |
| 4715 | /** gl_context::Transform::DepthClamp */ |
| 4716 | uint64_t NewDepthClamp; |
| 4717 | |
| 4718 | /** gl_context::Line */ |
| 4719 | uint64_t NewLineState; |
| 4720 | |
| 4721 | /** gl_context::Polygon */ |
| 4722 | uint64_t NewPolygonState; |
| 4723 | |
| 4724 | /** gl_context::PolygonStipple */ |
| 4725 | uint64_t NewPolygonStipple; |
| 4726 | |
| 4727 | /** gl_context::ViewportArray */ |
| 4728 | uint64_t NewViewport; |
| 4729 | |
| 4730 | /** Shader constants (uniforms, program parameters, state constants) */ |
| 4731 | uint64_t NewShaderConstants[MESA_SHADER_STAGES(MESA_SHADER_COMPUTE + 1)]; |
| 4732 | |
| 4733 | /** Programmable sample location state for gl_context::DrawBuffer */ |
| 4734 | uint64_t NewSampleLocations; |
| 4735 | }; |
| 4736 | |
| 4737 | struct gl_buffer_binding |
| 4738 | { |
| 4739 | struct gl_buffer_object *BufferObject; |
| 4740 | /** Start of uniform block data in the buffer */ |
| 4741 | GLintptr Offset; |
| 4742 | /** Size of data allowed to be referenced from the buffer (in bytes) */ |
| 4743 | GLsizeiptr Size; |
| 4744 | /** |
| 4745 | * glBindBufferBase() indicates that the Size should be ignored and only |
| 4746 | * limited by the current size of the BufferObject. |
| 4747 | */ |
| 4748 | GLboolean AutomaticSize; |
| 4749 | }; |
| 4750 | |
| 4751 | /** |
| 4752 | * ARB_shader_image_load_store image unit. |
| 4753 | */ |
| 4754 | struct gl_image_unit |
| 4755 | { |
| 4756 | /** |
| 4757 | * Texture object bound to this unit. |
| 4758 | */ |
| 4759 | struct gl_texture_object *TexObj; |
| 4760 | |
| 4761 | /** |
| 4762 | * Level of the texture object bound to this unit. |
| 4763 | */ |
| 4764 | GLubyte Level; |
| 4765 | |
| 4766 | /** |
| 4767 | * \c GL_TRUE if the whole level is bound as an array of layers, \c |
| 4768 | * GL_FALSE if only some specific layer of the texture is bound. |
| 4769 | * \sa Layer |
| 4770 | */ |
| 4771 | GLboolean Layered; |
| 4772 | |
| 4773 | /** |
| 4774 | * Layer of the texture object bound to this unit as specified by the |
| 4775 | * application. |
| 4776 | */ |
| 4777 | GLushort Layer; |
| 4778 | |
| 4779 | /** |
| 4780 | * Layer of the texture object bound to this unit, or zero if |
| 4781 | * Layered == false. |
| 4782 | */ |
| 4783 | GLushort _Layer; |
| 4784 | |
| 4785 | /** |
| 4786 | * Access allowed to this texture image. Either \c GL_READ_ONLY, |
| 4787 | * \c GL_WRITE_ONLY or \c GL_READ_WRITE. |
| 4788 | */ |
| 4789 | GLenum16 Access; |
| 4790 | |
| 4791 | /** |
| 4792 | * GL internal format that determines the interpretation of the |
| 4793 | * image memory when shader image operations are performed through |
| 4794 | * this unit. |
| 4795 | */ |
| 4796 | GLenum16 Format; |
| 4797 | |
| 4798 | /** |
| 4799 | * Mesa format corresponding to \c Format. |
| 4800 | */ |
| 4801 | mesa_format _ActualFormat:16; |
| 4802 | }; |
| 4803 | |
| 4804 | /** |
| 4805 | * Shader subroutines storage |
| 4806 | */ |
| 4807 | struct gl_subroutine_index_binding |
| 4808 | { |
| 4809 | GLuint NumIndex; |
| 4810 | GLuint *IndexPtr; |
| 4811 | }; |
| 4812 | |
| 4813 | struct gl_texture_handle_object |
| 4814 | { |
| 4815 | struct gl_texture_object *texObj; |
| 4816 | struct gl_sampler_object *sampObj; |
| 4817 | GLuint64 handle; |
| 4818 | }; |
| 4819 | |
| 4820 | struct gl_image_handle_object |
| 4821 | { |
| 4822 | struct gl_image_unit imgObj; |
| 4823 | GLuint64 handle; |
| 4824 | }; |
| 4825 | |
| 4826 | struct gl_memory_object |
| 4827 | { |
| 4828 | GLuint Name; /**< hash table ID/name */ |
| 4829 | GLboolean Immutable; /**< denotes mutability state of parameters */ |
| 4830 | GLboolean Dedicated; /**< import memory from a dedicated allocation */ |
| 4831 | }; |
| 4832 | |
| 4833 | struct gl_semaphore_object |
| 4834 | { |
| 4835 | GLuint Name; /**< hash table ID/name */ |
| 4836 | }; |
| 4837 | |
| 4838 | /** |
| 4839 | * Mesa rendering context. |
| 4840 | * |
| 4841 | * This is the central context data structure for Mesa. Almost all |
| 4842 | * OpenGL state is contained in this structure. |
| 4843 | * Think of this as a base class from which device drivers will derive |
| 4844 | * sub classes. |
| 4845 | */ |
| 4846 | struct gl_context |
| 4847 | { |
| 4848 | /** State possibly shared with other contexts in the address space */ |
| 4849 | struct gl_shared_state *Shared; |
| 4850 | |
| 4851 | /** \name API function pointer tables */ |
| 4852 | /*@{*/ |
| 4853 | gl_api API; |
| 4854 | |
| 4855 | /** |
| 4856 | * The current dispatch table for non-displaylist-saving execution, either |
| 4857 | * BeginEnd or OutsideBeginEnd |
| 4858 | */ |
| 4859 | struct _glapi_table *Exec; |
| 4860 | /** |
| 4861 | * The normal dispatch table for non-displaylist-saving, non-begin/end |
| 4862 | */ |
| 4863 | struct _glapi_table *OutsideBeginEnd; |
| 4864 | /** The dispatch table used between glNewList() and glEndList() */ |
| 4865 | struct _glapi_table *Save; |
| 4866 | /** |
| 4867 | * The dispatch table used between glBegin() and glEnd() (outside of a |
| 4868 | * display list). Only valid functions between those two are set, which is |
| 4869 | * mostly just the set in a GLvertexformat struct. |
| 4870 | */ |
| 4871 | struct _glapi_table *BeginEnd; |
| 4872 | /** |
| 4873 | * Dispatch table for when a graphics reset has happened. |
| 4874 | */ |
| 4875 | struct _glapi_table *ContextLost; |
| 4876 | /** |
| 4877 | * Dispatch table used to marshal API calls from the client program to a |
| 4878 | * separate server thread. NULL if API calls are not being marshalled to |
| 4879 | * another thread. |
| 4880 | */ |
| 4881 | struct _glapi_table *MarshalExec; |
| 4882 | /** |
| 4883 | * Dispatch table currently in use for fielding API calls from the client |
| 4884 | * program. If API calls are being marshalled to another thread, this == |
| 4885 | * MarshalExec. Otherwise it == CurrentServerDispatch. |
| 4886 | */ |
| 4887 | struct _glapi_table *CurrentClientDispatch; |
| 4888 | |
| 4889 | /** |
| 4890 | * Dispatch table currently in use for performing API calls. == Save or |
| 4891 | * Exec. |
| 4892 | */ |
| 4893 | struct _glapi_table *CurrentServerDispatch; |
| 4894 | |
| 4895 | /*@}*/ |
| 4896 | |
| 4897 | struct glthread_state GLThread; |
| 4898 | |
| 4899 | struct gl_config Visual; |
| 4900 | struct gl_framebuffer *DrawBuffer; /**< buffer for writing */ |
| 4901 | struct gl_framebuffer *ReadBuffer; /**< buffer for reading */ |
| 4902 | struct gl_framebuffer *WinSysDrawBuffer; /**< set with MakeCurrent */ |
| 4903 | struct gl_framebuffer *WinSysReadBuffer; /**< set with MakeCurrent */ |
| 4904 | |
| 4905 | /** |
| 4906 | * Device driver function pointer table |
| 4907 | */ |
| 4908 | struct dd_function_table Driver; |
| 4909 | |
| 4910 | /** Core/Driver constants */ |
| 4911 | struct gl_constants Const; |
| 4912 | |
| 4913 | /** \name The various 4x4 matrix stacks */ |
| 4914 | /*@{*/ |
| 4915 | struct gl_matrix_stack ModelviewMatrixStack; |
| 4916 | struct gl_matrix_stack ProjectionMatrixStack; |
| 4917 | struct gl_matrix_stack TextureMatrixStack[MAX_TEXTURE_UNITS((8 > 32) ? 8 : 32)]; |
| 4918 | struct gl_matrix_stack ProgramMatrixStack[MAX_PROGRAM_MATRICES8]; |
| 4919 | struct gl_matrix_stack *CurrentStack; /**< Points to one of the above stacks */ |
| 4920 | /*@}*/ |
| 4921 | |
| 4922 | /** Combined modelview and projection matrix */ |
| 4923 | GLmatrix _ModelProjectMatrix; |
| 4924 | |
| 4925 | /** \name Display lists */ |
| 4926 | struct gl_dlist_state ListState; |
| 4927 | |
| 4928 | GLboolean ExecuteFlag; /**< Execute GL commands? */ |
| 4929 | GLboolean CompileFlag; /**< Compile GL commands into display list? */ |
| 4930 | |
| 4931 | /** Extension information */ |
| 4932 | struct gl_extensions Extensions; |
| 4933 | |
| 4934 | /** GL version integer, for example 31 for GL 3.1, or 20 for GLES 2.0. */ |
| 4935 | GLuint Version; |
| 4936 | char *VersionString; |
| 4937 | |
| 4938 | /** \name State attribute stack (for glPush/PopAttrib) */ |
| 4939 | /*@{*/ |
| 4940 | GLuint AttribStackDepth; |
| 4941 | struct gl_attrib_node *AttribStack[MAX_ATTRIB_STACK_DEPTH16]; |
| 4942 | /*@}*/ |
| 4943 | |
| 4944 | /** \name Renderer attribute groups |
| 4945 | * |
| 4946 | * We define a struct for each attribute group to make pushing and popping |
| 4947 | * attributes easy. Also it's a good organization. |
| 4948 | */ |
| 4949 | /*@{*/ |
| 4950 | struct gl_accum_attrib Accum; /**< Accum buffer attributes */ |
| 4951 | struct gl_colorbuffer_attrib Color; /**< Color buffer attributes */ |
| 4952 | struct gl_current_attrib Current; /**< Current attributes */ |
| 4953 | struct gl_depthbuffer_attrib Depth; /**< Depth buffer attributes */ |
| 4954 | struct gl_eval_attrib Eval; /**< Eval attributes */ |
| 4955 | struct gl_fog_attrib Fog; /**< Fog attributes */ |
| 4956 | struct gl_hint_attrib Hint; /**< Hint attributes */ |
| 4957 | struct gl_light_attrib Light; /**< Light attributes */ |
| 4958 | struct gl_line_attrib Line; /**< Line attributes */ |
| 4959 | struct gl_list_attrib List; /**< List attributes */ |
| 4960 | struct gl_multisample_attrib Multisample; |
| 4961 | struct gl_pixel_attrib Pixel; /**< Pixel attributes */ |
| 4962 | struct gl_point_attrib Point; /**< Point attributes */ |
| 4963 | struct gl_polygon_attrib Polygon; /**< Polygon attributes */ |
| 4964 | GLuint PolygonStipple[32]; /**< Polygon stipple */ |
| 4965 | struct gl_scissor_attrib Scissor; /**< Scissor attributes */ |
| 4966 | struct gl_stencil_attrib Stencil; /**< Stencil buffer attributes */ |
| 4967 | struct gl_texture_attrib Texture; /**< Texture attributes */ |
| 4968 | struct gl_transform_attrib Transform; /**< Transformation attributes */ |
| 4969 | struct gl_viewport_attrib ViewportArray[MAX_VIEWPORTS16]; /**< Viewport attributes */ |
| 4970 | GLuint SubpixelPrecisionBias[2]; /**< Viewport attributes */ |
| 4971 | /*@}*/ |
| 4972 | |
| 4973 | /** \name Client attribute stack */ |
| 4974 | /*@{*/ |
| 4975 | GLuint ClientAttribStackDepth; |
| 4976 | struct gl_attrib_node *ClientAttribStack[MAX_CLIENT_ATTRIB_STACK_DEPTH16]; |
| 4977 | /*@}*/ |
| 4978 | |
| 4979 | /** \name Client attribute groups */ |
| 4980 | /*@{*/ |
| 4981 | struct gl_array_attrib Array; /**< Vertex arrays */ |
| 4982 | struct gl_pixelstore_attrib Pack; /**< Pixel packing */ |
| 4983 | struct gl_pixelstore_attrib Unpack; /**< Pixel unpacking */ |
| 4984 | struct gl_pixelstore_attrib DefaultPacking; /**< Default params */ |
| 4985 | /*@}*/ |
| 4986 | |
| 4987 | /** \name Other assorted state (not pushed/popped on attribute stack) */ |
| 4988 | /*@{*/ |
| 4989 | struct gl_pixelmaps PixelMaps; |
| 4990 | |
| 4991 | struct gl_evaluators EvalMap; /**< All evaluators */ |
| 4992 | struct gl_feedback Feedback; /**< Feedback */ |
| 4993 | struct gl_selection Select; /**< Selection */ |
| 4994 | |
| 4995 | struct gl_program_state Program; /**< general program state */ |
| 4996 | struct gl_vertex_program_state VertexProgram; |
| 4997 | struct gl_fragment_program_state FragmentProgram; |
| 4998 | struct gl_geometry_program_state GeometryProgram; |
| 4999 | struct gl_compute_program_state ComputeProgram; |
| 5000 | struct gl_tess_ctrl_program_state TessCtrlProgram; |
| 5001 | struct gl_tess_eval_program_state TessEvalProgram; |
| 5002 | struct gl_ati_fragment_shader_state ATIFragmentShader; |
| 5003 | |
| 5004 | struct gl_pipeline_shader_state Pipeline; /**< GLSL pipeline shader object state */ |
| 5005 | struct gl_pipeline_object Shader; /**< GLSL shader object state */ |
| 5006 | |
| 5007 | /** |
| 5008 | * Current active shader pipeline state |
| 5009 | * |
| 5010 | * Almost all internal users want ::_Shader instead of ::Shader. The |
| 5011 | * exceptions are bits of legacy GLSL API that do not know about separate |
| 5012 | * shader objects. |
| 5013 | * |
| 5014 | * If a program is active via \c glUseProgram, this will point to |
| 5015 | * \c ::Shader. |
| 5016 | * |
| 5017 | * If a program pipeline is active via \c glBindProgramPipeline, this will |
| 5018 | * point to \c ::Pipeline.Current. |
| 5019 | * |
| 5020 | * If neither a program nor a program pipeline is active, this will point to |
| 5021 | * \c ::Pipeline.Default. This ensures that \c ::_Shader will never be |
| 5022 | * \c NULL. |
| 5023 | */ |
| 5024 | struct gl_pipeline_object *_Shader; |
| 5025 | |
| 5026 | /** |
| 5027 | * NIR containing the functions that implement software fp64 support. |
| 5028 | */ |
| 5029 | struct nir_shader *SoftFP64; |
| 5030 | |
| 5031 | struct gl_query_state Query; /**< occlusion, timer queries */ |
| 5032 | |
| 5033 | struct gl_transform_feedback_state TransformFeedback; |
| 5034 | |
| 5035 | struct gl_perf_monitor_state PerfMonitor; |
| 5036 | struct gl_perf_query_state PerfQuery; |
| 5037 | |
| 5038 | struct gl_buffer_object *DrawIndirectBuffer; /** < GL_ARB_draw_indirect */ |
| 5039 | struct gl_buffer_object *ParameterBuffer; /** < GL_ARB_indirect_parameters */ |
| 5040 | struct gl_buffer_object *DispatchIndirectBuffer; /** < GL_ARB_compute_shader */ |
| 5041 | |
| 5042 | struct gl_buffer_object *CopyReadBuffer; /**< GL_ARB_copy_buffer */ |
| 5043 | struct gl_buffer_object *CopyWriteBuffer; /**< GL_ARB_copy_buffer */ |
| 5044 | |
| 5045 | struct gl_buffer_object *QueryBuffer; /**< GL_ARB_query_buffer_object */ |
| 5046 | |
| 5047 | /** |
| 5048 | * Current GL_ARB_uniform_buffer_object binding referenced by |
| 5049 | * GL_UNIFORM_BUFFER target for glBufferData, glMapBuffer, etc. |
| 5050 | */ |
| 5051 | struct gl_buffer_object *UniformBuffer; |
| 5052 | |
| 5053 | /** |
| 5054 | * Current GL_ARB_shader_storage_buffer_object binding referenced by |
| 5055 | * GL_SHADER_STORAGE_BUFFER target for glBufferData, glMapBuffer, etc. |
| 5056 | */ |
| 5057 | struct gl_buffer_object *ShaderStorageBuffer; |
| 5058 | |
| 5059 | /** |
| 5060 | * Array of uniform buffers for GL_ARB_uniform_buffer_object and GL 3.1. |
| 5061 | * This is set up using glBindBufferRange() or glBindBufferBase(). They are |
| 5062 | * associated with uniform blocks by glUniformBlockBinding()'s state in the |
| 5063 | * shader program. |
| 5064 | */ |
| 5065 | struct gl_buffer_binding |
| 5066 | UniformBufferBindings[MAX_COMBINED_UNIFORM_BUFFERS(15 * 6)]; |
| 5067 | |
| 5068 | /** |
| 5069 | * Array of shader storage buffers for ARB_shader_storage_buffer_object |
| 5070 | * and GL 4.3. This is set up using glBindBufferRange() or |
| 5071 | * glBindBufferBase(). They are associated with shader storage blocks by |
| 5072 | * glShaderStorageBlockBinding()'s state in the shader program. |
| 5073 | */ |
| 5074 | struct gl_buffer_binding |
| 5075 | ShaderStorageBufferBindings[MAX_COMBINED_SHADER_STORAGE_BUFFERS(16 * 6)]; |
| 5076 | |
| 5077 | /** |
| 5078 | * Object currently associated with the GL_ATOMIC_COUNTER_BUFFER |
| 5079 | * target. |
| 5080 | */ |
| 5081 | struct gl_buffer_object *AtomicBuffer; |
| 5082 | |
| 5083 | /** |
| 5084 | * Object currently associated w/ the GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD |
| 5085 | * target. |
| 5086 | */ |
| 5087 | struct gl_buffer_object *ExternalVirtualMemoryBuffer; |
| 5088 | |
| 5089 | /** |
| 5090 | * Array of atomic counter buffer binding points. |
| 5091 | */ |
| 5092 | struct gl_buffer_binding |
| 5093 | AtomicBufferBindings[MAX_COMBINED_ATOMIC_BUFFERS(15 * 6)]; |
| 5094 | |
| 5095 | /** |
| 5096 | * Array of image units for ARB_shader_image_load_store. |
| 5097 | */ |
| 5098 | struct gl_image_unit ImageUnits[MAX_IMAGE_UNITS(32 * 6)]; |
| 5099 | |
| 5100 | struct gl_subroutine_index_binding SubroutineIndex[MESA_SHADER_STAGES(MESA_SHADER_COMPUTE + 1)]; |
| 5101 | /*@}*/ |
| 5102 | |
| 5103 | struct gl_meta_state *Meta; /**< for "meta" operations */ |
| 5104 | |
| 5105 | /* GL_EXT_framebuffer_object */ |
| 5106 | struct gl_renderbuffer *CurrentRenderbuffer; |
| 5107 | |
| 5108 | GLenum16 ErrorValue; /**< Last error code */ |
| 5109 | |
| 5110 | /** |
| 5111 | * Recognize and silence repeated error debug messages in buggy apps. |
| 5112 | */ |
| 5113 | const char *ErrorDebugFmtString; |
| 5114 | GLuint ErrorDebugCount; |
| 5115 | |
| 5116 | /* GL_ARB_debug_output/GL_KHR_debug */ |
| 5117 | simple_mtx_t DebugMutex; |
| 5118 | struct gl_debug_state *Debug; |
| 5119 | |
| 5120 | GLenum16 RenderMode; /**< either GL_RENDER, GL_SELECT, GL_FEEDBACK */ |
| 5121 | GLbitfield NewState; /**< bitwise-or of _NEW_* flags */ |
| 5122 | uint64_t NewDriverState; /**< bitwise-or of flags from DriverFlags */ |
| 5123 | |
| 5124 | struct gl_driver_flags DriverFlags; |
| 5125 | |
| 5126 | GLboolean ViewportInitialized; /**< has viewport size been initialized? */ |
| 5127 | GLboolean _AllowDrawOutOfOrder; |
| 5128 | |
| 5129 | GLbitfield varying_vp_inputs; /**< mask of VERT_BIT_* flags */ |
| 5130 | |
| 5131 | /** \name Derived state */ |
| 5132 | GLbitfield _ImageTransferState;/**< bitwise-or of IMAGE_*_BIT flags */ |
| 5133 | GLfloat _EyeZDir[3]; |
| 5134 | GLfloat _ModelViewInvScale; /* may be for model- or eyespace lighting */ |
| 5135 | GLfloat _ModelViewInvScaleEyespace; /* always factor defined in spec */ |
| 5136 | GLboolean _NeedEyeCoords; |
| 5137 | GLboolean _ForceEyeCoords; |
| 5138 | |
| 5139 | GLuint TextureStateTimestamp; /**< detect changes to shared state */ |
| 5140 | |
| 5141 | struct gl_list_extensions *ListExt; /**< driver dlist extensions */ |
| 5142 | |
| 5143 | /** \name For debugging/development only */ |
| 5144 | /*@{*/ |
| 5145 | GLboolean FirstTimeCurrent; |
| 5146 | /*@}*/ |
| 5147 | |
| 5148 | /** |
| 5149 | * False if this context was created without a config. This is needed |
| 5150 | * because the initial state of glDrawBuffers depends on this |
| 5151 | */ |
| 5152 | GLboolean HasConfig; |
| 5153 | |
| 5154 | GLboolean TextureFormatSupported[MESA_FORMAT_COUNTPIPE_FORMAT_COUNT]; |
| 5155 | |
| 5156 | GLboolean RasterDiscard; /**< GL_RASTERIZER_DISCARD */ |
| 5157 | GLboolean IntelConservativeRasterization; /**< GL_CONSERVATIVE_RASTERIZATION_INTEL */ |
| 5158 | GLboolean ConservativeRasterization; /**< GL_CONSERVATIVE_RASTERIZATION_NV */ |
| 5159 | GLfloat ConservativeRasterDilate; |
| 5160 | GLenum16 ConservativeRasterMode; |
| 5161 | |
| 5162 | GLboolean IntelBlackholeRender; /**< GL_INTEL_blackhole_render */ |
| 5163 | |
| 5164 | /** Does glVertexAttrib(0) alias glVertex()? */ |
| 5165 | bool_Bool _AttribZeroAliasesVertex; |
| 5166 | |
| 5167 | /** |
| 5168 | * When set, TileRasterOrderIncreasingX/Y control the order that a tiled |
| 5169 | * renderer's tiles should be excecuted, to meet the requirements of |
| 5170 | * GL_MESA_tile_raster_order. |
| 5171 | */ |
| 5172 | GLboolean TileRasterOrderFixed; |
| 5173 | GLboolean TileRasterOrderIncreasingX; |
| 5174 | GLboolean TileRasterOrderIncreasingY; |
| 5175 | |
| 5176 | /** |
| 5177 | * \name Hooks for module contexts. |
| 5178 | * |
| 5179 | * These will eventually live in the driver or elsewhere. |
| 5180 | */ |
| 5181 | /*@{*/ |
| 5182 | void *swrast_context; |
| 5183 | void *swsetup_context; |
| 5184 | void *swtnl_context; |
| 5185 | struct vbo_context *vbo_context; |
| 5186 | struct st_context *st; |
| 5187 | /*@}*/ |
| 5188 | |
| 5189 | /** |
| 5190 | * \name NV_vdpau_interop |
| 5191 | */ |
| 5192 | /*@{*/ |
| 5193 | const void *vdpDevice; |
| 5194 | const void *vdpGetProcAddress; |
| 5195 | struct set *vdpSurfaces; |
| 5196 | /*@}*/ |
| 5197 | |
| 5198 | /** |
| 5199 | * Has this context observed a GPU reset in any context in the share group? |
| 5200 | * |
| 5201 | * Once this field becomes true, it is never reset to false. |
| 5202 | */ |
| 5203 | GLboolean ShareGroupReset; |
| 5204 | |
| 5205 | /** |
| 5206 | * \name OES_primitive_bounding_box |
| 5207 | * |
| 5208 | * Stores the arguments to glPrimitiveBoundingBox |
| 5209 | */ |
| 5210 | GLfloat PrimitiveBoundingBox[8]; |
| 5211 | |
| 5212 | struct disk_cache *Cache; |
| 5213 | |
| 5214 | /** |
| 5215 | * \name GL_ARB_bindless_texture |
| 5216 | */ |
| 5217 | /*@{*/ |
| 5218 | struct hash_table_u64 *ResidentTextureHandles; |
| 5219 | struct hash_table_u64 *ResidentImageHandles; |
| 5220 | /*@}*/ |
| 5221 | |
| 5222 | bool_Bool shader_builtin_ref; |
| 5223 | }; |
| 5224 | |
| 5225 | /** |
| 5226 | * Information about memory usage. All sizes are in kilobytes. |
| 5227 | */ |
| 5228 | struct gl_memory_info |
| 5229 | { |
| 5230 | unsigned total_device_memory; /**< size of device memory, e.g. VRAM */ |
| 5231 | unsigned avail_device_memory; /**< free device memory at the moment */ |
| 5232 | unsigned total_staging_memory; /**< size of staging memory, e.g. GART */ |
| 5233 | unsigned avail_staging_memory; /**< free staging memory at the moment */ |
| 5234 | unsigned device_memory_evicted; /**< size of memory evicted (monotonic counter) */ |
| 5235 | unsigned nr_device_memory_evictions; /**< # of evictions (monotonic counter) */ |
| 5236 | }; |
| 5237 | |
| 5238 | #ifndef NDEBUG |
| 5239 | extern int MESA_VERBOSE; |
| 5240 | extern int MESA_DEBUG_FLAGS; |
| 5241 | #else |
| 5242 | # define MESA_VERBOSE 0 |
| 5243 | # define MESA_DEBUG_FLAGS 0 |
| 5244 | #endif |
| 5245 | |
| 5246 | |
| 5247 | /** The MESA_VERBOSE var is a bitmask of these flags */ |
| 5248 | enum _verbose |
| 5249 | { |
| 5250 | VERBOSE_VARRAY = 0x0001, |
| 5251 | VERBOSE_TEXTURE = 0x0002, |
| 5252 | VERBOSE_MATERIAL = 0x0004, |
| 5253 | VERBOSE_PIPELINE = 0x0008, |
| 5254 | VERBOSE_DRIVER = 0x0010, |
| 5255 | VERBOSE_STATE = 0x0020, |
| 5256 | VERBOSE_API = 0x0040, |
| 5257 | VERBOSE_DISPLAY_LIST = 0x0100, |
| 5258 | VERBOSE_LIGHTING = 0x0200, |
| 5259 | VERBOSE_PRIMS = 0x0400, |
| 5260 | VERBOSE_VERTS = 0x0800, |
| 5261 | VERBOSE_DISASSEM = 0x1000, |
| 5262 | VERBOSE_DRAW = 0x2000, |
| 5263 | VERBOSE_SWAPBUFFERS = 0x4000 |
| 5264 | }; |
| 5265 | |
| 5266 | |
| 5267 | /** The MESA_DEBUG_FLAGS var is a bitmask of these flags */ |
| 5268 | enum _debug |
| 5269 | { |
| 5270 | DEBUG_SILENT = (1 << 0), |
| 5271 | DEBUG_ALWAYS_FLUSH = (1 << 1), |
| 5272 | DEBUG_INCOMPLETE_TEXTURE = (1 << 2), |
| 5273 | DEBUG_INCOMPLETE_FBO = (1 << 3), |
| 5274 | DEBUG_CONTEXT = (1 << 4) |
| 5275 | }; |
| 5276 | |
| 5277 | #ifdef __cplusplus |
| 5278 | } |
| 5279 | #endif |
| 5280 | |
| 5281 | #endif /* MTYPES_H */ |