Bug Summary

File:var/lib/jenkins/workspace/firefox-scan-build/obj-x86_64-pc-linux-gnu/x86_64-unknown-linux-gnu/debug/build/swgl-6f6517a85091acb7/out/brush_linear_gradient.h
Warning:line 473, column 14
Value stored to 'tile_repeat' during its initialization is never read

Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-unknown-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name gl.cc -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -analyzer-config-compatibility-mode=true -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -mframe-pointer=all -relaxed-aliasing -fapprox-func -funsafe-math-optimizations -fno-signed-zeros -mreassociate -freciprocal-math -ffp-contract=fast -fno-rounding-math -mrecip=none -complex-range=basic -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fdebug-compilation-dir=/var/lib/jenkins/workspace/firefox-scan-build/gfx/wr/swgl -ffunction-sections -fdata-sections -fcoverage-compilation-dir=/var/lib/jenkins/workspace/firefox-scan-build/gfx/wr/swgl -resource-dir /usr/lib/llvm-19/lib/clang/19 -include /var/lib/jenkins/workspace/firefox-scan-build/config/gcc_hidden.h -include /var/lib/jenkins/workspace/firefox-scan-build/obj-x86_64-pc-linux-gnu/mozilla-config.h -I /var/lib/jenkins/workspace/firefox-scan-build/obj-x86_64-pc-linux-gnu/dist/stl_wrappers -I /var/lib/jenkins/workspace/firefox-scan-build/obj-x86_64-pc-linux-gnu/dist/system_wrappers -U _FORTIFY_SOURCE -D _FORTIFY_SOURCE=2 -D DEBUG=1 -I /var/lib/jenkins/workspace/firefox-scan-build/obj-x86_64-pc-linux-gnu/dist/include -I /var/lib/jenkins/workspace/firefox-scan-build/obj-x86_64-pc-linux-gnu/dist/include/nspr -I /var/lib/jenkins/workspace/firefox-scan-build/obj-x86_64-pc-linux-gnu/dist/include/nss -D MOZILLA_CLIENT -D MOZILLA_CONFIG_H -I /var/lib/jenkins/workspace/firefox-scan-build/gfx/wr/swgl/../webrender/res -I src -I /var/lib/jenkins/workspace/firefox-scan-build/obj-x86_64-pc-linux-gnu/x86_64-unknown-linux-gnu/debug/build/swgl-6f6517a85091acb7/out -U MOZILLA_CONFIG_H -D _GLIBCXX_USE_CXX11_ABI=0 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../include/c++/14 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../include/x86_64-linux-gnu/c++/14 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../include/c++/14/backward -internal-isystem /usr/lib/llvm-19/lib/clang/19/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -O2 -Wno-error=tautological-type-limit-compare -Wno-invalid-offsetof -Wno-range-loop-analysis -Wno-deprecated-anon-enum-enum-conversion -Wno-deprecated-enum-enum-conversion -Wno-deprecated-this-capture -Wno-inline-new-delete -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wno-error=free-nonheap-object -Wno-error=atomic-alignment -Wno-error=deprecated-builtins -Wno-psabi -Wno-error=builtin-macro-redefined -Wno-vla-cxx-extension -Wno-unknown-warning-option -std=c++17 -fdeprecated-macro -ferror-limit 19 -fstrict-flex-arrays=1 -stack-protector 2 -fstack-clash-protection -ftrivial-auto-var-init=pattern -fno-rtti -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -fno-sized-deallocation -fno-aligned-allocation -vectorize-loops -vectorize-slp -analyzer-checker optin.performance.Padding -analyzer-output=html -analyzer-config stable-report-filename=true -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /tmp/scan-build-2024-09-22-115206-3586786-1 -x c++ src/gl.cc
1struct brush_linear_gradient_common {
2struct Samplers {
3 sampler2D_impl sClipMask_impl;
4 int sClipMask_slot;
5 sampler2D_impl sGpuBufferF_impl;
6 int sGpuBufferF_slot;
7 isampler2D_impl sGpuBufferI_impl;
8 int sGpuBufferI_slot;
9 sampler2D_impl sGpuCache_impl;
10 int sGpuCache_slot;
11 sampler2D_impl sPrimitiveHeadersF_impl;
12 int sPrimitiveHeadersF_slot;
13 isampler2D_impl sPrimitiveHeadersI_impl;
14 int sPrimitiveHeadersI_slot;
15 sampler2D_impl sRenderTasks_impl;
16 int sRenderTasks_slot;
17 sampler2D_impl sTransformPalette_impl;
18 int sTransformPalette_slot;
19 bool set_slot(int index, int value) {
20 switch (index) {
21 case 7:
22 sClipMask_slot = value;
23 return true;
24 case 8:
25 sGpuBufferF_slot = value;
26 return true;
27 case 9:
28 sGpuBufferI_slot = value;
29 return true;
30 case 2:
31 sGpuCache_slot = value;
32 return true;
33 case 4:
34 sPrimitiveHeadersF_slot = value;
35 return true;
36 case 5:
37 sPrimitiveHeadersI_slot = value;
38 return true;
39 case 1:
40 sRenderTasks_slot = value;
41 return true;
42 case 3:
43 sTransformPalette_slot = value;
44 return true;
45 }
46 return false;
47 }
48} samplers;
49struct AttribLocations {
50 int aPosition = NULL_ATTRIB16;
51 int aData = NULL_ATTRIB16;
52 void bind_loc(const char* name, int index) {
53 if (strcmp("aPosition", name) == 0) { aPosition = index; return; }
54 if (strcmp("aData", name) == 0) { aData = index; return; }
55 }
56 int get_loc(const char* name) const {
57 if (strcmp("aPosition", name) == 0) { return aPosition != NULL_ATTRIB16 ? aPosition : -1; }
58 if (strcmp("aData", name) == 0) { return aData != NULL_ATTRIB16 ? aData : -1; }
59 return -1;
60 }
61} attrib_locations;
62vec4_scalar vTransformBounds;
63ivec2_scalar v_gradient_address;
64vec2_scalar v_gradient_repeat;
65vec2_scalar v_repeated_size;
66vec2_scalar v_start_offset;
67vec2_scalar v_scale_dir;
68sampler2D sClipMask;
69sampler2D sGpuBufferF;
70isampler2D sGpuBufferI;
71sampler2D sGpuCache;
72sampler2D sPrimitiveHeadersF;
73isampler2D sPrimitiveHeadersI;
74sampler2D sRenderTasks;
75sampler2D sTransformPalette;
76mat4_scalar uTransform;
77void bind_textures() {
78 sClipMask = lookup_sampler(&samplers.sClipMask_impl, samplers.sClipMask_slot);
79 sGpuBufferF = lookup_sampler(&samplers.sGpuBufferF_impl, samplers.sGpuBufferF_slot);
80 sGpuBufferI = lookup_isampler(&samplers.sGpuBufferI_impl, samplers.sGpuBufferI_slot);
81 sGpuCache = lookup_sampler(&samplers.sGpuCache_impl, samplers.sGpuCache_slot);
82 sPrimitiveHeadersF = lookup_sampler(&samplers.sPrimitiveHeadersF_impl, samplers.sPrimitiveHeadersF_slot);
83 sPrimitiveHeadersI = lookup_isampler(&samplers.sPrimitiveHeadersI_impl, samplers.sPrimitiveHeadersI_slot);
84 sRenderTasks = lookup_sampler(&samplers.sRenderTasks_impl, samplers.sRenderTasks_slot);
85 sTransformPalette = lookup_sampler(&samplers.sTransformPalette_impl, samplers.sTransformPalette_slot);
86}
87};
88struct brush_linear_gradient_vert : VertexShaderImpl, brush_linear_gradient_common {
89private:
90typedef brush_linear_gradient_vert Self;
91// mat4_scalar uTransform;
92vec2 aPosition;
93struct RectWithSize_scalar {
94vec2_scalar p0;
95vec2_scalar size;
96RectWithSize_scalar() = default;
97RectWithSize_scalar(vec2_scalar p0, vec2_scalar size) : p0(p0), size(size){}
98};
99struct RectWithSize {
100vec2 p0;
101vec2 size;
102RectWithSize() = default;
103RectWithSize(vec2 p0, vec2 size) : p0(p0), size(size){}
104RectWithSize(vec2_scalar p0, vec2_scalar size):p0(p0),size(size){
105}
106IMPLICIT RectWithSize(RectWithSize_scalar s):p0(s.p0),size(s.size){
107}
108friend RectWithSize if_then_else(I32 c, RectWithSize t, RectWithSize e) { return RectWithSize(
109if_then_else(c, t.p0, e.p0), if_then_else(c, t.size, e.size));
110}};
111struct RectWithEndpoint_scalar {
112vec2_scalar p0;
113vec2_scalar p1;
114RectWithEndpoint_scalar() = default;
115RectWithEndpoint_scalar(vec2_scalar p0, vec2_scalar p1) : p0(p0), p1(p1){}
116};
117struct RectWithEndpoint {
118vec2 p0;
119vec2 p1;
120RectWithEndpoint() = default;
121RectWithEndpoint(vec2 p0, vec2 p1) : p0(p0), p1(p1){}
122RectWithEndpoint(vec2_scalar p0, vec2_scalar p1):p0(p0),p1(p1){
123}
124IMPLICIT RectWithEndpoint(RectWithEndpoint_scalar s):p0(s.p0),p1(s.p1){
125}
126friend RectWithEndpoint if_then_else(I32 c, RectWithEndpoint t, RectWithEndpoint e) { return RectWithEndpoint(
127if_then_else(c, t.p0, e.p0), if_then_else(c, t.p1, e.p1));
128}};
129// sampler2D sRenderTasks;
130struct RenderTaskData_scalar {
131RectWithEndpoint_scalar task_rect;
132vec4_scalar user_data;
133RenderTaskData_scalar() = default;
134RenderTaskData_scalar(RectWithEndpoint_scalar task_rect, vec4_scalar user_data) : task_rect(task_rect), user_data(user_data){}
135};
136struct RenderTaskData {
137RectWithEndpoint task_rect;
138vec4 user_data;
139RenderTaskData() = default;
140RenderTaskData(RectWithEndpoint task_rect, vec4 user_data) : task_rect(task_rect), user_data(user_data){}
141RenderTaskData(RectWithEndpoint_scalar task_rect, vec4_scalar user_data):task_rect(task_rect),user_data(user_data){
142}
143IMPLICIT RenderTaskData(RenderTaskData_scalar s):task_rect(s.task_rect),user_data(s.user_data){
144}
145friend RenderTaskData if_then_else(I32 c, RenderTaskData t, RenderTaskData e) { return RenderTaskData(
146if_then_else(c, t.task_rect, e.task_rect), if_then_else(c, t.user_data, e.user_data));
147}};
148struct PictureTask_scalar {
149RectWithEndpoint_scalar task_rect;
150float device_pixel_scale;
151vec2_scalar content_origin;
152PictureTask_scalar() = default;
153PictureTask_scalar(RectWithEndpoint_scalar task_rect, float device_pixel_scale, vec2_scalar content_origin) : task_rect(task_rect), device_pixel_scale(device_pixel_scale), content_origin(content_origin){}
154};
155struct PictureTask {
156RectWithEndpoint task_rect;
157Float device_pixel_scale;
158vec2 content_origin;
159PictureTask() = default;
160PictureTask(RectWithEndpoint task_rect, Float device_pixel_scale, vec2 content_origin) : task_rect(task_rect), device_pixel_scale(device_pixel_scale), content_origin(content_origin){}
161PictureTask(RectWithEndpoint_scalar task_rect, float device_pixel_scale, vec2_scalar content_origin):task_rect(task_rect),device_pixel_scale(device_pixel_scale),content_origin(content_origin){
162}
163IMPLICIT PictureTask(PictureTask_scalar s):task_rect(s.task_rect),device_pixel_scale(s.device_pixel_scale),content_origin(s.content_origin){
164}
165friend PictureTask if_then_else(I32 c, PictureTask t, PictureTask e) { return PictureTask(
166if_then_else(c, t.task_rect, e.task_rect), if_then_else(c, t.device_pixel_scale, e.device_pixel_scale), if_then_else(c, t.content_origin, e.content_origin));
167}};
168struct ClipArea_scalar {
169RectWithEndpoint_scalar task_rect;
170float device_pixel_scale;
171vec2_scalar screen_origin;
172ClipArea_scalar() = default;
173ClipArea_scalar(RectWithEndpoint_scalar task_rect, float device_pixel_scale, vec2_scalar screen_origin) : task_rect(task_rect), device_pixel_scale(device_pixel_scale), screen_origin(screen_origin){}
174};
175struct ClipArea {
176RectWithEndpoint task_rect;
177Float device_pixel_scale;
178vec2 screen_origin;
179ClipArea() = default;
180ClipArea(RectWithEndpoint task_rect, Float device_pixel_scale, vec2 screen_origin) : task_rect(task_rect), device_pixel_scale(device_pixel_scale), screen_origin(screen_origin){}
181ClipArea(RectWithEndpoint_scalar task_rect, float device_pixel_scale, vec2_scalar screen_origin):task_rect(task_rect),device_pixel_scale(device_pixel_scale),screen_origin(screen_origin){
182}
183IMPLICIT ClipArea(ClipArea_scalar s):task_rect(s.task_rect),device_pixel_scale(s.device_pixel_scale),screen_origin(s.screen_origin){
184}
185friend ClipArea if_then_else(I32 c, ClipArea t, ClipArea e) { return ClipArea(
186if_then_else(c, t.task_rect, e.task_rect), if_then_else(c, t.device_pixel_scale, e.device_pixel_scale), if_then_else(c, t.screen_origin, e.screen_origin));
187}};
188// sampler2D sGpuCache;
189struct ImageSource_scalar {
190RectWithEndpoint_scalar uv_rect;
191vec4_scalar user_data;
192ImageSource_scalar() = default;
193ImageSource_scalar(RectWithEndpoint_scalar uv_rect, vec4_scalar user_data) : uv_rect(uv_rect), user_data(user_data){}
194};
195struct ImageSource {
196RectWithEndpoint uv_rect;
197vec4 user_data;
198ImageSource() = default;
199ImageSource(RectWithEndpoint uv_rect, vec4 user_data) : uv_rect(uv_rect), user_data(user_data){}
200ImageSource(RectWithEndpoint_scalar uv_rect, vec4_scalar user_data):uv_rect(uv_rect),user_data(user_data){
201}
202IMPLICIT ImageSource(ImageSource_scalar s):uv_rect(s.uv_rect),user_data(s.user_data){
203}
204friend ImageSource if_then_else(I32 c, ImageSource t, ImageSource e) { return ImageSource(
205if_then_else(c, t.uv_rect, e.uv_rect), if_then_else(c, t.user_data, e.user_data));
206}};
207struct ImageSourceExtra_scalar {
208vec4_scalar st_tl;
209vec4_scalar st_tr;
210vec4_scalar st_bl;
211vec4_scalar st_br;
212ImageSourceExtra_scalar() = default;
213ImageSourceExtra_scalar(vec4_scalar st_tl, vec4_scalar st_tr, vec4_scalar st_bl, vec4_scalar st_br) : st_tl(st_tl), st_tr(st_tr), st_bl(st_bl), st_br(st_br){}
214};
215struct ImageSourceExtra {
216vec4 st_tl;
217vec4 st_tr;
218vec4 st_bl;
219vec4 st_br;
220ImageSourceExtra() = default;
221ImageSourceExtra(vec4 st_tl, vec4 st_tr, vec4 st_bl, vec4 st_br) : st_tl(st_tl), st_tr(st_tr), st_bl(st_bl), st_br(st_br){}
222ImageSourceExtra(vec4_scalar st_tl, vec4_scalar st_tr, vec4_scalar st_bl, vec4_scalar st_br):st_tl(st_tl),st_tr(st_tr),st_bl(st_bl),st_br(st_br){
223}
224IMPLICIT ImageSourceExtra(ImageSourceExtra_scalar s):st_tl(s.st_tl),st_tr(s.st_tr),st_bl(s.st_bl),st_br(s.st_br){
225}
226friend ImageSourceExtra if_then_else(I32 c, ImageSourceExtra t, ImageSourceExtra e) { return ImageSourceExtra(
227if_then_else(c, t.st_tl, e.st_tl), if_then_else(c, t.st_tr, e.st_tr), if_then_else(c, t.st_bl, e.st_bl), if_then_else(c, t.st_br, e.st_br));
228}};
229// vec4_scalar vTransformBounds;
230// sampler2D sTransformPalette;
231struct Transform_scalar {
232mat4_scalar m;
233mat4_scalar inv_m;
234bool is_axis_aligned;
235Transform_scalar() = default;
236Transform_scalar(mat4_scalar m, mat4_scalar inv_m, bool is_axis_aligned) : m(m), inv_m(inv_m), is_axis_aligned(is_axis_aligned){}
237};
238struct Transform {
239mat4 m;
240mat4 inv_m;
241Bool is_axis_aligned;
242Transform() = default;
243Transform(mat4 m, mat4 inv_m, Bool is_axis_aligned) : m(m), inv_m(inv_m), is_axis_aligned(is_axis_aligned){}
244Transform(mat4_scalar m, mat4_scalar inv_m, bool is_axis_aligned):m(m),inv_m(inv_m),is_axis_aligned(is_axis_aligned){
245}
246IMPLICIT Transform(Transform_scalar s):m(s.m),inv_m(s.inv_m),is_axis_aligned(s.is_axis_aligned){
247}
248friend Transform if_then_else(I32 c, Transform t, Transform e) { return Transform(
249if_then_else(c, t.m, e.m), if_then_else(c, t.inv_m, e.inv_m), if_then_else(c, t.is_axis_aligned, e.is_axis_aligned));
250}};
251// sampler2D sClipMask;
252// sampler2D sPrimitiveHeadersF;
253// isampler2D sPrimitiveHeadersI;
254ivec4_scalar aData;
255struct Instance_scalar {
256int32_t prim_header_address;
257int32_t clip_address;
258int32_t segment_index;
259int32_t flags;
260int32_t resource_address;
261int32_t brush_kind;
262Instance_scalar() = default;
263Instance_scalar(int32_t prim_header_address, int32_t clip_address, int32_t segment_index, int32_t flags, int32_t resource_address, int32_t brush_kind) : prim_header_address(prim_header_address), clip_address(clip_address), segment_index(segment_index), flags(flags), resource_address(resource_address), brush_kind(brush_kind){}
264};
265struct Instance {
266I32 prim_header_address;
267I32 clip_address;
268I32 segment_index;
269I32 flags;
270I32 resource_address;
271I32 brush_kind;
272Instance() = default;
273Instance(I32 prim_header_address, I32 clip_address, I32 segment_index, I32 flags, I32 resource_address, I32 brush_kind) : prim_header_address(prim_header_address), clip_address(clip_address), segment_index(segment_index), flags(flags), resource_address(resource_address), brush_kind(brush_kind){}
274Instance(int32_t prim_header_address, int32_t clip_address, int32_t segment_index, int32_t flags, int32_t resource_address, int32_t brush_kind):prim_header_address(prim_header_address),clip_address(clip_address),segment_index(segment_index),flags(flags),resource_address(resource_address),brush_kind(brush_kind){
275}
276IMPLICIT Instance(Instance_scalar s):prim_header_address(s.prim_header_address),clip_address(s.clip_address),segment_index(s.segment_index),flags(s.flags),resource_address(s.resource_address),brush_kind(s.brush_kind){
277}
278friend Instance if_then_else(I32 c, Instance t, Instance e) { return Instance(
279if_then_else(c, t.prim_header_address, e.prim_header_address), if_then_else(c, t.clip_address, e.clip_address), if_then_else(c, t.segment_index, e.segment_index), if_then_else(c, t.flags, e.flags), if_then_else(c, t.resource_address, e.resource_address), if_then_else(c, t.brush_kind, e.brush_kind));
280}};
281struct PrimitiveHeader_scalar {
282RectWithEndpoint_scalar local_rect;
283RectWithEndpoint_scalar local_clip_rect;
284float z;
285int32_t specific_prim_address;
286int32_t transform_id;
287int32_t picture_task_address;
288ivec4_scalar user_data;
289PrimitiveHeader_scalar() = default;
290PrimitiveHeader_scalar(RectWithEndpoint_scalar local_rect, RectWithEndpoint_scalar local_clip_rect, float z, int32_t specific_prim_address, int32_t transform_id, int32_t picture_task_address, ivec4_scalar user_data) : local_rect(local_rect), local_clip_rect(local_clip_rect), z(z), specific_prim_address(specific_prim_address), transform_id(transform_id), picture_task_address(picture_task_address), user_data(user_data){}
291};
292struct PrimitiveHeader {
293RectWithEndpoint local_rect;
294RectWithEndpoint local_clip_rect;
295Float z;
296I32 specific_prim_address;
297I32 transform_id;
298I32 picture_task_address;
299ivec4 user_data;
300PrimitiveHeader() = default;
301PrimitiveHeader(RectWithEndpoint local_rect, RectWithEndpoint local_clip_rect, Float z, I32 specific_prim_address, I32 transform_id, I32 picture_task_address, ivec4 user_data) : local_rect(local_rect), local_clip_rect(local_clip_rect), z(z), specific_prim_address(specific_prim_address), transform_id(transform_id), picture_task_address(picture_task_address), user_data(user_data){}
302PrimitiveHeader(RectWithEndpoint_scalar local_rect, RectWithEndpoint_scalar local_clip_rect, float z, int32_t specific_prim_address, int32_t transform_id, int32_t picture_task_address, ivec4_scalar user_data):local_rect(local_rect),local_clip_rect(local_clip_rect),z(z),specific_prim_address(specific_prim_address),transform_id(transform_id),picture_task_address(picture_task_address),user_data(user_data){
303}
304IMPLICIT PrimitiveHeader(PrimitiveHeader_scalar s):local_rect(s.local_rect),local_clip_rect(s.local_clip_rect),z(s.z),specific_prim_address(s.specific_prim_address),transform_id(s.transform_id),picture_task_address(s.picture_task_address),user_data(s.user_data){
305}
306friend PrimitiveHeader if_then_else(I32 c, PrimitiveHeader t, PrimitiveHeader e) { return PrimitiveHeader(
307if_then_else(c, t.local_rect, e.local_rect), if_then_else(c, t.local_clip_rect, e.local_clip_rect), if_then_else(c, t.z, e.z), if_then_else(c, t.specific_prim_address, e.specific_prim_address), if_then_else(c, t.transform_id, e.transform_id), if_then_else(c, t.picture_task_address, e.picture_task_address), if_then_else(c, t.user_data, e.user_data));
308}};
309struct VertexInfo_scalar {
310vec2_scalar local_pos;
311vec4_scalar world_pos;
312VertexInfo_scalar() = default;
313VertexInfo_scalar(vec2_scalar local_pos, vec4_scalar world_pos) : local_pos(local_pos), world_pos(world_pos){}
314};
315struct VertexInfo {
316vec2 local_pos;
317vec4 world_pos;
318VertexInfo() = default;
319VertexInfo(vec2 local_pos, vec4 world_pos) : local_pos(local_pos), world_pos(world_pos){}
320VertexInfo(vec2_scalar local_pos, vec4_scalar world_pos):local_pos(local_pos),world_pos(world_pos){
321}
322IMPLICIT VertexInfo(VertexInfo_scalar s):local_pos(s.local_pos),world_pos(s.world_pos){
323}
324friend VertexInfo if_then_else(I32 c, VertexInfo t, VertexInfo e) { return VertexInfo(
325if_then_else(c, t.local_pos, e.local_pos), if_then_else(c, t.world_pos, e.world_pos));
326}};
327// sampler2D sGpuBufferF;
328// isampler2D sGpuBufferI;
329// ivec2_scalar v_gradient_address;
330// vec2_scalar v_gradient_repeat;
331// vec2_scalar v_repeated_size;
332vec2 v_pos;
333// vec2_scalar v_start_offset;
334// vec2_scalar v_scale_dir;
335struct Gradient_scalar {
336vec4_scalar start_end_point;
337int32_t extend_mode;
338vec2_scalar stretch_size;
339Gradient_scalar() = default;
340Gradient_scalar(vec4_scalar start_end_point, int32_t extend_mode, vec2_scalar stretch_size) : start_end_point(start_end_point), extend_mode(extend_mode), stretch_size(stretch_size){}
341};
342struct Gradient {
343vec4 start_end_point;
344I32 extend_mode;
345vec2 stretch_size;
346Gradient() = default;
347Gradient(vec4 start_end_point, I32 extend_mode, vec2 stretch_size) : start_end_point(start_end_point), extend_mode(extend_mode), stretch_size(stretch_size){}
348Gradient(vec4_scalar start_end_point, int32_t extend_mode, vec2_scalar stretch_size):start_end_point(start_end_point),extend_mode(extend_mode),stretch_size(stretch_size){
349}
350IMPLICIT Gradient(Gradient_scalar s):start_end_point(s.start_end_point),extend_mode(s.extend_mode),stretch_size(s.stretch_size){
351}
352friend Gradient if_then_else(I32 c, Gradient t, Gradient e) { return Gradient(
353if_then_else(c, t.start_end_point, e.start_end_point), if_then_else(c, t.extend_mode, e.extend_mode), if_then_else(c, t.stretch_size, e.stretch_size));
354}};
355Instance_scalar decode_instance_attributes() {
356 Instance_scalar instance;
357 (instance).prim_header_address = (aData).x;
358 (instance).clip_address = (aData).y;
359 (instance).segment_index = ((aData).z)&(65535);
360 (instance).flags = ((aData).z)>>(16);
361 (instance).resource_address = ((aData).w)&(16777215);
362 (instance).brush_kind = ((aData).w)>>(24);
363 return instance;
364}
365PrimitiveHeader_scalar fetch_prim_header(int32_t index) {
366 PrimitiveHeader_scalar ph;
367 ivec2_scalar uv_f = make_ivec2(make_int((2u)*((make_uint(index))%((1024u)/(2u)))), make_int((make_uint(index))/((1024u)/(2u))));
368 auto sPrimitiveHeadersF_uv_f_fetch = texelFetchPtr(sPrimitiveHeadersF, uv_f, 0, 1, 0, 0);
369 vec4_scalar local_rect = texelFetchUnchecked(sPrimitiveHeadersF, sPrimitiveHeadersF_uv_f_fetch, 0, 0);
370 vec4_scalar local_clip_rect = texelFetchUnchecked(sPrimitiveHeadersF, sPrimitiveHeadersF_uv_f_fetch, 1, 0);
371 (ph).local_rect = RectWithEndpoint_scalar((local_rect).sel(X,Y), (local_rect).sel(Z,W));
372 (ph).local_clip_rect = RectWithEndpoint_scalar((local_clip_rect).sel(X,Y), (local_clip_rect).sel(Z,W));
373 ivec2_scalar uv_i = make_ivec2(make_int((2u)*((make_uint(index))%((1024u)/(2u)))), make_int((make_uint(index))/((1024u)/(2u))));
374 auto sPrimitiveHeadersI_uv_i_fetch = texelFetchPtr(sPrimitiveHeadersI, uv_i, 0, 1, 0, 0);
375 ivec4_scalar data0 = texelFetchUnchecked(sPrimitiveHeadersI, sPrimitiveHeadersI_uv_i_fetch, 0, 0);
376 ivec4_scalar data1 = texelFetchUnchecked(sPrimitiveHeadersI, sPrimitiveHeadersI_uv_i_fetch, 1, 0);
377 (ph).z = make_float((data0).x);
378 (ph).specific_prim_address = (data0).y;
379 (ph).transform_id = (data0).z;
380 (ph).picture_task_address = (data0).w;
381 (ph).user_data = data1;
382 return ph;
383}
384Transform_scalar fetch_transform(int32_t id) {
385 Transform_scalar transform;
386 (transform).is_axis_aligned = ((id)>>(23))==(0);
387 int32_t index = (id)&(8388607);
388 ivec2_scalar uv = make_ivec2(make_int((8u)*((make_uint(index))%((1024u)/(8u)))), make_int((make_uint(index))/((1024u)/(8u))));
389 ivec2_scalar uv0 = make_ivec2(((uv).x)+(0), (uv).y);
390 auto sTransformPalette_uv0_fetch = texelFetchPtr(sTransformPalette, uv0, 0, 7, 0, 0);
391 (transform).m[0] = texelFetchUnchecked(sTransformPalette, sTransformPalette_uv0_fetch, 0, 0);
392 (transform).m[1] = texelFetchUnchecked(sTransformPalette, sTransformPalette_uv0_fetch, 1, 0);
393 (transform).m[2] = texelFetchUnchecked(sTransformPalette, sTransformPalette_uv0_fetch, 2, 0);
394 (transform).m[3] = texelFetchUnchecked(sTransformPalette, sTransformPalette_uv0_fetch, 3, 0);
395 (transform).inv_m[0] = texelFetchUnchecked(sTransformPalette, sTransformPalette_uv0_fetch, 4, 0);
396 (transform).inv_m[1] = texelFetchUnchecked(sTransformPalette, sTransformPalette_uv0_fetch, 5, 0);
397 (transform).inv_m[2] = texelFetchUnchecked(sTransformPalette, sTransformPalette_uv0_fetch, 6, 0);
398 (transform).inv_m[3] = texelFetchUnchecked(sTransformPalette, sTransformPalette_uv0_fetch, 7, 0);
399 return transform;
400}
401RenderTaskData_scalar fetch_render_task_data(int32_t index) {
402 ivec2_scalar uv = make_ivec2(make_int((2u)*((make_uint(index))%((1024u)/(2u)))), make_int((make_uint(index))/((1024u)/(2u))));
403 auto sRenderTasks_uv_fetch = texelFetchPtr(sRenderTasks, uv, 0, 1, 0, 0);
404 vec4_scalar texel0 = texelFetchUnchecked(sRenderTasks, sRenderTasks_uv_fetch, 0, 0);
405 vec4_scalar texel1 = texelFetchUnchecked(sRenderTasks, sRenderTasks_uv_fetch, 1, 0);
406 RectWithEndpoint_scalar task_rect = RectWithEndpoint_scalar((texel0).sel(X,Y), (texel0).sel(Z,W));
407 RenderTaskData_scalar data = RenderTaskData_scalar(task_rect, texel1);
408 return data;
409}
410PictureTask_scalar fetch_picture_task(int32_t address) {
411 RenderTaskData_scalar task_data = fetch_render_task_data(address);
412 PictureTask_scalar task = PictureTask_scalar((task_data).task_rect, ((task_data).user_data).x, ((task_data).user_data).sel(Y,Z));
413 return task;
414}
415ClipArea_scalar fetch_clip_area(int32_t index) {
416 RenderTaskData_scalar task_data;
417 if ((index)>=(2147483647)) {
418 {
419 task_data = RenderTaskData_scalar(RectWithEndpoint_scalar(make_vec2(0.f), make_vec2(0.f)), make_vec4(0.f));
420 }
421 } else {
422 task_data = fetch_render_task_data(index);
423 }
424 return ClipArea_scalar((task_data).task_rect, ((task_data).user_data).x, ((task_data).user_data).sel(Y,Z));
425}
426ivec2_scalar get_gpu_cache_uv(int32_t address) {
427 return make_ivec2((make_uint(address))%(1024u), (make_uint(address))/(1024u));
428}
429Array<vec4_scalar,2> fetch_from_gpu_cache_2(int32_t address) {
430 ivec2_scalar uv = get_gpu_cache_uv(address);
431 auto sGpuCache_uv_fetch = texelFetchPtr(sGpuCache, uv, 0, 1, 0, 0);
432 return Array<vec4_scalar,2>{{texelFetchUnchecked(sGpuCache, sGpuCache_uv_fetch, 0, 0), texelFetchUnchecked(sGpuCache, sGpuCache_uv_fetch, 1, 0)}};
433}
434RectWithEndpoint_scalar clip_and_init_antialiasing(RectWithEndpoint_scalar segment_rect, RectWithEndpoint_scalar prim_rect, RectWithEndpoint_scalar clip_rect, int32_t edge_flags, float z, Transform_scalar transform, PictureTask_scalar task) {
435 bvec4_scalar clipped = make_bvec4(greaterThan((clip_rect).p0, (segment_rect).p0), lessThan((clip_rect).p1, (segment_rect).p1));
436 swgl_antiAlias((edge_flags)|(((clipped).x ? 1 : 0)|(((clipped).y ? 2 : 0)|(((clipped).z ? 4 : 0)|((clipped).w ? 8 : 0)))))do { swgl_AAEdgeMask = calcAAEdgeMask((edge_flags)|(((clipped
).x ? 1 : 0)|(((clipped).y ? 2 : 0)|(((clipped).z ? 4 : 0)|((
clipped).w ? 8 : 0))))); if (swgl_AAEdgeMask) { swgl_ClipFlags
|= SWGL_CLIP_FLAG_AA; } } while (0);
437 (segment_rect).p0 = clamp((segment_rect).p0, (clip_rect).p0, (clip_rect).p1);
438 (segment_rect).p1 = clamp((segment_rect).p1, (clip_rect).p0, (clip_rect).p1);
439 return segment_rect;
440}
441vec2 rect_clamp(RectWithEndpoint_scalar rect, vec2 pt) {
442 return clamp(pt, (rect).p0, (rect).p1);
443}
444VertexInfo write_vertex(vec2 local_pos, RectWithEndpoint_scalar local_clip_rect, float z, Transform_scalar transform, PictureTask_scalar task) {
445 vec2 clamped_local_pos = rect_clamp(local_clip_rect, local_pos);
446 vec4 world_pos = ((transform).m)*(make_vec4(clamped_local_pos, 0.f, 1.f));
447 vec2 device_pos = ((world_pos).sel(X,Y))*((task).device_pixel_scale);
448 vec2_scalar final_offset = (-((task).content_origin))+(((task).task_rect).p0);
449 gl_Position = (uTransform)*(make_vec4((device_pos)+((final_offset)*((world_pos).w)), (z)*((world_pos).w), (world_pos).w));
450 VertexInfo vi = VertexInfo(clamped_local_pos, world_pos);
451 return vi;
452}
453vec2_scalar rect_size(RectWithEndpoint_scalar rect) {
454 return ((rect).p1)-((rect).p0);
455}
456void write_clip(vec4 world_pos, ClipArea_scalar area, PictureTask_scalar task) {
457 swgl_clipMask(sClipMask, ((((task).task_rect).p0)-((task).content_origin))-((((area).task_rect).p0)-((area).screen_origin)), ((area).task_rect).p0, rect_size((area).task_rect))do { if (rect_size((area).task_rect) != vec2_scalar(0.0f, 0.0f
)) { swgl_ClipFlags |= SWGL_CLIP_FLAG_MASK; swgl_ClipMask = sClipMask
; swgl_ClipMaskOffset = make_ivec2(((((task).task_rect).p0)-(
(task).content_origin))-((((area).task_rect).p0)-((area).screen_origin
))); swgl_ClipMaskBounds = IntRect(make_ivec2(((area).task_rect
).p0), make_ivec2(rect_size((area).task_rect))); } } while (0
);
458}
459Gradient_scalar fetch_gradient(int32_t address) {
460 Array<vec4_scalar,2> data = fetch_from_gpu_cache_2(address);
461 return Gradient_scalar(data[0], make_int((data[1]).x), (data[1]).sel(Y,Z));
462}
463void write_gradient_vertex(VertexInfo vi, RectWithEndpoint_scalar local_rect, RectWithEndpoint_scalar segment_rect, ivec4_scalar prim_user_data, int32_t brush_flags, vec4_scalar texel_rect, int32_t extend_mode, vec2_scalar stretch_size) {
464 if (((brush_flags)&(2))!=(0)) {
465 {
466 v_pos = (((vi).local_pos)-((segment_rect).p0))/(rect_size(segment_rect));
467 v_pos = ((v_pos)*(((texel_rect).sel(Z,W))-((texel_rect).sel(X,Y))))+((texel_rect).sel(X,Y));
468 v_pos = (v_pos)*(rect_size(local_rect));
469 }
470 } else {
471 v_pos = ((vi).local_pos)-((local_rect).p0);
472 }
473 vec2_scalar tile_repeat = (rect_size(local_rect))/(stretch_size);
Value stored to 'tile_repeat' during its initialization is never read
474 v_repeated_size = stretch_size;
475 v_pos /= v_repeated_size;
476 (v_gradient_address).x = (prim_user_data).x;
477 (v_gradient_repeat).x = make_float((make_int((extend_mode)==(1)))&(1));
478}
479void brush_vs(VertexInfo vi, int32_t prim_address, RectWithEndpoint_scalar local_rect, RectWithEndpoint_scalar segment_rect, ivec4_scalar prim_user_data, int32_t specific_resource_address, mat4_scalar transform, PictureTask_scalar pic_task, int32_t brush_flags, vec4_scalar texel_rect) {
480 Gradient_scalar gradient = fetch_gradient(prim_address);
481 write_gradient_vertex(vi, local_rect, segment_rect, prim_user_data, brush_flags, texel_rect, (gradient).extend_mode, (gradient).stretch_size);
482 vec2_scalar start_point = ((gradient).start_end_point).sel(X,Y);
483 vec2_scalar end_point = ((gradient).start_end_point).sel(Z,W);
484 vec2_scalar dir = (end_point)-(start_point);
485 v_scale_dir = (dir)/(dot(dir, dir));
486 (v_start_offset).x = dot(start_point, v_scale_dir);
487 v_scale_dir *= v_repeated_size;
488}
489void brush_shader_main_vs(Instance_scalar instance, PrimitiveHeader_scalar ph, Transform_scalar transform, PictureTask_scalar pic_task, ClipArea_scalar clip_area) {
490 int32_t edge_flags = (((instance).flags)>>(12))&(15);
491 int32_t brush_flags = ((instance).flags)&(4095);
492 vec4_scalar segment_data;
493 RectWithEndpoint_scalar segment_rect;
494 if (((instance).segment_index)==(65535)) {
495 {
496 segment_rect = (ph).local_rect;
497 segment_data = make_vec4(0.f);
498 }
499 } else {
500 int32_t segment_address = (((ph).specific_prim_address)+(2))+(((instance).segment_index)*(2));
501 Array<vec4_scalar,2> segment_info = fetch_from_gpu_cache_2(segment_address);
502 segment_rect = RectWithEndpoint_scalar((segment_info[0]).sel(X,Y), (segment_info[0]).sel(Z,W));
503 (segment_rect).p0 += ((ph).local_rect).p0;
504 (segment_rect).p1 += ((ph).local_rect).p0;
505 segment_data = segment_info[1];
506 }
507 RectWithEndpoint_scalar adjusted_segment_rect = segment_rect;
508 bool antialiased = (!((transform).is_axis_aligned))||(((brush_flags)&(1024))!=(0));
509 if (antialiased) {
510 {
511 adjusted_segment_rect = clip_and_init_antialiasing(segment_rect, (ph).local_rect, (ph).local_clip_rect, edge_flags, (ph).z, transform, pic_task);
512 ((ph).local_clip_rect).p0 = make_vec2(-(10000000000000000.f));
513 ((ph).local_clip_rect).p1 = make_vec2(10000000000000000.f);
514 }
515 } else {
516 }
517 vec2 local_pos = mix((adjusted_segment_rect).p0, (adjusted_segment_rect).p1, (aPosition).sel(X,Y));
518 VertexInfo vi = write_vertex(local_pos, (ph).local_clip_rect, (ph).z, transform, pic_task);
519 write_clip((vi).world_pos, clip_area, pic_task);
520 brush_vs(vi, (ph).specific_prim_address, (ph).local_rect, segment_rect, (ph).user_data, (instance).resource_address, (transform).m, pic_task, brush_flags, segment_data);
521}
522ALWAYS_INLINE__attribute__((always_inline)) inline void main(void) {
523 Instance_scalar instance = decode_instance_attributes();
524 PrimitiveHeader_scalar ph = fetch_prim_header((instance).prim_header_address);
525 Transform_scalar transform = fetch_transform((ph).transform_id);
526 PictureTask_scalar task = fetch_picture_task((ph).picture_task_address);
527 ClipArea_scalar clip_area = fetch_clip_area((instance).clip_address);
528 brush_shader_main_vs(instance, ph, transform, task, clip_area);
529}
530static void set_uniform_1i(VertexShaderImpl* impl, int index, int value) {
531 Self* self = (Self*)impl;
532 if (self->samplers.set_slot(index, value)) return;
533 switch (index) {
534 case 7:
535 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sClipMask
536 break;
537 case 8:
538 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sGpuBufferF
539 break;
540 case 9:
541 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sGpuBufferI
542 break;
543 case 2:
544 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sGpuCache
545 break;
546 case 4:
547 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sPrimitiveHeadersF
548 break;
549 case 5:
550 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sPrimitiveHeadersI
551 break;
552 case 1:
553 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sRenderTasks
554 break;
555 case 3:
556 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sTransformPalette
557 break;
558 case 6:
559 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // uTransform
560 break;
561 }
562}
563static void set_uniform_4fv(VertexShaderImpl* impl, int index, const float *value) {
564 Self* self = (Self*)impl;
565 switch (index) {
566 case 7:
567 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sClipMask
568 break;
569 case 8:
570 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sGpuBufferF
571 break;
572 case 9:
573 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sGpuBufferI
574 break;
575 case 2:
576 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sGpuCache
577 break;
578 case 4:
579 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sPrimitiveHeadersF
580 break;
581 case 5:
582 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sPrimitiveHeadersI
583 break;
584 case 1:
585 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sRenderTasks
586 break;
587 case 3:
588 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sTransformPalette
589 break;
590 case 6:
591 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // uTransform
592 break;
593 }
594}
595static void set_uniform_matrix4fv(VertexShaderImpl* impl, int index, const float *value) {
596 Self* self = (Self*)impl;
597 switch (index) {
598 case 7:
599 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sClipMask
600 break;
601 case 8:
602 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sGpuBufferF
603 break;
604 case 9:
605 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sGpuBufferI
606 break;
607 case 2:
608 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sGpuCache
609 break;
610 case 4:
611 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sPrimitiveHeadersF
612 break;
613 case 5:
614 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sPrimitiveHeadersI
615 break;
616 case 1:
617 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sRenderTasks
618 break;
619 case 3:
620 assert(0)(static_cast <bool> (0) ? void (0) : __assert_fail ("0"
, __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__
)); // sTransformPalette
621 break;
622 case 6:
623 self->uTransform = mat4_scalar::load_from_ptr(value);
624 break;
625 }
626}
627static void load_attribs(VertexShaderImpl* impl, VertexAttrib *attribs, uint32_t start, int instance, int count) {Self* self = (Self*)impl;
628 load_attrib(self->aPosition, attribs[self->attrib_locations.aPosition], start, instance, count);
629 load_flat_attrib(self->aData, attribs[self->attrib_locations.aData], start, instance, count);
630}
631public:
632struct InterpOutputs {
633vec2_scalar v_pos;
634};
635private:
636ALWAYS_INLINE__attribute__((always_inline)) inline void store_interp_outputs(char* dest_ptr, size_t stride) {
637 for(int n = 0; n < 4; n++) {
638 auto* dest = reinterpret_cast<InterpOutputs*>(dest_ptr);
639 dest->v_pos = get_nth(v_pos, n);
640 dest_ptr += stride;
641 }
642}
643static void run(VertexShaderImpl* impl, char* interps, size_t interp_stride) {
644 Self* self = (Self*)impl;
645 self->main();
646 self->store_interp_outputs(interps, interp_stride);
647}
648static void init_batch(VertexShaderImpl* impl) {
649 Self* self = (Self*)impl; self->bind_textures(); }
650public:
651brush_linear_gradient_vert() {
652 set_uniform_1i_func = &set_uniform_1i;
653 set_uniform_4fv_func = &set_uniform_4fv;
654 set_uniform_matrix4fv_func = &set_uniform_matrix4fv;
655 init_batch_func = &init_batch;
656 load_attribs_func = &load_attribs;
657 run_primitive_func = &run;
658}
659};
660
661
662struct brush_linear_gradient_frag : FragmentShaderImpl, brush_linear_gradient_vert {
663private:
664typedef brush_linear_gradient_frag Self;
665#define oFragColorgl_FragColor gl_FragColor
666// vec4 oFragColor;
667struct RectWithSize_scalar {
668vec2_scalar p0;
669vec2_scalar size;
670RectWithSize_scalar() = default;
671RectWithSize_scalar(vec2_scalar p0, vec2_scalar size) : p0(p0), size(size){}
672};
673struct RectWithSize {
674vec2 p0;
675vec2 size;
676RectWithSize() = default;
677RectWithSize(vec2 p0, vec2 size) : p0(p0), size(size){}
678RectWithSize(vec2_scalar p0, vec2_scalar size):p0(p0),size(size){
679}
680IMPLICIT RectWithSize(RectWithSize_scalar s):p0(s.p0),size(s.size){
681}
682friend RectWithSize if_then_else(I32 c, RectWithSize t, RectWithSize e) { return RectWithSize(
683if_then_else(c, t.p0, e.p0), if_then_else(c, t.size, e.size));
684}};
685struct RectWithEndpoint_scalar {
686vec2_scalar p0;
687vec2_scalar p1;
688RectWithEndpoint_scalar() = default;
689RectWithEndpoint_scalar(vec2_scalar p0, vec2_scalar p1) : p0(p0), p1(p1){}
690};
691struct RectWithEndpoint {
692vec2 p0;
693vec2 p1;
694RectWithEndpoint() = default;
695RectWithEndpoint(vec2 p0, vec2 p1) : p0(p0), p1(p1){}
696RectWithEndpoint(vec2_scalar p0, vec2_scalar p1):p0(p0),p1(p1){
697}
698IMPLICIT RectWithEndpoint(RectWithEndpoint_scalar s):p0(s.p0),p1(s.p1){
699}
700friend RectWithEndpoint if_then_else(I32 c, RectWithEndpoint t, RectWithEndpoint e) { return RectWithEndpoint(
701if_then_else(c, t.p0, e.p0), if_then_else(c, t.p1, e.p1));
702}};
703// sampler2D sGpuCache;
704// vec4_scalar vTransformBounds;
705// sampler2D sClipMask;
706struct Fragment_scalar {
707vec4_scalar color;
708Fragment_scalar() = default;
709explicit Fragment_scalar(vec4_scalar color) : color(color){}
710};
711struct Fragment {
712vec4 color;
713Fragment() = default;
714explicit Fragment(vec4 color) : color(color){}
715explicit Fragment(vec4_scalar color):color(color){
716}
717IMPLICIT Fragment(Fragment_scalar s):color(s.color){
718}
719friend Fragment if_then_else(I32 c, Fragment t, Fragment e) { return Fragment(
720if_then_else(c, t.color, e.color));
721}};
722// sampler2D sGpuBufferF;
723// isampler2D sGpuBufferI;
724// ivec2_scalar v_gradient_address;
725// vec2_scalar v_gradient_repeat;
726// vec2_scalar v_repeated_size;
727vec2 v_pos;
728// vec2_scalar v_start_offset;
729// vec2_scalar v_scale_dir;
730Float clamp_gradient_entry(Float offset) {
731 return clamp((1.f)+((offset)*(128.f)), 0.f, (1.f)+(128.f));
732}
733ivec2 get_gpu_buffer_uv(I32 address) {
734 return make_ivec2((make_uint(address))%(1024u), (make_uint(address))/(1024u));
735}
736Array<vec4,2> fetch_from_gpu_buffer_2f(I32 address) {
737 ivec2 uv = get_gpu_buffer_uv(address);
738 auto sGpuBufferF_uv_fetch = texelFetchPtr(sGpuBufferF, uv, 0, 1, 0, 0);
739 return Array<vec4,2>{{texelFetchUnchecked(sGpuBufferF, sGpuBufferF_uv_fetch, 0, 0), texelFetchUnchecked(sGpuBufferF, sGpuBufferF_uv_fetch, 1, 0)}};
740}
741vec4 dither(vec4 color) {
742 return color;
743}
744vec4 sample_gradient(Float offset) {
745 offset -= (floor__glsl_floor(offset))*((v_gradient_repeat).x);
746 Float x = clamp_gradient_entry(offset);
747 Float entry_index = floor__glsl_floor(x);
748 Float entry_fract = (x)-(entry_index);
749 Array<vec4,2> texels = fetch_from_gpu_buffer_2f(((v_gradient_address).x)+((2)*(make_int(entry_index))));
750 return dither((texels[0])+((texels[1])*(entry_fract)));
751}
752Float get_gradient_offset(vec2 pos) {
753 return (dot(pos, v_scale_dir))-((v_start_offset).x);
754}
755vec2 compute_repeated_pos() {
756 return fract(v_pos);
757}
758Fragment brush_fs() {
759 vec4 color = sample_gradient(get_gradient_offset(compute_repeated_pos()));
760 return Fragment(color);
761}
762void write_output(vec4 color) {
763 oFragColorgl_FragColor = color;
764}
765ALWAYS_INLINE__attribute__((always_inline)) inline void main(void) {
766 Fragment frag = brush_fs();
767 write_output((frag).color);
768}
769ivec2_scalar get_gpu_buffer_uv(int32_t address) {
770 return make_ivec2((make_uint(address))%(1024u), (make_uint(address))/(1024u));
771}
772void swgl_drawSpanRGBA8() {
773 int32_t address = swgl_validateGradient(sGpuBufferF, get_gpu_buffer_uv((v_gradient_address).x), make_int((128.f)+(2.f)));
774 if ((address)<(0)) {
775 {
776 return;
777 }
778 }
779 swgl_commitLinearGradientRGBA8(sGpuBufferF, address, 128.f, true, ((v_gradient_repeat).x)!=(0.f), v_pos, v_scale_dir, (v_start_offset).x)do { bool drawn = false; if (blend_key) { drawn = commitLinearGradient
<true>( sGpuBufferF, address, 128.f, true, ((v_gradient_repeat
).x)!=(0.f), v_pos, v_scale_dir, (v_start_offset).x, swgl_OutRGBA8
, swgl_SpanLength); } else { drawn = commitLinearGradient<
false>( sGpuBufferF, address, 128.f, true, ((v_gradient_repeat
).x)!=(0.f), v_pos, v_scale_dir, (v_start_offset).x, swgl_OutRGBA8
, swgl_SpanLength); } if (drawn) { swgl_OutRGBA8 += swgl_SpanLength
; swgl_SpanLength = 0; } } while (0);
780}
781typedef brush_linear_gradient_vert::InterpOutputs InterpInputs;
782InterpInputs interp_step;
783struct InterpPerspective {
784vec2 v_pos;
785};
786InterpPerspective interp_perspective;
787static void read_interp_inputs(FragmentShaderImpl* impl, const void* init_, const void* step_) {Self* self = (Self*)impl;const InterpInputs* init = (const InterpInputs*)init_;const InterpInputs* step = (const InterpInputs*)step_;
788 self->v_pos = init_interp(init->v_pos, step->v_pos);
789 self->interp_step.v_pos = step->v_pos * 4.0f;
790}
791static void read_perspective_inputs(FragmentShaderImpl* impl, const void* init_, const void* step_) {Self* self = (Self*)impl;const InterpInputs* init = (const InterpInputs*)init_;const InterpInputs* step = (const InterpInputs*)step_;
792 Float w = 1.0f / self->gl_FragCoord.w;
793 self->interp_perspective.v_pos = init_interp(init->v_pos, step->v_pos);
794 self->v_pos = self->interp_perspective.v_pos * w;
795 self->interp_step.v_pos = step->v_pos * 4.0f;
796}
797ALWAYS_INLINE__attribute__((always_inline)) inline void step_interp_inputs(int steps = 4) {
798 float chunks = steps * 0.25f;
799 v_pos += interp_step.v_pos * chunks;
800}
801ALWAYS_INLINE__attribute__((always_inline)) inline void step_perspective_inputs(int steps = 4) {
802 step_perspective(steps);
803 float chunks = steps * 0.25f;
804 Float w = 1.0f / gl_FragCoord.w;
805 interp_perspective.v_pos += interp_step.v_pos * chunks;
806 v_pos = w * interp_perspective.v_pos;
807}
808static void run(FragmentShaderImpl* impl) {
809 Self* self = (Self*)impl;
810 self->main();
811 self->step_interp_inputs();
812}
813static void skip(FragmentShaderImpl* impl, int steps) {
814 Self* self = (Self*)impl;
815 self->step_interp_inputs(steps);
816}
817static void run_perspective(FragmentShaderImpl* impl) {
818 Self* self = (Self*)impl;
819 self->main();
820 self->step_perspective_inputs();
821}
822static void skip_perspective(FragmentShaderImpl* impl, int steps) {
823 Self* self = (Self*)impl;
824 self->step_perspective_inputs(steps);
825}
826static int draw_span_RGBA8(FragmentShaderImpl* impl) {
827 Self* self = (Self*)impl; DISPATCH_DRAW_SPAN(self, RGBA8)do { int total = self->swgl_SpanLength; self->swgl_drawSpanRGBA8
(); int drawn = total - self->swgl_SpanLength; if (drawn) self
->step_interp_inputs(drawn); return drawn; } while (0); }
828public:
829brush_linear_gradient_frag() {
830 init_span_func = &read_interp_inputs;
831 run_func = &run;
832 skip_func = &skip;
833 draw_span_RGBA8_func = &draw_span_RGBA8;
834 enable_perspective();
835 init_span_w_func = &read_perspective_inputs;
836 run_w_func = &run_perspective;
837 skip_w_func = &skip_perspective;
838}
839};
840
841struct brush_linear_gradient_program : ProgramImpl, brush_linear_gradient_frag {
842int get_uniform(const char *name) const override {
843 if (strcmp("sClipMask", name) == 0) { return 7; }
844 if (strcmp("sGpuBufferF", name) == 0) { return 8; }
845 if (strcmp("sGpuBufferI", name) == 0) { return 9; }
846 if (strcmp("sGpuCache", name) == 0) { return 2; }
847 if (strcmp("sPrimitiveHeadersF", name) == 0) { return 4; }
848 if (strcmp("sPrimitiveHeadersI", name) == 0) { return 5; }
849 if (strcmp("sRenderTasks", name) == 0) { return 1; }
850 if (strcmp("sTransformPalette", name) == 0) { return 3; }
851 if (strcmp("uTransform", name) == 0) { return 6; }
852 return -1;
853}
854void bind_attrib(const char* name, int index) override {
855 attrib_locations.bind_loc(name, index);
856}
857int get_attrib(const char* name) const override {
858 return attrib_locations.get_loc(name);
859}
860size_t interpolants_size() const override { return sizeof(InterpOutputs); }
861VertexShaderImpl* get_vertex_shader() override {
862 return this;
863}
864FragmentShaderImpl* get_fragment_shader() override {
865 return this;
866}
867const char* get_name() const override { return "brush_linear_gradient"; }
868static ProgramImpl* loader() { return new brush_linear_gradient_program; }
869};
870