1 /*
2  * Copyright 2019 Google LLC
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  *
7  * THIS FILE IS AUTOGENERATED
8  * Make edits to tools/gpu/gl/interface/templates.go or they will
9  * be overwritten.
10  */
11 
12 #include "include/gpu/gl/GrGLAssembleHelpers.h"
13 #include "include/gpu/gl/GrGLAssembleInterface.h"
14 #include "src/gpu/gl/GrGLUtil.h"
15 
16 #define GET_PROC(F) functions->f##F = (GrGL##F##Fn*)get(ctx, "gl" #F)
17 #define GET_PROC_SUFFIX(F, S) functions->f##F = (GrGL##F##Fn*)get(ctx, "gl" #F #S)
18 #define GET_PROC_LOCAL(F) GrGL##F##Fn* F = (GrGL##F##Fn*)get(ctx, "gl" #F)
19 
20 #define GET_EGL_PROC_SUFFIX(F, S) functions->fEGL##F = (GrEGL##F##Fn*)get(ctx, "egl" #F #S)
21 
22 #if SK_DISABLE_GL_ES_INTERFACE
GrGLMakeAssembledGLESInterface(void * ctx,GrGLGetProc get)23 sk_sp<const GrGLInterface> GrGLMakeAssembledGLESInterface(void *ctx, GrGLGetProc get) {
24     return nullptr;
25 }
26 #else
GrGLMakeAssembledGLESInterface(void * ctx,GrGLGetProc get)27 sk_sp<const GrGLInterface> GrGLMakeAssembledGLESInterface(void *ctx, GrGLGetProc get) {
28     GET_PROC_LOCAL(GetString);
29     if (nullptr == GetString) {
30         return nullptr;
31     }
32 
33     const char* verStr = reinterpret_cast<const char*>(GetString(GR_GL_VERSION));
34     GrGLVersion glVer = GrGLGetVersionFromString(verStr);
35 
36     if (glVer < GR_GL_VER(2,0)) {
37         return nullptr;
38     }
39 
40     GET_PROC_LOCAL(GetIntegerv);
41     GET_PROC_LOCAL(GetStringi);
42     GrEGLQueryStringFn* queryString;
43     GrEGLDisplay display;
44     GrGetEGLQueryAndDisplay(&queryString, &display, ctx, get);
45     GrGLExtensions extensions;
46     if (!extensions.init(kGLES_GrGLStandard, GetString, GetStringi, GetIntegerv, queryString,
47                          display)) {
48         return nullptr;
49     }
50 
51     sk_sp<GrGLInterface> interface(new GrGLInterface);
52     GrGLInterface::Functions* functions = &interface->fFunctions;
53 
54     // Autogenerated content follows
55     GET_PROC(ActiveTexture);
56     GET_PROC(AttachShader);
57     GET_PROC(BindAttribLocation);
58     GET_PROC(BindBuffer);
59     GET_PROC(BindTexture);
60     GET_PROC(BlendColor);
61     GET_PROC(BlendEquation);
62     GET_PROC(BlendFunc);
63     GET_PROC(BufferData);
64     GET_PROC(BufferSubData);
65     GET_PROC(Clear);
66     GET_PROC(ClearColor);
67     GET_PROC(ClearStencil);
68     GET_PROC(ColorMask);
69     GET_PROC(CompileShader);
70     GET_PROC(CompressedTexImage2D);
71     GET_PROC(CompressedTexSubImage2D);
72     GET_PROC(CopyTexSubImage2D);
73     GET_PROC(CreateProgram);
74     GET_PROC(CreateShader);
75     GET_PROC(CullFace);
76     GET_PROC(DeleteBuffers);
77     GET_PROC(DeleteProgram);
78     GET_PROC(DeleteShader);
79     GET_PROC(DeleteTextures);
80     GET_PROC(DepthMask);
81     GET_PROC(Disable);
82     GET_PROC(DisableVertexAttribArray);
83     GET_PROC(DrawArrays);
84     GET_PROC(DrawElements);
85     GET_PROC(Enable);
86     GET_PROC(EnableVertexAttribArray);
87     GET_PROC(Finish);
88     GET_PROC(Flush);
89     GET_PROC(FrontFace);
90     GET_PROC(GenBuffers);
91     GET_PROC(GenTextures);
92     GET_PROC(GetBufferParameteriv);
93     GET_PROC(GetError);
94     GET_PROC(GetIntegerv);
95     GET_PROC(GetProgramInfoLog);
96     GET_PROC(GetProgramiv);
97     GET_PROC(GetShaderInfoLog);
98     GET_PROC(GetShaderiv);
99     GET_PROC(GetString);
100     GET_PROC(GetUniformLocation);
101     GET_PROC(IsTexture);
102     GET_PROC(LineWidth);
103     GET_PROC(LinkProgram);
104     GET_PROC(PixelStorei);
105     GET_PROC(ReadPixels);
106     GET_PROC(Scissor);
107     GET_PROC(ShaderSource);
108     GET_PROC(StencilFunc);
109     GET_PROC(StencilFuncSeparate);
110     GET_PROC(StencilMask);
111     GET_PROC(StencilMaskSeparate);
112     GET_PROC(StencilOp);
113     GET_PROC(StencilOpSeparate);
114     GET_PROC(TexImage2D);
115     GET_PROC(TexParameterf);
116     GET_PROC(TexParameterfv);
117     GET_PROC(TexParameteri);
118     GET_PROC(TexParameteriv);
119     GET_PROC(TexSubImage2D);
120     GET_PROC(Uniform1f);
121     GET_PROC(Uniform1fv);
122     GET_PROC(Uniform1i);
123     GET_PROC(Uniform1iv);
124     GET_PROC(Uniform2f);
125     GET_PROC(Uniform2fv);
126     GET_PROC(Uniform2i);
127     GET_PROC(Uniform2iv);
128     GET_PROC(Uniform3f);
129     GET_PROC(Uniform3fv);
130     GET_PROC(Uniform3i);
131     GET_PROC(Uniform3iv);
132     GET_PROC(Uniform4f);
133     GET_PROC(Uniform4fv);
134     GET_PROC(Uniform4i);
135     GET_PROC(Uniform4iv);
136     GET_PROC(UniformMatrix2fv);
137     GET_PROC(UniformMatrix3fv);
138     GET_PROC(UniformMatrix4fv);
139     GET_PROC(UseProgram);
140     GET_PROC(VertexAttrib1f);
141     GET_PROC(VertexAttrib2fv);
142     GET_PROC(VertexAttrib3fv);
143     GET_PROC(VertexAttrib4fv);
144     GET_PROC(VertexAttribPointer);
145     GET_PROC(Viewport);
146 
147     if (glVer >= GR_GL_VER(3,0)) {
148         GET_PROC(GetStringi);
149     }
150 
151     if (glVer >= GR_GL_VER(3,1)) {
152         GET_PROC(MemoryBarrier);
153     }
154 
155     if (glVer >= GR_GL_VER(3,0)) {
156         GET_PROC(BindVertexArray);
157         GET_PROC(DeleteVertexArrays);
158         GET_PROC(GenVertexArrays);
159     } else if (extensions.has("GL_OES_vertex_array_object")) {
160         GET_PROC_SUFFIX(BindVertexArray, OES);
161         GET_PROC_SUFFIX(DeleteVertexArrays, OES);
162         GET_PROC_SUFFIX(GenVertexArrays, OES);
163     }
164 
165     if (glVer >= GR_GL_VER(3,2)) {
166         GET_PROC(PatchParameteri);
167     } else if (extensions.has("GL_OES_tessellation_shader")) {
168         GET_PROC_SUFFIX(PatchParameteri, OES);
169     }
170 
171     if (glVer >= GR_GL_VER(3,0) && extensions.has("GL_EXT_blend_func_extended")) {
172         GET_PROC_SUFFIX(BindFragDataLocation, EXT);
173     }
174 
175     if (glVer >= GR_GL_VER(3,0) && extensions.has("GL_EXT_blend_func_extended")) {
176         GET_PROC_SUFFIX(BindFragDataLocationIndexed, EXT);
177     }
178 
179     if (extensions.has("GL_KHR_blend_equation_advanced")) {
180         GET_PROC_SUFFIX(BlendBarrier, KHR);
181     } else if (extensions.has("GL_NV_blend_equation_advanced")) {
182         GET_PROC_SUFFIX(BlendBarrier, NV);
183     }
184 
185     if (extensions.has("GL_EXT_clear_texture")) {
186         GET_PROC_SUFFIX(ClearTexImage, EXT);
187         GET_PROC_SUFFIX(ClearTexSubImage, EXT);
188     }
189 
190     if (glVer >= GR_GL_VER(3,0)) {
191         GET_PROC(DrawArraysInstanced);
192         GET_PROC(DrawElementsInstanced);
193     } else if (extensions.has("GL_EXT_draw_instanced")) {
194         GET_PROC_SUFFIX(DrawArraysInstanced, EXT);
195         GET_PROC_SUFFIX(DrawElementsInstanced, EXT);
196     }
197 
198     if (extensions.has("GL_EXT_base_instance")) {
199         GET_PROC_SUFFIX(DrawArraysInstancedBaseInstance, EXT);
200         GET_PROC_SUFFIX(DrawElementsInstancedBaseVertexBaseInstance, EXT);
201     } else if (extensions.has("GL_ANGLE_base_vertex_base_instance")) {
202         GET_PROC_SUFFIX(DrawArraysInstancedBaseInstance, ANGLE);
203         GET_PROC_SUFFIX(DrawElementsInstancedBaseVertexBaseInstance, ANGLE);
204     }
205 
206     if (glVer >= GR_GL_VER(3,0)) {
207         GET_PROC(DrawBuffers);
208         GET_PROC(ReadBuffer);
209     }
210 
211     if (glVer >= GR_GL_VER(3,1)) {
212         GET_PROC(DrawArraysIndirect);
213         GET_PROC(DrawElementsIndirect);
214     }
215 
216     if (extensions.has("GL_ANGLE_base_vertex_base_instance")) {
217         GET_PROC_SUFFIX(MultiDrawArraysInstancedBaseInstance, ANGLE);
218         GET_PROC_SUFFIX(MultiDrawElementsInstancedBaseVertexBaseInstance, ANGLE);
219     }
220 
221     if (glVer >= GR_GL_VER(3,0)) {
222         GET_PROC(DrawRangeElements);
223     }
224 
225     if (glVer >= GR_GL_VER(3,1)) {
226         GET_PROC(GetMultisamplefv);
227     }
228 
229     if (glVer >= GR_GL_VER(3,1)) {
230         GET_PROC(GetTexLevelParameteriv);
231     }
232 
233     if (extensions.has("GL_EXT_multi_draw_indirect")) {
234         GET_PROC_SUFFIX(MultiDrawArraysIndirect, EXT);
235         GET_PROC_SUFFIX(MultiDrawElementsIndirect, EXT);
236     }
237 
238     if (glVer >= GR_GL_VER(3,2)) {
239         GET_PROC(TexBuffer);
240     } else if (extensions.has("GL_OES_texture_buffer")) {
241         GET_PROC_SUFFIX(TexBuffer, OES);
242     } else if (extensions.has("GL_EXT_texture_buffer")) {
243         GET_PROC_SUFFIX(TexBuffer, EXT);
244     }
245 
246     if (glVer >= GR_GL_VER(3,2)) {
247         GET_PROC(TexBufferRange);
248     } else if (extensions.has("GL_OES_texture_buffer")) {
249         GET_PROC_SUFFIX(TexBufferRange, OES);
250     } else if (extensions.has("GL_EXT_texture_buffer")) {
251         GET_PROC_SUFFIX(TexBufferRange, EXT);
252     }
253 
254     if (glVer >= GR_GL_VER(3,0)) {
255         GET_PROC(TexStorage2D);
256     } else if (extensions.has("GL_EXT_texture_storage")) {
257         GET_PROC_SUFFIX(TexStorage2D, EXT);
258     }
259 
260     if (extensions.has("GL_NV_texture_barrier")) {
261         GET_PROC_SUFFIX(TextureBarrier, NV);
262     }
263 
264     if (extensions.has("GL_EXT_discard_framebuffer")) {
265         GET_PROC_SUFFIX(DiscardFramebuffer, EXT);
266     }
267 
268     if (extensions.has("GL_QCOM_tiled_rendering")) {
269         GET_PROC_SUFFIX(EndTiling, QCOM);
270         GET_PROC_SUFFIX(StartTiling, QCOM);
271     }
272 
273     if (glVer >= GR_GL_VER(3,0)) {
274         GET_PROC(VertexAttribDivisor);
275     } else if (extensions.has("GL_EXT_instanced_arrays")) {
276         GET_PROC_SUFFIX(VertexAttribDivisor, EXT);
277     }
278 
279     if (glVer >= GR_GL_VER(3,0)) {
280         GET_PROC(VertexAttribIPointer);
281     }
282 
283     GET_PROC(BindFramebuffer);
284     GET_PROC(BindRenderbuffer);
285     GET_PROC(CheckFramebufferStatus);
286     GET_PROC(DeleteFramebuffers);
287     GET_PROC(DeleteRenderbuffers);
288     GET_PROC(FramebufferRenderbuffer);
289     GET_PROC(FramebufferTexture2D);
290     GET_PROC(GenFramebuffers);
291     GET_PROC(GenRenderbuffers);
292     GET_PROC(GenerateMipmap);
293     GET_PROC(GetFramebufferAttachmentParameteriv);
294     GET_PROC(GetRenderbufferParameteriv);
295     GET_PROC(RenderbufferStorage);
296 
297     if (glVer >= GR_GL_VER(3,0)) {
298         GET_PROC(BlitFramebuffer);
299     } else if (extensions.has("GL_CHROMIUM_framebuffer_multisample")) {
300         GET_PROC_SUFFIX(BlitFramebuffer, CHROMIUM);
301     } else if (extensions.has("GL_ANGLE_framebuffer_blit")) {
302         GET_PROC_SUFFIX(BlitFramebuffer, ANGLE);
303     }
304 
305     if (glVer >= GR_GL_VER(3,0)) {
306         GET_PROC(RenderbufferStorageMultisample);
307     } else if (extensions.has("GL_CHROMIUM_framebuffer_multisample")) {
308         GET_PROC_SUFFIX(RenderbufferStorageMultisample, CHROMIUM);
309     } else if (extensions.has("GL_ANGLE_framebuffer_multisample")) {
310         GET_PROC_SUFFIX(RenderbufferStorageMultisample, ANGLE);
311     }
312 
313     if (extensions.has("GL_CHROMIUM_map_sub")) {
314         GET_PROC_SUFFIX(MapBufferSubData, CHROMIUM);
315         GET_PROC_SUFFIX(MapTexSubImage2D, CHROMIUM);
316         GET_PROC_SUFFIX(UnmapBufferSubData, CHROMIUM);
317         GET_PROC_SUFFIX(UnmapTexSubImage2D, CHROMIUM);
318     }
319 
320     if (extensions.has("GL_EXT_multisampled_render_to_texture")) {
321         GET_PROC_SUFFIX(FramebufferTexture2DMultisample, EXT);
322     } else if (extensions.has("GL_IMG_multisampled_render_to_texture")) {
323         GET_PROC_SUFFIX(FramebufferTexture2DMultisample, IMG);
324     }
325 
326     if (extensions.has("GL_EXT_multisampled_render_to_texture")) {
327         functions->fRenderbufferStorageMultisampleES2EXT =(GrGLRenderbufferStorageMultisampleFn*)get(ctx, "glRenderbufferStorageMultisampleEXT");
328     }
329 
330     if (extensions.has("GL_IMG_multisampled_render_to_texture")) {
331         functions->fRenderbufferStorageMultisampleES2EXT =(GrGLRenderbufferStorageMultisampleFn*)get(ctx, "glRenderbufferStorageMultisampleIMG");
332     }
333 
334     if (extensions.has("GL_APPLE_framebuffer_multisample")) {
335         GET_PROC_SUFFIX(ResolveMultisampleFramebuffer, APPLE);
336         functions->fRenderbufferStorageMultisampleES2APPLE =(GrGLRenderbufferStorageMultisampleFn*)get(ctx, "glRenderbufferStorageMultisampleAPPLE");
337     }
338 
339     if (extensions.has("GL_OES_mapbuffer")) {
340         GET_PROC_SUFFIX(MapBuffer, OES);
341     }
342 
343     if (glVer >= GR_GL_VER(3,0)) {
344         GET_PROC(UnmapBuffer);
345     } else if (extensions.has("GL_OES_mapbuffer")) {
346         GET_PROC_SUFFIX(UnmapBuffer, OES);
347     }
348 
349     if (glVer >= GR_GL_VER(3,0)) {
350         GET_PROC(FlushMappedBufferRange);
351         GET_PROC(MapBufferRange);
352     } else if (extensions.has("GL_EXT_map_buffer_range")) {
353         GET_PROC_SUFFIX(FlushMappedBufferRange, EXT);
354         GET_PROC_SUFFIX(MapBufferRange, EXT);
355     }
356 
357     if (extensions.has("GL_EXT_debug_marker")) {
358         GET_PROC_SUFFIX(InsertEventMarker, EXT);
359         GET_PROC_SUFFIX(PopGroupMarker, EXT);
360         GET_PROC_SUFFIX(PushGroupMarker, EXT);
361     }
362 
363     if (glVer >= GR_GL_VER(3,1)) {
364         GET_PROC(GetProgramResourceLocation);
365     }
366 
367     if (extensions.has("GL_CHROMIUM_path_rendering")) {
368         GET_PROC_SUFFIX(MatrixLoadIdentity, CHROMIUM);
369         GET_PROC_SUFFIX(MatrixLoadf, CHROMIUM);
370     } else if (extensions.has("GL_NV_path_rendering")) {
371         GET_PROC_SUFFIX(MatrixLoadIdentity, EXT);
372         GET_PROC_SUFFIX(MatrixLoadf, EXT);
373     }
374 
375     if (extensions.has("GL_CHROMIUM_path_rendering")) {
376         GET_PROC_SUFFIX(CoverFillPath, CHROMIUM);
377         GET_PROC_SUFFIX(CoverFillPathInstanced, CHROMIUM);
378         GET_PROC_SUFFIX(CoverStrokePath, CHROMIUM);
379         GET_PROC_SUFFIX(CoverStrokePathInstanced, CHROMIUM);
380         GET_PROC_SUFFIX(DeletePaths, CHROMIUM);
381         GET_PROC_SUFFIX(GenPaths, CHROMIUM);
382         GET_PROC_SUFFIX(IsPath, CHROMIUM);
383         GET_PROC_SUFFIX(PathCommands, CHROMIUM);
384         GET_PROC_SUFFIX(PathParameterf, CHROMIUM);
385         GET_PROC_SUFFIX(PathParameteri, CHROMIUM);
386         GET_PROC_SUFFIX(PathStencilFunc, CHROMIUM);
387         GET_PROC_SUFFIX(ProgramPathFragmentInputGen, CHROMIUM);
388         GET_PROC_SUFFIX(StencilFillPath, CHROMIUM);
389         GET_PROC_SUFFIX(StencilFillPathInstanced, CHROMIUM);
390         GET_PROC_SUFFIX(StencilStrokePath, CHROMIUM);
391         GET_PROC_SUFFIX(StencilStrokePathInstanced, CHROMIUM);
392         GET_PROC_SUFFIX(StencilThenCoverFillPath, CHROMIUM);
393         GET_PROC_SUFFIX(StencilThenCoverFillPathInstanced, CHROMIUM);
394         GET_PROC_SUFFIX(StencilThenCoverStrokePath, CHROMIUM);
395         GET_PROC_SUFFIX(StencilThenCoverStrokePathInstanced, CHROMIUM);
396     } else if (extensions.has("GL_NV_path_rendering")) {
397         GET_PROC_SUFFIX(CoverFillPath, NV);
398         GET_PROC_SUFFIX(CoverFillPathInstanced, NV);
399         GET_PROC_SUFFIX(CoverStrokePath, NV);
400         GET_PROC_SUFFIX(CoverStrokePathInstanced, NV);
401         GET_PROC_SUFFIX(DeletePaths, NV);
402         GET_PROC_SUFFIX(GenPaths, NV);
403         GET_PROC_SUFFIX(IsPath, NV);
404         GET_PROC_SUFFIX(PathCommands, NV);
405         GET_PROC_SUFFIX(PathParameterf, NV);
406         GET_PROC_SUFFIX(PathParameteri, NV);
407         GET_PROC_SUFFIX(PathStencilFunc, NV);
408         GET_PROC_SUFFIX(ProgramPathFragmentInputGen, NV);
409         GET_PROC_SUFFIX(StencilFillPath, NV);
410         GET_PROC_SUFFIX(StencilFillPathInstanced, NV);
411         GET_PROC_SUFFIX(StencilStrokePath, NV);
412         GET_PROC_SUFFIX(StencilStrokePathInstanced, NV);
413         GET_PROC_SUFFIX(StencilThenCoverFillPath, NV);
414         GET_PROC_SUFFIX(StencilThenCoverFillPathInstanced, NV);
415         GET_PROC_SUFFIX(StencilThenCoverStrokePath, NV);
416         GET_PROC_SUFFIX(StencilThenCoverStrokePathInstanced, NV);
417     }
418 
419     if (extensions.has("GL_CHROMIUM_path_rendering")) {
420         GET_PROC_SUFFIX(BindFragmentInputLocation, CHROMIUM);
421     }
422 
423     if (extensions.has("GL_CHROMIUM_framebuffer_mixed_samples")) {
424         GET_PROC_SUFFIX(CoverageModulation, CHROMIUM);
425     } else if (extensions.has("GL_NV_framebuffer_mixed_samples")) {
426         GET_PROC_SUFFIX(CoverageModulation, NV);
427     }
428 
429     if (extensions.has("GL_KHR_debug")) {
430         GET_PROC_SUFFIX(DebugMessageCallback, KHR);
431         GET_PROC_SUFFIX(DebugMessageControl, KHR);
432         GET_PROC_SUFFIX(DebugMessageInsert, KHR);
433         GET_PROC_SUFFIX(GetDebugMessageLog, KHR);
434         GET_PROC_SUFFIX(ObjectLabel, KHR);
435         GET_PROC_SUFFIX(PopDebugGroup, KHR);
436         GET_PROC_SUFFIX(PushDebugGroup, KHR);
437     }
438 
439     if (extensions.has("GL_CHROMIUM_bind_uniform_location")) {
440         GET_PROC_SUFFIX(BindUniformLocation, CHROMIUM);
441     }
442 
443     if (extensions.has("GL_EXT_window_rectangles")) {
444         GET_PROC_SUFFIX(WindowRectangles, EXT);
445     }
446 
447     if (glVer >= GR_GL_VER(3,0)) {
448         GET_PROC(ClientWaitSync);
449         GET_PROC(DeleteSync);
450         GET_PROC(FenceSync);
451         GET_PROC(IsSync);
452         GET_PROC(WaitSync);
453     } else if (extensions.has("GL_APPLE_sync")) {
454         GET_PROC_SUFFIX(ClientWaitSync, APPLE);
455         GET_PROC_SUFFIX(DeleteSync, APPLE);
456         GET_PROC_SUFFIX(FenceSync, APPLE);
457         GET_PROC_SUFFIX(IsSync, APPLE);
458         GET_PROC_SUFFIX(WaitSync, APPLE);
459     }
460 
461     if (glVer >= GR_GL_VER(3,0)) {
462         GET_PROC(GetInternalformativ);
463     }
464 
465     if (glVer >= GR_GL_VER(3,0)) {
466         GET_PROC(GetProgramBinary);
467         GET_PROC(ProgramBinary);
468     } else if (extensions.has("GL_OES_get_program_binary")) {
469         GET_PROC_SUFFIX(GetProgramBinary, OES);
470         GET_PROC_SUFFIX(ProgramBinary, OES);
471     }
472 
473     if (glVer >= GR_GL_VER(3,0)) {
474         GET_PROC(ProgramParameteri);
475     }
476 
477     if (glVer >= GR_GL_VER(3,0)) {
478         GET_PROC(BindSampler);
479         GET_PROC(DeleteSamplers);
480         GET_PROC(GenSamplers);
481         GET_PROC(SamplerParameteri);
482         GET_PROC(SamplerParameteriv);
483     }
484 
485     if (glVer >= GR_GL_VER(3,0)) {
486 #if GR_TEST_UTILS
487         GET_PROC(BeginQuery);
488         GET_PROC(DeleteQueries);
489         GET_PROC(EndQuery);
490         GET_PROC(GenQueries);
491         GET_PROC(GetQueryObjectuiv);
492         GET_PROC(GetQueryiv);
493 #endif
494     } else if (extensions.has("GL_EXT_occlusion_query_boolean")) {
495 #if GR_TEST_UTILS
496         GET_PROC_SUFFIX(BeginQuery, EXT);
497         GET_PROC_SUFFIX(DeleteQueries, EXT);
498         GET_PROC_SUFFIX(EndQuery, EXT);
499         GET_PROC_SUFFIX(GenQueries, EXT);
500         GET_PROC_SUFFIX(GetQueryObjectuiv, EXT);
501         GET_PROC_SUFFIX(GetQueryiv, EXT);
502 #endif
503     }
504 
505     if (glVer >= GR_GL_VER(3,0)) {
506         GET_PROC(InvalidateFramebuffer);
507         GET_PROC(InvalidateSubFramebuffer);
508     }
509 
510     GET_PROC(GetShaderPrecisionFormat);
511 
512     if (extensions.has("GL_NV_fence")) {
513         GET_PROC_SUFFIX(DeleteFences, NV);
514         GET_PROC_SUFFIX(FinishFence, NV);
515         GET_PROC_SUFFIX(GenFences, NV);
516         GET_PROC_SUFFIX(SetFence, NV);
517         GET_PROC_SUFFIX(TestFence, NV);
518     }
519 
520 
521     // End autogenerated content
522     // TODO(kjlubick): Do we want a feature that removes the extension if it doesn't have
523     // the function? This is common on some low-end GPUs.
524 
525     if (extensions.has("GL_KHR_debug")) {
526         // In general we have a policy against removing extension strings when the driver does
527         // not provide function pointers for an advertised extension. However, because there is a
528         // known device that advertises GL_KHR_debug but fails to provide the functions and this is
529         // a debugging- only extension we've made an exception. This also can happen when using
530         // APITRACE.
531         if (!interface->fFunctions.fDebugMessageControl) {
532             extensions.remove("GL_KHR_debug");
533         }
534     }
535     interface->fStandard = kGLES_GrGLStandard;
536     interface->fExtensions.swap(&extensions);
537 
538     return std::move(interface);
539 }
540 #endif
541