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Side by Side Diff: gpu/blink/webgraphicscontext3d_impl.cc

Issue 1053393002: Remove //gpu/{blink,ipc}, gyp files, DEPS files (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 8 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "gpu/blink/webgraphicscontext3d_impl.h"
6
7 #include "base/atomicops.h"
8 #include "base/lazy_instance.h"
9 #include "base/logging.h"
10 #include "gpu/GLES2/gl2extchromium.h"
11 #include "gpu/command_buffer/client/gles2_implementation.h"
12 #include "gpu/command_buffer/client/gles2_lib.h"
13 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
14 #include "gpu/skia_bindings/gl_bindings_skia_cmd_buffer.h"
15
16 #include "third_party/khronos/GLES2/gl2.h"
17 #ifndef GL_GLEXT_PROTOTYPES
18 #define GL_GLEXT_PROTOTYPES 1
19 #endif
20 #include "third_party/khronos/GLES2/gl2ext.h"
21
22 using blink::WGC3Dbitfield;
23 using blink::WGC3Dboolean;
24 using blink::WGC3Dbyte;
25 using blink::WGC3Dchar;
26 using blink::WGC3Dclampf;
27 using blink::WGC3Denum;
28 using blink::WGC3Dfloat;
29 using blink::WGC3Dint;
30 using blink::WGC3Dintptr;
31 using blink::WGC3Dsizei;
32 using blink::WGC3Dsizeiptr;
33 using blink::WGC3Duint64;
34 using blink::WGC3Duint;
35 using blink::WebGLId;
36
37 namespace gpu_blink {
38
39 namespace {
40
41 uint32_t GenFlushID() {
42 static base::subtle::Atomic32 flush_id = 0;
43
44 base::subtle::Atomic32 my_id = base::subtle::Barrier_AtomicIncrement(
45 &flush_id, 1);
46 return static_cast<uint32_t>(my_id);
47 }
48
49 } // namespace anonymous
50
51 class WebGraphicsContext3DErrorMessageCallback
52 : public ::gpu::gles2::GLES2ImplementationErrorMessageCallback {
53 public:
54 WebGraphicsContext3DErrorMessageCallback(
55 WebGraphicsContext3DImpl* context)
56 : graphics_context_(context) {
57 }
58
59 void OnErrorMessage(const char* msg, int id) override;
60
61 private:
62 WebGraphicsContext3DImpl* graphics_context_;
63
64 DISALLOW_COPY_AND_ASSIGN(WebGraphicsContext3DErrorMessageCallback);
65 };
66
67 void WebGraphicsContext3DErrorMessageCallback::OnErrorMessage(
68 const char* msg, int id) {
69 graphics_context_->OnErrorMessage(msg, id);
70 }
71
72 // Helper macros to reduce the amount of code.
73
74 #define DELEGATE_TO_GL(name, glname) \
75 void WebGraphicsContext3DImpl::name() { \
76 gl_->glname(); \
77 }
78
79 #define DELEGATE_TO_GL_R(name, glname, rt) \
80 rt WebGraphicsContext3DImpl::name() { \
81 return gl_->glname(); \
82 }
83
84 #define DELEGATE_TO_GL_1(name, glname, t1) \
85 void WebGraphicsContext3DImpl::name(t1 a1) { \
86 gl_->glname(a1); \
87 }
88
89 #define DELEGATE_TO_GL_1R(name, glname, t1, rt) \
90 rt WebGraphicsContext3DImpl::name(t1 a1) { \
91 return gl_->glname(a1); \
92 }
93
94 #define DELEGATE_TO_GL_1RB(name, glname, t1, rt) \
95 rt WebGraphicsContext3DImpl::name(t1 a1) { \
96 return gl_->glname(a1) ? true : false; \
97 }
98
99 #define DELEGATE_TO_GL_2(name, glname, t1, t2) \
100 void WebGraphicsContext3DImpl::name(t1 a1, t2 a2) { \
101 gl_->glname(a1, a2); \
102 }
103
104 #define DELEGATE_TO_GL_2R(name, glname, t1, t2, rt) \
105 rt WebGraphicsContext3DImpl::name(t1 a1, t2 a2) { \
106 return gl_->glname(a1, a2); \
107 }
108
109 #define DELEGATE_TO_GL_3(name, glname, t1, t2, t3) \
110 void WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3) { \
111 gl_->glname(a1, a2, a3); \
112 }
113
114 #define DELEGATE_TO_GL_3R(name, glname, t1, t2, t3, rt) \
115 rt WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3) { \
116 return gl_->glname(a1, a2, a3); \
117 }
118
119 #define DELEGATE_TO_GL_4(name, glname, t1, t2, t3, t4) \
120 void WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3, t4 a4) { \
121 gl_->glname(a1, a2, a3, a4); \
122 }
123
124 #define DELEGATE_TO_GL_4R(name, glname, t1, t2, t3, t4, rt) \
125 rt WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3, t4 a4) { \
126 return gl_->glname(a1, a2, a3, a4); \
127 }
128
129 #define DELEGATE_TO_GL_5(name, glname, t1, t2, t3, t4, t5) \
130 void WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5) {\
131 \
132 gl_->glname(a1, a2, a3, a4, a5); \
133 }
134
135 #define DELEGATE_TO_GL_6(name, glname, t1, t2, t3, t4, t5, t6) \
136 void WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, \
137 t6 a6) { \
138 gl_->glname(a1, a2, a3, a4, a5, a6); \
139 }
140
141 #define DELEGATE_TO_GL_7(name, glname, t1, t2, t3, t4, t5, t6, t7) \
142 void WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, \
143 t6 a6, t7 a7) { \
144 gl_->glname(a1, a2, a3, a4, a5, a6, a7); \
145 }
146
147 #define DELEGATE_TO_GL_8(name, glname, t1, t2, t3, t4, t5, t6, t7, t8) \
148 void WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, \
149 t6 a6, t7 a7, t8 a8) { \
150 gl_->glname(a1, a2, a3, a4, a5, a6, a7, a8); \
151 }
152
153 #define DELEGATE_TO_GL_9(name, glname, t1, t2, t3, t4, t5, t6, t7, t8, t9) \
154 void WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, \
155 t6 a6, t7 a7, t8 a8, t9 a9) { \
156 gl_->glname(a1, a2, a3, a4, a5, a6, a7, a8, a9); \
157 }
158
159 #define DELEGATE_TO_GL_9R(name, glname, t1, t2, t3, t4, t5, t6, t7, t8, \
160 t9, rt) \
161 rt WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, \
162 t6 a6, t7 a7, t8 a8, t9 a9) { \
163 return gl_->glname(a1, a2, a3, a4, a5, a6, a7, a8, a9); \
164 }
165
166 #define DELEGATE_TO_GL_10(name, glname, t1, t2, t3, t4, t5, t6, t7, t8, \
167 t9, t10) \
168 void WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, \
169 t6 a6, t7 a7, t8 a8, t9 a9, \
170 t10 a10) { \
171 gl_->glname(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); \
172 }
173
174 #define DELEGATE_TO_GL_11(name, glname, t1, t2, t3, t4, t5, t6, t7, t8, \
175 t9, t10, t11) \
176 void WebGraphicsContext3DImpl::name(t1 a1, t2 a2, t3 a3, t4 a4, t5 a5, \
177 t6 a6, t7 a7, t8 a8, t9 a9, t10 a10,\
178 t11 a11) { \
179 gl_->glname(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11); \
180 }
181
182 WebGraphicsContext3DImpl::WebGraphicsContext3DImpl()
183 : initialized_(false),
184 initialize_failed_(false),
185 context_lost_callback_(0),
186 context_lost_reason_(GL_NO_ERROR),
187 error_message_callback_(0),
188 gl_(NULL),
189 flush_id_(0) {
190 }
191
192 WebGraphicsContext3DImpl::~WebGraphicsContext3DImpl() {
193
194 }
195
196 void WebGraphicsContext3DImpl::synthesizeGLError(WGC3Denum error) {
197 if (std::find(synthetic_errors_.begin(), synthetic_errors_.end(), error) ==
198 synthetic_errors_.end()) {
199 synthetic_errors_.push_back(error);
200 }
201 }
202
203 uint32_t WebGraphicsContext3DImpl::lastFlushID() {
204 return flush_id_;
205 }
206
207 DELEGATE_TO_GL_R(insertSyncPoint, InsertSyncPointCHROMIUM, unsigned int)
208
209 DELEGATE_TO_GL_3(reshapeWithScaleFactor, ResizeCHROMIUM, int, int, float)
210
211 DELEGATE_TO_GL_4R(mapBufferSubDataCHROMIUM, MapBufferSubDataCHROMIUM, WGC3Denum,
212 WGC3Dintptr, WGC3Dsizeiptr, WGC3Denum, void*)
213
214 DELEGATE_TO_GL_1(unmapBufferSubDataCHROMIUM, UnmapBufferSubDataCHROMIUM,
215 const void*)
216
217 DELEGATE_TO_GL_9R(mapTexSubImage2DCHROMIUM, MapTexSubImage2DCHROMIUM, WGC3Denum,
218 WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dsizei, WGC3Dsizei,
219 WGC3Denum, WGC3Denum, WGC3Denum, void*)
220
221 DELEGATE_TO_GL_1(unmapTexSubImage2DCHROMIUM, UnmapTexSubImage2DCHROMIUM,
222 const void*)
223
224 DELEGATE_TO_GL_3(discardFramebufferEXT, DiscardFramebufferEXT, WGC3Denum,
225 WGC3Dsizei, const WGC3Denum*)
226
227 blink::WebString WebGraphicsContext3DImpl::
228 getRequestableExtensionsCHROMIUM() {
229 return blink::WebString::fromUTF8(
230 gl_->GetRequestableExtensionsCHROMIUM());
231 }
232
233 DELEGATE_TO_GL_1(requestExtensionCHROMIUM, RequestExtensionCHROMIUM,
234 const char*)
235
236 void WebGraphicsContext3DImpl::blitFramebufferCHROMIUM(
237 WGC3Dint srcX0, WGC3Dint srcY0, WGC3Dint srcX1, WGC3Dint srcY1,
238 WGC3Dint dstX0, WGC3Dint dstY0, WGC3Dint dstX1, WGC3Dint dstY1,
239 WGC3Dbitfield mask, WGC3Denum filter) {
240 gl_->BlitFramebufferCHROMIUM(
241 srcX0, srcY0, srcX1, srcY1,
242 dstX0, dstY0, dstX1, dstY1,
243 mask, filter);
244 }
245
246 DELEGATE_TO_GL_5(renderbufferStorageMultisampleCHROMIUM,
247 RenderbufferStorageMultisampleCHROMIUM, WGC3Denum, WGC3Dsizei,
248 WGC3Denum, WGC3Dsizei, WGC3Dsizei)
249
250 DELEGATE_TO_GL_1(activeTexture, ActiveTexture, WGC3Denum)
251
252 DELEGATE_TO_GL_2(attachShader, AttachShader, WebGLId, WebGLId)
253
254 DELEGATE_TO_GL_3(bindAttribLocation, BindAttribLocation, WebGLId,
255 WGC3Duint, const WGC3Dchar*)
256
257 DELEGATE_TO_GL_2(bindBuffer, BindBuffer, WGC3Denum, WebGLId)
258
259 DELEGATE_TO_GL_2(bindFramebuffer, BindFramebuffer, WGC3Denum, WebGLId)
260
261 DELEGATE_TO_GL_2(bindRenderbuffer, BindRenderbuffer, WGC3Denum, WebGLId)
262
263 DELEGATE_TO_GL_2(bindTexture, BindTexture, WGC3Denum, WebGLId)
264
265 DELEGATE_TO_GL_4(blendColor, BlendColor,
266 WGC3Dclampf, WGC3Dclampf, WGC3Dclampf, WGC3Dclampf)
267
268 DELEGATE_TO_GL_1(blendEquation, BlendEquation, WGC3Denum)
269
270 DELEGATE_TO_GL_2(blendEquationSeparate, BlendEquationSeparate,
271 WGC3Denum, WGC3Denum)
272
273 DELEGATE_TO_GL_2(blendFunc, BlendFunc, WGC3Denum, WGC3Denum)
274
275 DELEGATE_TO_GL_4(blendFuncSeparate, BlendFuncSeparate,
276 WGC3Denum, WGC3Denum, WGC3Denum, WGC3Denum)
277
278 DELEGATE_TO_GL_4(bufferData, BufferData,
279 WGC3Denum, WGC3Dsizeiptr, const void*, WGC3Denum)
280
281 DELEGATE_TO_GL_4(bufferSubData, BufferSubData,
282 WGC3Denum, WGC3Dintptr, WGC3Dsizeiptr, const void*)
283
284 DELEGATE_TO_GL_1R(checkFramebufferStatus, CheckFramebufferStatus,
285 WGC3Denum, WGC3Denum)
286
287 DELEGATE_TO_GL_1(clear, Clear, WGC3Dbitfield)
288
289 DELEGATE_TO_GL_4(clearColor, ClearColor,
290 WGC3Dclampf, WGC3Dclampf, WGC3Dclampf, WGC3Dclampf)
291
292 DELEGATE_TO_GL_1(clearDepth, ClearDepthf, WGC3Dclampf)
293
294 DELEGATE_TO_GL_1(clearStencil, ClearStencil, WGC3Dint)
295
296 DELEGATE_TO_GL_4(colorMask, ColorMask,
297 WGC3Dboolean, WGC3Dboolean, WGC3Dboolean, WGC3Dboolean)
298
299 DELEGATE_TO_GL_1(compileShader, CompileShader, WebGLId)
300
301 DELEGATE_TO_GL_8(compressedTexImage2D, CompressedTexImage2D,
302 WGC3Denum, WGC3Dint, WGC3Denum, WGC3Dint, WGC3Dint,
303 WGC3Dsizei, WGC3Dsizei, const void*)
304
305 DELEGATE_TO_GL_9(compressedTexSubImage2D, CompressedTexSubImage2D,
306 WGC3Denum, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint,
307 WGC3Denum, WGC3Dsizei, const void*)
308
309 DELEGATE_TO_GL_8(copyTexImage2D, CopyTexImage2D,
310 WGC3Denum, WGC3Dint, WGC3Denum, WGC3Dint, WGC3Dint,
311 WGC3Dsizei, WGC3Dsizei, WGC3Dint)
312
313 DELEGATE_TO_GL_8(copyTexSubImage2D, CopyTexSubImage2D,
314 WGC3Denum, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint,
315 WGC3Dsizei, WGC3Dsizei)
316
317 DELEGATE_TO_GL_1(cullFace, CullFace, WGC3Denum)
318
319 DELEGATE_TO_GL_1(depthFunc, DepthFunc, WGC3Denum)
320
321 DELEGATE_TO_GL_1(depthMask, DepthMask, WGC3Dboolean)
322
323 DELEGATE_TO_GL_2(depthRange, DepthRangef, WGC3Dclampf, WGC3Dclampf)
324
325 DELEGATE_TO_GL_2(detachShader, DetachShader, WebGLId, WebGLId)
326
327 DELEGATE_TO_GL_1(disable, Disable, WGC3Denum)
328
329 DELEGATE_TO_GL_1(disableVertexAttribArray, DisableVertexAttribArray,
330 WGC3Duint)
331
332 DELEGATE_TO_GL_3(drawArrays, DrawArrays, WGC3Denum, WGC3Dint, WGC3Dsizei)
333
334 void WebGraphicsContext3DImpl::drawElements(WGC3Denum mode,
335 WGC3Dsizei count,
336 WGC3Denum type,
337 WGC3Dintptr offset) {
338 gl_->DrawElements(
339 mode, count, type,
340 reinterpret_cast<void*>(static_cast<intptr_t>(offset)));
341 }
342
343 DELEGATE_TO_GL_1(enable, Enable, WGC3Denum)
344
345 DELEGATE_TO_GL_1(enableVertexAttribArray, EnableVertexAttribArray,
346 WGC3Duint)
347
348 void WebGraphicsContext3DImpl::finish() {
349 flush_id_ = GenFlushID();
350 gl_->Finish();
351 }
352
353 void WebGraphicsContext3DImpl::flush() {
354 flush_id_ = GenFlushID();
355 gl_->Flush();
356 }
357
358 DELEGATE_TO_GL_4(framebufferRenderbuffer, FramebufferRenderbuffer,
359 WGC3Denum, WGC3Denum, WGC3Denum, WebGLId)
360
361 DELEGATE_TO_GL_5(framebufferTexture2D, FramebufferTexture2D,
362 WGC3Denum, WGC3Denum, WGC3Denum, WebGLId, WGC3Dint)
363
364 DELEGATE_TO_GL_1(frontFace, FrontFace, WGC3Denum)
365
366 DELEGATE_TO_GL_1(generateMipmap, GenerateMipmap, WGC3Denum)
367
368 bool WebGraphicsContext3DImpl::getActiveAttrib(
369 WebGLId program, WGC3Duint index, ActiveInfo& info) {
370 if (!program) {
371 synthesizeGLError(GL_INVALID_VALUE);
372 return false;
373 }
374 GLint max_name_length = -1;
375 gl_->GetProgramiv(
376 program, GL_ACTIVE_ATTRIBUTE_MAX_LENGTH, &max_name_length);
377 if (max_name_length < 0)
378 return false;
379 if (max_name_length == 0) {
380 // No active attributes exist.
381 synthesizeGLError(GL_INVALID_VALUE);
382 return false;
383 }
384 scoped_ptr<GLchar[]> name(new GLchar[max_name_length]);
385 GLsizei length = 0;
386 GLint size = -1;
387 GLenum type = 0;
388 gl_->GetActiveAttrib(
389 program, index, max_name_length, &length, &size, &type, name.get());
390 if (size < 0) {
391 return false;
392 }
393 info.name = blink::WebString::fromUTF8(name.get(), length);
394 info.type = type;
395 info.size = size;
396 return true;
397 }
398
399 bool WebGraphicsContext3DImpl::getActiveUniform(
400 WebGLId program, WGC3Duint index, ActiveInfo& info) {
401 GLint max_name_length = -1;
402 gl_->GetProgramiv(
403 program, GL_ACTIVE_UNIFORM_MAX_LENGTH, &max_name_length);
404 if (max_name_length < 0)
405 return false;
406 if (max_name_length == 0) {
407 // No active uniforms exist.
408 synthesizeGLError(GL_INVALID_VALUE);
409 return false;
410 }
411 scoped_ptr<GLchar[]> name(new GLchar[max_name_length]);
412 GLsizei length = 0;
413 GLint size = -1;
414 GLenum type = 0;
415 gl_->GetActiveUniform(
416 program, index, max_name_length, &length, &size, &type, name.get());
417 if (size < 0) {
418 return false;
419 }
420 info.name = blink::WebString::fromUTF8(name.get(), length);
421 info.type = type;
422 info.size = size;
423 return true;
424 }
425
426 DELEGATE_TO_GL_4(getAttachedShaders, GetAttachedShaders,
427 WebGLId, WGC3Dsizei, WGC3Dsizei*, WebGLId*)
428
429 DELEGATE_TO_GL_2R(getAttribLocation, GetAttribLocation,
430 WebGLId, const WGC3Dchar*, WGC3Dint)
431
432 DELEGATE_TO_GL_2(getBooleanv, GetBooleanv, WGC3Denum, WGC3Dboolean*)
433
434 DELEGATE_TO_GL_3(getBufferParameteriv, GetBufferParameteriv,
435 WGC3Denum, WGC3Denum, WGC3Dint*)
436
437 WGC3Denum WebGraphicsContext3DImpl::getError() {
438 if (!synthetic_errors_.empty()) {
439 std::vector<WGC3Denum>::iterator iter = synthetic_errors_.begin();
440 WGC3Denum err = *iter;
441 synthetic_errors_.erase(iter);
442 return err;
443 }
444
445 return gl_->GetError();
446 }
447
448 DELEGATE_TO_GL_2(getFloatv, GetFloatv, WGC3Denum, WGC3Dfloat*)
449
450 DELEGATE_TO_GL_4(getFramebufferAttachmentParameteriv,
451 GetFramebufferAttachmentParameteriv,
452 WGC3Denum, WGC3Denum, WGC3Denum, WGC3Dint*)
453
454 DELEGATE_TO_GL_2(getIntegerv, GetIntegerv, WGC3Denum, WGC3Dint*)
455
456 DELEGATE_TO_GL_3(getProgramiv, GetProgramiv, WebGLId, WGC3Denum, WGC3Dint*)
457
458 blink::WebString WebGraphicsContext3DImpl::getProgramInfoLog(
459 WebGLId program) {
460 GLint logLength = 0;
461 gl_->GetProgramiv(program, GL_INFO_LOG_LENGTH, &logLength);
462 if (!logLength)
463 return blink::WebString();
464 scoped_ptr<GLchar[]> log(new GLchar[logLength]);
465 if (!log)
466 return blink::WebString();
467 GLsizei returnedLogLength = 0;
468 gl_->GetProgramInfoLog(
469 program, logLength, &returnedLogLength, log.get());
470 DCHECK_EQ(logLength, returnedLogLength + 1);
471 blink::WebString res =
472 blink::WebString::fromUTF8(log.get(), returnedLogLength);
473 return res;
474 }
475
476 DELEGATE_TO_GL_3(getRenderbufferParameteriv, GetRenderbufferParameteriv,
477 WGC3Denum, WGC3Denum, WGC3Dint*)
478
479 DELEGATE_TO_GL_3(getShaderiv, GetShaderiv, WebGLId, WGC3Denum, WGC3Dint*)
480
481 blink::WebString WebGraphicsContext3DImpl::getShaderInfoLog(
482 WebGLId shader) {
483 GLint logLength = 0;
484 gl_->GetShaderiv(shader, GL_INFO_LOG_LENGTH, &logLength);
485 if (!logLength)
486 return blink::WebString();
487 scoped_ptr<GLchar[]> log(new GLchar[logLength]);
488 if (!log)
489 return blink::WebString();
490 GLsizei returnedLogLength = 0;
491 gl_->GetShaderInfoLog(
492 shader, logLength, &returnedLogLength, log.get());
493 DCHECK_EQ(logLength, returnedLogLength + 1);
494 blink::WebString res =
495 blink::WebString::fromUTF8(log.get(), returnedLogLength);
496 return res;
497 }
498
499 DELEGATE_TO_GL_4(getShaderPrecisionFormat, GetShaderPrecisionFormat,
500 WGC3Denum, WGC3Denum, WGC3Dint*, WGC3Dint*)
501
502 blink::WebString WebGraphicsContext3DImpl::getShaderSource(
503 WebGLId shader) {
504 GLint logLength = 0;
505 gl_->GetShaderiv(shader, GL_SHADER_SOURCE_LENGTH, &logLength);
506 if (!logLength)
507 return blink::WebString();
508 scoped_ptr<GLchar[]> log(new GLchar[logLength]);
509 if (!log)
510 return blink::WebString();
511 GLsizei returnedLogLength = 0;
512 gl_->GetShaderSource(
513 shader, logLength, &returnedLogLength, log.get());
514 if (!returnedLogLength)
515 return blink::WebString();
516 DCHECK_EQ(logLength, returnedLogLength + 1);
517 blink::WebString res =
518 blink::WebString::fromUTF8(log.get(), returnedLogLength);
519 return res;
520 }
521
522 blink::WebString WebGraphicsContext3DImpl::
523 getTranslatedShaderSourceANGLE(WebGLId shader) {
524 GLint logLength = 0;
525 gl_->GetShaderiv(
526 shader, GL_TRANSLATED_SHADER_SOURCE_LENGTH_ANGLE, &logLength);
527 if (!logLength)
528 return blink::WebString();
529 scoped_ptr<GLchar[]> log(new GLchar[logLength]);
530 if (!log)
531 return blink::WebString();
532 GLsizei returnedLogLength = 0;
533 gl_->GetTranslatedShaderSourceANGLE(
534 shader, logLength, &returnedLogLength, log.get());
535 if (!returnedLogLength)
536 return blink::WebString();
537 DCHECK_EQ(logLength, returnedLogLength + 1);
538 blink::WebString res =
539 blink::WebString::fromUTF8(log.get(), returnedLogLength);
540 return res;
541 }
542
543 blink::WebString WebGraphicsContext3DImpl::getString(
544 WGC3Denum name) {
545 return blink::WebString::fromUTF8(
546 reinterpret_cast<const char*>(gl_->GetString(name)));
547 }
548
549 DELEGATE_TO_GL_3(getTexParameterfv, GetTexParameterfv,
550 WGC3Denum, WGC3Denum, WGC3Dfloat*)
551
552 DELEGATE_TO_GL_3(getTexParameteriv, GetTexParameteriv,
553 WGC3Denum, WGC3Denum, WGC3Dint*)
554
555 DELEGATE_TO_GL_3(getUniformfv, GetUniformfv, WebGLId, WGC3Dint, WGC3Dfloat*)
556
557 DELEGATE_TO_GL_3(getUniformiv, GetUniformiv, WebGLId, WGC3Dint, WGC3Dint*)
558
559 DELEGATE_TO_GL_2R(getUniformLocation, GetUniformLocation,
560 WebGLId, const WGC3Dchar*, WGC3Dint)
561
562 DELEGATE_TO_GL_3(getVertexAttribfv, GetVertexAttribfv,
563 WGC3Duint, WGC3Denum, WGC3Dfloat*)
564
565 DELEGATE_TO_GL_3(getVertexAttribiv, GetVertexAttribiv,
566 WGC3Duint, WGC3Denum, WGC3Dint*)
567
568 WGC3Dsizeiptr WebGraphicsContext3DImpl::getVertexAttribOffset(
569 WGC3Duint index, WGC3Denum pname) {
570 GLvoid* value = NULL;
571 // NOTE: If pname is ever a value that returns more then 1 element
572 // this will corrupt memory.
573 gl_->GetVertexAttribPointerv(index, pname, &value);
574 return static_cast<WGC3Dsizeiptr>(reinterpret_cast<intptr_t>(value));
575 }
576
577 DELEGATE_TO_GL_2(hint, Hint, WGC3Denum, WGC3Denum)
578
579 DELEGATE_TO_GL_1RB(isBuffer, IsBuffer, WebGLId, WGC3Dboolean)
580
581 DELEGATE_TO_GL_1RB(isEnabled, IsEnabled, WGC3Denum, WGC3Dboolean)
582
583 DELEGATE_TO_GL_1RB(isFramebuffer, IsFramebuffer, WebGLId, WGC3Dboolean)
584
585 DELEGATE_TO_GL_1RB(isProgram, IsProgram, WebGLId, WGC3Dboolean)
586
587 DELEGATE_TO_GL_1RB(isRenderbuffer, IsRenderbuffer, WebGLId, WGC3Dboolean)
588
589 DELEGATE_TO_GL_1RB(isShader, IsShader, WebGLId, WGC3Dboolean)
590
591 DELEGATE_TO_GL_1RB(isTexture, IsTexture, WebGLId, WGC3Dboolean)
592
593 DELEGATE_TO_GL_1(lineWidth, LineWidth, WGC3Dfloat)
594
595 DELEGATE_TO_GL_1(linkProgram, LinkProgram, WebGLId)
596
597 DELEGATE_TO_GL_2(pixelStorei, PixelStorei, WGC3Denum, WGC3Dint)
598
599 DELEGATE_TO_GL_2(polygonOffset, PolygonOffset, WGC3Dfloat, WGC3Dfloat)
600
601 DELEGATE_TO_GL_7(readPixels, ReadPixels,
602 WGC3Dint, WGC3Dint, WGC3Dsizei, WGC3Dsizei, WGC3Denum,
603 WGC3Denum, void*)
604
605 DELEGATE_TO_GL_4(renderbufferStorage, RenderbufferStorage,
606 WGC3Denum, WGC3Denum, WGC3Dsizei, WGC3Dsizei)
607
608 DELEGATE_TO_GL_2(sampleCoverage, SampleCoverage, WGC3Dfloat, WGC3Dboolean)
609
610 DELEGATE_TO_GL_4(scissor, Scissor, WGC3Dint, WGC3Dint, WGC3Dsizei, WGC3Dsizei)
611
612 void WebGraphicsContext3DImpl::shaderSource(
613 WebGLId shader, const WGC3Dchar* string) {
614 GLint length = strlen(string);
615 gl_->ShaderSource(shader, 1, &string, &length);
616 }
617
618 DELEGATE_TO_GL_3(stencilFunc, StencilFunc, WGC3Denum, WGC3Dint, WGC3Duint)
619
620 DELEGATE_TO_GL_4(stencilFuncSeparate, StencilFuncSeparate,
621 WGC3Denum, WGC3Denum, WGC3Dint, WGC3Duint)
622
623 DELEGATE_TO_GL_1(stencilMask, StencilMask, WGC3Duint)
624
625 DELEGATE_TO_GL_2(stencilMaskSeparate, StencilMaskSeparate,
626 WGC3Denum, WGC3Duint)
627
628 DELEGATE_TO_GL_3(stencilOp, StencilOp,
629 WGC3Denum, WGC3Denum, WGC3Denum)
630
631 DELEGATE_TO_GL_4(stencilOpSeparate, StencilOpSeparate,
632 WGC3Denum, WGC3Denum, WGC3Denum, WGC3Denum)
633
634 DELEGATE_TO_GL_9(texImage2D, TexImage2D,
635 WGC3Denum, WGC3Dint, WGC3Denum, WGC3Dsizei, WGC3Dsizei,
636 WGC3Dint, WGC3Denum, WGC3Denum, const void*)
637
638 DELEGATE_TO_GL_3(texParameterf, TexParameterf,
639 WGC3Denum, WGC3Denum, WGC3Dfloat);
640
641 static const unsigned int kTextureWrapR = 0x8072;
642
643 void WebGraphicsContext3DImpl::texParameteri(
644 WGC3Denum target, WGC3Denum pname, WGC3Dint param) {
645 // TODO(kbr): figure out whether the setting of TEXTURE_WRAP_R in
646 // GraphicsContext3D.cpp is strictly necessary to avoid seams at the
647 // edge of cube maps, and, if it is, push it into the GLES2 service
648 // side code.
649 if (pname == kTextureWrapR) {
650 return;
651 }
652 gl_->TexParameteri(target, pname, param);
653 }
654
655 DELEGATE_TO_GL_9(texSubImage2D, TexSubImage2D,
656 WGC3Denum, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dsizei,
657 WGC3Dsizei, WGC3Denum, WGC3Denum, const void*)
658
659 DELEGATE_TO_GL_2(uniform1f, Uniform1f, WGC3Dint, WGC3Dfloat)
660
661 DELEGATE_TO_GL_3(uniform1fv, Uniform1fv, WGC3Dint, WGC3Dsizei,
662 const WGC3Dfloat*)
663
664 DELEGATE_TO_GL_2(uniform1i, Uniform1i, WGC3Dint, WGC3Dint)
665
666 DELEGATE_TO_GL_3(uniform1iv, Uniform1iv, WGC3Dint, WGC3Dsizei, const WGC3Dint*)
667
668 DELEGATE_TO_GL_3(uniform2f, Uniform2f, WGC3Dint, WGC3Dfloat, WGC3Dfloat)
669
670 DELEGATE_TO_GL_3(uniform2fv, Uniform2fv, WGC3Dint, WGC3Dsizei,
671 const WGC3Dfloat*)
672
673 DELEGATE_TO_GL_3(uniform2i, Uniform2i, WGC3Dint, WGC3Dint, WGC3Dint)
674
675 DELEGATE_TO_GL_3(uniform2iv, Uniform2iv, WGC3Dint, WGC3Dsizei, const WGC3Dint*)
676
677 DELEGATE_TO_GL_4(uniform3f, Uniform3f, WGC3Dint,
678 WGC3Dfloat, WGC3Dfloat, WGC3Dfloat)
679
680 DELEGATE_TO_GL_3(uniform3fv, Uniform3fv, WGC3Dint, WGC3Dsizei,
681 const WGC3Dfloat*)
682
683 DELEGATE_TO_GL_4(uniform3i, Uniform3i, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint)
684
685 DELEGATE_TO_GL_3(uniform3iv, Uniform3iv, WGC3Dint, WGC3Dsizei, const WGC3Dint*)
686
687 DELEGATE_TO_GL_5(uniform4f, Uniform4f, WGC3Dint,
688 WGC3Dfloat, WGC3Dfloat, WGC3Dfloat, WGC3Dfloat)
689
690 DELEGATE_TO_GL_3(uniform4fv, Uniform4fv, WGC3Dint, WGC3Dsizei,
691 const WGC3Dfloat*)
692
693 DELEGATE_TO_GL_5(uniform4i, Uniform4i, WGC3Dint,
694 WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint)
695
696 DELEGATE_TO_GL_3(uniform4iv, Uniform4iv, WGC3Dint, WGC3Dsizei, const WGC3Dint*)
697
698 DELEGATE_TO_GL_4(uniformMatrix2fv, UniformMatrix2fv,
699 WGC3Dint, WGC3Dsizei, WGC3Dboolean, const WGC3Dfloat*)
700
701 DELEGATE_TO_GL_4(uniformMatrix3fv, UniformMatrix3fv,
702 WGC3Dint, WGC3Dsizei, WGC3Dboolean, const WGC3Dfloat*)
703
704 DELEGATE_TO_GL_4(uniformMatrix4fv, UniformMatrix4fv,
705 WGC3Dint, WGC3Dsizei, WGC3Dboolean, const WGC3Dfloat*)
706
707 DELEGATE_TO_GL_1(useProgram, UseProgram, WebGLId)
708
709 DELEGATE_TO_GL_1(validateProgram, ValidateProgram, WebGLId)
710
711 DELEGATE_TO_GL_2(vertexAttrib1f, VertexAttrib1f, WGC3Duint, WGC3Dfloat)
712
713 DELEGATE_TO_GL_2(vertexAttrib1fv, VertexAttrib1fv, WGC3Duint,
714 const WGC3Dfloat*)
715
716 DELEGATE_TO_GL_3(vertexAttrib2f, VertexAttrib2f, WGC3Duint,
717 WGC3Dfloat, WGC3Dfloat)
718
719 DELEGATE_TO_GL_2(vertexAttrib2fv, VertexAttrib2fv, WGC3Duint,
720 const WGC3Dfloat*)
721
722 DELEGATE_TO_GL_4(vertexAttrib3f, VertexAttrib3f, WGC3Duint,
723 WGC3Dfloat, WGC3Dfloat, WGC3Dfloat)
724
725 DELEGATE_TO_GL_2(vertexAttrib3fv, VertexAttrib3fv, WGC3Duint,
726 const WGC3Dfloat*)
727
728 DELEGATE_TO_GL_5(vertexAttrib4f, VertexAttrib4f, WGC3Duint,
729 WGC3Dfloat, WGC3Dfloat, WGC3Dfloat, WGC3Dfloat)
730
731 DELEGATE_TO_GL_2(vertexAttrib4fv, VertexAttrib4fv, WGC3Duint,
732 const WGC3Dfloat*)
733
734 void WebGraphicsContext3DImpl::vertexAttribPointer(
735 WGC3Duint index, WGC3Dint size, WGC3Denum type, WGC3Dboolean normalized,
736 WGC3Dsizei stride, WGC3Dintptr offset) {
737 gl_->VertexAttribPointer(
738 index, size, type, normalized, stride,
739 reinterpret_cast<void*>(static_cast<intptr_t>(offset)));
740 }
741
742 DELEGATE_TO_GL_4(viewport, Viewport,
743 WGC3Dint, WGC3Dint, WGC3Dsizei, WGC3Dsizei)
744
745 WebGLId WebGraphicsContext3DImpl::createBuffer() {
746 GLuint o;
747 gl_->GenBuffers(1, &o);
748 return o;
749 }
750
751 WebGLId WebGraphicsContext3DImpl::createFramebuffer() {
752 GLuint o = 0;
753 gl_->GenFramebuffers(1, &o);
754 return o;
755 }
756
757 WebGLId WebGraphicsContext3DImpl::createRenderbuffer() {
758 GLuint o;
759 gl_->GenRenderbuffers(1, &o);
760 return o;
761 }
762
763 WebGLId WebGraphicsContext3DImpl::createTexture() {
764 GLuint o;
765 gl_->GenTextures(1, &o);
766 return o;
767 }
768
769 void WebGraphicsContext3DImpl::deleteBuffer(WebGLId buffer) {
770 gl_->DeleteBuffers(1, &buffer);
771 }
772
773 void WebGraphicsContext3DImpl::deleteFramebuffer(
774 WebGLId framebuffer) {
775 gl_->DeleteFramebuffers(1, &framebuffer);
776 }
777
778 void WebGraphicsContext3DImpl::deleteRenderbuffer(
779 WebGLId renderbuffer) {
780 gl_->DeleteRenderbuffers(1, &renderbuffer);
781 }
782
783 void WebGraphicsContext3DImpl::deleteTexture(WebGLId texture) {
784 gl_->DeleteTextures(1, &texture);
785 }
786
787 DELEGATE_TO_GL_R(createProgram, CreateProgram, WebGLId)
788
789 DELEGATE_TO_GL_1R(createShader, CreateShader, WGC3Denum, WebGLId)
790
791 DELEGATE_TO_GL_1(deleteProgram, DeleteProgram, WebGLId)
792
793 DELEGATE_TO_GL_1(deleteShader, DeleteShader, WebGLId)
794
795 void WebGraphicsContext3DImpl::setErrorMessageCallback(
796 WebGraphicsContext3D::WebGraphicsErrorMessageCallback* cb) {
797 error_message_callback_ = cb;
798 }
799
800 void WebGraphicsContext3DImpl::setContextLostCallback(
801 WebGraphicsContext3D::WebGraphicsContextLostCallback* cb) {
802 context_lost_callback_ = cb;
803 }
804
805 DELEGATE_TO_GL_5(texImageIOSurface2DCHROMIUM, TexImageIOSurface2DCHROMIUM,
806 WGC3Denum, WGC3Dint, WGC3Dint, WGC3Duint, WGC3Duint)
807
808 DELEGATE_TO_GL_5(texStorage2DEXT, TexStorage2DEXT,
809 WGC3Denum, WGC3Dint, WGC3Duint, WGC3Dint, WGC3Dint)
810
811 WebGLId WebGraphicsContext3DImpl::createQueryEXT() {
812 GLuint o;
813 gl_->GenQueriesEXT(1, &o);
814 return o;
815 }
816
817 void WebGraphicsContext3DImpl::deleteQueryEXT(
818 WebGLId query) {
819 gl_->DeleteQueriesEXT(1, &query);
820 }
821
822 DELEGATE_TO_GL_1R(isQueryEXT, IsQueryEXT, WebGLId, WGC3Dboolean)
823 DELEGATE_TO_GL_2(beginQueryEXT, BeginQueryEXT, WGC3Denum, WebGLId)
824 DELEGATE_TO_GL_1(endQueryEXT, EndQueryEXT, WGC3Denum)
825 DELEGATE_TO_GL_3(getQueryivEXT, GetQueryivEXT, WGC3Denum, WGC3Denum, WGC3Dint*)
826 DELEGATE_TO_GL_3(getQueryObjectuivEXT, GetQueryObjectuivEXT,
827 WebGLId, WGC3Denum, WGC3Duint*)
828
829 void WebGraphicsContext3DImpl::copyTextureCHROMIUM(WGC3Denum target,
830 WebGLId source_id,
831 WebGLId dest_id,
832 WGC3Dint level,
833 WGC3Denum internal_format,
834 WGC3Denum dest_type) {
835 copyTextureCHROMIUM(target, source_id, dest_id, internal_format, dest_type);
836 }
837
838 void WebGraphicsContext3DImpl::copySubTextureCHROMIUM(WGC3Denum target,
839 WebGLId source_id,
840 WebGLId dest_id,
841 WGC3Dint level,
842 WGC3Dint xoffset,
843 WGC3Dint yoffset) {
844 copySubTextureCHROMIUM(target, source_id, dest_id, xoffset, yoffset);
845 }
846
847 DELEGATE_TO_GL_5(copyTextureCHROMIUM,
848 CopyTextureCHROMIUM,
849 WGC3Denum,
850 WebGLId,
851 WebGLId,
852 WGC3Denum,
853 WGC3Denum);
854
855 DELEGATE_TO_GL_5(copySubTextureCHROMIUM,
856 CopySubTextureCHROMIUM,
857 WGC3Denum,
858 WebGLId,
859 WebGLId,
860 WGC3Dint,
861 WGC3Dint);
862
863 DELEGATE_TO_GL_3(bindUniformLocationCHROMIUM, BindUniformLocationCHROMIUM,
864 WebGLId, WGC3Dint, const WGC3Dchar*)
865
866 void WebGraphicsContext3DImpl::shallowFlushCHROMIUM() {
867 flush_id_ = GenFlushID();
868 gl_->ShallowFlushCHROMIUM();
869 }
870
871 void WebGraphicsContext3DImpl::shallowFinishCHROMIUM() {
872 flush_id_ = GenFlushID();
873 gl_->ShallowFinishCHROMIUM();
874 }
875
876 DELEGATE_TO_GL_1(waitSyncPoint, WaitSyncPointCHROMIUM, GLuint)
877
878 void WebGraphicsContext3DImpl::loseContextCHROMIUM(
879 WGC3Denum current, WGC3Denum other) {
880 gl_->LoseContextCHROMIUM(current, other);
881 gl_->Flush();
882 }
883
884 DELEGATE_TO_GL_1(genMailboxCHROMIUM, GenMailboxCHROMIUM, WGC3Dbyte*)
885 DELEGATE_TO_GL_2(produceTextureCHROMIUM, ProduceTextureCHROMIUM,
886 WGC3Denum, const WGC3Dbyte*)
887 DELEGATE_TO_GL_3(produceTextureDirectCHROMIUM, ProduceTextureDirectCHROMIUM,
888 WebGLId, WGC3Denum, const WGC3Dbyte*)
889 DELEGATE_TO_GL_2(consumeTextureCHROMIUM, ConsumeTextureCHROMIUM,
890 WGC3Denum, const WGC3Dbyte*)
891 DELEGATE_TO_GL_2R(createAndConsumeTextureCHROMIUM,
892 CreateAndConsumeTextureCHROMIUM,
893 WGC3Denum, const WGC3Dbyte*, WebGLId)
894
895 DELEGATE_TO_GL_2(genValuebuffersCHROMIUM,
896 GenValuebuffersCHROMIUM,
897 WGC3Dsizei,
898 WebGLId*);
899
900 WebGLId WebGraphicsContext3DImpl::createValuebufferCHROMIUM() {
901 GLuint o;
902 gl_->GenValuebuffersCHROMIUM(1, &o);
903 return o;
904 }
905
906 DELEGATE_TO_GL_2(deleteValuebuffersCHROMIUM,
907 DeleteValuebuffersCHROMIUM,
908 WGC3Dsizei,
909 WebGLId*);
910
911 void WebGraphicsContext3DImpl::deleteValuebufferCHROMIUM(WebGLId valuebuffer) {
912 gl_->DeleteValuebuffersCHROMIUM(1, &valuebuffer);
913 }
914
915 DELEGATE_TO_GL_1RB(isValuebufferCHROMIUM,
916 IsValuebufferCHROMIUM,
917 WebGLId,
918 WGC3Dboolean)
919 DELEGATE_TO_GL_2(bindValuebufferCHROMIUM,
920 BindValuebufferCHROMIUM,
921 WGC3Denum,
922 WebGLId)
923 DELEGATE_TO_GL_2(subscribeValueCHROMIUM,
924 SubscribeValueCHROMIUM,
925 WGC3Denum,
926 WGC3Denum);
927 DELEGATE_TO_GL_1(populateSubscribedValuesCHROMIUM,
928 PopulateSubscribedValuesCHROMIUM,
929 WGC3Denum);
930 DELEGATE_TO_GL_3(uniformValuebufferCHROMIUM,
931 UniformValuebufferCHROMIUM,
932 WGC3Dint,
933 WGC3Denum,
934 WGC3Denum);
935 DELEGATE_TO_GL_2(traceBeginCHROMIUM,
936 TraceBeginCHROMIUM,
937 const WGC3Dchar*,
938 const WGC3Dchar*);
939 DELEGATE_TO_GL(traceEndCHROMIUM, TraceEndCHROMIUM);
940
941 void WebGraphicsContext3DImpl::insertEventMarkerEXT(
942 const WGC3Dchar* marker) {
943 gl_->InsertEventMarkerEXT(0, marker);
944 }
945
946 void WebGraphicsContext3DImpl::pushGroupMarkerEXT(
947 const WGC3Dchar* marker) {
948 gl_->PushGroupMarkerEXT(0, marker);
949 }
950
951 DELEGATE_TO_GL(popGroupMarkerEXT, PopGroupMarkerEXT);
952
953 WebGLId WebGraphicsContext3DImpl::createVertexArrayOES() {
954 GLuint array;
955 gl_->GenVertexArraysOES(1, &array);
956 return array;
957 }
958
959 void WebGraphicsContext3DImpl::deleteVertexArrayOES(
960 WebGLId array) {
961 gl_->DeleteVertexArraysOES(1, &array);
962 }
963
964 DELEGATE_TO_GL_1R(isVertexArrayOES, IsVertexArrayOES, WebGLId, WGC3Dboolean)
965 DELEGATE_TO_GL_1(bindVertexArrayOES, BindVertexArrayOES, WebGLId)
966
967 DELEGATE_TO_GL_2(bindTexImage2DCHROMIUM, BindTexImage2DCHROMIUM,
968 WGC3Denum, WGC3Dint)
969 DELEGATE_TO_GL_2(releaseTexImage2DCHROMIUM, ReleaseTexImage2DCHROMIUM,
970 WGC3Denum, WGC3Dint)
971
972 DELEGATE_TO_GL_2R(mapBufferCHROMIUM, MapBufferCHROMIUM, WGC3Denum, WGC3Denum,
973 void*)
974 DELEGATE_TO_GL_1R(unmapBufferCHROMIUM, UnmapBufferCHROMIUM, WGC3Denum,
975 WGC3Dboolean)
976
977 DELEGATE_TO_GL_9(asyncTexImage2DCHROMIUM, AsyncTexImage2DCHROMIUM, WGC3Denum,
978 WGC3Dint, WGC3Denum, WGC3Dsizei, WGC3Dsizei, WGC3Dint,
979 WGC3Denum, WGC3Denum, const void*)
980 DELEGATE_TO_GL_9(asyncTexSubImage2DCHROMIUM, AsyncTexSubImage2DCHROMIUM,
981 WGC3Denum, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dsizei,
982 WGC3Dsizei, WGC3Denum, WGC3Denum, const void*)
983
984 DELEGATE_TO_GL_1(waitAsyncTexImage2DCHROMIUM, WaitAsyncTexImage2DCHROMIUM,
985 WGC3Denum)
986
987 DELEGATE_TO_GL_2(drawBuffersEXT, DrawBuffersEXT, WGC3Dsizei, const WGC3Denum*)
988
989 DELEGATE_TO_GL_4(drawArraysInstancedANGLE, DrawArraysInstancedANGLE, WGC3Denum,
990 WGC3Dint, WGC3Dsizei, WGC3Dsizei)
991
992 void WebGraphicsContext3DImpl::drawElementsInstancedANGLE(
993 WGC3Denum mode,
994 WGC3Dsizei count,
995 WGC3Denum type,
996 WGC3Dintptr offset,
997 WGC3Dsizei primcount) {
998 gl_->DrawElementsInstancedANGLE(
999 mode, count, type,
1000 reinterpret_cast<void*>(static_cast<intptr_t>(offset)), primcount);
1001 }
1002
1003 DELEGATE_TO_GL_2(vertexAttribDivisorANGLE, VertexAttribDivisorANGLE, WGC3Duint,
1004 WGC3Duint)
1005
1006 DELEGATE_TO_GL_4R(createGpuMemoryBufferImageCHROMIUM,
1007 CreateGpuMemoryBufferImageCHROMIUM,
1008 WGC3Dsizei,
1009 WGC3Dsizei,
1010 WGC3Denum,
1011 WGC3Denum,
1012 WGC3Duint);
1013
1014 DELEGATE_TO_GL_1(destroyImageCHROMIUM, DestroyImageCHROMIUM, WGC3Duint);
1015
1016 DELEGATE_TO_GL_6(framebufferTexture2DMultisampleEXT,
1017 FramebufferTexture2DMultisampleEXT,
1018 WGC3Denum, WGC3Denum, WGC3Denum, WebGLId, WGC3Dint, WGC3Dsizei)
1019
1020 DELEGATE_TO_GL_5(renderbufferStorageMultisampleEXT,
1021 RenderbufferStorageMultisampleEXT, WGC3Denum, WGC3Dsizei,
1022 WGC3Denum, WGC3Dsizei, WGC3Dsizei)
1023
1024 DELEGATE_TO_GL_1(beginTransformFeedback, BeginTransformFeedback, WGC3Denum)
1025 DELEGATE_TO_GL_3(bindBufferBase, BindBufferBase, WGC3Denum, WGC3Duint,
1026 WGC3Duint)
1027 DELEGATE_TO_GL_5(bindBufferRange, BindBufferRange, WGC3Denum, WGC3Duint,
1028 WGC3Duint, WGC3Dintptr, WGC3Dsizeiptr)
1029 DELEGATE_TO_GL_2(bindSampler, BindSampler, WGC3Duint, WebGLId)
1030 DELEGATE_TO_GL_2(bindTransformFeedback, BindTransformFeedback, WGC3Denum,
1031 WebGLId)
1032 DELEGATE_TO_GL_4(clearBufferfi, ClearBufferfi, WGC3Denum, WGC3Dint, WGC3Dfloat,
1033 WGC3Dint)
1034 DELEGATE_TO_GL_3(clearBufferfv, ClearBufferfv, WGC3Denum, WGC3Dint,
1035 const WGC3Dfloat *)
1036 DELEGATE_TO_GL_3(clearBufferiv, ClearBufferiv, WGC3Denum, WGC3Dint,
1037 const WGC3Dint *)
1038 DELEGATE_TO_GL_3(clearBufferuiv, ClearBufferuiv, WGC3Denum, WGC3Dint,
1039 const WGC3Duint *)
1040 //DELEGATE_TO_GL_3R(clientWaitSync, ClientWaitSync, WebGLId, WGC3Dbitfield,
1041 // WGC3Duint64, WGC3Denum)
1042 //DELEGATE_TO_GL_9(compressedTexImage3D, CompressedTexImage3D, WGC3Denum,
1043 // WGC3Dint, WGC3Denum, WGC3Dsizei, WGC3Dsizei, WGC3Dsizei,
1044 // WGC3Dint, WGC3Dsizei, const void *)
1045 //DELEGATE_TO_GL_11(compressedTexSubImage3D, CompressedTexSubImage3D, WGC3Denum,
1046 // WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dsizei,
1047 // WGC3Dsizei, WGC3Dsizei, WGC3Denum, WGC3Dsizei, const void *)
1048 DELEGATE_TO_GL_5(copyBufferSubData, CopyBufferSubData, WGC3Denum, WGC3Denum,
1049 WGC3Dintptr, WGC3Dintptr, WGC3Dsizeiptr)
1050 DELEGATE_TO_GL_9(copyTexSubImage3D, CopyTexSubImage3D, WGC3Denum, WGC3Dint,
1051 WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dint, WGC3Dsizei,
1052 WGC3Dsizei)
1053 WebGLId WebGraphicsContext3DImpl::createSampler() {
1054 GLuint sampler;
1055 gl_->GenSamplers(1, &sampler);
1056 return sampler;
1057 }
1058 WebGLId WebGraphicsContext3DImpl::createTransformFeedback() {
1059 GLuint tf;
1060 gl_->GenTransformFeedbacks(1, &tf);
1061 return tf;
1062 }
1063 void WebGraphicsContext3DImpl::deleteSampler(WebGLId sampler) {
1064 gl_->DeleteSamplers(1, &sampler);
1065 }
1066 //DELEGATE_TO_GL_1(deleteSync, DeleteSync, WebGLId)
1067 void WebGraphicsContext3DImpl::deleteTransformFeedback(WebGLId tf) {
1068 gl_->DeleteTransformFeedbacks(1, &tf);
1069 }
1070 DELEGATE_TO_GL(endTransformFeedback, EndTransformFeedback)
1071 //DELEGATE_TO_GL_2R(fenceSync, FenceSync, WGC3Denum, WGC3Dbitfield, WebGLId)
1072 DELEGATE_TO_GL_5(framebufferTextureLayer, FramebufferTextureLayer, WGC3Denum,
1073 WGC3Denum, WGC3Duint, WGC3Dint, WGC3Dint)
1074 DELEGATE_TO_GL_5(getActiveUniformBlockName, GetActiveUniformBlockName,
1075 WGC3Duint, WGC3Duint, WGC3Dsizei, WGC3Dsizei *, WGC3Dchar *)
1076 DELEGATE_TO_GL_4(getActiveUniformBlockiv, GetActiveUniformBlockiv, WGC3Duint,
1077 WGC3Duint, WGC3Denum, WGC3Dint *)
1078 //DELEGATE_TO_GL_5(getActiveUniformsiv, GetActiveUniformsiv, WGC3Duint,
1079 // WGC3Dsizei, const WGC3Duint *, WGC3Denum, WGC3Dint *)
1080 DELEGATE_TO_GL_2R(getFragDataLocation, GetFragDataLocation, WGC3Duint,
1081 const WGC3Dchar *, WGC3Dint)
1082 DELEGATE_TO_GL_5(getInternalformativ, GetInternalformativ, WGC3Denum, WGC3Denum,
1083 WGC3Denum, WGC3Dsizei, WGC3Dint *)
1084 DELEGATE_TO_GL_3(getSamplerParameterfv, GetSamplerParameterfv, WGC3Duint,
1085 WGC3Denum, WGC3Dfloat *)
1086 DELEGATE_TO_GL_3(getSamplerParameteriv, GetSamplerParameteriv, WGC3Duint,
1087 WGC3Denum, WGC3Dint *)
1088 //DELEGATE_TO_GL_7(getTransformFeedbackVarying, GetTransformFeedbackVarying,
1089 // WGC3Duint, WGC3Duint, WGC3Dsizei, WGC3Dsizei *, WGC3Dsizei *,
1090 // WGC3Denum *, WGC3Dchar *)
1091 DELEGATE_TO_GL_2R(getUniformBlockIndex, GetUniformBlockIndex, WGC3Duint,
1092 const WGC3Dchar *, WGC3Duint)
1093 //DELEGATE_TO_GL_4(getUniformIndices, GetUniformIndices, WGC3Duint, WGC3Dsizei,
1094 // const WGC3Dchar *const*, WGC3Duint *)
1095 //DELEGATE_TO_GL_3(getUniformuiv, GetUniformuiv, WGC3Duint, WGC3Dint,
1096 // WGC3Duint *)
1097 //DELEGATE_TO_GL_3(getVertexAttribIiv, GetVertexAttribIiv, WGC3Duint,
1098 // WGC3Denum, WGC3Dint *)
1099 //DELEGATE_TO_GL_3(getVertexAttribIuiv, GetVertexAttribIuiv, WGC3Duint,
1100 // WGC3Denum, WGC3Duint *)
1101 DELEGATE_TO_GL_3(invalidateFramebuffer, InvalidateFramebuffer, WGC3Denum,
1102 WGC3Dsizei, const WGC3Denum *)
1103 DELEGATE_TO_GL_7(invalidateSubFramebuffer, InvalidateSubFramebuffer, WGC3Denum,
1104 WGC3Dsizei, const WGC3Denum *, WGC3Dint, WGC3Dint, WGC3Dsizei,
1105 WGC3Dsizei)
1106 DELEGATE_TO_GL_1R(isSampler, IsSampler, WebGLId, WGC3Dboolean)
1107 //DELEGATE_TO_GL_1R(isSync, IsSync, WebGLId, WGC3Dboolean)
1108 DELEGATE_TO_GL_1R(isTransformFeedback, IsTransformFeedback, WGC3Duint,
1109 WGC3Dboolean)
1110 DELEGATE_TO_GL(pauseTransformFeedback, PauseTransformFeedback)
1111 //DELEGATE_TO_GL_3(programParameteri, ProgramParameteri, WGC3Duint, WGC3Denum,
1112 // WGC3Dint)
1113 DELEGATE_TO_GL_1(readBuffer, ReadBuffer, WGC3Denum)
1114 DELEGATE_TO_GL(resumeTransformFeedback, ResumeTransformFeedback)
1115 DELEGATE_TO_GL_3(samplerParameterf, SamplerParameterf, WGC3Duint, WGC3Denum,
1116 WGC3Dfloat)
1117 DELEGATE_TO_GL_3(samplerParameterfv, SamplerParameterfv, WGC3Duint, WGC3Denum,
1118 const WGC3Dfloat *)
1119 DELEGATE_TO_GL_3(samplerParameteri, SamplerParameteri, WGC3Duint, WGC3Denum,
1120 WGC3Dint)
1121 DELEGATE_TO_GL_3(samplerParameteriv, SamplerParameteriv, WGC3Duint, WGC3Denum,
1122 const WGC3Dint *)
1123 DELEGATE_TO_GL_10(texImage3D, TexImage3D, WGC3Denum, WGC3Dint, WGC3Dint,
1124 WGC3Dsizei, WGC3Dsizei, WGC3Dsizei, WGC3Dint, WGC3Denum,
1125 WGC3Denum, const void *)
1126 DELEGATE_TO_GL_6(texStorage3D, TexStorage3D, WGC3Denum, WGC3Dsizei, WGC3Denum,
1127 WGC3Dsizei, WGC3Dsizei, WGC3Dsizei)
1128 DELEGATE_TO_GL_11(texSubImage3D, TexSubImage3D, WGC3Denum, WGC3Dint, WGC3Dint,
1129 WGC3Dint, WGC3Dint, WGC3Dsizei, WGC3Dsizei, WGC3Dsizei,
1130 WGC3Denum, WGC3Denum, const void *)
1131 DELEGATE_TO_GL_4(transformFeedbackVaryings, TransformFeedbackVaryings,
1132 WGC3Duint, WGC3Dsizei, const WGC3Dchar *const*, WGC3Denum)
1133 DELEGATE_TO_GL_2(uniform1ui, Uniform1ui, WGC3Dint, WGC3Duint)
1134 DELEGATE_TO_GL_3(uniform1uiv, Uniform1uiv, WGC3Dint, WGC3Dsizei,
1135 const WGC3Duint *)
1136 DELEGATE_TO_GL_3(uniform2ui, Uniform2ui, WGC3Dint, WGC3Duint, WGC3Duint)
1137 DELEGATE_TO_GL_3(uniform2uiv, Uniform2uiv, WGC3Dint, WGC3Dsizei,
1138 const WGC3Duint *)
1139 DELEGATE_TO_GL_4(uniform3ui, Uniform3ui, WGC3Dint, WGC3Duint, WGC3Duint,
1140 WGC3Duint)
1141 DELEGATE_TO_GL_3(uniform3uiv, Uniform3uiv, WGC3Dint, WGC3Dsizei,
1142 const WGC3Duint *)
1143 DELEGATE_TO_GL_5(uniform4ui, Uniform4ui, WGC3Dint, WGC3Duint, WGC3Duint,
1144 WGC3Duint, WGC3Duint)
1145 DELEGATE_TO_GL_3(uniform4uiv, Uniform4uiv, WGC3Dint, WGC3Dsizei,
1146 const WGC3Duint *)
1147 DELEGATE_TO_GL_3(uniformBlockBinding, UniformBlockBinding, WGC3Duint, WGC3Duint,
1148 WGC3Duint)
1149 DELEGATE_TO_GL_4(uniformMatrix2x3fv, UniformMatrix2x3fv, WGC3Dint, WGC3Dsizei,
1150 WGC3Dboolean, const WGC3Dfloat*)
1151 DELEGATE_TO_GL_4(uniformMatrix2x4fv, UniformMatrix2x4fv, WGC3Dint, WGC3Dsizei,
1152 WGC3Dboolean, const WGC3Dfloat*)
1153 DELEGATE_TO_GL_4(uniformMatrix3x2fv, UniformMatrix3x2fv, WGC3Dint, WGC3Dsizei,
1154 WGC3Dboolean, const WGC3Dfloat*)
1155 DELEGATE_TO_GL_4(uniformMatrix3x4fv, UniformMatrix3x4fv, WGC3Dint, WGC3Dsizei,
1156 WGC3Dboolean, const WGC3Dfloat*)
1157 DELEGATE_TO_GL_4(uniformMatrix4x2fv, UniformMatrix4x2fv, WGC3Dint, WGC3Dsizei,
1158 WGC3Dboolean, const WGC3Dfloat*)
1159 DELEGATE_TO_GL_4(uniformMatrix4x3fv, UniformMatrix4x3fv, WGC3Dint, WGC3Dsizei,
1160 WGC3Dboolean, const WGC3Dfloat*)
1161 DELEGATE_TO_GL_5(vertexAttribI4i, VertexAttribI4i, WGC3Duint, WGC3Dint,
1162 WGC3Dint, WGC3Dint, WGC3Dint)
1163 DELEGATE_TO_GL_2(vertexAttribI4iv, VertexAttribI4iv, WGC3Duint,
1164 const WGC3Dint *)
1165 DELEGATE_TO_GL_5(vertexAttribI4ui, VertexAttribI4ui, WGC3Duint, WGC3Duint,
1166 WGC3Duint, WGC3Duint, WGC3Duint)
1167 DELEGATE_TO_GL_2(vertexAttribI4uiv, VertexAttribI4uiv, WGC3Duint,
1168 const WGC3Duint *)
1169 void WebGraphicsContext3DImpl::vertexAttribIPointer(
1170 WGC3Duint index, WGC3Dint size, WGC3Denum type, WGC3Dsizei stride,
1171 WGC3Dintptr offset) {
1172 gl_->VertexAttribIPointer(
1173 index, size, type, stride,
1174 reinterpret_cast<void*>(static_cast<intptr_t>(offset)));
1175 }
1176 //DELEGATE_TO_GL_3(waitSync, WaitSync, WebGLId, WGC3Dbitfield, WGC3Duint64)
1177
1178 GrGLInterface* WebGraphicsContext3DImpl::createGrGLInterface() {
1179 return skia_bindings::CreateCommandBufferSkiaGLBinding();
1180 }
1181
1182 ::gpu::gles2::GLES2ImplementationErrorMessageCallback*
1183 WebGraphicsContext3DImpl::getErrorMessageCallback() {
1184 if (!client_error_message_callback_) {
1185 client_error_message_callback_.reset(
1186 new WebGraphicsContext3DErrorMessageCallback(this));
1187 }
1188 return client_error_message_callback_.get();
1189 }
1190
1191 void WebGraphicsContext3DImpl::OnErrorMessage(
1192 const std::string& message, int id) {
1193 if (error_message_callback_) {
1194 blink::WebString str = blink::WebString::fromUTF8(message.c_str());
1195 error_message_callback_->onErrorMessage(str, id);
1196 }
1197 }
1198
1199 // TODO(bajones): Look into removing these functions from the blink interface
1200 void WebGraphicsContext3DImpl::prepareTexture() {
1201 NOTREACHED();
1202 }
1203
1204 void WebGraphicsContext3DImpl::postSubBufferCHROMIUM(
1205 int x, int y, int width, int height) {
1206 NOTREACHED();
1207 }
1208
1209 void WebGraphicsContext3DImpl::setVisibilityCHROMIUM(
1210 bool visible) {
1211 NOTREACHED();
1212 }
1213
1214 void WebGraphicsContext3DImpl::copyTextureToParentTextureCHROMIUM(
1215 WebGLId texture, WebGLId parentTexture) {
1216 NOTIMPLEMENTED();
1217 }
1218
1219 void WebGraphicsContext3DImpl::releaseShaderCompiler() {
1220 }
1221
1222 // static
1223 void WebGraphicsContext3DImpl::ConvertAttributes(
1224 const blink::WebGraphicsContext3D::Attributes& attributes,
1225 ::gpu::gles2::ContextCreationAttribHelper* output_attribs) {
1226 output_attribs->alpha_size = attributes.alpha ? 8 : 0;
1227 output_attribs->depth_size = attributes.depth ? 24 : 0;
1228 output_attribs->stencil_size = attributes.stencil ? 8 : 0;
1229 output_attribs->samples = attributes.antialias ? 4 : 0;
1230 output_attribs->sample_buffers = attributes.antialias ? 1 : 0;
1231 output_attribs->fail_if_major_perf_caveat =
1232 attributes.failIfMajorPerformanceCaveat;
1233 output_attribs->bind_generates_resource = false;
1234 output_attribs->es3_context_required =
1235 (attributes.webGL && attributes.webGLVersion == 2);
1236 }
1237
1238 } // namespace gpu_blink
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