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1 // Modified from chromium/src/webkit/glue/gl_bindings_skia_cmd_buffer.cc | 1 // Modified from chromium/src/webkit/glue/gl_bindings_skia_cmd_buffer.cc |
2 | 2 |
3 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 3 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
4 // Use of this source code is governed by a BSD-style license that can be | 4 // Use of this source code is governed by a BSD-style license that can be |
5 // found in the LICENSE file. | 5 // found in the LICENSE file. |
6 | 6 |
7 #include "gl/GrGLExtensions.h" | 7 #include "gl/GrGLExtensions.h" |
8 #include "gl/GrGLInterface.h" | 8 #include "gl/GrGLInterface.h" |
9 #include "gl/GrGLUtil.h" | 9 #include "gl/GrGLUtil.h" |
10 | 10 |
11 #ifndef GL_GLEXT_PROTOTYPES | 11 #ifndef GL_GLEXT_PROTOTYPES |
12 #define GL_GLEXT_PROTOTYPES | 12 #define GL_GLEXT_PROTOTYPES |
13 #endif | 13 #endif |
14 | 14 |
15 #include <GLES2/gl2.h> | 15 #include <GLES2/gl2.h> |
16 #include <GLES2/gl2ext.h> | 16 #include <GLES2/gl2ext.h> |
17 | 17 |
18 #include <EGL/egl.h> | 18 #include <EGL/egl.h> |
19 | 19 |
20 static const GrGLInterface* create_es_interface(GrGLVersion version, | 20 static const GrGLInterface* create_es_interface(GrGLVersion version, |
21 const GrGLExtensions& extensions
) { | 21 const GrGLExtensions& extensions
) { |
22 if (version < GR_GL_VER(2,0)) { | 22 if (version < GR_GL_VER(2,0)) { |
23 return NULL; | 23 return NULL; |
24 } | 24 } |
25 | 25 |
26 GrGLInterface* interface = SkNEW(GrGLInterface); | 26 GrGLInterface* interface = SkNEW(GrGLInterface); |
27 interface->fBindingsExported = kES_GrGLBinding; | 27 interface->fStandard = kGLES_GrGLStandard; |
28 | 28 |
29 interface->fActiveTexture = glActiveTexture; | 29 interface->fActiveTexture = glActiveTexture; |
30 interface->fAttachShader = glAttachShader; | 30 interface->fAttachShader = glAttachShader; |
31 interface->fBindAttribLocation = glBindAttribLocation; | 31 interface->fBindAttribLocation = glBindAttribLocation; |
32 interface->fBindBuffer = glBindBuffer; | 32 interface->fBindBuffer = glBindBuffer; |
33 interface->fBindTexture = glBindTexture; | 33 interface->fBindTexture = glBindTexture; |
34 interface->fBindVertexArray = glBindVertexArrayOES; | 34 interface->fBindVertexArray = glBindVertexArrayOES; |
35 interface->fBlendColor = glBlendColor; | 35 interface->fBlendColor = glBlendColor; |
36 interface->fBlendFunc = glBlendFunc; | 36 interface->fBlendFunc = glBlendFunc; |
37 interface->fBufferData = glBufferData; | 37 interface->fBufferData = glBufferData; |
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215 | 215 |
216 static const GrGLInterface* create_desktop_interface(GrGLVersion version, | 216 static const GrGLInterface* create_desktop_interface(GrGLVersion version, |
217 const GrGLExtensions& exten
sions) { | 217 const GrGLExtensions& exten
sions) { |
218 // Currently this assumes a 4.4 context or later. Supporting lower GL versio
ns would require | 218 // Currently this assumes a 4.4 context or later. Supporting lower GL versio
ns would require |
219 // getting suffixed versions of pointers for supported extensions. | 219 // getting suffixed versions of pointers for supported extensions. |
220 if (version < GR_GL_VER(4,4)) { | 220 if (version < GR_GL_VER(4,4)) { |
221 return NULL; | 221 return NULL; |
222 } | 222 } |
223 | 223 |
224 GrGLInterface* interface = SkNEW(GrGLInterface); | 224 GrGLInterface* interface = SkNEW(GrGLInterface); |
225 interface->fBindingsExported = kDesktop_GrGLBinding; | 225 interface->fStandard = kGL_GrGLStandard; |
226 | 226 |
227 interface->fActiveTexture = (GrGLActiveTextureProc) eglGetProcAddress("glAct
iveTexture"); | 227 interface->fActiveTexture = (GrGLActiveTextureProc) eglGetProcAddress("glAct
iveTexture"); |
228 interface->fAttachShader = (GrGLAttachShaderProc) eglGetProcAddress("glAttac
hShader"); | 228 interface->fAttachShader = (GrGLAttachShaderProc) eglGetProcAddress("glAttac
hShader"); |
229 interface->fBeginQuery = (GrGLBeginQueryProc) eglGetProcAddress("glBeginQuer
y"); | 229 interface->fBeginQuery = (GrGLBeginQueryProc) eglGetProcAddress("glBeginQuer
y"); |
230 interface->fBindAttribLocation = (GrGLBindAttribLocationProc) eglGetProcAddr
ess("glBindAttribLocation"); | 230 interface->fBindAttribLocation = (GrGLBindAttribLocationProc) eglGetProcAddr
ess("glBindAttribLocation"); |
231 interface->fBindBuffer = (GrGLBindBufferProc) eglGetProcAddress("glBindBuffe
r"); | 231 interface->fBindBuffer = (GrGLBindBufferProc) eglGetProcAddress("glBindBuffe
r"); |
232 interface->fBindFragDataLocation = (GrGLBindFragDataLocationProc) eglGetProc
Address("glBindFragDataLocation"); | 232 interface->fBindFragDataLocation = (GrGLBindFragDataLocationProc) eglGetProc
Address("glBindFragDataLocation"); |
233 interface->fBindFragDataLocationIndexed = (GrGLBindFragDataLocationIndexedPr
oc) eglGetProcAddress("glBindFragDataLocationIndexed"); | 233 interface->fBindFragDataLocationIndexed = (GrGLBindFragDataLocationIndexedPr
oc) eglGetProcAddress("glBindFragDataLocationIndexed"); |
234 interface->fBindFramebuffer = (GrGLBindFramebufferProc) eglGetProcAddress("g
lBindFramebuffer"); | 234 interface->fBindFramebuffer = (GrGLBindFramebufferProc) eglGetProcAddress("g
lBindFramebuffer"); |
235 interface->fBindRenderbuffer = (GrGLBindRenderbufferProc) eglGetProcAddress(
"glBindRenderbuffer"); | 235 interface->fBindRenderbuffer = (GrGLBindRenderbufferProc) eglGetProcAddress(
"glBindRenderbuffer"); |
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410 | 410 |
411 return interface; | 411 return interface; |
412 } | 412 } |
413 | 413 |
414 const GrGLInterface* GrGLCreateNativeInterface() { | 414 const GrGLInterface* GrGLCreateNativeInterface() { |
415 | 415 |
416 GrGLGetStringiProc getStringi = (GrGLGetStringiProc) eglGetProcAddress("glGe
tStringi"); | 416 GrGLGetStringiProc getStringi = (GrGLGetStringiProc) eglGetProcAddress("glGe
tStringi"); |
417 | 417 |
418 const char* verStr = reinterpret_cast<const char*>(glGetString(GR_GL_VERSION
)); | 418 const char* verStr = reinterpret_cast<const char*>(glGetString(GR_GL_VERSION
)); |
419 GrGLVersion version = GrGLGetVersionFromString(verStr); | 419 GrGLVersion version = GrGLGetVersionFromString(verStr); |
420 GrGLBinding binding = GrGLGetBindingInUseFromString(verStr); | 420 GrGLStandard standard = GrGLGetStandardInUseFromString(verStr); |
421 | 421 |
422 GrGLExtensions extensions; | 422 GrGLExtensions extensions; |
423 if (!extensions.init(binding, glGetString, getStringi, glGetIntegerv)) { | 423 if (!extensions.init(standard, glGetString, getStringi, glGetIntegerv)) { |
424 return NULL; | 424 return NULL; |
425 } | 425 } |
426 | 426 |
427 if (kES_GrGLBinding == binding) { | 427 if (kGLES_GrGLStandard == standard) { |
428 return create_es_interface(version, extensions); | 428 return create_es_interface(version, extensions); |
429 } else if (kDesktop_GrGLBinding == binding) { | 429 } else if (kGL_GrGLStandard == standard) { |
430 return create_desktop_interface(version, extensions); | 430 return create_desktop_interface(version, extensions); |
431 } else { | 431 } else { |
432 return NULL; | 432 return NULL; |
433 } | 433 } |
434 } | 434 } |
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