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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 #include "gl/GrGLExtensions.h" | 9 #include "gl/GrGLExtensions.h" |
10 #include "gl/GrGLInterface.h" | 10 #include "gl/GrGLInterface.h" |
11 #include "../GrGLUtil.h" | 11 #include "../GrGLUtil.h" |
12 | 12 |
13 #define GL_GLEXT_PROTOTYPES | 13 #define GL_GLEXT_PROTOTYPES |
14 #include "osmesa_wrapper.h" | 14 #include "osmesa_wrapper.h" |
15 | 15 |
16 #define GR_GL_GET_PROC(F) interface->fFunctions.f ## F = (GrGL ## F ## Proc) \ | 16 #define GR_GL_GET_PROC(F) interface->fFunctions.f ## F = (GrGL ## F ## Proc) \ |
17 OSMesaGetProcAddress("gl" #F); | 17 OSMesaGetProcAddress("gl" #F); |
18 #define GR_GL_GET_PROC_SUFFIX(F, S) interface->fFunctions.f ## F = (GrGL ## F ## Proc) \ | 18 #define GR_GL_GET_PROC_SUFFIX(F, S) interface->fFunctions.f ## F = (GrGL ## F ## Proc) \ |
19 OSMesaGetProcAddress("gl" #F #S); | 19 OSMesaGetProcAddress("gl" #F #S); |
20 | 20 |
21 // We use OSMesaGetProcAddress for every gl function to avoid accidentally using | 21 // We use OSMesaGetProcAddress for every gl function to avoid accidentally using |
22 // non-Mesa gl functions. | 22 // non-Mesa gl functions. |
23 | 23 |
24 const GrGLInterface* GrGLCreateMesaInterface() { | 24 const GrGLInterface* GrGLCreateMesaInterface() { |
25 if (NULL != OSMesaGetCurrentContext()) { | 25 if (NULL == OSMesaGetCurrentContext()) { |
bsalomon
2014/03/28 21:32:55
Rietveld is making the diff appear complex. All I
| |
26 | 26 return NULL; |
27 GrGLGetStringProc getString = (GrGLGetStringProc) OSMesaGetProcAddress(" glGetString"); | 27 } |
28 GrGLGetStringiProc getStringi = (GrGLGetStringiProc) OSMesaGetProcAddres s("glGetStringi"); | 28 |
29 GrGLGetIntegervProc getIntegerv = | 29 GrGLGetStringProc getString = (GrGLGetStringProc) OSMesaGetProcAddress("glGe tString"); |
30 (GrGLGetIntegervProc) OSMesaGetProcAddress("glGetIntegerv"); | 30 GrGLGetStringiProc getStringi = (GrGLGetStringiProc) OSMesaGetProcAddress("g lGetStringi"); |
31 | 31 GrGLGetIntegervProc getIntegerv = |
32 GrGLExtensions extensions; | 32 (GrGLGetIntegervProc) OSMesaGetProcAddress("glGetIntegerv"); |
33 if (!extensions.init(kGL_GrGLStandard, getString, getStringi, getInteger v)) { | 33 |
34 return NULL; | 34 GrGLExtensions extensions; |
35 if (!extensions.init(kGL_GrGLStandard, getString, getStringi, getIntegerv)) { | |
36 return NULL; | |
37 } | |
38 | |
39 const char* versionString = (const char*) getString(GL_VERSION); | |
40 GrGLVersion glVer = GrGLGetVersionFromString(versionString); | |
41 | |
42 if (glVer < GR_GL_VER(1,5)) { | |
43 // We must have array and element_array buffer objects. | |
44 return NULL; | |
45 } | |
46 GrGLInterface* interface = SkNEW(GrGLInterface()); | |
47 | |
48 GR_GL_GET_PROC(ActiveTexture); | |
49 GR_GL_GET_PROC(BeginQuery); | |
50 GR_GL_GET_PROC(AttachShader); | |
51 GR_GL_GET_PROC(BindAttribLocation); | |
52 GR_GL_GET_PROC(BindBuffer); | |
53 GR_GL_GET_PROC(BindFragDataLocation); | |
54 GR_GL_GET_PROC(BindTexture); | |
55 GR_GL_GET_PROC(BlendFunc); | |
56 | |
57 if (glVer >= GR_GL_VER(1,4) || | |
58 extensions.has("GL_ARB_imaging") || | |
59 extensions.has("GL_EXT_blend_color")) { | |
60 GR_GL_GET_PROC(BlendColor); | |
61 } | |
62 | |
63 GR_GL_GET_PROC(BufferData); | |
64 GR_GL_GET_PROC(BufferSubData); | |
65 GR_GL_GET_PROC(Clear); | |
66 GR_GL_GET_PROC(ClearColor); | |
67 GR_GL_GET_PROC(ClearStencil); | |
68 GR_GL_GET_PROC(ColorMask); | |
69 GR_GL_GET_PROC(CompileShader); | |
70 GR_GL_GET_PROC(CompressedTexImage2D); | |
71 GR_GL_GET_PROC(CopyTexSubImage2D); | |
72 GR_GL_GET_PROC(CreateProgram); | |
73 GR_GL_GET_PROC(CreateShader); | |
74 GR_GL_GET_PROC(CullFace); | |
75 GR_GL_GET_PROC(DeleteBuffers); | |
76 GR_GL_GET_PROC(DeleteProgram); | |
77 GR_GL_GET_PROC(DeleteQueries); | |
78 GR_GL_GET_PROC(DeleteShader); | |
79 GR_GL_GET_PROC(DeleteTextures); | |
80 GR_GL_GET_PROC(DepthMask); | |
81 GR_GL_GET_PROC(Disable); | |
82 GR_GL_GET_PROC(DisableVertexAttribArray); | |
83 GR_GL_GET_PROC(DrawArrays); | |
84 GR_GL_GET_PROC(DrawBuffer); | |
85 GR_GL_GET_PROC(DrawBuffers); | |
86 GR_GL_GET_PROC(DrawElements); | |
87 GR_GL_GET_PROC(Enable); | |
88 GR_GL_GET_PROC(EnableVertexAttribArray); | |
89 GR_GL_GET_PROC(EndQuery); | |
90 GR_GL_GET_PROC(Finish); | |
91 GR_GL_GET_PROC(Flush); | |
92 GR_GL_GET_PROC(FrontFace); | |
93 GR_GL_GET_PROC(GenBuffers); | |
94 GR_GL_GET_PROC(GenerateMipmap); | |
95 GR_GL_GET_PROC(GenQueries); | |
96 GR_GL_GET_PROC(GetBufferParameteriv); | |
97 GR_GL_GET_PROC(GetError); | |
98 GR_GL_GET_PROC(GetIntegerv); | |
99 GR_GL_GET_PROC(GetProgramInfoLog); | |
100 GR_GL_GET_PROC(GetProgramiv); | |
101 if (glVer >= GR_GL_VER(3,3) || extensions.has("GL_ARB_timer_query")) { | |
102 GR_GL_GET_PROC(GetQueryObjecti64v); | |
103 GR_GL_GET_PROC(GetQueryObjectui64v) | |
104 GR_GL_GET_PROC(QueryCounter); | |
105 } else if (extensions.has("GL_EXT_timer_query")) { | |
106 GR_GL_GET_PROC_SUFFIX(GetQueryObjecti64v, EXT); | |
107 GR_GL_GET_PROC_SUFFIX(GetQueryObjectui64v, EXT); | |
108 } | |
109 GR_GL_GET_PROC(GetQueryObjectiv); | |
110 GR_GL_GET_PROC(GetQueryObjectuiv); | |
111 GR_GL_GET_PROC(GetQueryiv); | |
112 GR_GL_GET_PROC(GetShaderInfoLog); | |
113 GR_GL_GET_PROC(GetShaderiv); | |
114 GR_GL_GET_PROC(GetString); | |
115 GR_GL_GET_PROC(GetStringi); | |
116 GR_GL_GET_PROC(GetTexLevelParameteriv); | |
117 GR_GL_GET_PROC(GenTextures); | |
118 GR_GL_GET_PROC(GetUniformLocation); | |
119 GR_GL_GET_PROC(LineWidth); | |
120 GR_GL_GET_PROC(LinkProgram); | |
121 GR_GL_GET_PROC(LoadIdentity); | |
122 GR_GL_GET_PROC(LoadMatrixf); | |
123 GR_GL_GET_PROC(MatrixMode); | |
124 GR_GL_GET_PROC(MapBuffer); | |
125 GR_GL_GET_PROC(PixelStorei); | |
126 GR_GL_GET_PROC(ReadBuffer); | |
127 GR_GL_GET_PROC(ReadPixels); | |
128 GR_GL_GET_PROC(Scissor); | |
129 GR_GL_GET_PROC(ShaderSource); | |
130 GR_GL_GET_PROC(StencilFunc); | |
131 GR_GL_GET_PROC(StencilFuncSeparate); | |
132 GR_GL_GET_PROC(StencilMask); | |
133 GR_GL_GET_PROC(StencilMaskSeparate); | |
134 GR_GL_GET_PROC(StencilOp); | |
135 GR_GL_GET_PROC(StencilOpSeparate); | |
136 GR_GL_GET_PROC(TexGenfv); | |
137 GR_GL_GET_PROC(TexGeni); | |
138 GR_GL_GET_PROC(TexImage2D) | |
139 GR_GL_GET_PROC(TexParameteri); | |
140 GR_GL_GET_PROC(TexParameteriv); | |
141 GR_GL_GET_PROC(TexStorage2D); | |
142 if (NULL == interface->fFunctions.fTexStorage2D) { | |
143 GR_GL_GET_PROC_SUFFIX(TexStorage2D, EXT); | |
144 } | |
145 GR_GL_GET_PROC(TexSubImage2D); | |
146 GR_GL_GET_PROC(Uniform1f); | |
147 GR_GL_GET_PROC(Uniform1i); | |
148 GR_GL_GET_PROC(Uniform1fv); | |
149 GR_GL_GET_PROC(Uniform1iv); | |
150 GR_GL_GET_PROC(Uniform2f); | |
151 GR_GL_GET_PROC(Uniform2i); | |
152 GR_GL_GET_PROC(Uniform2fv); | |
153 GR_GL_GET_PROC(Uniform2iv); | |
154 GR_GL_GET_PROC(Uniform3f); | |
155 GR_GL_GET_PROC(Uniform3i); | |
156 GR_GL_GET_PROC(Uniform3fv); | |
157 GR_GL_GET_PROC(Uniform3iv); | |
158 GR_GL_GET_PROC(Uniform4f); | |
159 GR_GL_GET_PROC(Uniform4i); | |
160 GR_GL_GET_PROC(Uniform4fv); | |
161 GR_GL_GET_PROC(Uniform4iv); | |
162 GR_GL_GET_PROC(UniformMatrix2fv); | |
163 GR_GL_GET_PROC(UniformMatrix3fv); | |
164 GR_GL_GET_PROC(UniformMatrix4fv); | |
165 GR_GL_GET_PROC(UnmapBuffer); | |
166 GR_GL_GET_PROC(UseProgram); | |
167 GR_GL_GET_PROC(VertexAttrib4fv); | |
168 GR_GL_GET_PROC(VertexAttribPointer); | |
169 GR_GL_GET_PROC(Viewport); | |
170 | |
171 if (glVer >= GR_GL_VER(3,0) || extensions.has("GL_ARB_vertex_array_object")) { | |
172 // no ARB suffix for GL_ARB_vertex_array_object | |
173 GR_GL_GET_PROC(BindVertexArray); | |
174 GR_GL_GET_PROC(DeleteVertexArrays); | |
175 GR_GL_GET_PROC(GenVertexArrays); | |
176 } | |
177 | |
178 // First look for GL3.0 FBO or GL_ARB_framebuffer_object (same since | |
179 // GL_ARB_framebuffer_object doesn't use ARB suffix.) | |
180 if (glVer >= GR_GL_VER(3,0) || extensions.has("GL_ARB_framebuffer_object")) { | |
181 GR_GL_GET_PROC(GenFramebuffers); | |
182 GR_GL_GET_PROC(GetFramebufferAttachmentParameteriv); | |
183 GR_GL_GET_PROC(GetRenderbufferParameteriv); | |
184 GR_GL_GET_PROC(BindFramebuffer); | |
185 GR_GL_GET_PROC(FramebufferTexture2D); | |
186 GR_GL_GET_PROC(CheckFramebufferStatus); | |
187 GR_GL_GET_PROC(DeleteFramebuffers); | |
188 GR_GL_GET_PROC(RenderbufferStorage); | |
189 GR_GL_GET_PROC(GenRenderbuffers); | |
190 GR_GL_GET_PROC(DeleteRenderbuffers); | |
191 GR_GL_GET_PROC(FramebufferRenderbuffer); | |
192 GR_GL_GET_PROC(BindRenderbuffer); | |
193 GR_GL_GET_PROC(RenderbufferStorageMultisample); | |
194 GR_GL_GET_PROC(BlitFramebuffer); | |
195 } else if (extensions.has("GL_EXT_framebuffer_object")) { | |
196 GR_GL_GET_PROC_SUFFIX(GenFramebuffers, EXT); | |
197 GR_GL_GET_PROC_SUFFIX(GetFramebufferAttachmentParameteriv, EXT); | |
198 GR_GL_GET_PROC_SUFFIX(GetRenderbufferParameteriv, EXT); | |
199 GR_GL_GET_PROC_SUFFIX(BindFramebuffer, EXT); | |
200 GR_GL_GET_PROC_SUFFIX(FramebufferTexture2D, EXT); | |
201 GR_GL_GET_PROC_SUFFIX(CheckFramebufferStatus, EXT); | |
202 GR_GL_GET_PROC_SUFFIX(DeleteFramebuffers, EXT); | |
203 GR_GL_GET_PROC_SUFFIX(RenderbufferStorage, EXT); | |
204 GR_GL_GET_PROC_SUFFIX(GenRenderbuffers, EXT); | |
205 GR_GL_GET_PROC_SUFFIX(DeleteRenderbuffers, EXT); | |
206 GR_GL_GET_PROC_SUFFIX(FramebufferRenderbuffer, EXT); | |
207 GR_GL_GET_PROC_SUFFIX(BindRenderbuffer, EXT); | |
208 if (extensions.has("GL_EXT_framebuffer_multisample")) { | |
209 GR_GL_GET_PROC_SUFFIX(RenderbufferStorageMultisample, EXT); | |
35 } | 210 } |
36 | 211 if (extensions.has("GL_EXT_framebuffer_blit")) { |
37 const char* versionString = (const char*) getString(GL_VERSION); | 212 GR_GL_GET_PROC_SUFFIX(BlitFramebuffer, EXT); |
38 GrGLVersion glVer = GrGLGetVersionFromString(versionString); | |
39 | |
40 if (glVer < GR_GL_VER(1,5)) { | |
41 // We must have array and element_array buffer objects. | |
42 return NULL; | |
43 } | 213 } |
44 GrGLInterface* interface = SkNEW(GrGLInterface()); | |
45 | |
46 GR_GL_GET_PROC(ActiveTexture); | |
47 GR_GL_GET_PROC(BeginQuery); | |
48 GR_GL_GET_PROC(AttachShader); | |
49 GR_GL_GET_PROC(BindAttribLocation); | |
50 GR_GL_GET_PROC(BindBuffer); | |
51 GR_GL_GET_PROC(BindFragDataLocation); | |
52 GR_GL_GET_PROC(BindTexture); | |
53 GR_GL_GET_PROC(BlendFunc); | |
54 | |
55 if (glVer >= GR_GL_VER(1,4) || | |
56 extensions.has("GL_ARB_imaging") || | |
57 extensions.has("GL_EXT_blend_color")) { | |
58 GR_GL_GET_PROC(BlendColor); | |
59 } | |
60 | |
61 GR_GL_GET_PROC(BufferData); | |
62 GR_GL_GET_PROC(BufferSubData); | |
63 GR_GL_GET_PROC(Clear); | |
64 GR_GL_GET_PROC(ClearColor); | |
65 GR_GL_GET_PROC(ClearStencil); | |
66 GR_GL_GET_PROC(ColorMask); | |
67 GR_GL_GET_PROC(CompileShader); | |
68 GR_GL_GET_PROC(CompressedTexImage2D); | |
69 GR_GL_GET_PROC(CopyTexSubImage2D); | |
70 GR_GL_GET_PROC(CreateProgram); | |
71 GR_GL_GET_PROC(CreateShader); | |
72 GR_GL_GET_PROC(CullFace); | |
73 GR_GL_GET_PROC(DeleteBuffers); | |
74 GR_GL_GET_PROC(DeleteProgram); | |
75 GR_GL_GET_PROC(DeleteQueries); | |
76 GR_GL_GET_PROC(DeleteShader); | |
77 GR_GL_GET_PROC(DeleteTextures); | |
78 GR_GL_GET_PROC(DepthMask); | |
79 GR_GL_GET_PROC(Disable); | |
80 GR_GL_GET_PROC(DisableVertexAttribArray); | |
81 GR_GL_GET_PROC(DrawArrays); | |
82 GR_GL_GET_PROC(DrawBuffer); | |
83 GR_GL_GET_PROC(DrawBuffers); | |
84 GR_GL_GET_PROC(DrawElements); | |
85 GR_GL_GET_PROC(Enable); | |
86 GR_GL_GET_PROC(EnableVertexAttribArray); | |
87 GR_GL_GET_PROC(EndQuery); | |
88 GR_GL_GET_PROC(Finish); | |
89 GR_GL_GET_PROC(Flush); | |
90 GR_GL_GET_PROC(FrontFace); | |
91 GR_GL_GET_PROC(GenBuffers); | |
92 GR_GL_GET_PROC(GenerateMipmap); | |
93 GR_GL_GET_PROC(GenQueries); | |
94 GR_GL_GET_PROC(GetBufferParameteriv); | |
95 GR_GL_GET_PROC(GetError); | |
96 GR_GL_GET_PROC(GetIntegerv); | |
97 GR_GL_GET_PROC(GetProgramInfoLog); | |
98 GR_GL_GET_PROC(GetProgramiv); | |
99 if (glVer >= GR_GL_VER(3,3) || extensions.has("GL_ARB_timer_query")) { | |
100 GR_GL_GET_PROC(GetQueryObjecti64v); | |
101 GR_GL_GET_PROC(GetQueryObjectui64v) | |
102 GR_GL_GET_PROC(QueryCounter); | |
103 } else if (extensions.has("GL_EXT_timer_query")) { | |
104 GR_GL_GET_PROC_SUFFIX(GetQueryObjecti64v, EXT); | |
105 GR_GL_GET_PROC_SUFFIX(GetQueryObjectui64v, EXT); | |
106 } | |
107 GR_GL_GET_PROC(GetQueryObjectiv); | |
108 GR_GL_GET_PROC(GetQueryObjectuiv); | |
109 GR_GL_GET_PROC(GetQueryiv); | |
110 GR_GL_GET_PROC(GetShaderInfoLog); | |
111 GR_GL_GET_PROC(GetShaderiv); | |
112 GR_GL_GET_PROC(GetString); | |
113 GR_GL_GET_PROC(GetStringi); | |
114 GR_GL_GET_PROC(GetTexLevelParameteriv); | |
115 GR_GL_GET_PROC(GenTextures); | |
116 GR_GL_GET_PROC(GetUniformLocation); | |
117 GR_GL_GET_PROC(LineWidth); | |
118 GR_GL_GET_PROC(LinkProgram); | |
119 GR_GL_GET_PROC(LoadIdentity); | |
120 GR_GL_GET_PROC(LoadMatrixf); | |
121 GR_GL_GET_PROC(MatrixMode); | |
122 GR_GL_GET_PROC(MapBuffer); | |
123 GR_GL_GET_PROC(PixelStorei); | |
124 GR_GL_GET_PROC(ReadBuffer); | |
125 GR_GL_GET_PROC(ReadPixels); | |
126 GR_GL_GET_PROC(Scissor); | |
127 GR_GL_GET_PROC(ShaderSource); | |
128 GR_GL_GET_PROC(StencilFunc); | |
129 GR_GL_GET_PROC(StencilFuncSeparate); | |
130 GR_GL_GET_PROC(StencilMask); | |
131 GR_GL_GET_PROC(StencilMaskSeparate); | |
132 GR_GL_GET_PROC(StencilOp); | |
133 GR_GL_GET_PROC(StencilOpSeparate); | |
134 GR_GL_GET_PROC(TexGenfv); | |
135 GR_GL_GET_PROC(TexGeni); | |
136 GR_GL_GET_PROC(TexImage2D) | |
137 GR_GL_GET_PROC(TexParameteri); | |
138 GR_GL_GET_PROC(TexParameteriv); | |
139 GR_GL_GET_PROC(TexStorage2D); | |
140 if (NULL == interface->fFunctions.fTexStorage2D) { | |
141 GR_GL_GET_PROC_SUFFIX(TexStorage2D, EXT); | |
142 } | |
143 GR_GL_GET_PROC(TexSubImage2D); | |
144 GR_GL_GET_PROC(Uniform1f); | |
145 GR_GL_GET_PROC(Uniform1i); | |
146 GR_GL_GET_PROC(Uniform1fv); | |
147 GR_GL_GET_PROC(Uniform1iv); | |
148 GR_GL_GET_PROC(Uniform2f); | |
149 GR_GL_GET_PROC(Uniform2i); | |
150 GR_GL_GET_PROC(Uniform2fv); | |
151 GR_GL_GET_PROC(Uniform2iv); | |
152 GR_GL_GET_PROC(Uniform3f); | |
153 GR_GL_GET_PROC(Uniform3i); | |
154 GR_GL_GET_PROC(Uniform3fv); | |
155 GR_GL_GET_PROC(Uniform3iv); | |
156 GR_GL_GET_PROC(Uniform4f); | |
157 GR_GL_GET_PROC(Uniform4i); | |
158 GR_GL_GET_PROC(Uniform4fv); | |
159 GR_GL_GET_PROC(Uniform4iv); | |
160 GR_GL_GET_PROC(UniformMatrix2fv); | |
161 GR_GL_GET_PROC(UniformMatrix3fv); | |
162 GR_GL_GET_PROC(UniformMatrix4fv); | |
163 GR_GL_GET_PROC(UnmapBuffer); | |
164 GR_GL_GET_PROC(UseProgram); | |
165 GR_GL_GET_PROC(VertexAttrib4fv); | |
166 GR_GL_GET_PROC(VertexAttribPointer); | |
167 GR_GL_GET_PROC(Viewport); | |
168 | |
169 if (glVer >= GR_GL_VER(3,0) || extensions.has("GL_ARB_vertex_array_objec t")) { | |
170 // no ARB suffix for GL_ARB_vertex_array_object | |
171 GR_GL_GET_PROC(BindVertexArray); | |
172 GR_GL_GET_PROC(DeleteVertexArrays); | |
173 GR_GL_GET_PROC(GenVertexArrays); | |
174 } | |
175 | |
176 // First look for GL3.0 FBO or GL_ARB_framebuffer_object (same since | |
177 // GL_ARB_framebuffer_object doesn't use ARB suffix.) | |
178 if (glVer >= GR_GL_VER(3,0) || extensions.has("GL_ARB_framebuffer_object ")) { | |
179 GR_GL_GET_PROC(GenFramebuffers); | |
180 GR_GL_GET_PROC(GetFramebufferAttachmentParameteriv); | |
181 GR_GL_GET_PROC(GetRenderbufferParameteriv); | |
182 GR_GL_GET_PROC(BindFramebuffer); | |
183 GR_GL_GET_PROC(FramebufferTexture2D); | |
184 GR_GL_GET_PROC(CheckFramebufferStatus); | |
185 GR_GL_GET_PROC(DeleteFramebuffers); | |
186 GR_GL_GET_PROC(RenderbufferStorage); | |
187 GR_GL_GET_PROC(GenRenderbuffers); | |
188 GR_GL_GET_PROC(DeleteRenderbuffers); | |
189 GR_GL_GET_PROC(FramebufferRenderbuffer); | |
190 GR_GL_GET_PROC(BindRenderbuffer); | |
191 GR_GL_GET_PROC(RenderbufferStorageMultisample); | |
192 GR_GL_GET_PROC(BlitFramebuffer); | |
193 } else if (extensions.has("GL_EXT_framebuffer_object")) { | |
194 GR_GL_GET_PROC_SUFFIX(GenFramebuffers, EXT); | |
195 GR_GL_GET_PROC_SUFFIX(GetFramebufferAttachmentParameteriv, EXT); | |
196 GR_GL_GET_PROC_SUFFIX(GetRenderbufferParameteriv, EXT); | |
197 GR_GL_GET_PROC_SUFFIX(BindFramebuffer, EXT); | |
198 GR_GL_GET_PROC_SUFFIX(FramebufferTexture2D, EXT); | |
199 GR_GL_GET_PROC_SUFFIX(CheckFramebufferStatus, EXT); | |
200 GR_GL_GET_PROC_SUFFIX(DeleteFramebuffers, EXT); | |
201 GR_GL_GET_PROC_SUFFIX(RenderbufferStorage, EXT); | |
202 GR_GL_GET_PROC_SUFFIX(GenRenderbuffers, EXT); | |
203 GR_GL_GET_PROC_SUFFIX(DeleteRenderbuffers, EXT); | |
204 GR_GL_GET_PROC_SUFFIX(FramebufferRenderbuffer, EXT); | |
205 GR_GL_GET_PROC_SUFFIX(BindRenderbuffer, EXT); | |
206 if (extensions.has("GL_EXT_framebuffer_multisample")) { | |
207 GR_GL_GET_PROC_SUFFIX(RenderbufferStorageMultisample, EXT); | |
208 } | |
209 if (extensions.has("GL_EXT_framebuffer_blit")) { | |
210 GR_GL_GET_PROC_SUFFIX(BlitFramebuffer, EXT); | |
211 } | |
212 } else { | |
213 // we must have FBOs | |
214 delete interface; | |
215 return NULL; | |
216 } | |
217 GR_GL_GET_PROC(BindFragDataLocationIndexed); | |
218 | |
219 if (extensions.has("GL_EXT_debug_marker")) { | |
220 GR_GL_GET_PROC_SUFFIX(InsertEventMarker, EXT); | |
221 GR_GL_GET_PROC_SUFFIX(PopGroupMarker, EXT); | |
222 GR_GL_GET_PROC_SUFFIX(PushGroupMarker, EXT); | |
223 } | |
224 | |
225 interface->fStandard = kGL_GrGLStandard; | |
226 interface->fExtensions.swap(&extensions); | |
227 | |
228 return interface; | |
229 } else { | 214 } else { |
230 return NULL; | 215 // we must have FBOs |
231 } | 216 delete interface; |
217 return NULL; | |
218 } | |
219 GR_GL_GET_PROC(BindFragDataLocationIndexed); | |
220 | |
221 if (extensions.has("GL_EXT_debug_marker")) { | |
222 GR_GL_GET_PROC_SUFFIX(InsertEventMarker, EXT); | |
223 GR_GL_GET_PROC_SUFFIX(PopGroupMarker, EXT); | |
224 GR_GL_GET_PROC_SUFFIX(PushGroupMarker, EXT); | |
225 } | |
226 | |
227 interface->fStandard = kGL_GrGLStandard; | |
228 interface->fExtensions.swap(&extensions); | |
229 | |
230 return interface; | |
232 } | 231 } |
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