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epoger@google.comec3ed6a2011-07-28 14:26:00 +00001
bsalomon@google.comf987d1b2011-04-04 17:13:52 +00002/*
epoger@google.comec3ed6a2011-07-28 14:26:00 +00003 * Copyright 2011 Google Inc.
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
bsalomon@google.comf987d1b2011-04-04 17:13:52 +00007 */
8
epoger@google.comec3ed6a2011-07-28 14:26:00 +00009
bsalomon@google.comf987d1b2011-04-04 17:13:52 +000010#include "GrGLInterface.h"
11
12#include <OpenGL/gl.h>
13#include <OpenGL/glext.h>
14
bsalomon@google.com373a6632011-10-19 20:43:20 +000015const GrGLInterface* GrGLCreateNativeInterface() {
16 // The gl functions are not context-specific so we create one global
17 // interface
bsalomon@google.com6fb736f2011-09-16 18:51:57 +000018 static SkAutoTUnref<GrGLInterface> glInterface;
19 if (!glInterface.get()) {
20 GrGLInterface* interface = new GrGLInterface;
21 glInterface.reset(interface);
22 interface->fBindingsExported = kDesktop_GrGLBinding;
23 interface->fActiveTexture = glActiveTexture;
24 interface->fAttachShader = glAttachShader;
bsalomon@google.com373a6632011-10-19 20:43:20 +000025 interface->fBeginQuery = glBeginQuery;
bsalomon@google.com6fb736f2011-09-16 18:51:57 +000026 interface->fBindAttribLocation = glBindAttribLocation;
27 interface->fBindBuffer = glBindBuffer;
bsalomon@google.combc5cf512011-09-21 16:21:07 +000028#if GL_VERSION_3_0
29 interface->fBindFragDataLocation = glBindFragDataLocation;
30#endif
bsalomon@google.com6fb736f2011-09-16 18:51:57 +000031 interface->fBindTexture = glBindTexture;
32 interface->fBlendColor = glBlendColor;
33 interface->fBlendFunc = glBlendFunc;
34 interface->fBufferData = glBufferData;
35 interface->fBufferSubData = glBufferSubData;
36 interface->fClear = glClear;
37 interface->fClearColor = glClearColor;
38 interface->fClearStencil = glClearStencil;
39 interface->fClientActiveTexture = glClientActiveTexture;
40 interface->fColorMask = glColorMask;
41 interface->fColorPointer = glColorPointer;
42 interface->fColor4ub = glColor4ub;
43 interface->fCompileShader = glCompileShader;
44 interface->fCompressedTexImage2D = glCompressedTexImage2D;
45 interface->fCreateProgram = glCreateProgram;
46 interface->fCreateShader = glCreateShader;
47 interface->fCullFace = glCullFace;
48 interface->fDeleteBuffers = glDeleteBuffers;
49 interface->fDeleteProgram = glDeleteProgram;
bsalomon@google.com373a6632011-10-19 20:43:20 +000050 interface->fDeleteQueries = glDeleteQueries;
bsalomon@google.com6fb736f2011-09-16 18:51:57 +000051 interface->fDeleteShader = glDeleteShader;
52 interface->fDeleteTextures = glDeleteTextures;
53 interface->fDepthMask = glDepthMask;
54 interface->fDisable = glDisable;
55 interface->fDisableClientState = glDisableClientState;
bsalomon@google.com373a6632011-10-19 20:43:20 +000056 interface->fDisableVertexAttribArray =
bsalomon@google.com6fb736f2011-09-16 18:51:57 +000057 glDisableVertexAttribArray;
58 interface->fDrawArrays = glDrawArrays;
59 interface->fDrawBuffer = glDrawBuffer;
60 interface->fDrawBuffers = glDrawBuffers;
61 interface->fDrawElements = glDrawElements;
62 interface->fEnable = glEnable;
63 interface->fEnableClientState = glEnableClientState;
64 interface->fEnableVertexAttribArray = glEnableVertexAttribArray;
bsalomon@google.com373a6632011-10-19 20:43:20 +000065 interface->fEndQuery = glEndQuery;
66 interface->fFinish = glFinish;
67 interface->fFlush = glFlush;
bsalomon@google.com6fb736f2011-09-16 18:51:57 +000068 interface->fFrontFace = glFrontFace;
69 interface->fGenBuffers = glGenBuffers;
bsalomon@google.com373a6632011-10-19 20:43:20 +000070 interface->fGenQueries = glGenQueries;
bsalomon@google.com6fb736f2011-09-16 18:51:57 +000071 interface->fGetBufferParameteriv = glGetBufferParameteriv;
72 interface->fGetError = glGetError;
73 interface->fGetIntegerv = glGetIntegerv;
74 interface->fGetProgramInfoLog = glGetProgramInfoLog;
75 interface->fGetProgramiv = glGetProgramiv;
bsalomon@google.com373a6632011-10-19 20:43:20 +000076 interface->fGetQueryiv = glGetQueryiv;
77 interface->fGetQueryObjectiv = glGetQueryObjectiv;
78 interface->fGetQueryObjectuiv = glGetQueryObjectuiv;
bsalomon@google.com6fb736f2011-09-16 18:51:57 +000079 interface->fGetShaderInfoLog = glGetShaderInfoLog;
80 interface->fGetShaderiv = glGetShaderiv;
81 interface->fGetString = glGetString;
82 interface->fGetTexLevelParameteriv = glGetTexLevelParameteriv;
83 interface->fGenTextures = glGenTextures;
84 interface->fGetUniformLocation = glGetUniformLocation;
85 interface->fLineWidth = glLineWidth;
86 interface->fLinkProgram = glLinkProgram;
87 interface->fLoadMatrixf = glLoadMatrixf;
88 interface->fMapBuffer = glMapBuffer;
89 interface->fMatrixMode = glMatrixMode;
90 interface->fPointSize = glPointSize;
91 interface->fPixelStorei = glPixelStorei;
92 interface->fReadBuffer = glReadBuffer;
93 interface->fReadPixels = glReadPixels;
94 interface->fScissor = glScissor;
95 interface->fShadeModel = glShadeModel;
96 interface->fShaderSource = glShaderSource;
97 interface->fStencilFunc = glStencilFunc;
98 interface->fStencilFuncSeparate = glStencilFuncSeparate;
99 interface->fStencilMask = glStencilMask;
100 interface->fStencilMaskSeparate = glStencilMaskSeparate;
101 interface->fStencilOp = glStencilOp;
102 interface->fStencilOpSeparate = glStencilOpSeparate;
103 interface->fTexCoordPointer = glTexCoordPointer;
104 interface->fTexEnvi = glTexEnvi;
105 // mac uses GLenum for internalFormat param (non-standard)
106 // amounts to int vs. uint.
107 interface->fTexImage2D = (GrGLTexImage2DProc)glTexImage2D;
108 interface->fTexParameteri = glTexParameteri;
109 interface->fTexSubImage2D = glTexSubImage2D;
110 interface->fUniform1f = glUniform1f;
111 interface->fUniform1i = glUniform1i;
112 interface->fUniform1fv = glUniform1fv;
113 interface->fUniform1iv = glUniform1iv;
114 interface->fUniform2f = glUniform2f;
115 interface->fUniform2i = glUniform2i;
116 interface->fUniform2fv = glUniform2fv;
117 interface->fUniform2iv = glUniform2iv;
118 interface->fUniform3f = glUniform3f;
119 interface->fUniform3i = glUniform3i;
120 interface->fUniform3fv = glUniform3fv;
121 interface->fUniform3iv = glUniform3iv;
122 interface->fUniform4f = glUniform4f;
123 interface->fUniform4i = glUniform4i;
124 interface->fUniform4fv = glUniform4fv;
125 interface->fUniform4iv = glUniform4iv;
126 interface->fUniform4fv = glUniform4fv;
127 interface->fUniformMatrix2fv = glUniformMatrix2fv;
128 interface->fUniformMatrix3fv = glUniformMatrix3fv;
129 interface->fUniformMatrix4fv = glUniformMatrix4fv;
130 interface->fUnmapBuffer = glUnmapBuffer;
131 interface->fUseProgram = glUseProgram;
132 interface->fVertexAttrib4fv = glVertexAttrib4fv;
133 interface->fVertexAttribPointer = glVertexAttribPointer;
134 interface->fVertexPointer = glVertexPointer;
135 interface->fViewport = glViewport;
bsalomon@google.comf987d1b2011-04-04 17:13:52 +0000136
bsalomon@google.com373a6632011-10-19 20:43:20 +0000137 #if GL_ARB_timer_query || GL_VERSION_3_3
138 interface->fQueryCounter = glQueryCounter;
139 interface->fGetQueryObjecti64v = glGetQueryObjecti64v;
140 interface->fGetQueryObjectui64v = glGetQueryObjectui64v;
141 #elif GL_EXT_timer_query
142 interface->fGetQueryObjecti64v = glGetQueryObjecti64vEXT;
143 interface->fGetQueryObjectui64v = glGetQueryObjectui64vEXT;
144 #endif
145
bsalomon@google.com6fb736f2011-09-16 18:51:57 +0000146 #if GL_ARB_framebuffer_object
147 interface->fGenFramebuffers = glGenFramebuffers;
bsalomon@google.com373a6632011-10-19 20:43:20 +0000148 interface->fGetFramebufferAttachmentParameteriv =
149 glGetFramebufferAttachmentParameteriv;
bsalomon@google.com6fb736f2011-09-16 18:51:57 +0000150 interface->fGetRenderbufferParameteriv = glGetRenderbufferParameteriv;
151 interface->fBindFramebuffer = glBindFramebuffer;
152 interface->fFramebufferTexture2D = glFramebufferTexture2D;
153 interface->fCheckFramebufferStatus = glCheckFramebufferStatus;
154 interface->fDeleteFramebuffers = glDeleteFramebuffers;
155 interface->fRenderbufferStorage = glRenderbufferStorage;
156 interface->fGenRenderbuffers = glGenRenderbuffers;
157 interface->fDeleteRenderbuffers = glDeleteRenderbuffers;
158 interface->fFramebufferRenderbuffer = glFramebufferRenderbuffer;
159 interface->fBindRenderbuffer = glBindRenderbuffer;
160 interface->fRenderbufferStorageMultisample =
161 glRenderbufferStorageMultisample;
162 interface->fBlitFramebuffer = glBlitFramebuffer;
163 #elif GL_EXT_framebuffer_object
164 interface->fGenFramebuffers = glGenFramebuffersEXT;
bsalomon@google.com373a6632011-10-19 20:43:20 +0000165 interface->fGetFramebufferAttachmentParameteriv =
166 glGetFramebufferAttachmentParameterivEXT;
167 interface->fGetRenderbufferParameteriv =
168 glGetRenderbufferParameterivEXT;
bsalomon@google.com6fb736f2011-09-16 18:51:57 +0000169 interface->fBindFramebuffer = glBindFramebufferEXT;
170 interface->fFramebufferTexture2D = glFramebufferTexture2DEXT;
171 interface->fCheckFramebufferStatus = glCheckFramebufferStatusEXT;
172 interface->fDeleteFramebuffers = glDeleteFramebuffersEXT;
173 interface->fRenderbufferStorage = glRenderbufferStorageEXT;
174 interface->fGenRenderbuffers = glGenRenderbuffersEXT;
seanpaul@google.comd4f299e2011-09-16 20:46:40 +0000175 interface->fDeleteRenderbuffers = glDeleteRenderbuffersEXT;
bsalomon@google.com373a6632011-10-19 20:43:20 +0000176 interface->fFramebufferRenderbuffer = glFramebufferRenderbufferEXT;
bsalomon@google.com6fb736f2011-09-16 18:51:57 +0000177 interface->fBindRenderbuffer = glBindRenderbufferEXT;
178 #if GL_EXT_framebuffer_multisample
179 interface->fRenderbufferStorageMultisample =
180 glRenderbufferStorageMultisampleEXT;
181 #endif
182 #if GL_EXT_framebuffer_blit
183 interface->fBlitFramebuffer = glBlitFramebufferEXT;
184 #endif
185 #endif
186 interface->fBindFragDataLocationIndexed = NULL;
bsalomon@google.com271cffc2011-05-20 14:13:56 +0000187
bsalomon@google.com6fb736f2011-09-16 18:51:57 +0000188 interface->fBindingsExported = kDesktop_GrGLBinding;
189 }
190 glInterface.get()->ref();
191 return glInterface.get();
bsalomon@google.comf987d1b2011-04-04 17:13:52 +0000192}