1 /* 2 Copyright 2011 Google Inc. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 #include "GrGLInterface.h" 18 19 #include <OpenGL/gl.h> 20 #include <OpenGL/glext.h> 21 22 void GrGLSetDefaultGLInterface() { 23 static GrGLInterface gDefaultInterface; 24 static bool gDefaultInterfaceInit; 25 if (!gDefaultInterfaceInit) { 26 gDefaultInterface.fActiveTexture = glActiveTexture; 27 gDefaultInterface.fAttachShader = glAttachShader; 28 gDefaultInterface.fBindAttribLocation = glBindAttribLocation; 29 gDefaultInterface.fBindBuffer = glBindBuffer; 30 gDefaultInterface.fBindTexture = glBindTexture; 31 gDefaultInterface.fBlendColor = glBlendColor; 32 gDefaultInterface.fBlendFunc = glBlendFunc; 33 gDefaultInterface.fBufferData = glBufferData; 34 gDefaultInterface.fBufferSubData = glBufferSubData; 35 gDefaultInterface.fClear = glClear; 36 gDefaultInterface.fClearColor = glClearColor; 37 gDefaultInterface.fClearStencil = glClearStencil; 38 gDefaultInterface.fClientActiveTexture = glClientActiveTexture; 39 gDefaultInterface.fColorMask = glColorMask; 40 gDefaultInterface.fColorPointer = glColorPointer; 41 gDefaultInterface.fColor4ub = glColor4ub; 42 gDefaultInterface.fCompileShader = glCompileShader; 43 gDefaultInterface.fCompressedTexImage2D = glCompressedTexImage2D; 44 gDefaultInterface.fCreateProgram = glCreateProgram; 45 gDefaultInterface.fCreateShader = glCreateShader; 46 gDefaultInterface.fCullFace = glCullFace; 47 gDefaultInterface.fDeleteBuffers = glDeleteBuffers; 48 gDefaultInterface.fDeleteProgram = glDeleteProgram; 49 gDefaultInterface.fDeleteShader = glDeleteShader; 50 gDefaultInterface.fDeleteTextures = glDeleteTextures; 51 gDefaultInterface.fDepthMask = glDepthMask; 52 gDefaultInterface.fDisable = glDisable; 53 gDefaultInterface.fDisableClientState = glDisableClientState; 54 gDefaultInterface.fDisableVertexAttribArray = 55 glDisableVertexAttribArray; 56 gDefaultInterface.fDrawArrays = glDrawArrays; 57 gDefaultInterface.fDrawElements = glDrawElements; 58 gDefaultInterface.fEnable = glEnable; 59 gDefaultInterface.fEnableClientState = glEnableClientState; 60 gDefaultInterface.fEnableVertexAttribArray = glEnableVertexAttribArray; 61 gDefaultInterface.fFrontFace = glFrontFace; 62 gDefaultInterface.fGenBuffers = glGenBuffers; 63 gDefaultInterface.fGetBufferParameteriv = glGetBufferParameteriv; 64 gDefaultInterface.fGetError = glGetError; 65 gDefaultInterface.fGetIntegerv = glGetIntegerv; 66 gDefaultInterface.fGetProgramInfoLog = glGetProgramInfoLog; 67 gDefaultInterface.fGetProgramiv = glGetProgramiv; 68 gDefaultInterface.fGetShaderInfoLog = glGetShaderInfoLog; 69 gDefaultInterface.fGetShaderiv = glGetShaderiv; 70 gDefaultInterface.fGetString = glGetString; 71 gDefaultInterface.fGenTextures = glGenTextures; 72 gDefaultInterface.fGetUniformLocation = glGetUniformLocation; 73 gDefaultInterface.fLineWidth = glLineWidth; 74 gDefaultInterface.fLinkProgram = glLinkProgram; 75 gDefaultInterface.fLoadMatrixf = glLoadMatrixf; 76 gDefaultInterface.fMapBuffer = glMapBuffer; 77 gDefaultInterface.fMatrixMode = glMatrixMode; 78 gDefaultInterface.fPointSize = glPointSize; 79 gDefaultInterface.fPixelStorei = glPixelStorei; 80 gDefaultInterface.fReadPixels = glReadPixels; 81 gDefaultInterface.fScissor = glScissor; 82 gDefaultInterface.fShadeModel = glShadeModel; 83 gDefaultInterface.fShaderSource = glShaderSource; 84 gDefaultInterface.fStencilFunc = glStencilFunc; 85 gDefaultInterface.fStencilFuncSeparate = glStencilFuncSeparate; 86 gDefaultInterface.fStencilMask = glStencilMask; 87 gDefaultInterface.fStencilMaskSeparate = glStencilMaskSeparate; 88 gDefaultInterface.fStencilOp = glStencilOp; 89 gDefaultInterface.fStencilOpSeparate = glStencilOpSeparate; 90 gDefaultInterface.fTexCoordPointer = glTexCoordPointer; 91 gDefaultInterface.fTexEnvi = glTexEnvi; 92 // mac uses GLenum for internalFormat param (non-standard) 93 // amounts to int vs. uint. 94 gDefaultInterface.fTexImage2D = (GrGLTexImage2DProc)glTexImage2D; 95 gDefaultInterface.fTexParameteri = glTexParameteri; 96 gDefaultInterface.fTexSubImage2D = glTexSubImage2D; 97 gDefaultInterface.fUniform1f = glUniform1f; 98 gDefaultInterface.fUniform1i = glUniform1i; 99 gDefaultInterface.fUniform1fv = glUniform1fv; 100 gDefaultInterface.fUniform1iv = glUniform1iv; 101 gDefaultInterface.fUniform2f = glUniform2f; 102 gDefaultInterface.fUniform2i = glUniform2i; 103 gDefaultInterface.fUniform2fv = glUniform2fv; 104 gDefaultInterface.fUniform2iv = glUniform2iv; 105 gDefaultInterface.fUniform3f = glUniform3f; 106 gDefaultInterface.fUniform3i = glUniform3i; 107 gDefaultInterface.fUniform3fv = glUniform3fv; 108 gDefaultInterface.fUniform3iv = glUniform3iv; 109 gDefaultInterface.fUniform4f = glUniform4f; 110 gDefaultInterface.fUniform4i = glUniform4i; 111 gDefaultInterface.fUniform4fv = glUniform4fv; 112 gDefaultInterface.fUniform4iv = glUniform4iv; 113 gDefaultInterface.fUniform4fv = glUniform4fv; 114 gDefaultInterface.fUniformMatrix2fv = glUniformMatrix2fv; 115 gDefaultInterface.fUniformMatrix3fv = glUniformMatrix3fv; 116 gDefaultInterface.fUniformMatrix4fv = glUniformMatrix4fv; 117 gDefaultInterface.fUnmapBuffer = glUnmapBuffer; 118 gDefaultInterface.fUseProgram = glUseProgram; 119 gDefaultInterface.fVertexAttrib4fv = glVertexAttrib4fv; 120 gDefaultInterface.fVertexAttribPointer = glVertexAttribPointer; 121 gDefaultInterface.fVertexPointer = glVertexPointer; 122 gDefaultInterface.fViewport = glViewport; 123 124 #if GL_ARB_framebuffer_object 125 gDefaultInterface.fGenFramebuffers = glGenFramebuffers; 126 gDefaultInterface.fBindFramebuffer = glBindFramebuffer; 127 gDefaultInterface.fFramebufferTexture2D = glFramebufferTexture2D; 128 gDefaultInterface.fCheckFramebufferStatus = glCheckFramebufferStatus; 129 gDefaultInterface.fDeleteFramebuffers = glDeleteFramebuffers; 130 gDefaultInterface.fRenderbufferStorage = glRenderbufferStorage; 131 gDefaultInterface.fGenRenderbuffers = glGenRenderbuffers; 132 gDefaultInterface.fDeleteRenderbuffers = glDeleteRenderbuffers; 133 gDefaultInterface.fFramebufferRenderbuffer = glFramebufferRenderbuffer; 134 gDefaultInterface.fBindRenderbuffer = glBindRenderbuffer; 135 gDefaultInterface.fRenderbufferStorageMultisample = 136 glRenderbufferStorageMultisample; 137 gDefaultInterface.fBlitFramebuffer = glBlitFramebuffer; 138 #elif GL_EXT_framebuffer_object 139 gDefaultInterface.fGenFramebuffers = glGenFramebuffersEXT; 140 gDefaultInterface.fBindFramebuffer = glBindFramebufferEXT; 141 gDefaultInterface.fFramebufferTexture2D = glFramebufferTexture2DEXT; 142 gDefaultInterface.fCheckFramebufferStatus = glCheckFramebufferStatusEXT; 143 gDefaultInterface.fDeleteFramebuffers = glDeleteFramebuffersEXT; 144 gDefaultInterface.fRenderbufferStorage = glRenderbufferStorageEXT; 145 gDefaultInterface.fGenRenderbuffers = glGenRenderbuffersEXT; 146 gDefaultInterface.fDeleteRenderbuffers = glDeleteRenderbuffers; 147 gDefaultInterface.fFramebufferRenderbuffer = 148 glFramebufferRenderbufferEXT; 149 gDefaultInterface.fBindRenderbuffer = glBindRenderbufferEXT; 150 #if GL_EXT_framebuffer_multisample 151 gDefaultInterface.fRenderbufferStorageMultisample = 152 glRenderbufferStorageMultisampleEXT; 153 #endif 154 #if GL_EXT_framebuffer_blit 155 gDefaultInterface.fBlitFramebuffer = glBlitFramebufferEXT; 156 #endif 157 #endif 158 gDefaultInterface.fBindFragDataLocationIndexed = NULL; 159 160 gDefaultInterface.fBindingsExported = kDesktop_GrGLBinding; 161 162 gDefaultInterfaceInit = true; 163 } 164 GrGLSetGLInterface(&gDefaultInterface); 165 } 166