Add support to GrGLInterface for vertex array objects

src/gpu/gl/GrGLCreateNullInterface.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "gl/GrGLInterface.h"
 #include "GrGLDefines.h"
 #include "SkTDArray.h"
 #include "GrGLNoOpInterface.h"
 
 // Functions not declared in GrGLBogusInterface.h (not common with the Debug GL interface).
 
 namespace { // added to suppress 'no previous prototype' warning
 
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLActiveTexture(GrGLenum texture) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLAttachShader(GrGLuint program, GrGLuint shader) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLBeginQuery(GrGLenum target, GrGLuint id) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLBindAttribLocation(GrGLuint program, GrGLuint index, const char* name) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLBindTexture(GrGLenum target, GrGLuint texture) {}
+GrGLvoid GR_GL_FUNCTION_TYPE nullGLBindVertexArray(GrGLuint id) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLBufferData(GrGLenum target, GrGLsizeiptr size, const GrGLvoid* data, GrGLenum usage) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLPixelStorei(GrGLenum pname, GrGLint param) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLReadPixels(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height, GrGLenum format, GrGLenum type, GrGLvoid* pixels) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLUseProgram(GrGLuint program) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLViewport(GrGLint x, GrGLint y, GrGLsizei width, GrGLsizei height) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLBindFramebuffer(GrGLenum target, GrGLuint framebuffer) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLBindRenderbuffer(GrGLenum target, GrGLuint renderbuffer) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLDeleteFramebuffers(GrGLsizei n, const GrGLuint *framebuffers) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLDeleteRenderbuffers(GrGLsizei n, const GrGLuint *renderbuffers) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLFramebufferRenderbuffer(GrGLenum target, GrGLenum attachment, GrGLenum renderbuffertarget, GrGLuint renderbuffer) {}
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLFramebufferTexture2D(GrGLenum target, GrGLenum attachment, GrGLenum textarget, GrGLuint texture, GrGLint level) {}
 
 GrGLuint GR_GL_FUNCTION_TYPE nullGLCreateProgram() {
     static int gCurrID = 0;
     return ++gCurrID;
 }
 
 GrGLuint GR_GL_FUNCTION_TYPE nullGLCreateShader(GrGLenum type) {
     static int gCurrID = 0;
     return ++gCurrID;
 }
 
 // same delete used for shaders and programs
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLDelete(GrGLuint program) {
 }
 
-
 // In debug builds we do asserts that ensure we agree with GL about when a buffer
 // is mapped.
 static SkTDArray<GrGLuint> gMappedBuffers;
 static GrGLuint gCurrArrayBuffer;
 static GrGLuint gCurrElementArrayBuffer;
 
 GrGLvoid GR_GL_FUNCTION_TYPE nullGLBindBuffer(GrGLenum target, GrGLuint buffer) {
     switch (target) {
     case GR_GL_ARRAY_BUFFER:
         gCurrArrayBuffer = buffer;
@@ skipping 101 matching lines @@
         GrGLInterface* interface = SkNEW(GrGLInterface);
         glInterface.reset(interface);
         interface->fBindingsExported = kDesktop_GrGLBinding;
         interface->fActiveTexture = nullGLActiveTexture;
         interface->fAttachShader = nullGLAttachShader;
         interface->fBeginQuery = nullGLBeginQuery;
         interface->fBindAttribLocation = nullGLBindAttribLocation;
         interface->fBindBuffer = nullGLBindBuffer;
         interface->fBindFragDataLocation = noOpGLBindFragDataLocation;
         interface->fBindTexture = nullGLBindTexture;
+        interface->fBindVertexArray = nullGLBindVertexArray;
         interface->fBlendColor = noOpGLBlendColor;
         interface->fBlendFunc = noOpGLBlendFunc;
         interface->fBufferData = nullGLBufferData;
         interface->fBufferSubData = noOpGLBufferSubData;
         interface->fClear = noOpGLClear;
         interface->fClearColor = noOpGLClearColor;
         interface->fClearStencil = noOpGLClearStencil;
         interface->fColorMask = noOpGLColorMask;
         interface->fCompileShader = noOpGLCompileShader;
         interface->fCompressedTexImage2D = noOpGLCompressedTexImage2D;
         interface->fCreateProgram = nullGLCreateProgram;
         interface->fCreateShader = nullGLCreateShader;
         interface->fCullFace = noOpGLCullFace;
         interface->fDeleteBuffers = nullGLDeleteBuffers;
         interface->fDeleteProgram = nullGLDelete;
         interface->fDeleteQueries = noOpGLDeleteIds;
         interface->fDeleteShader = nullGLDelete;
         interface->fDeleteTextures = noOpGLDeleteIds;
+        interface->fDeleteVertexArrays = noOpGLDeleteIds;
         interface->fDepthMask = noOpGLDepthMask;
         interface->fDisable = noOpGLDisable;
         interface->fDisableVertexAttribArray = noOpGLDisableVertexAttribArray;
         interface->fDrawArrays = noOpGLDrawArrays;
         interface->fDrawBuffer = noOpGLDrawBuffer;
         interface->fDrawBuffers = noOpGLDrawBuffers;
         interface->fDrawElements = noOpGLDrawElements;
         interface->fEnable = noOpGLEnable;
         interface->fEnableVertexAttribArray = noOpGLEnableVertexAttribArray;
         interface->fEndQuery = noOpGLEndQuery;
         interface->fFinish = noOpGLFinish;
         interface->fFlush = noOpGLFlush;
         interface->fFrontFace = noOpGLFrontFace;
         interface->fGenBuffers = noOpGLGenIds;
         interface->fGenQueries = noOpGLGenIds;
         interface->fGenTextures = noOpGLGenIds;
+        interface->fGenVertexArrays = noOpGLGenIds;
         interface->fGetBufferParameteriv = nullGLGetBufferParameteriv;
         interface->fGetError = noOpGLGetError;
         interface->fGetIntegerv = noOpGLGetIntegerv;
         interface->fGetQueryObjecti64v = noOpGLGetQueryObjecti64v;
         interface->fGetQueryObjectiv = noOpGLGetQueryObjectiv;
         interface->fGetQueryObjectui64v = noOpGLGetQueryObjectui64v;
         interface->fGetQueryObjectuiv = noOpGLGetQueryObjectuiv;
         interface->fGetQueryiv = noOpGLGetQueryiv;
         interface->fGetProgramInfoLog = noOpGLGetInfoLog;
         interface->fGetProgramiv = noOpGLGetShaderOrProgramiv;
@@ skipping 60 matching lines @@
         interface->fRenderbufferStorageMultisample = noOpGLRenderbufferStorageMultisample;
         interface->fBlitFramebuffer = noOpGLBlitFramebuffer;
         interface->fResolveMultisampleFramebuffer = noOpGLResolveMultisampleFramebuffer;
         interface->fMapBuffer = nullGLMapBuffer;
         interface->fUnmapBuffer = nullGLUnmapBuffer;
         interface->fBindFragDataLocationIndexed = noOpGLBindFragDataLocationIndexed;
     }
     glInterface.get()->ref();
     return glInterface.get();
 }