1 2 /* 3 * 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. 7 */ 8 #ifndef GrGLConfig_chrome_DEFINED 9 #define GrGLConfig_chrome_DEFINED 10 11 // glGetError() forces a sync with gpu process on chrome 12 #define GR_GL_CHECK_ERROR_START 0 13 14 // cmd buffer allocates memory and memsets it to zero when it sees glBufferData 15 // with NULL. 16 #define GR_GL_USE_BUFFER_DATA_NULL_HINT 0 17 18 // chrome uses this to set the context on each GL call. 19 #define GR_GL_PER_GL_FUNC_CALLBACK 1 20 21 // Check error is even more expensive in chrome (cmd buffer flush). The 22 // compositor also doesn't check its allocations. 23 #define GR_GL_CHECK_ALLOC_WITH_GET_ERROR 0 24 25 // CheckFramebufferStatus in chrome synchronizes the gpu and renderer processes. 26 #define GR_GL_CHECK_FBO_STATUS_ONCE_PER_FORMAT 1 27 28 // Non-VBO vertices and indices are not allowed in Chromium. 29 #define GR_GL_MUST_USE_VBO 1 30 31 // Use updated Khronos signature for glShaderSource 32 // (const char* const instead of char**). 33 #define GR_GL_USE_NEW_SHADER_SOURCE_SIGNATURE 1 34 35 #if !defined(GR_GL_IGNORE_ES3_MSAA) 36 #define GR_GL_IGNORE_ES3_MSAA 1 37 #endif 38 39 #endif 40