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/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrGLConfig_chrome_DEFINED
#define GrGLConfig_chrome_DEFINED
// glGetError() forces a sync with gpu process on chrome
#define GR_GL_CHECK_ERROR_START 0
#if defined(SK_BUILD_FOR_WIN32)
// ANGLE creates a temp VB for vertex attributes not specified per-vertex.
#define GR_GL_NO_CONSTANT_ATTRIBUTES 1
// For RGBA teximage/readpixels ANGLE will sw-convert to/from BGRA.
#define GR_GL_RGBA_8888_PIXEL_OPS_SLOW 1
// ANGLE can go faster if the entire fbo is read rather than a subrect
#define GR_GL_FULL_READPIXELS_FASTER_THAN_PARTIAL 1
#else
#define GR_GL_NO_CONSTANT_ATTRIBUTES 0
#define GR_GL_RGBA_8888_PIXEL_OPS_SLOW 0
#define GR_GL_FULL_READPIXELS_FASTER_THAN_PARTIAL 0
#endif
// cmd buffer allocates memory and memsets it to zero when it sees glBufferData
// with NULL.
#define GR_GL_USE_BUFFER_DATA_NULL_HINT 0
// chrome uses this to set the context on each GL call.
#define GR_GL_PER_GL_FUNC_CALLBACK 1
// Check error is even more expensive in chrome (cmd buffer flush). The
// compositor also doesn't check its allocations.
#define GR_GL_CHECK_ALLOC_WITH_GET_ERROR 0
// CheckFramebufferStatus in chrome synchronizes the gpu and renderer processes.
#define GR_GL_CHECK_FBO_STATUS_ONCE_PER_FORMAT 1
// Non-VBO vertices and indices are not allowed in Chromium.
#define GR_GL_MUST_USE_VBO 1
// Use updated Khronos signature for glShaderSource
// (const char* const instead of char**).
#define GR_GL_USE_NEW_SHADER_SOURCE_SIGNATURE 1
#if !defined(GR_GL_IGNORE_ES3_MSAA)
#define GR_GL_IGNORE_ES3_MSAA 1
#endif
#endif
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