1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "ui/gl/gl_egl_api_implementation.h" 6#include "ui/gl/gl_implementation.h" 7 8namespace gfx { 9 10RealEGLApi* g_real_egl; 11 12void InitializeStaticGLBindingsEGL() { 13 g_driver_egl.InitializeStaticBindings(); 14 if (!g_real_egl) { 15 g_real_egl = new RealEGLApi(); 16 } 17 g_real_egl->Initialize(&g_driver_egl); 18 g_current_egl_context = g_real_egl; 19} 20 21void InitializeDynamicGLBindingsEGL(GLContext* context) { 22 g_driver_egl.InitializeDynamicBindings(context); 23} 24 25void InitializeDebugGLBindingsEGL() { 26 g_driver_egl.InitializeDebugBindings(); 27} 28 29void ClearGLBindingsEGL() { 30 if (g_real_egl) { 31 delete g_real_egl; 32 g_real_egl = NULL; 33 } 34 g_current_egl_context = NULL; 35 g_driver_egl.ClearBindings(); 36} 37 38EGLApi::EGLApi() { 39} 40 41EGLApi::~EGLApi() { 42} 43 44EGLApiBase::EGLApiBase() 45 : driver_(NULL) { 46} 47 48EGLApiBase::~EGLApiBase() { 49} 50 51void EGLApiBase::InitializeBase(DriverEGL* driver) { 52 driver_ = driver; 53} 54 55RealEGLApi::RealEGLApi() { 56} 57 58RealEGLApi::~RealEGLApi() { 59} 60 61void RealEGLApi::Initialize(DriverEGL* driver) { 62 InitializeBase(driver); 63} 64 65TraceEGLApi::~TraceEGLApi() { 66} 67 68bool GetGLWindowSystemBindingInfoEGL(GLWindowSystemBindingInfo* info) { 69 EGLDisplay display = eglGetCurrentDisplay(); 70 const char* vendor = eglQueryString(display, EGL_VENDOR); 71 const char* version = eglQueryString(display, EGL_VERSION); 72 const char* extensions = eglQueryString(display, EGL_EXTENSIONS); 73 *info = GLWindowSystemBindingInfo(); 74 if (vendor) 75 info->vendor = vendor; 76 if (version) 77 info->version = version; 78 if (extensions) 79 info->extensions = extensions; 80 return true; 81} 82 83} // namespace gfx 84 85 86