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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/gl/gl_context.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/trace_event/trace_event.h"
#include "ui/gl/gl_bindings.h"
#include "ui/gl/gl_context_egl.h"
#include "ui/gl/gl_context_osmesa.h"
#include "ui/gl/gl_context_stub.h"
#include "ui/gl/gl_context_wgl.h"
#include "ui/gl/gl_implementation.h"
#include "ui/gl/gl_surface_egl.h"
#include "ui/gl/gl_surface_osmesa.h"
#include "ui/gl/gl_surface_stub.h"
#include "ui/gl/gl_surface_wgl.h"
namespace gfx {
scoped_refptr<GLContext> GLContext::CreateGLContext(
GLShareGroup* share_group,
GLSurface* compatible_surface,
GpuPreference gpu_preference) {
TRACE_EVENT0("gpu", "GLContext::CreateGLContext");
switch (GetGLImplementation()) {
case kGLImplementationOSMesaGL: {
scoped_refptr<GLContext> context(new GLContextOSMesa(share_group));
if (!context->Initialize(compatible_surface, gpu_preference))
return nullptr;
return context;
}
case kGLImplementationEGLGLES2: {
scoped_refptr<GLContext> context(new GLContextEGL(share_group));
if (!context->Initialize(compatible_surface, gpu_preference))
return nullptr;
return context;
}
case kGLImplementationDesktopGL: {
scoped_refptr<GLContext> context(new GLContextWGL(share_group));
if (!context->Initialize(compatible_surface, gpu_preference))
return nullptr;
return context;
}
case kGLImplementationMockGL:
return new GLContextStub;
default:
NOTREACHED();
return nullptr;
}
}
} // namespace gfx
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