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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.
#ifndef GPU_BLINK_WEBGRAPHICSCONTEXT3D_IN_PROCESS_COMMAND_BUFFER_IMPL_H_
#define GPU_BLINK_WEBGRAPHICSCONTEXT3D_IN_PROCESS_COMMAND_BUFFER_IMPL_H_
#include <vector>
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "gpu/blink/gpu_blink_export.h"
#include "gpu/blink/webgraphicscontext3d_impl.h"
#include "gpu/command_buffer/client/gl_in_process_context.h"
#include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
#include "third_party/WebKit/public/platform/WebString.h"
#include "ui/gfx/native_widget_types.h"
namespace gpu {
class ContextSupport;
class GLInProcessContext;
namespace gles2 {
class GLES2Interface;
class GLES2Implementation;
struct ContextCreationAttribHelper;
}
}
namespace gpu_blink {
class GPU_BLINK_EXPORT WebGraphicsContext3DInProcessCommandBufferImpl
: public WebGraphicsContext3DImpl {
public:
enum MappedMemoryReclaimLimit {
kNoLimit = 0,
};
static scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl>
CreateViewContext(
const blink::WebGraphicsContext3D::Attributes& attributes,
bool lose_context_when_out_of_memory,
gfx::AcceleratedWidget window);
static scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl>
CreateOffscreenContext(
const blink::WebGraphicsContext3D::Attributes& attributes,
bool lose_context_when_out_of_memory);
static scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl>
WrapContext(
scoped_ptr< ::gpu::GLInProcessContext> context,
const blink::WebGraphicsContext3D::Attributes& attributes);
virtual ~WebGraphicsContext3DInProcessCommandBufferImpl();
size_t GetMappedMemoryLimit();
bool InitializeOnCurrentThread();
void SetLock(base::Lock* lock);
//----------------------------------------------------------------------
// WebGraphicsContext3D methods
virtual bool isContextLost();
virtual blink::WGC3Denum getGraphicsResetStatusARB();
::gpu::ContextSupport* GetContextSupport();
::gpu::gles2::GLES2Implementation* GetImplementation() {
return real_gl_;
}
private:
WebGraphicsContext3DInProcessCommandBufferImpl(
scoped_ptr< ::gpu::GLInProcessContext> context,
const blink::WebGraphicsContext3D::Attributes& attributes,
bool lose_context_when_out_of_memory,
bool is_offscreen,
gfx::AcceleratedWidget window);
void OnContextLost();
bool MaybeInitializeGL();
// Used to try to find bugs in code that calls gl directly through the gl api
// instead of going through WebGraphicsContext3D.
void ClearContext();
::gpu::gles2::ContextCreationAttribHelper attribs_;
bool share_resources_;
bool webgl_context_;
bool is_offscreen_;
// Only used when not offscreen.
gfx::AcceleratedWidget window_;
// The context we use for OpenGL rendering.
scoped_ptr< ::gpu::GLInProcessContext> context_;
// The GLES2Implementation we use for OpenGL rendering.
::gpu::gles2::GLES2Implementation* real_gl_;
};
} // namespace gpu_blink
#endif // GPU_BLINK_WEBGRAPHICSCONTEXT3D_IN_PROCESS_COMMAND_BUFFER_IMPL_H_
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