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// Copyright (c) 2013 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 CONTENT_BROWSER_RENDERER_HOST_COMPOSITING_IOSURFACE_CONTEXT_MAC_H_
#define CONTENT_BROWSER_RENDERER_HOST_COMPOSITING_IOSURFACE_CONTEXT_MAC_H_
#import <AppKit/NSOpenGL.h>
#include <OpenGL/OpenGL.h>
#include "base/basictypes.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_nsobject.h"
#include "base/memory/scoped_ptr.h"
#include "content/browser/renderer_host/compositing_iosurface_mac.h"
namespace content {
class CompositingIOSurfaceShaderPrograms;
class CompositingIOSurfaceContext
: public base::RefCounted<CompositingIOSurfaceContext> {
public:
static scoped_refptr<CompositingIOSurfaceContext> Get(
CompositingIOSurfaceMac::SurfaceOrder surface_order);
CompositingIOSurfaceShaderPrograms* shader_program_cache() const {
return shader_program_cache_.get();
}
NSOpenGLContext* nsgl_context() const { return nsgl_context_; }
CGLContextObj cgl_context() const { return cgl_context_; }
bool is_vsync_disabled() const { return is_vsync_disabled_; }
private:
friend class base::RefCounted<CompositingIOSurfaceContext>;
CompositingIOSurfaceContext(
CompositingIOSurfaceMac::SurfaceOrder surface_order,
NSOpenGLContext* nsgl_context,
CGLContextObj clg_context,
bool is_vsync_disabled_,
scoped_ptr<CompositingIOSurfaceShaderPrograms> shader_program_cache);
~CompositingIOSurfaceContext();
// The value for NSOpenGLCPSurfaceOrder for this GL context, 1 will
// render above the window and -1 will render below the window.
GLint surface_order_;
scoped_nsobject<NSOpenGLContext> nsgl_context_;
CGLContextObj cgl_context_; // weak, backed by |nsgl_context_|
bool is_vsync_disabled_;
scoped_ptr<CompositingIOSurfaceShaderPrograms> shader_program_cache_;
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_COMPOSITING_IOSURFACE_CONTEXT_MAC_H_
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