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// Copyright (c) 2011 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 UI_GFX_GL_GL_SURFACE_GLX_H_
#define UI_GFX_GL_GL_SURFACE_GLX_H_
#include "ui/gfx/gl/gl_surface.h"
#include "ui/base/x/x11_util.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/gfx/size.h"
namespace gfx {
// Base class for GLX surfaces.
class GLSurfaceGLX : public GLSurface {
public:
GLSurfaceGLX();
virtual ~GLSurfaceGLX();
static bool InitializeOneOff();
static Display* GetDisplay();
// These aren't particularly tied to surfaces, but since we already
// have the static InitializeOneOff here, it's easiest to reuse its
// initialization guards.
static const char* GetGLXExtensions();
static bool HasGLXExtension(const char* name);
static bool IsCreateContextRobustnessSupported();
// Get the FB config that the surface was created with or NULL if it is not
// a GLX drawable.
virtual void* GetConfig() = 0;
private:
DISALLOW_COPY_AND_ASSIGN(GLSurfaceGLX);
};
// A surface used to render to a view.
class NativeViewGLSurfaceGLX : public GLSurfaceGLX {
public:
explicit NativeViewGLSurfaceGLX(gfx::PluginWindowHandle window);
virtual ~NativeViewGLSurfaceGLX();
// Implement GLSurfaceGLX.
virtual bool Initialize();
virtual void Destroy();
virtual bool IsOffscreen();
virtual bool SwapBuffers();
virtual gfx::Size GetSize();
virtual void* GetHandle();
virtual void* GetConfig();
protected:
NativeViewGLSurfaceGLX();
gfx::PluginWindowHandle window_;
private:
void* config_;
DISALLOW_COPY_AND_ASSIGN(NativeViewGLSurfaceGLX);
};
// A surface used to render to an offscreen pbuffer.
class PbufferGLSurfaceGLX : public GLSurfaceGLX {
public:
explicit PbufferGLSurfaceGLX(const gfx::Size& size);
virtual ~PbufferGLSurfaceGLX();
// Implement GLSurfaceGLX.
virtual bool Initialize();
virtual void Destroy();
virtual bool IsOffscreen();
virtual bool SwapBuffers();
virtual gfx::Size GetSize();
virtual void* GetHandle();
virtual void* GetConfig();
private:
gfx::Size size_;
void* config_;
XID pbuffer_;
DISALLOW_COPY_AND_ASSIGN(PbufferGLSurfaceGLX);
};
} // namespace gfx
#endif // UI_GFX_GL_GL_SURFACE_GLX_H_
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