gecko-dev/gfx/gl/GLContextWGL.h

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C
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim: set ts=8 sts=4 et sw=4 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef GLCONTEXTWGL_H_
#define GLCONTEXTWGL_H_
#include "GLContext.h"
#include "WGLLibrary.h"
namespace mozilla {
namespace gl {
class GLContextWGL : public GLContext
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(GLContextWGL, override)
// From Window: (possibly for offscreen!)
GLContextWGL(const SurfaceCaps& caps,
GLContext* sharedContext,
bool isOffscreen,
HDC aDC,
HGLRC aContext,
HWND aWindow = nullptr);
// From PBuffer
GLContextWGL(const SurfaceCaps& caps,
GLContext* sharedContext,
bool isOffscreen,
HANDLE aPbuffer,
HDC aDC,
HGLRC aContext,
int aPixelFormat);
~GLContextWGL();
virtual GLContextType GetContextType() const override { return GLContextType::WGL; }
static GLContextWGL* Cast(GLContext* gl) {
MOZ_ASSERT(gl->GetContextType() == GLContextType::WGL);
return static_cast<GLContextWGL*>(gl);
}
bool Init() override;
virtual bool MakeCurrentImpl(bool aForce) override;
virtual bool IsCurrent() override;
void SetIsDoubleBuffered(bool aIsDB);
virtual bool IsDoubleBuffered() const override;
virtual bool SupportsRobustness() const override;
virtual bool SwapBuffers() override;
virtual bool SetupLookupFunction() override;
HGLRC Context() { return mContext; }
protected:
friend class GLContextProviderWGL;
HDC mDC;
HGLRC mContext;
HWND mWnd;
HANDLE mPBuffer;
int mPixelFormat;
bool mIsDoubleBuffered;
};
}
}
#endif // GLCONTEXTWGL_H_