gecko-dev/gfx/gl/GLContextWGL.h
Jeff Gilbert a824ab4d81 Bug 1656034 - Support multiple EglDisplays per GLLibraryEGL. r=lsalzman,sotaro,stransky
Have webrender use its own EGLDisplay, letting WebGL use a different
one.

Differential Revision: https://phabricator.services.mozilla.com/D85496
2020-08-07 07:14:46 +00:00

62 lines
1.6 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 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 final : public GLContext {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(GLContextWGL, override)
// From Window: (possibly for offscreen!)
GLContextWGL(const GLContextDesc&, HDC aDC, HGLRC aContext,
HWND aWindow = nullptr);
// From PBuffer
GLContextWGL(const GLContextDesc&, HANDLE aPbuffer, HDC aDC, HGLRC aContext,
int aPixelFormat);
~GLContextWGL();
virtual GLContextType GetContextType() const override {
return GLContextType::WGL;
}
virtual bool MakeCurrentImpl() const override;
virtual bool IsCurrentImpl() const override;
virtual bool IsDoubleBuffered() const override { return mIsDoubleBuffered; }
virtual bool SwapBuffers() override;
virtual void GetWSIInfo(nsCString* const out) const override;
Maybe<SymbolLoader> GetSymbolLoader() const override {
return Some(sWGLLib.GetSymbolLoader());
}
HGLRC Context() { return mContext; }
protected:
friend class GLContextProviderWGL;
HDC mDC;
HGLRC mContext;
HWND mWnd;
HANDLE mPBuffer;
int mPixelFormat;
public:
bool mIsDoubleBuffered = false;
};
} // namespace gl
} // namespace mozilla
#endif // GLCONTEXTWGL_H_