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88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GLCONTEXTGLX_H_
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#define GLCONTEXTGLX_H_
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#include "GLContext.h"
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#include "GLXLibrary.h"
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#include "mozilla/X11Util.h"
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namespace mozilla {
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namespace gl {
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class GLContextGLX : public GLContext {
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(GLContextGLX, override)
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static already_AddRefed<GLContextGLX> CreateGLContext(
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const GLContextDesc&, std::shared_ptr<gfx::XlibDisplay> display,
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GLXDrawable drawable, GLXFBConfig cfg, Drawable ownedPixmap = X11None);
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static bool FindVisual(Display* display, int screen, int* const out_visualId);
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// Finds a GLXFBConfig compatible with the provided window.
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static bool FindFBConfigForWindow(
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Display* display, int screen, Window window,
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GLXFBConfig* const out_config, int* const out_visid, bool aWebRender);
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virtual ~GLContextGLX();
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GLContextType GetContextType() const override { return GLContextType::GLX; }
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static GLContextGLX* Cast(GLContext* gl) {
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MOZ_ASSERT(gl->GetContextType() == GLContextType::GLX);
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return static_cast<GLContextGLX*>(gl);
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}
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bool Init() override;
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bool MakeCurrentImpl() const override;
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bool IsCurrentImpl() const override;
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Maybe<SymbolLoader> GetSymbolLoader() const override;
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bool IsDoubleBuffered() const override;
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bool SwapBuffers() override;
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GLint GetBufferAge() const override;
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void GetWSIInfo(nsCString* const out) const override;
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// Overrides the current GLXDrawable backing the context and makes the
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// context current.
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bool OverrideDrawable(GLXDrawable drawable);
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// Undoes the effect of a drawable override.
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bool RestoreDrawable();
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private:
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friend class GLContextProviderGLX;
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GLContextGLX(const GLContextDesc&, std::shared_ptr<gfx::XlibDisplay> aDisplay,
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GLXDrawable aDrawable, GLXContext aContext, bool aDoubleBuffered,
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Drawable aOwnedPixmap = X11None);
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const GLXContext mContext;
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const std::shared_ptr<gfx::XlibDisplay> mDisplay;
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const GLXDrawable mDrawable;
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// The X pixmap associated with the GLX pixmap. If this is provided, then this
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// class assumes responsibility for freeing both. Otherwise, the user of this
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// class is responsibility for freeing the drawables.
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const Drawable mOwnedPixmap;
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const bool mDoubleBuffered;
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GLXLibrary* const mGLX;
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const bool mOwnsContext = true;
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};
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} // namespace gl
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} // namespace mozilla
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#endif // GLCONTEXTGLX_H_
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