Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /* vim: set ts=8 sts=4 et sw=4 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #ifndef GLCONTEXTGLX_H_
       8             : #define GLCONTEXTGLX_H_
       9             : 
      10             : #include "GLContext.h"
      11             : #include "GLXLibrary.h"
      12             : #include "mozilla/X11Util.h"
      13             : 
      14             : namespace mozilla {
      15             : namespace gl {
      16             : 
      17             : class GLContextGLX : public GLContext
      18             : {
      19             : public:
      20           0 :     MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(GLContextGLX, override)
      21             :     static already_AddRefed<GLContextGLX>
      22             :     CreateGLContext(CreateContextFlags flags,
      23             :                     const SurfaceCaps& caps,
      24             :                     bool isOffscreen,
      25             :                     Display* display,
      26             :                     GLXDrawable drawable,
      27             :                     GLXFBConfig cfg,
      28             :                     bool deleteDrawable,
      29             :                     gfxXlibSurface* pixmap);
      30             : 
      31             :     // Finds a GLXFBConfig compatible with the provided window.
      32             :     static bool
      33             :     FindFBConfigForWindow(Display* display, int screen, Window window,
      34             :                           ScopedXFree<GLXFBConfig>* const out_scopedConfigArr,
      35             :                           GLXFBConfig* const out_config, int* const out_visid,
      36             :                           bool aWebRender);
      37             : 
      38             :     ~GLContextGLX();
      39             : 
      40           0 :     virtual GLContextType GetContextType() const override { return GLContextType::GLX; }
      41             : 
      42           0 :     static GLContextGLX* Cast(GLContext* gl) {
      43           0 :         MOZ_ASSERT(gl->GetContextType() == GLContextType::GLX);
      44           0 :         return static_cast<GLContextGLX*>(gl);
      45             :     }
      46             : 
      47             :     bool Init() override;
      48             : 
      49             :     virtual bool MakeCurrentImpl(bool aForce) override;
      50             : 
      51             :     virtual bool IsCurrent() override;
      52             : 
      53             :     virtual bool SetupLookupFunction() override;
      54             : 
      55             :     virtual bool IsDoubleBuffered() const override;
      56             : 
      57             :     virtual bool SwapBuffers() override;
      58             : 
      59             :     virtual void GetWSIInfo(nsCString* const out) const override;
      60             : 
      61             :     // Overrides the current GLXDrawable backing the context and makes the
      62             :     // context current.
      63             :     bool OverrideDrawable(GLXDrawable drawable);
      64             : 
      65             :     // Undoes the effect of a drawable override.
      66             :     bool RestoreDrawable();
      67             : 
      68             : private:
      69             :     friend class GLContextProviderGLX;
      70             : 
      71             :     GLContextGLX(CreateContextFlags flags,
      72             :                  const SurfaceCaps& caps,
      73             :                  bool isOffscreen,
      74             :                  Display* aDisplay,
      75             :                  GLXDrawable aDrawable,
      76             :                  GLXContext aContext,
      77             :                  bool aDeleteDrawable,
      78             :                  bool aDoubleBuffered,
      79             :                  gfxXlibSurface* aPixmap);
      80             : 
      81             :     GLXContext mContext;
      82             :     Display* mDisplay;
      83             :     GLXDrawable mDrawable;
      84             :     bool mDeleteDrawable;
      85             :     bool mDoubleBuffered;
      86             : 
      87             :     GLXLibrary* mGLX;
      88             : 
      89             :     RefPtr<gfxXlibSurface> mPixmap;
      90             :     bool mOwnsContext;
      91             : };
      92             : 
      93             : }
      94             : }
      95             : 
      96             : #endif // GLCONTEXTGLX_H_