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268 lines
11 KiB
C++
268 lines
11 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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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 GFX_GLXLIBRARY_H
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#define GFX_GLXLIBRARY_H
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#include "GLContextTypes.h"
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typedef realGLboolean GLboolean;
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// stuff from glx.h
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#include "X11/Xlib.h"
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typedef struct __GLXcontextRec* GLXContext;
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typedef XID GLXPixmap;
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typedef XID GLXDrawable;
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/* GLX 1.3 and later */
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typedef struct __GLXFBConfigRec* GLXFBConfig;
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typedef XID GLXFBConfigID;
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typedef XID GLXContextID;
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typedef XID GLXWindow;
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typedef XID GLXPbuffer;
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// end of stuff from glx.h
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#include "prenv.h"
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struct PRLibrary;
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class gfxASurface;
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namespace mozilla {
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namespace gl {
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class GLXLibrary
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{
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public:
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MOZ_CONSTEXPR GLXLibrary()
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: xDestroyContextInternal(nullptr)
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, xMakeCurrentInternal(nullptr)
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, xGetCurrentContextInternal(nullptr)
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, xGetProcAddressInternal(nullptr)
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, xChooseFBConfigInternal(nullptr)
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, xGetFBConfigsInternal(nullptr)
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, xCreateNewContextInternal(nullptr)
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, xGetFBConfigAttribInternal(nullptr)
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, xSwapBuffersInternal(nullptr)
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, xQueryExtensionsStringInternal(nullptr)
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, xGetClientStringInternal(nullptr)
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, xQueryServerStringInternal(nullptr)
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, xCreatePixmapInternal(nullptr)
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, xCreateGLXPixmapWithConfigInternal(nullptr)
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, xDestroyPixmapInternal(nullptr)
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, xQueryVersionInternal(nullptr)
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, xBindTexImageInternal(nullptr)
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, xReleaseTexImageInternal(nullptr)
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, xWaitGLInternal(nullptr)
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, xWaitXInternal(nullptr)
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, xCreateContextAttribsInternal(nullptr)
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, xGetVideoSyncInternal(nullptr)
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, xWaitVideoSyncInternal(nullptr)
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, mInitialized(false), mTriedInitializing(false)
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, mUseTextureFromPixmap(false), mDebug(false)
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, mHasRobustness(false), mHasCreateContextAttribs(false)
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, mHasVideoSync(false)
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, mIsATI(false), mIsNVIDIA(false)
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, mClientIsMesa(false), mGLXMajorVersion(0)
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, mGLXMinorVersion(0)
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, mOGLLibrary(nullptr)
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{}
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void xDestroyContext(Display* display, GLXContext context);
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Bool xMakeCurrent(Display* display,
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GLXDrawable drawable,
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GLXContext context);
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GLXContext xGetCurrentContext();
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static void* xGetProcAddress(const char* procName);
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GLXFBConfig* xChooseFBConfig(Display* display,
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int screen,
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const int* attrib_list,
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int* nelements);
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GLXFBConfig* xGetFBConfigs(Display* display,
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int screen,
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int* nelements);
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GLXContext xCreateNewContext(Display* display,
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GLXFBConfig config,
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int render_type,
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GLXContext share_list,
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Bool direct);
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int xGetFBConfigAttrib(Display* display,
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GLXFBConfig config,
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int attribute,
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int* value);
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void xSwapBuffers(Display* display, GLXDrawable drawable);
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const char* xQueryExtensionsString(Display* display,
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int screen);
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const char* xGetClientString(Display* display,
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int screen);
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const char* xQueryServerString(Display* display,
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int screen, int name);
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GLXPixmap xCreatePixmap(Display* display,
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GLXFBConfig config,
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Pixmap pixmap,
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const int* attrib_list);
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GLXPixmap xCreateGLXPixmapWithConfig(Display* display,
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GLXFBConfig config,
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Pixmap pixmap);
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void xDestroyPixmap(Display* display, GLXPixmap pixmap);
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Bool xQueryVersion(Display* display,
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int* major,
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int* minor);
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void xBindTexImage(Display* display,
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GLXDrawable drawable,
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int buffer,
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const int* attrib_list);
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void xReleaseTexImage(Display* display,
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GLXDrawable drawable,
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int buffer);
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void xWaitGL();
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void xWaitX();
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GLXContext xCreateContextAttribs(Display* display,
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GLXFBConfig config,
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GLXContext share_list,
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Bool direct,
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const int* attrib_list);
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int xGetVideoSync(unsigned int* count);
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int xWaitVideoSync(int divisor, int remainder, unsigned int* count);
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bool EnsureInitialized();
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GLXPixmap CreatePixmap(gfxASurface* aSurface);
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void DestroyPixmap(Display* aDisplay, GLXPixmap aPixmap);
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void BindTexImage(Display* aDisplay, GLXPixmap aPixmap);
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void ReleaseTexImage(Display* aDisplay, GLXPixmap aPixmap);
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void UpdateTexImage(Display* aDisplay, GLXPixmap aPixmap);
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bool UseTextureFromPixmap() { return mUseTextureFromPixmap; }
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bool HasRobustness() { return mHasRobustness; }
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bool HasCreateContextAttribs() { return mHasCreateContextAttribs; }
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bool SupportsTextureFromPixmap(gfxASurface* aSurface);
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bool SupportsVideoSync();
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bool IsATI() { return mIsATI; }
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bool GLXVersionCheck(int aMajor, int aMinor);
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private:
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typedef void (GLAPIENTRY * PFNGLXDESTROYCONTEXTPROC) (Display*,
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GLXContext);
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PFNGLXDESTROYCONTEXTPROC xDestroyContextInternal;
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typedef Bool (GLAPIENTRY * PFNGLXMAKECURRENTPROC) (Display*,
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GLXDrawable,
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GLXContext);
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PFNGLXMAKECURRENTPROC xMakeCurrentInternal;
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typedef GLXContext (GLAPIENTRY * PFNGLXGETCURRENTCONTEXT) ();
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PFNGLXGETCURRENTCONTEXT xGetCurrentContextInternal;
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typedef void* (GLAPIENTRY * PFNGLXGETPROCADDRESSPROC) (const char*);
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PFNGLXGETPROCADDRESSPROC xGetProcAddressInternal;
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typedef GLXFBConfig* (GLAPIENTRY * PFNGLXCHOOSEFBCONFIG) (Display*,
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int,
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const int*,
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int*);
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PFNGLXCHOOSEFBCONFIG xChooseFBConfigInternal;
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typedef GLXFBConfig* (GLAPIENTRY * PFNGLXGETFBCONFIGS) (Display*,
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int,
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int*);
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PFNGLXGETFBCONFIGS xGetFBConfigsInternal;
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typedef GLXContext (GLAPIENTRY * PFNGLXCREATENEWCONTEXT) (Display*,
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GLXFBConfig,
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int,
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GLXContext,
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Bool);
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PFNGLXCREATENEWCONTEXT xCreateNewContextInternal;
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typedef int (GLAPIENTRY * PFNGLXGETFBCONFIGATTRIB) (Display*,
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GLXFBConfig,
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int,
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int*);
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PFNGLXGETFBCONFIGATTRIB xGetFBConfigAttribInternal;
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typedef void (GLAPIENTRY * PFNGLXSWAPBUFFERS) (Display*,
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GLXDrawable);
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PFNGLXSWAPBUFFERS xSwapBuffersInternal;
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typedef const char* (GLAPIENTRY * PFNGLXQUERYEXTENSIONSSTRING) (Display*,
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int);
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PFNGLXQUERYEXTENSIONSSTRING xQueryExtensionsStringInternal;
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typedef const char* (GLAPIENTRY * PFNGLXGETCLIENTSTRING) (Display*,
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int);
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PFNGLXGETCLIENTSTRING xGetClientStringInternal;
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typedef const char* (GLAPIENTRY * PFNGLXQUERYSERVERSTRING) (Display*,
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int,
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int);
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PFNGLXQUERYSERVERSTRING xQueryServerStringInternal;
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typedef GLXPixmap (GLAPIENTRY * PFNGLXCREATEPIXMAP) (Display*,
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GLXFBConfig,
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Pixmap,
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const int*);
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PFNGLXCREATEPIXMAP xCreatePixmapInternal;
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typedef GLXPixmap (GLAPIENTRY * PFNGLXCREATEGLXPIXMAPWITHCONFIG)
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(Display*,
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GLXFBConfig,
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Pixmap);
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PFNGLXCREATEGLXPIXMAPWITHCONFIG xCreateGLXPixmapWithConfigInternal;
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typedef void (GLAPIENTRY * PFNGLXDESTROYPIXMAP) (Display*,
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GLXPixmap);
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PFNGLXDESTROYPIXMAP xDestroyPixmapInternal;
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typedef Bool (GLAPIENTRY * PFNGLXQUERYVERSION) (Display*,
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int*,
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int*);
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PFNGLXQUERYVERSION xQueryVersionInternal;
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typedef void (GLAPIENTRY * PFNGLXBINDTEXIMAGE) (Display*,
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GLXDrawable,
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int,
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const int*);
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PFNGLXBINDTEXIMAGE xBindTexImageInternal;
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typedef void (GLAPIENTRY * PFNGLXRELEASETEXIMAGE) (Display*,
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GLXDrawable,
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int);
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PFNGLXRELEASETEXIMAGE xReleaseTexImageInternal;
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typedef void (GLAPIENTRY * PFNGLXWAITGL) ();
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PFNGLXWAITGL xWaitGLInternal;
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typedef void (GLAPIENTRY * PFNGLXWAITX) ();
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PFNGLXWAITGL xWaitXInternal;
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typedef GLXContext (GLAPIENTRY * PFNGLXCREATECONTEXTATTRIBS) (Display*,
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GLXFBConfig,
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GLXContext,
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Bool,
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const int*);
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PFNGLXCREATECONTEXTATTRIBS xCreateContextAttribsInternal;
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typedef int (GLAPIENTRY * PFNGLXGETVIDEOSYNCSGI) (unsigned int* count);
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PFNGLXGETVIDEOSYNCSGI xGetVideoSyncInternal;
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typedef int (GLAPIENTRY * PFNGLXWAITVIDEOSYNCSGI) (int divisor, int remainder, unsigned int* count);
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PFNGLXWAITVIDEOSYNCSGI xWaitVideoSyncInternal;
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#ifdef DEBUG
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void BeforeGLXCall();
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void AfterGLXCall();
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#endif
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bool mInitialized;
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bool mTriedInitializing;
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bool mUseTextureFromPixmap;
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bool mDebug;
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bool mHasRobustness;
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bool mHasCreateContextAttribs;
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bool mHasVideoSync;
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bool mIsATI;
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bool mIsNVIDIA;
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bool mClientIsMesa;
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int mGLXMajorVersion;
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int mGLXMinorVersion;
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PRLibrary* mOGLLibrary;
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};
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// a global GLXLibrary instance
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extern GLXLibrary sGLXLibrary;
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} /* namespace gl */
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} /* namespace mozilla */
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#endif /* GFX_GLXLIBRARY_H */
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