mirror of
https://github.com/mozilla/gecko-dev.git
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223 lines
9.6 KiB
C++
223 lines
9.6 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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#include <GL/glx.h>
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struct PRLibrary;
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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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GLXLibrary() : mInitialized(false), mTriedInitializing(false),
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mUseTextureFromPixmap(false), mDebug(false),
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mHasRobustness(false), mIsATI(false), mIsNVIDIA(false),
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mClientIsMesa(false), mGLXMajorVersion(0),
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mGLXMinorVersion(0), mLibType(OPENGL_LIB),
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mOGLLibrary(nullptr) {}
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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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enum LibraryType
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{
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OPENGL_LIB = 0,
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MESA_LLVMPIPE_LIB = 1,
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LIBS_MAX
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};
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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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bool EnsureInitialized(LibraryType libType);
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GLXPixmap CreatePixmap(gfxASurface* aSurface);
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void DestroyPixmap(GLXPixmap aPixmap);
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void BindTexImage(GLXPixmap aPixmap);
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void ReleaseTexImage(GLXPixmap aPixmap);
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bool UseTextureFromPixmap() { return mUseTextureFromPixmap; }
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bool HasRobustness() { return mHasRobustness; }
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bool SupportsTextureFromPixmap(gfxASurface* aSurface);
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bool IsATI() { return mIsATI; }
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bool GLXVersionCheck(int aMajor, int aMinor);
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static LibraryType SelectLibrary(const ContextFlags& aFlags);
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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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#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 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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LibraryType mLibType;
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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[GLXLibrary::LIBS_MAX];
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extern GLXLibrary& sDefGLXLib;
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} /* namespace gl */
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} /* namespace mozilla */
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#endif /* GFX_GLXLIBRARY_H */
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