pjs/gfx/gl/GLXLibrary.h

246 строки
11 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Bas Schouten <bschouten@mozilla.com>
* Vladimir Vukicevic <vladimir@pobox.com>
* Matt Woodrow <mwoodrow@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef GFX_GLXLIBRARY_H
#define GFX_GLXLIBRARY_H
#include "GLContext.h"
typedef realGLboolean GLboolean;
#include <GL/glx.h>
namespace mozilla {
namespace gl {
class GLXLibrary
{
public:
GLXLibrary() : mInitialized(false), mTriedInitializing(false),
mUseTextureFromPixmap(false), mDebug(false),
mHasRobustness(false), mOGLLibrary(nsnull) {}
void xDestroyContext(Display* display, GLXContext context);
Bool xMakeCurrent(Display* display,
GLXDrawable drawable,
GLXContext context);
GLXContext xGetCurrentContext();
static void* xGetProcAddress(const char *procName);
GLXFBConfig* xChooseFBConfig(Display* display,
int screen,
const int *attrib_list,
int *nelements);
GLXFBConfig* xGetFBConfigs(Display* display,
int screen,
int *nelements);
GLXContext xCreateNewContext(Display* display,
GLXFBConfig config,
int render_type,
GLXContext share_list,
Bool direct);
XVisualInfo* xGetVisualFromFBConfig(Display* display,
GLXFBConfig config);
int xGetFBConfigAttrib(Display *display,
GLXFBConfig config,
int attribute,
int *value);
void xSwapBuffers(Display *display, GLXDrawable drawable);
const char * xQueryExtensionsString(Display *display,
int screen);
const char * xGetClientString(Display *display,
int screen);
const char * xQueryServerString(Display *display,
int screen, int name);
GLXPixmap xCreatePixmap(Display *display,
GLXFBConfig config,
Pixmap pixmap,
const int *attrib_list);
GLXPixmap xCreateGLXPixmapWithConfig(Display *display,
GLXFBConfig config,
Pixmap pixmap);
void xDestroyPixmap(Display *display, GLXPixmap pixmap);
GLXContext xCreateContext(Display *display,
XVisualInfo *vis,
GLXContext shareList,
Bool direct);
Bool xQueryVersion(Display *display,
int *major,
int *minor);
void xBindTexImage(Display *display,
GLXDrawable drawable,
int buffer,
const int *attrib_list);
void xReleaseTexImage(Display *display,
GLXDrawable drawable,
int buffer);
void xWaitGL();
void xWaitX();
GLXContext xCreateContextAttribs(Display* display,
GLXFBConfig config,
GLXContext share_list,
Bool direct,
const int* attrib_list);
bool EnsureInitialized();
GLXPixmap CreatePixmap(gfxASurface* aSurface);
void DestroyPixmap(GLXPixmap aPixmap);
void BindTexImage(GLXPixmap aPixmap);
void ReleaseTexImage(GLXPixmap aPixmap);
bool UseTextureFromPixmap() { return mUseTextureFromPixmap; }
bool HasRobustness() { return mHasRobustness; }
bool SupportsTextureFromPixmap(gfxASurface* aSurface);
private:
typedef void (GLAPIENTRY * PFNGLXDESTROYCONTEXTPROC) (Display*,
GLXContext);
PFNGLXDESTROYCONTEXTPROC xDestroyContextInternal;
typedef Bool (GLAPIENTRY * PFNGLXMAKECURRENTPROC) (Display*,
GLXDrawable,
GLXContext);
PFNGLXMAKECURRENTPROC xMakeCurrentInternal;
typedef GLXContext (GLAPIENTRY * PFNGLXGETCURRENTCONTEXT) ();
PFNGLXGETCURRENTCONTEXT xGetCurrentContextInternal;
typedef void* (GLAPIENTRY * PFNGLXGETPROCADDRESSPROC) (const char *);
PFNGLXGETPROCADDRESSPROC xGetProcAddressInternal;
typedef GLXFBConfig* (GLAPIENTRY * PFNGLXCHOOSEFBCONFIG) (Display *,
int,
const int *,
int *);
PFNGLXCHOOSEFBCONFIG xChooseFBConfigInternal;
typedef GLXFBConfig* (GLAPIENTRY * PFNGLXGETFBCONFIGS) (Display *,
int,
int *);
PFNGLXGETFBCONFIGS xGetFBConfigsInternal;
typedef GLXContext (GLAPIENTRY * PFNGLXCREATENEWCONTEXT) (Display *,
GLXFBConfig,
int,
GLXContext,
Bool);
PFNGLXCREATENEWCONTEXT xCreateNewContextInternal;
typedef XVisualInfo* (GLAPIENTRY * PFNGLXGETVISUALFROMFBCONFIG) (Display *,
GLXFBConfig);
PFNGLXGETVISUALFROMFBCONFIG xGetVisualFromFBConfigInternal;
typedef int (GLAPIENTRY * PFNGLXGETFBCONFIGATTRIB) (Display *,
GLXFBConfig,
int,
int *);
PFNGLXGETFBCONFIGATTRIB xGetFBConfigAttribInternal;
typedef void (GLAPIENTRY * PFNGLXSWAPBUFFERS) (Display *,
GLXDrawable);
PFNGLXSWAPBUFFERS xSwapBuffersInternal;
typedef const char * (GLAPIENTRY * PFNGLXQUERYEXTENSIONSSTRING) (Display *,
int);
PFNGLXQUERYEXTENSIONSSTRING xQueryExtensionsStringInternal;
typedef const char * (GLAPIENTRY * PFNGLXGETCLIENTSTRING) (Display *,
int);
PFNGLXGETCLIENTSTRING xGetClientStringInternal;
typedef const char * (GLAPIENTRY * PFNGLXQUERYSERVERSTRING) (Display *,
int,
int);
PFNGLXQUERYSERVERSTRING xQueryServerStringInternal;
typedef GLXPixmap (GLAPIENTRY * PFNGLXCREATEPIXMAP) (Display *,
GLXFBConfig,
Pixmap,
const int *);
PFNGLXCREATEPIXMAP xCreatePixmapInternal;
typedef GLXPixmap (GLAPIENTRY * PFNGLXCREATEGLXPIXMAPWITHCONFIG)
(Display *,
GLXFBConfig,
Pixmap);
PFNGLXCREATEGLXPIXMAPWITHCONFIG xCreateGLXPixmapWithConfigInternal;
typedef void (GLAPIENTRY * PFNGLXDESTROYPIXMAP) (Display *,
GLXPixmap);
PFNGLXDESTROYPIXMAP xDestroyPixmapInternal;
typedef GLXContext (GLAPIENTRY * PFNGLXCREATECONTEXT) (Display *,
XVisualInfo *,
GLXContext,
Bool);
PFNGLXCREATECONTEXT xCreateContextInternal;
typedef Bool (GLAPIENTRY * PFNGLXQUERYVERSION) (Display *,
int *,
int *);
PFNGLXQUERYVERSION xQueryVersionInternal;
typedef void (GLAPIENTRY * PFNGLXBINDTEXIMAGE) (Display *,
GLXDrawable,
int,
const int *);
PFNGLXBINDTEXIMAGE xBindTexImageInternal;
typedef void (GLAPIENTRY * PFNGLXRELEASETEXIMAGE) (Display *,
GLXDrawable,
int);
PFNGLXRELEASETEXIMAGE xReleaseTexImageInternal;
typedef void (GLAPIENTRY * PFNGLXWAITGL) ();
PFNGLXWAITGL xWaitGLInternal;
typedef void (GLAPIENTRY * PFNGLXWAITX) ();
PFNGLXWAITGL xWaitXInternal;
typedef GLXContext (GLAPIENTRY * PFNGLXCREATECONTEXTATTRIBS) (Display *,
GLXFBConfig,
GLXContext,
Bool,
const int *);
PFNGLXCREATECONTEXTATTRIBS xCreateContextAttribsInternal;
#ifdef DEBUG
void BeforeGLXCall();
void AfterGLXCall();
#endif
bool mInitialized;
bool mTriedInitializing;
bool mUseTextureFromPixmap;
bool mDebug;
bool mHasRobustness;
PRLibrary *mOGLLibrary;
};
// a global GLXLibrary instance
extern GLXLibrary sGLXLibrary;
} /* namespace gl */
} /* namespace mozilla */
#endif /* GFX_GLXLIBRARY_H */