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/*
* Mesa 3-D graphics library
*
* Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef GLX_H
#define GLX_H
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <GL/gl.h>
#ifdef __cplusplus
extern "C" {
#endif
#define GLX_VERSION_1_1 1
#define GLX_VERSION_1_2 1
#define GLX_VERSION_1_3 1
#define GLX_VERSION_1_4 1
#define GLX_EXTENSION_NAME "GLX"
/*
* Tokens for glXChooseVisual and glXGetConfig:
*/
#define GLX_USE_GL 1
#define GLX_BUFFER_SIZE 2
#define GLX_LEVEL 3
#define GLX_RGBA 4
#define GLX_DOUBLEBUFFER 5
#define GLX_STEREO 6
#define GLX_AUX_BUFFERS 7
#define GLX_RED_SIZE 8
#define GLX_GREEN_SIZE 9
#define GLX_BLUE_SIZE 10
#define GLX_ALPHA_SIZE 11
#define GLX_DEPTH_SIZE 12
#define GLX_STENCIL_SIZE 13
#define GLX_ACCUM_RED_SIZE 14
#define GLX_ACCUM_GREEN_SIZE 15
#define GLX_ACCUM_BLUE_SIZE 16
#define GLX_ACCUM_ALPHA_SIZE 17
/*
* Error codes returned by glXGetConfig:
*/
#define GLX_BAD_SCREEN 1
#define GLX_BAD_ATTRIBUTE 2
#define GLX_NO_EXTENSION 3
#define GLX_BAD_VISUAL 4
#define GLX_BAD_CONTEXT 5
#define GLX_BAD_VALUE 6
#define GLX_BAD_ENUM 7
/*
* GLX 1.1 and later:
*/
#define GLX_VENDOR 1
#define GLX_VERSION 2
#define GLX_EXTENSIONS 3
/*
* GLX 1.3 and later:
*/
#define GLX_CONFIG_CAVEAT 0x20
#define GLX_DONT_CARE 0xFFFFFFFF
#define GLX_X_VISUAL_TYPE 0x22
#define GLX_TRANSPARENT_TYPE 0x23
#define GLX_TRANSPARENT_INDEX_VALUE 0x24
#define GLX_TRANSPARENT_RED_VALUE 0x25
#define GLX_TRANSPARENT_GREEN_VALUE 0x26
#define GLX_TRANSPARENT_BLUE_VALUE 0x27
#define GLX_TRANSPARENT_ALPHA_VALUE 0x28
#define GLX_WINDOW_BIT 0x00000001
#define GLX_PIXMAP_BIT 0x00000002
#define GLX_PBUFFER_BIT 0x00000004
#define GLX_AUX_BUFFERS_BIT 0x00000010
#define GLX_FRONT_LEFT_BUFFER_BIT 0x00000001
#define GLX_FRONT_RIGHT_BUFFER_BIT 0x00000002
#define GLX_BACK_LEFT_BUFFER_BIT 0x00000004
#define GLX_BACK_RIGHT_BUFFER_BIT 0x00000008
#define GLX_DEPTH_BUFFER_BIT 0x00000020
#define GLX_STENCIL_BUFFER_BIT 0x00000040
#define GLX_ACCUM_BUFFER_BIT 0x00000080
#define GLX_NONE 0x8000
#define GLX_SLOW_CONFIG 0x8001
#define GLX_TRUE_COLOR 0x8002
#define GLX_DIRECT_COLOR 0x8003
#define GLX_PSEUDO_COLOR 0x8004
#define GLX_STATIC_COLOR 0x8005
#define GLX_GRAY_SCALE 0x8006
#define GLX_STATIC_GRAY 0x8007
#define GLX_TRANSPARENT_RGB 0x8008
#define GLX_TRANSPARENT_INDEX 0x8009
#define GLX_VISUAL_ID 0x800B
#define GLX_SCREEN 0x800C
#define GLX_NON_CONFORMANT_CONFIG 0x800D
#define GLX_DRAWABLE_TYPE 0x8010
#define GLX_RENDER_TYPE 0x8011
#define GLX_X_RENDERABLE 0x8012
#define GLX_FBCONFIG_ID 0x8013
#define GLX_RGBA_TYPE 0x8014
#define GLX_COLOR_INDEX_TYPE 0x8015
#define GLX_MAX_PBUFFER_WIDTH 0x8016
#define GLX_MAX_PBUFFER_HEIGHT 0x8017
#define GLX_MAX_PBUFFER_PIXELS 0x8018
#define GLX_PRESERVED_CONTENTS 0x801B
#define GLX_LARGEST_PBUFFER 0x801C
#define GLX_WIDTH 0x801D
#define GLX_HEIGHT 0x801E
#define GLX_EVENT_MASK 0x801F
#define GLX_DAMAGED 0x8020
#define GLX_SAVED 0x8021
#define GLX_WINDOW 0x8022
#define GLX_PBUFFER 0x8023
#define GLX_PBUFFER_HEIGHT 0x8040
#define GLX_PBUFFER_WIDTH 0x8041
#define GLX_RGBA_BIT 0x00000001
#define GLX_COLOR_INDEX_BIT 0x00000002
#define GLX_PBUFFER_CLOBBER_MASK 0x08000000
/*
* GLX 1.4 and later:
*/
#define GLX_SAMPLE_BUFFERS 0x186a0 /*100000*/
#define GLX_SAMPLES 0x186a1 /*100001*/
typedef struct __GLXcontextRec *GLXContext;
typedef XID GLXPixmap;
typedef XID GLXDrawable;
/* GLX 1.3 and later */
typedef struct __GLXFBConfigRec *GLXFBConfig;
typedef XID GLXFBConfigID;
typedef XID GLXContextID;
typedef XID GLXWindow;
typedef XID GLXPbuffer;
/*
** Events.
** __GLX_NUMBER_EVENTS is set to 17 to account for the BufferClobberSGIX
** event - this helps initialization if the server supports the pbuffer
** extension and the client doesn't.
*/
#define GLX_PbufferClobber 0
#define GLX_BufferSwapComplete 1
#define __GLX_NUMBER_EVENTS 17
extern XVisualInfo* glXChooseVisual( Display *dpy, int screen,
int *attribList );
extern GLXContext glXCreateContext( Display *dpy, XVisualInfo *vis,
GLXContext shareList, Bool direct );
extern void glXDestroyContext( Display *dpy, GLXContext ctx );
extern Bool glXMakeCurrent( Display *dpy, GLXDrawable drawable,
GLXContext ctx);
extern void glXCopyContext( Display *dpy, GLXContext src, GLXContext dst,
unsigned long mask );
extern void glXSwapBuffers( Display *dpy, GLXDrawable drawable );
extern GLXPixmap glXCreateGLXPixmap( Display *dpy, XVisualInfo *visual,
Pixmap pixmap );
extern void glXDestroyGLXPixmap( Display *dpy, GLXPixmap pixmap );
extern Bool glXQueryExtension( Display *dpy, int *errorb, int *event );
extern Bool glXQueryVersion( Display *dpy, int *maj, int *min );
extern Bool glXIsDirect( Display *dpy, GLXContext ctx );
extern int glXGetConfig( Display *dpy, XVisualInfo *visual,
int attrib, int *value );
extern GLXContext glXGetCurrentContext( void );
extern GLXDrawable glXGetCurrentDrawable( void );
extern void glXWaitGL( void );
extern void glXWaitX( void );
extern void glXUseXFont( Font font, int first, int count, int list );
/* GLX 1.1 and later */
extern const char *glXQueryExtensionsString( Display *dpy, int screen );
extern const char *glXQueryServerString( Display *dpy, int screen, int name );
extern const char *glXGetClientString( Display *dpy, int name );
/* GLX 1.2 and later */
extern Display *glXGetCurrentDisplay( void );
/* GLX 1.3 and later */
extern GLXFBConfig *glXChooseFBConfig( Display *dpy, int screen,
const int *attribList, int *nitems );
extern int glXGetFBConfigAttrib( Display *dpy, GLXFBConfig config,
int attribute, int *value );
extern GLXFBConfig *glXGetFBConfigs( Display *dpy, int screen,
int *nelements );
extern XVisualInfo *glXGetVisualFromFBConfig( Display *dpy,
GLXFBConfig config );
extern GLXWindow glXCreateWindow( Display *dpy, GLXFBConfig config,
Window win, const int *attribList );
extern void glXDestroyWindow( Display *dpy, GLXWindow window );
extern GLXPixmap glXCreatePixmap( Display *dpy, GLXFBConfig config,
Pixmap pixmap, const int *attribList );
extern void glXDestroyPixmap( Display *dpy, GLXPixmap pixmap );
extern GLXPbuffer glXCreatePbuffer( Display *dpy, GLXFBConfig config,
const int *attribList );
extern void glXDestroyPbuffer( Display *dpy, GLXPbuffer pbuf );
extern void glXQueryDrawable( Display *dpy, GLXDrawable draw, int attribute,
unsigned int *value );
extern GLXContext glXCreateNewContext( Display *dpy, GLXFBConfig config,
int renderType, GLXContext shareList,
Bool direct );
extern Bool glXMakeContextCurrent( Display *dpy, GLXDrawable draw,
GLXDrawable read, GLXContext ctx );
extern GLXDrawable glXGetCurrentReadDrawable( void );
extern int glXQueryContext( Display *dpy, GLXContext ctx, int attribute,
int *value );
extern void glXSelectEvent( Display *dpy, GLXDrawable drawable,
unsigned long mask );
extern void glXGetSelectedEvent( Display *dpy, GLXDrawable drawable,
unsigned long *mask );
/* GLX 1.3 function pointer typedefs */
typedef GLXFBConfig * (* PFNGLXGETFBCONFIGSPROC) (Display *dpy, int screen, int *nelements);
typedef GLXFBConfig * (* PFNGLXCHOOSEFBCONFIGPROC) (Display *dpy, int screen, const int *attrib_list, int *nelements);
typedef int (* PFNGLXGETFBCONFIGATTRIBPROC) (Display *dpy, GLXFBConfig config, int attribute, int *value);
typedef XVisualInfo * (* PFNGLXGETVISUALFROMFBCONFIGPROC) (Display *dpy, GLXFBConfig config);
typedef GLXWindow (* PFNGLXCREATEWINDOWPROC) (Display *dpy, GLXFBConfig config, Window win, const int *attrib_list);
typedef void (* PFNGLXDESTROYWINDOWPROC) (Display *dpy, GLXWindow win);
typedef GLXPixmap (* PFNGLXCREATEPIXMAPPROC) (Display *dpy, GLXFBConfig config, Pixmap pixmap, const int *attrib_list);
typedef void (* PFNGLXDESTROYPIXMAPPROC) (Display *dpy, GLXPixmap pixmap);
typedef GLXPbuffer (* PFNGLXCREATEPBUFFERPROC) (Display *dpy, GLXFBConfig config, const int *attrib_list);
typedef void (* PFNGLXDESTROYPBUFFERPROC) (Display *dpy, GLXPbuffer pbuf);
typedef void (* PFNGLXQUERYDRAWABLEPROC) (Display *dpy, GLXDrawable draw, int attribute, unsigned int *value);
typedef GLXContext (* PFNGLXCREATENEWCONTEXTPROC) (Display *dpy, GLXFBConfig config, int render_type, GLXContext share_list, Bool direct);
typedef Bool (* PFNGLXMAKECONTEXTCURRENTPROC) (Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx);
typedef GLXDrawable (* PFNGLXGETCURRENTREADDRAWABLEPROC) (void);
typedef Display * (* PFNGLXGETCURRENTDISPLAYPROC) (void);
typedef int (* PFNGLXQUERYCONTEXTPROC) (Display *dpy, GLXContext ctx, int attribute, int *value);
typedef void (* PFNGLXSELECTEVENTPROC) (Display *dpy, GLXDrawable draw, unsigned long event_mask);
typedef void (* PFNGLXGETSELECTEDEVENTPROC) (Display *dpy, GLXDrawable draw, unsigned long *event_mask);
/*
* ARB 2. GLX_ARB_get_proc_address
*/
#ifndef GLX_ARB_get_proc_address
#define GLX_ARB_get_proc_address 1
typedef void (*__GLXextFuncPtr)(void);
extern __GLXextFuncPtr glXGetProcAddressARB (const GLubyte *);
#endif /* GLX_ARB_get_proc_address */
/* GLX 1.4 and later */
extern void (*glXGetProcAddress(const GLubyte *procname))( void );
/* GLX 1.4 function pointer typedefs */
typedef __GLXextFuncPtr (* PFNGLXGETPROCADDRESSPROC) (const GLubyte *procName);
#ifndef GLX_GLXEXT_LEGACY
#include <GL/glxext.h>
#endif /* GLX_GLXEXT_LEGACY */
/**
** The following aren't in glxext.h yet.
**/
/*
* ???. GLX_NV_vertex_array_range
*/
#ifndef GLX_NV_vertex_array_range
#define GLX_NV_vertex_array_range
extern void *glXAllocateMemoryNV(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
extern void glXFreeMemoryNV(GLvoid *pointer);
typedef void * ( * PFNGLXALLOCATEMEMORYNVPROC) (GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
typedef void ( * PFNGLXFREEMEMORYNVPROC) (GLvoid *pointer);
#endif /* GLX_NV_vertex_array_range */
/*
* ARB ?. GLX_ARB_render_texture
* XXX This was never finalized!
*/
#ifndef GLX_ARB_render_texture
#define GLX_ARB_render_texture 1
extern Bool glXBindTexImageARB(Display *dpy, GLXPbuffer pbuffer, int buffer);
extern Bool glXReleaseTexImageARB(Display *dpy, GLXPbuffer pbuffer, int buffer);
extern Bool glXDrawableAttribARB(Display *dpy, GLXDrawable draw, const int *attribList);
#endif /* GLX_ARB_render_texture */
/*
* #?. GLX_MESA_swap_frame_usage
*/
#ifndef GLX_MESA_swap_frame_usage
#define GLX_MESA_swap_frame_usage 1
extern int glXGetFrameUsageMESA(Display *dpy, GLXDrawable drawable, float *usage);
extern int glXBeginFrameTrackingMESA(Display *dpy, GLXDrawable drawable);
extern int glXEndFrameTrackingMESA(Display *dpy, GLXDrawable drawable);
extern int glXQueryFrameTrackingMESA(Display *dpy, GLXDrawable drawable, int64_t *swapCount, int64_t *missedFrames, float *lastMissedUsage);
typedef int (*PFNGLXGETFRAMEUSAGEMESAPROC) (Display *dpy, GLXDrawable drawable, float *usage);
typedef int (*PFNGLXBEGINFRAMETRACKINGMESAPROC)(Display *dpy, GLXDrawable drawable);
typedef int (*PFNGLXENDFRAMETRACKINGMESAPROC)(Display *dpy, GLXDrawable drawable);
typedef int (*PFNGLXQUERYFRAMETRACKINGMESAPROC)(Display *dpy, GLXDrawable drawable, int64_t *swapCount, int64_t *missedFrames, float *lastMissedUsage);
#endif /* GLX_MESA_swap_frame_usage */
/*
* #?. GLX_MESA_swap_control
*/
#ifndef GLX_MESA_swap_control
#define GLX_MESA_swap_control 1
extern int glXSwapIntervalMESA(unsigned int interval);
extern int glXGetSwapIntervalMESA(void);
typedef int (*PFNGLXSWAPINTERVALMESAPROC)(unsigned int interval);
typedef int (*PFNGLXGETSWAPINTERVALMESAPROC)(void);
#endif /* GLX_MESA_swap_control */
/*** Should these go here, or in another header? */
/*
** GLX Events
*/
typedef struct {
int event_type; /* GLX_DAMAGED or GLX_SAVED */
int draw_type; /* GLX_WINDOW or GLX_PBUFFER */
unsigned long serial; /* # of last request processed by server */
Bool send_event; /* true if this came for SendEvent request */
Display *display; /* display the event was read from */
GLXDrawable drawable; /* XID of Drawable */
unsigned int buffer_mask; /* mask indicating which buffers are affected */
unsigned int aux_buffer; /* which aux buffer was affected */
int x, y;
int width, height;
int count; /* if nonzero, at least this many more */
} GLXPbufferClobberEvent;
typedef struct {
int type;
unsigned long serial; /* # of last request processed by server */
Bool send_event; /* true if this came from a SendEvent request */
Display *display; /* Display the event was read from */
Drawable drawable; /* drawable on which event was requested in event mask */
int event_type;
int64_t ust;
int64_t msc;
int64_t sbc;
} GLXBufferSwapComplete;
typedef union __GLXEvent {
GLXPbufferClobberEvent glxpbufferclobber;
GLXBufferSwapComplete glxbufferswapcomplete;
long pad[24];
} GLXEvent;
#ifdef __cplusplus
}
#endif
#endif
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