xenocara/xserver/glx/glxserver.h

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#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#ifndef _GLX_server_h_
#define _GLX_server_h_
/*
* SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
* Copyright (C) 1991-2000 Silicon Graphics, Inc. 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 including the dates of first publication and
* either this permission notice or a reference to
* http://oss.sgi.com/projects/FreeB/
* 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
* SILICON GRAPHICS, INC. 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.
*
* Except as contained in this notice, the name of Silicon Graphics, Inc.
* shall not be used in advertising or otherwise to promote the sale, use or
* other dealings in this Software without prior written authorization from
* Silicon Graphics, Inc.
*/
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#include <X11/X.h>
#include <X11/Xproto.h>
#include <X11/Xmd.h>
#include <misc.h>
#include <dixstruct.h>
#include <pixmapstr.h>
#include <gcstruct.h>
#include <extnsionst.h>
#include <resource.h>
#include <scrnintstr.h>
/*
** The X header misc.h defines these math functions.
*/
#undef abs
#undef fabs
#define GL_GLEXT_PROTOTYPES /* we want prototypes */
#include <GL/gl.h>
#include <GL/glxproto.h>
/*
** GLX resources.
*/
typedef XID GLXContextID;
typedef XID GLXPixmap;
typedef XID GLXDrawable;
typedef struct __GLXclientStateRec __GLXclientState;
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typedef struct __GLXdrawable __GLXdrawable;
typedef struct __GLXcontext __GLXcontext;
#include "glxscreens.h"
#include "glxdrawable.h"
#include "glxcontext.h"
#ifndef True
#define True 1
#endif
#ifndef False
#define False 0
#endif
extern __GLXscreen *glxGetScreen(ScreenPtr pScreen);
extern __GLXclientState *glxGetClient(ClientPtr pClient);
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/************************************************************************/
void GlxExtensionInit(void);
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void GlxSetVisualConfigs(int nconfigs,
void *configs, void **privates);
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void __glXScreenInitVisuals(__GLXscreen *screen);
/*
** The last context used (from the server's persective) is cached.
*/
extern __GLXcontext *__glXLastContext;
extern __GLXcontext *__glXForceCurrent(__GLXclientState*, GLXContextTag, int*);
int __glXError(int error);
/************************************************************************/
typedef struct __GLXprovider __GLXprovider;
struct __GLXprovider {
__GLXscreen *(*screenProbe)(ScreenPtr pScreen);
const char *name;
__GLXprovider *next;
};
void GlxPushProvider(__GLXprovider *provider);
enum {
GLX_MINIMAL_VISUALS,
GLX_TYPICAL_VISUALS,
GLX_ALL_VISUALS
};
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void __glXsetEnterLeaveServerFuncs(void (*enter)(GLboolean),
void (*leave)(GLboolean));
void __glXenterServer(GLboolean rendering);
void __glXleaveServer(GLboolean rendering);
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void glxSuspendClients(void);
void glxResumeClients(void);
/*
** State kept per client.
*/
struct __GLXclientStateRec {
/*
** Whether this structure is currently being used to support a client.
*/
Bool inUse;
/*
** Buffer for returned data.
*/
GLbyte *returnBuf;
GLint returnBufSize;
/*
** Keep track of large rendering commands, which span multiple requests.
*/
GLint largeCmdBytesSoFar; /* bytes received so far */
GLint largeCmdBytesTotal; /* total bytes expected */
GLint largeCmdRequestsSoFar; /* requests received so far */
GLint largeCmdRequestsTotal; /* total requests expected */
GLbyte *largeCmdBuf;
GLint largeCmdBufSize;
/* Back pointer to X client record */
ClientPtr client;
int GLClientmajorVersion;
int GLClientminorVersion;
char *GLClientextensions;
};
/************************************************************************/
/*
** Dispatch tables.
*/
typedef void (*__GLXdispatchRenderProcPtr)(GLbyte *);
typedef int (*__GLXdispatchSingleProcPtr)(__GLXclientState *, GLbyte *);
typedef int (*__GLXdispatchVendorPrivProcPtr)(__GLXclientState *, GLbyte *);
/*
* Dispatch for GLX commands.
*/
typedef int (*__GLXprocPtr)(__GLXclientState *, char *pc);
/*
* Tables for computing the size of each rendering command.
*/
typedef int (*gl_proto_size_func)(const GLbyte *, Bool);
typedef struct {
int bytes;
gl_proto_size_func varsize;
} __GLXrenderSizeData;
/************************************************************************/
/*
** X resources.
*/
extern RESTYPE __glXContextRes;
extern RESTYPE __glXClientRes;
extern RESTYPE __glXPixmapRes;
extern RESTYPE __glXDrawableRes;
/************************************************************************/
/*
** Prototypes.
*/
extern char *__glXcombine_strings(const char *, const char *);
/*
** Routines for sending swapped replies.
*/
extern void __glXSwapMakeCurrentReply(ClientPtr client,
xGLXMakeCurrentReply *reply);
extern void __glXSwapIsDirectReply(ClientPtr client,
xGLXIsDirectReply *reply);
extern void __glXSwapQueryVersionReply(ClientPtr client,
xGLXQueryVersionReply *reply);
extern void __glXSwapQueryContextInfoEXTReply(ClientPtr client,
xGLXQueryContextInfoEXTReply *reply,
int *buf);
extern void __glXSwapGetDrawableAttributesReply(ClientPtr client,
xGLXGetDrawableAttributesReply *reply, CARD32 *buf);
extern void glxSwapQueryExtensionsStringReply(ClientPtr client,
xGLXQueryExtensionsStringReply *reply, char *buf);
extern void glxSwapQueryServerStringReply(ClientPtr client,
xGLXQueryServerStringReply *reply, char *buf);
/*
* Routines for computing the size of variably-sized rendering commands.
*/
extern int __glXTypeSize(GLenum enm);
extern int __glXImageSize(GLenum format, GLenum type,
GLenum target, GLsizei w, GLsizei h, GLsizei d,
GLint imageHeight, GLint rowLength, GLint skipImages, GLint skipRows,
GLint alignment);
extern unsigned glxMajorVersion;
extern unsigned glxMinorVersion;
extern int __glXEventBase;
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#endif /* !__GLX_server_h__ */