diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/dmx/glxProxy/glxext.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/dmx/glxProxy/glxext.c | 512 |
1 files changed, 0 insertions, 512 deletions
diff --git a/nx-X11/programs/Xserver/hw/dmx/glxProxy/glxext.c b/nx-X11/programs/Xserver/hw/dmx/glxProxy/glxext.c deleted file mode 100644 index 60338230e..000000000 --- a/nx-X11/programs/Xserver/hw/dmx/glxProxy/glxext.c +++ /dev/null @@ -1,512 +0,0 @@ -/* $XFree86: xc/programs/Xserver/GL/glx/glxext.c,v 1.7 2001/03/21 16:29:36 dawes Exp $ -** The contents of this file are subject to the GLX Public License Version 1.0 -** (the "License"). You may not use this file except in compliance with the -** License. You may obtain a copy of the License at Silicon Graphics, Inc., -** attn: Legal Services, 2011 N. Shoreline Blvd., Mountain View, CA 94043 -** or at http://www.sgi.com/software/opensource/glx/license.html. -** -** Software distributed under the License is distributed on an "AS IS" -** basis. ALL WARRANTIES ARE DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY -** IMPLIED WARRANTIES OF MERCHANTABILITY, OF FITNESS FOR A PARTICULAR -** PURPOSE OR OF NON- INFRINGEMENT. See the License for the specific -** language governing rights and limitations under the License. -** -** The Original Software is GLX version 1.2 source code, released February, -** 1999. The developer of the Original Software is Silicon Graphics, Inc. -** Those portions of the Subject Software created by Silicon Graphics, Inc. -** are Copyright (c) 1991-9 Silicon Graphics, Inc. All Rights Reserved. -** -*/ - -#ifdef HAVE_DMX_CONFIG_H -#include <dmx-config.h> -#endif - -#include "dmx.h" - -#define NEED_REPLIES -#include "glxserver.h" -#include <windowstr.h> -#include <propertyst.h> -#include <os.h> -#include "g_disptab.h" -#include "glxutil.h" -#include "glxext.h" -#include "glxvisuals.h" -#include "micmap.h" -#include "glxswap.h" - -/* -** Forward declarations. -*/ -static int __glXSwapDispatch(ClientPtr); -static int __glXDispatch(ClientPtr); - -/* -** Called when the extension is reset. -*/ -static void ResetExtension(ExtensionEntry* extEntry) -{ - __glXFlushContextCache(); - __glXScreenReset(); - SwapBarrierReset(); -} - -/* -** Initialize the per-client context storage. -*/ -static void ResetClientState(int clientIndex) -{ - __GLXclientState *cl = __glXClients[clientIndex]; - Display **keep_be_displays; - int i; - - if (cl->returnBuf) __glXFree(cl->returnBuf); - if (cl->currentContexts) __glXFree(cl->currentContexts); - if (cl->currentDrawables) __glXFree(cl->currentDrawables); - if (cl->largeCmdBuf) __glXFree(cl->largeCmdBuf); - - for (i=0; i< screenInfo.numScreens; i++) { - if (cl->be_displays[i]) - XCloseDisplay( cl->be_displays[i] ); - } - - keep_be_displays = cl->be_displays; - __glXMemset(cl, 0, sizeof(__GLXclientState)); - cl->be_displays = keep_be_displays; - - /* - ** By default, assume that the client supports - ** GLX major version 1 minor version 0 protocol. - */ - cl->GLClientmajorVersion = 1; - cl->GLClientminorVersion = 0; - if (cl->GLClientextensions) __glXFree(cl->GLClientextensions); - - __glXMemset(cl->be_displays, 0, screenInfo.numScreens * sizeof(Display *)); -} - - -/* -** This procedure is called when the client who created the context goes -** away OR when glXDestroyContext is called. In either case, all we do is -** flag that the ID is no longer valid, and (maybe) free the context. -** use. -*/ -static int ContextGone(__GLXcontext* cx, XID id) -{ - cx->idExists = GL_FALSE; - if (!cx->isCurrent) { - __glXFreeContext(cx); - } - - return True; -} - -/* -** Free a client's state. -*/ -static int ClientGone(int clientIndex, XID id) -{ - __GLXcontext *cx; - __GLXclientState *cl = __glXClients[clientIndex]; - int i; - - if (cl) { - /* - ** Free all the contexts that are current for this client. - */ - for (i=0; i < cl->numCurrentContexts; i++) { - cx = cl->currentContexts[i]; - if (cx) { - cx->isCurrent = GL_FALSE; - if (!cx->idExists) { - __glXFreeContext(cx); - } - } - } - /* - ** Re-initialize the client state structure. Don't free it because - ** we'll probably get another client with this index and use the struct - ** again. There is a maximum of MAXCLIENTS of these structures. - */ - ResetClientState(clientIndex); - } - - return True; -} - -/* -** Free a GLX Pixmap. -*/ -void __glXFreeGLXPixmap( __GLXpixmap *pGlxPixmap ) -{ - if (!pGlxPixmap->idExists && - !pGlxPixmap->refcnt) { - - PixmapPtr pPixmap = (PixmapPtr) pGlxPixmap->pDraw; - - /* - ** The DestroyPixmap routine should decrement the refcount and free - ** only if it's zero. - */ - (*pGlxPixmap->pScreen->DestroyPixmap)(pPixmap); - __glXFree(pGlxPixmap->be_xids); - __glXFree(pGlxPixmap); - } - -} - -static int PixmapGone(__GLXpixmap *pGlxPixmap, XID id) -{ - - pGlxPixmap->idExists = False; - __glXFreeGLXPixmap( pGlxPixmap ); - - return True; -} - -void __glXFreeGLXWindow(__glXWindow *pGlxWindow) -{ - if (!pGlxWindow->idExists && !pGlxWindow->refcnt) { - WindowPtr pWindow = (WindowPtr) pGlxWindow->pDraw; - - if (LookupIDByType(pWindow->drawable.id, RT_WINDOW) == pWindow) { - (*pGlxWindow->pScreen->DestroyWindow)(pWindow); - } - - xfree(pGlxWindow); - } -} - -static void WindowGone(__glXWindow *pGlxWindow, XID id) -{ - pGlxWindow->idExists = False; - __glXFreeGLXWindow(pGlxWindow); -} - -void __glXFreeGLXPbuffer(__glXPbuffer *pGlxPbuffer) -{ - if (!pGlxPbuffer->idExists && !pGlxPbuffer->refcnt) { - xfree(pGlxPbuffer->be_xids); - xfree(pGlxPbuffer); - } -} - -static void PbufferGone(__glXPbuffer *pGlxPbuffer, XID id) -{ - pGlxPbuffer->idExists = False; - __glXFreeGLXPbuffer(pGlxPbuffer); -} - -/* -** Free a context. -*/ -GLboolean __glXFreeContext(__GLXcontext *cx) -{ - if (cx->idExists || cx->isCurrent) return GL_FALSE; - - if (cx->feedbackBuf) __glXFree(cx->feedbackBuf); - if (cx->selectBuf) __glXFree(cx->selectBuf); - if (cx->real_ids) __glXFree(cx->real_ids); - if (cx->real_vids) __glXFree(cx->real_vids); - - if (cx->pGlxPixmap) { - /* - ** The previous drawable was a glx pixmap, release it. - */ - cx->pGlxPixmap->refcnt--; - __glXFreeGLXPixmap( cx->pGlxPixmap ); - cx->pGlxPixmap = 0; - } - - if (cx->pGlxReadPixmap) { - /* - ** The previous drawable was a glx pixmap, release it. - */ - cx->pGlxReadPixmap->refcnt--; - __glXFreeGLXPixmap( cx->pGlxReadPixmap ); - cx->pGlxReadPixmap = 0; - } - - if (cx->pGlxWindow) { - /* - ** The previous drawable was a glx window, release it. - */ - cx->pGlxWindow->refcnt--; - __glXFreeGLXWindow( cx->pGlxWindow ); - cx->pGlxWindow = 0; - } - - if (cx->pGlxReadWindow) { - /* - ** The previous drawable was a glx window, release it. - */ - cx->pGlxReadWindow->refcnt--; - __glXFreeGLXWindow( cx->pGlxReadWindow ); - cx->pGlxReadWindow = 0; - } - - __glXFree(cx); - - if (cx == __glXLastContext) { - __glXFlushContextCache(); - } - - return GL_TRUE; -} - -/* -** Initialize the GLX extension. -*/ -void GlxExtensionInit(void) -{ - ExtensionEntry *extEntry; - int i; - int glxSupported = 1; - - /* - // do not initialize GLX extension if GLX is not supported - // by ALL back-end servers. - */ - for (i=0; i<screenInfo.numScreens; i++) { - glxSupported &= (dmxScreens[i].glxMajorOpcode > 0); - } - - if (!glxSupported || !dmxGLXProxy) { - return; - } - - __glXContextRes = CreateNewResourceType((DeleteType)ContextGone); - __glXClientRes = CreateNewResourceType((DeleteType)ClientGone); - __glXPixmapRes = CreateNewResourceType((DeleteType)PixmapGone); - __glXWindowRes = CreateNewResourceType((DeleteType)WindowGone); - __glXPbufferRes = CreateNewResourceType((DeleteType)PbufferGone); - - /* - ** Add extension to server extensions. - */ - extEntry = AddExtension(GLX_EXTENSION_NAME, __GLX_NUMBER_EVENTS, - __GLX_NUMBER_ERRORS, __glXDispatch, - __glXSwapDispatch, ResetExtension, - StandardMinorOpcode); - if (!extEntry) { - FatalError("__glXExtensionInit: AddExtensions failed\n"); - return; - } - /* - if (!AddExtensionAlias(GLX_EXTENSION_ALIAS, extEntry)) { - ErrorF("__glXExtensionInit: AddExtensionAlias failed\n"); - return; - } - */ - - __glXerrorBase = extEntry->errorBase; - __glXBadContext = extEntry->errorBase + GLXBadContext; - __glXBadContextState = extEntry->errorBase + GLXBadContextState; - __glXBadDrawable = extEntry->errorBase + GLXBadDrawable; - __glXBadPixmap = extEntry->errorBase + GLXBadPixmap; - __glXBadContextTag = extEntry->errorBase + GLXBadContextTag; - __glXBadCurrentWindow = extEntry->errorBase + GLXBadCurrentWindow; - __glXBadRenderRequest = extEntry->errorBase + GLXBadRenderRequest; - __glXBadLargeRequest = extEntry->errorBase + GLXBadLargeRequest; - __glXUnsupportedPrivateRequest = extEntry->errorBase + - GLXUnsupportedPrivateRequest; - __glXBadFBConfig = extEntry->errorBase + GLXBadFBConfig; - __glXBadPbuffer = extEntry->errorBase + GLXBadPbuffer; - - /* - ** Initialize table of client state. There is never a client 0. - */ - for (i=1; i <= MAXCLIENTS; i++) { - __glXClients[i] = 0; - } - - /* - ** Initialize screen specific data. - */ - __glXScreenInit(screenInfo.numScreens); - - /* - ** Initialize swap barrier support. - */ - SwapBarrierInit(); -} - -/************************************************************************/ - -Bool __glXCoreType(void) -{ - return 0; -} - -/************************************************************************/ - -void GlxSetVisualConfigs(int nconfigs, - __GLXvisualConfig *configs, void **privates) -{ - glxSetVisualConfigs(nconfigs, configs, privates); -} - -static miInitVisualsProcPtr saveInitVisualsProc; - -Bool GlxInitVisuals(VisualPtr *visualp, DepthPtr *depthp, - int *nvisualp, int *ndepthp, - int *rootDepthp, VisualID *defaultVisp, - unsigned long sizes, int bitsPerRGB, - int preferredVis) -{ - Bool ret; - - if (saveInitVisualsProc) { - ret = saveInitVisualsProc(visualp, depthp, nvisualp, ndepthp, - rootDepthp, defaultVisp, sizes, bitsPerRGB, - preferredVis); - if (!ret) - return False; - } - - glxInitVisuals(nvisualp, visualp, defaultVisp, *ndepthp, *depthp,*rootDepthp); - - return True; -} - -void -GlxWrapInitVisuals(miInitVisualsProcPtr *initVisProc) -{ - if (dmxGLXProxy) { - saveInitVisualsProc = *initVisProc; - *initVisProc = GlxInitVisuals; - } -} - -/************************************************************************/ - -void __glXFlushContextCache(void) -{ - __glXLastContext = 0; -} - -/************************************************************************/ - -/* -** Top level dispatcher; all commands are executed from here down. -*/ -static int __glXDispatch(ClientPtr client) -{ - REQUEST(xGLXSingleReq); - CARD8 opcode; - int (*proc)(__GLXclientState *cl, GLbyte *pc); - __GLXclientState *cl; - - opcode = stuff->glxCode; - cl = __glXClients[client->index]; - if (!cl) { - cl = (__GLXclientState *) __glXMalloc(sizeof(__GLXclientState)); - __glXClients[client->index] = cl; - if (!cl) { - return BadAlloc; - } - __glXMemset(cl, 0, sizeof(__GLXclientState)); - - cl->be_displays = (Display **) __glXMalloc( screenInfo.numScreens * sizeof(Display *) ); - if (!cl->be_displays) { - __glXFree( cl ); - return BadAlloc; - } - __glXMemset(cl->be_displays, 0, screenInfo.numScreens * sizeof(Display *)); - } - - if (!cl->inUse) { - /* - ** This is first request from this client. Associate a resource - ** with the client so we will be notified when the client dies. - */ - XID xid = FakeClientID(client->index); - if (!AddResource( xid, __glXClientRes, (pointer)(long)client->index)) { - return BadAlloc; - } - ResetClientState(client->index); - cl->largeCmdRequestsTotal = 0; - cl->inUse = GL_TRUE; - cl->client = client; - } - - /* - ** Check for valid opcode. - */ - if (opcode >= __GLX_SINGLE_TABLE_SIZE) { - return BadRequest; - } - - /* - ** Use the opcode to index into the procedure table. - */ - proc = __glXSingleTable[opcode]; - return (*proc)(cl, (GLbyte *) stuff); -} - -static int __glXSwapDispatch(ClientPtr client) -{ - REQUEST(xGLXSingleReq); - CARD8 opcode; - int (*proc)(__GLXclientState *cl, GLbyte *pc); - __GLXclientState *cl; - - opcode = stuff->glxCode; - cl = __glXClients[client->index]; - if (!cl) { - cl = (__GLXclientState *) __glXMalloc(sizeof(__GLXclientState)); - __glXClients[client->index] = cl; - if (!cl) { - return BadAlloc; - } - __glXMemset(cl, 0, sizeof(__GLXclientState)); - - cl->be_displays = (Display **) __glXMalloc( screenInfo.numScreens * sizeof(Display *) ); - if (!cl->be_displays) { - __glXFree( cl ); - return BadAlloc; - } - - __glXMemset(cl->be_displays, 0, screenInfo.numScreens * sizeof(Display *)); - } - - if (!cl->inUse) { - /* - ** This is first request from this client. Associate a resource - ** with the client so we will be notified when the client dies. - */ - XID xid = FakeClientID(client->index); - if (!AddResource( xid, __glXClientRes, (pointer)(long)client->index)) { - return BadAlloc; - } - ResetClientState(client->index); - cl->inUse = GL_TRUE; - cl->client = client; - } - - /* - ** Check for valid opcode. - */ - if (opcode >= __GLX_SINGLE_TABLE_SIZE) { - return BadRequest; - } - - /* - ** Use the opcode to index into the procedure table. - */ - proc = __glXSwapSingleTable[opcode]; - return (*proc)(cl, (GLbyte *) stuff); -} - -int __glXNoSuchSingleOpcode(__GLXclientState *cl, GLbyte *pc) -{ - return BadRequest; -} - -void __glXNoSuchRenderOpcode(GLbyte *pc) -{ - return; -} - |