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Diffstat (limited to 'src/glx/x11/glxext.c')
-rw-r--r--src/glx/x11/glxext.c1225
1 files changed, 181 insertions, 1044 deletions
diff --git a/src/glx/x11/glxext.c b/src/glx/x11/glxext.c
index 6403cbd56d..c5322f6d93 100644
--- a/src/glx/x11/glxext.c
+++ b/src/glx/x11/glxext.c
@@ -44,57 +44,25 @@
*/
#include "glxclient.h"
-#include <stdio.h>
#include <X11/extensions/Xext.h>
#include <X11/extensions/extutil.h>
-#include <X11/extensions/Xfixes.h>
-#include <X11/extensions/Xdamage.h>
-#include <assert.h>
-#include "indirect_init.h"
#include "glapi.h"
#include "glxextensions.h"
#include "glcontextmodes.h"
#include "glheader.h"
-#ifdef GLX_DIRECT_RENDERING
-#include <inttypes.h>
-#include <sys/mman.h>
-#include "xf86dri.h"
-#include "sarea.h"
-#include "dri_glx.h"
-#endif
-
#ifdef USE_XCB
#include <X11/Xlib-xcb.h>
#include <xcb/xcb.h>
#include <xcb/glx.h>
#endif
-#include <assert.h>
#ifdef DEBUG
void __glXDumpDrawBuffer(__GLXcontext *ctx);
#endif
#ifdef USE_SPARC_ASM
-/*
- * This is where our dispatch table's bounds are.
- * And the static mesa_init is taken directly from
- * Mesa's 'sparc.c' initializer.
- *
- * We need something like this here, because this version
- * of openGL/glx never initializes a Mesa context, and so
- * the address of the dispatch table pointer never gets stuffed
- * into the dispatch jump table otherwise.
- *
- * It matters only on SPARC, and only if you are using assembler
- * code instead of C-code indirect dispatch.
- *
- * -- FEM, 04.xii.03
- */
-extern unsigned int _mesa_sparc_glapi_begin;
-extern unsigned int _mesa_sparc_glapi_end;
-extern void __glapi_sparc_icache_flush(unsigned int *);
static void _glx_mesa_init_sparc_glapi_relocs(void);
static int _mesa_sparc_needs_init = 1;
#define INIT_MESA_SPARC { \
@@ -107,173 +75,11 @@ static int _mesa_sparc_needs_init = 1;
#define INIT_MESA_SPARC
#endif
-#ifdef GLX_DIRECT_RENDERING
-static __DRIscreen *__glXFindDRIScreen(__DRInativeDisplay *dpy, int scrn);
-#endif /* GLX_DIRECT_RENDERING */
-
-static Bool MakeContextCurrent(Display *dpy, GLXDrawable draw,
- GLXDrawable read, GLXContext gc);
-
-/*
-** We setup some dummy structures here so that the API can be used
-** even if no context is current.
-*/
-
-static GLubyte dummyBuffer[__GLX_BUFFER_LIMIT_SIZE];
-
-/*
-** Dummy context used by small commands when there is no current context.
-** All the
-** gl and glx entry points are designed to operate as nop's when using
-** the dummy context structure.
-*/
-static __GLXcontext dummyContext = {
- &dummyBuffer[0],
- &dummyBuffer[0],
- &dummyBuffer[0],
- &dummyBuffer[__GLX_BUFFER_LIMIT_SIZE],
- sizeof(dummyBuffer),
-};
-
-
-/*
-** All indirect rendering contexts will share the same indirect dispatch table.
-*/
-static __GLapi *IndirectAPI = NULL;
-
-
-/*
- * Current context management and locking
- */
-
-#if defined( USE_XTHREADS )
-
-/* thread safe */
-static GLboolean TSDinitialized = GL_FALSE;
-static xthread_key_t ContextTSD;
-
-__GLXcontext *__glXGetCurrentContext(void)
-{
- if (!TSDinitialized) {
- xthread_key_create(&ContextTSD, NULL);
- TSDinitialized = GL_TRUE;
- return &dummyContext;
- }
- else {
- void *p;
- xthread_get_specific(ContextTSD, &p);
- if (!p)
- return &dummyContext;
- else
- return (__GLXcontext *) p;
- }
-}
-
-void __glXSetCurrentContext(__GLXcontext *c)
-{
- if (!TSDinitialized) {
- xthread_key_create(&ContextTSD, NULL);
- TSDinitialized = GL_TRUE;
- }
- xthread_set_specific(ContextTSD, c);
-}
-
-
-/* Used by the __glXLock() and __glXUnlock() macros */
-xmutex_rec __glXmutex;
-
-#elif defined( PTHREADS )
-
-pthread_mutex_t __glXmutex = PTHREAD_MUTEX_INITIALIZER;
-
-# if defined( GLX_USE_TLS )
-
-/**
- * Per-thread GLX context pointer.
- *
- * \c __glXSetCurrentContext is written is such a way that this pointer can
- * \b never be \c NULL. This is important! Because of this
- * \c __glXGetCurrentContext can be implemented as trivial macro.
- */
-__thread void * __glX_tls_Context __attribute__((tls_model("initial-exec")))
- = &dummyContext;
-
-void __glXSetCurrentContext( __GLXcontext * c )
-{
- __glX_tls_Context = (c != NULL) ? c : &dummyContext;
-}
-
-# else
-
-static pthread_once_t once_control = PTHREAD_ONCE_INIT;
-
-/**
- * Per-thread data key.
- *
- * Once \c init_thread_data has been called, the per-thread data key will
- * take a value of \c NULL. As each new thread is created the default
- * value, in that thread, will be \c NULL.
- */
-static pthread_key_t ContextTSD;
-
-/**
- * Initialize the per-thread data key.
- *
- * This function is called \b exactly once per-process (not per-thread!) to
- * initialize the per-thread data key. This is ideally done using the
- * \c pthread_once mechanism.
- */
-static void init_thread_data( void )
-{
- if ( pthread_key_create( & ContextTSD, NULL ) != 0 ) {
- perror( "pthread_key_create" );
- exit( -1 );
- }
-}
-
-void __glXSetCurrentContext( __GLXcontext * c )
-{
- pthread_once( & once_control, init_thread_data );
- pthread_setspecific( ContextTSD, c );
-}
-
-__GLXcontext * __glXGetCurrentContext( void )
-{
- void * v;
-
- pthread_once( & once_control, init_thread_data );
-
- v = pthread_getspecific( ContextTSD );
- return (v == NULL) ? & dummyContext : (__GLXcontext *) v;
-}
-
-# endif /* defined( GLX_USE_TLS ) */
-
-#elif defined( THREADS )
-
-#error Unknown threading method specified.
-
-#else
-
-/* not thread safe */
-__GLXcontext *__glXcurrentContext = &dummyContext;
-
-#endif
-
-
/*
** You can set this cell to 1 to force the gl drawing stuff to be
** one command per packet
*/
-int __glXDebug = 0;
-
-/*
-** forward prototype declarations
-*/
-int __glXCloseDisplay(Display *dpy, XExtCodes *codes);
-
-
-/************************************************************************/
+_X_HIDDEN int __glXDebug = 0;
/* Extension required boiler plate */
@@ -296,16 +102,13 @@ static /* const */ char *error_list[] = {
"GLXBadWindow",
};
-int __glXCloseDisplay(Display *dpy, XExtCodes *codes)
+static int __glXCloseDisplay(Display *dpy, XExtCodes *codes)
{
GLXContext gc;
gc = __glXGetCurrentContext();
if (dpy == gc->currentDpy) {
- __glXSetCurrentContext(&dummyContext);
-#ifdef GLX_DIRECT_RENDERING
- _glapi_set_dispatch(NULL); /* no-op functions */
-#endif
+ __glXSetCurrentContextNull();
__glXFreeContext(gc);
}
@@ -352,22 +155,27 @@ static void FreeScreenConfigs(__GLXdisplayPrivate *priv)
for (i = 0; i < screens; i++, psc++) {
if (psc->configs) {
_gl_context_modes_destroy( psc->configs );
- if(psc->effectiveGLXexts)
+ if (psc->effectiveGLXexts)
Xfree(psc->effectiveGLXexts);
-
psc->configs = NULL; /* NOTE: just for paranoia */
}
- Xfree((char*) psc->serverGLXexts);
+ if (psc->visuals) {
+ _gl_context_modes_destroy( psc->visuals );
+ psc->visuals = NULL; /* NOTE: just for paranoia */
+ }
+ Xfree((char*) psc->serverGLXexts);
#ifdef GLX_DIRECT_RENDERING
- /* Free the direct rendering per screen data */
- if (psc->driScreen.private)
- (*psc->driScreen.destroyScreen)(priv->dpy, i,
- psc->driScreen.private);
- psc->driScreen.private = NULL;
+ if (psc->driScreen) {
+ psc->driScreen->destroyScreen(psc);
+ __glxHashDestroy(psc->drawHash);
+ XFree(psc->driScreen);
+ psc->driScreen = NULL;
+ }
#endif
}
XFree((char*) priv->screenConfigs);
+ priv->screenConfigs = NULL;
}
/*
@@ -391,14 +199,17 @@ static int __glXFreeDisplayPrivate(XExtData *extension)
#ifdef GLX_DIRECT_RENDERING
/* Free the direct rendering per display data */
- if (priv->driDisplay.private)
- (*priv->driDisplay.destroyDisplay)(priv->dpy,
- priv->driDisplay.private);
- priv->driDisplay.private = NULL;
- if (priv->driDisplay.createNewScreen) {
- Xfree(priv->driDisplay.createNewScreen); /* free array of ptrs */
- priv->driDisplay.createNewScreen = NULL;
- }
+ if (priv->driswDisplay)
+ (*priv->driswDisplay->destroyDisplay)(priv->driswDisplay);
+ priv->driswDisplay = NULL;
+
+ if (priv->driDisplay)
+ (*priv->driDisplay->destroyDisplay)(priv->driDisplay);
+ priv->driDisplay = NULL;
+
+ if (priv->dri2Display)
+ (*priv->dri2Display->destroyDisplay)(priv->dri2Display);
+ priv->dri2Display = NULL;
#endif
Xfree((char*) priv);
@@ -440,7 +251,7 @@ static Bool QueryVersion(Display *dpy, int opcode, int *major, int *minor)
}
-void
+_X_HIDDEN void
__glXInitializeVisualConfigFromTags( __GLcontextModes *config, int count,
const INT32 *bp, Bool tagged_only,
Bool fbconfig_style_tags )
@@ -634,371 +445,128 @@ __glXInitializeVisualConfigFromTags( __GLcontextModes *config, int count,
config->haveStencilBuffer = (config->stencilBits > 0);
}
-
-#ifdef GLX_DIRECT_RENDERING
-static unsigned
-filter_modes( __GLcontextModes ** server_modes,
- const __GLcontextModes * driver_modes )
+static __GLcontextModes *
+createConfigsFromProperties(Display *dpy, int nvisuals, int nprops,
+ int screen, GLboolean tagged_only)
{
- __GLcontextModes * m;
- __GLcontextModes ** prev_next;
- const __GLcontextModes * check;
- unsigned modes_count = 0;
-
- if ( driver_modes == NULL ) {
- fprintf(stderr, "libGL warning: 3D driver returned no fbconfigs.\n");
- return 0;
- }
-
- /* For each mode in server_modes, check to see if a matching mode exists
- * in driver_modes. If not, then the mode is not available.
- */
+ INT32 buf[__GLX_TOTAL_CONFIG], *props;
+ unsigned prop_size;
+ __GLcontextModes *modes, *m;
+ int i;
- prev_next = server_modes;
- for ( m = *prev_next ; m != NULL ; m = *prev_next ) {
- GLboolean do_delete = GL_TRUE;
+ if (nprops == 0)
+ return NULL;
- for ( check = driver_modes ; check != NULL ; check = check->next ) {
- if ( _gl_context_modes_are_same( m, check ) ) {
- do_delete = GL_FALSE;
- break;
- }
- }
+ /* FIXME: Is the __GLX_MIN_CONFIG_PROPS test correct for FBconfigs? */
- /* The 3D has to support all the modes that match the GLX visuals
- * sent from the X server.
- */
- if ( do_delete && (m->visualID != 0) ) {
- do_delete = GL_FALSE;
-
- if (getenv("LIBGL_DEBUG")) {
- fprintf(stderr, "libGL warning: 3D driver claims to not support "
- "visual 0x%02x\n", m->visualID);
- }
- }
+ /* Check number of properties */
+ if (nprops < __GLX_MIN_CONFIG_PROPS || nprops > __GLX_MAX_CONFIG_PROPS)
+ return NULL;
- if ( do_delete ) {
- *prev_next = m->next;
+ /* Allocate memory for our config structure */
+ modes = _gl_context_modes_create(nvisuals, sizeof(__GLcontextModes));
+ if (!modes)
+ return NULL;
- m->next = NULL;
- _gl_context_modes_destroy( m );
- }
- else {
- modes_count++;
- prev_next = & m->next;
- }
+ prop_size = nprops * __GLX_SIZE_INT32;
+ if (prop_size <= sizeof(buf))
+ props = buf;
+ else
+ props = Xmalloc(prop_size);
+
+ /* Read each config structure and convert it into our format */
+ m = modes;
+ for (i = 0; i < nvisuals; i++) {
+ _XRead(dpy, (char *)props, prop_size);
+ /* Older X servers don't send this so we default it here. */
+ m->drawableType = GLX_WINDOW_BIT;
+ __glXInitializeVisualConfigFromTags(m, nprops, props,
+ tagged_only, GL_TRUE);
+ m->screen = screen;
+ m = m->next;
}
- return modes_count;
-}
-
+ if (props != buf)
+ Xfree(props);
-/**
- * Implement \c __DRIinterfaceMethods::getProcAddress.
- */
-static __DRIfuncPtr get_proc_address( const char * proc_name )
-{
- if (strcmp( proc_name, "glxEnableExtension" ) == 0) {
- return (__DRIfuncPtr) __glXScrEnableExtension;
- }
-
- return NULL;
+ return modes;
}
-#ifdef XDAMAGE_1_1_INTERFACE
-static GLboolean has_damage_post(__DRInativeDisplay *dpy)
+static GLboolean
+getVisualConfigs(Display *dpy, __GLXdisplayPrivate *priv, int screen)
{
- static GLboolean inited = GL_FALSE;
- static GLboolean has_damage;
-
- if (!inited) {
- int major, minor;
-
- if (XDamageQueryVersion(dpy, &major, &minor) &&
- major == 1 && minor >= 1)
- {
- has_damage = GL_TRUE;
- } else {
- has_damage = GL_FALSE;
- }
- inited = GL_TRUE;
- }
+ xGLXGetVisualConfigsReq *req;
+ __GLXscreenConfigs *psc;
+ xGLXGetVisualConfigsReply reply;
+
+ LockDisplay(dpy);
- return has_damage;
-}
-#endif /* XDAMAGE_1_1_INTERFACE */
+ psc = priv->screenConfigs + screen;
+ psc->visuals = NULL;
+ GetReq(GLXGetVisualConfigs, req);
+ req->reqType = priv->majorOpcode;
+ req->glxCode = X_GLXGetVisualConfigs;
+ req->screen = screen;
-static void __glXReportDamage(__DRInativeDisplay *dpy, int screen,
- __DRIid drawable,
- int x, int y,
- drm_clip_rect_t *rects, int num_rects,
- GLboolean front_buffer)
-{
-#ifdef XDAMAGE_1_1_INTERFACE
- XRectangle *xrects;
- XserverRegion region;
- int i;
- int x_off, y_off;
-
- if (!has_damage_post(dpy))
- return;
-
- if (front_buffer) {
- x_off = x;
- y_off = y;
- drawable = RootWindow(dpy, screen);
- } else{
- x_off = 0;
- y_off = 0;
- }
+ if (!_XReply(dpy, (xReply*) &reply, 0, False))
+ goto out;
- xrects = malloc(sizeof(XRectangle) * num_rects);
- if (xrects == NULL)
- return;
+ psc->visuals = createConfigsFromProperties(dpy,
+ reply.numVisuals,
+ reply.numProps,
+ screen, GL_FALSE);
- for (i = 0; i < num_rects; i++) {
- xrects[i].x = rects[i].x1 + x_off;
- xrects[i].y = rects[i].y1 + y_off;
- xrects[i].width = rects[i].x2 - rects[i].x1;
- xrects[i].height = rects[i].y2 - rects[i].y1;
- }
- region = XFixesCreateRegion(dpy, xrects, num_rects);
- free(xrects);
- XDamageAdd(dpy, drawable, region);
- XFixesDestroyRegion(dpy, region);
-#endif
+ out:
+ UnlockDisplay(dpy);
+ return psc->visuals != NULL;
}
-/**
- * Table of functions exported by the loader to the driver.
- */
-static const __DRIinterfaceMethods interface_methods = {
- get_proc_address,
-
- _gl_context_modes_create,
- _gl_context_modes_destroy,
-
- __glXFindDRIScreen,
- __glXWindowExists,
-
- XF86DRICreateContextWithConfig,
- XF86DRIDestroyContext,
-
- XF86DRICreateDrawable,
- XF86DRIDestroyDrawable,
- XF86DRIGetDrawableInfo,
-
- __glXGetUST,
- __glXGetMscRateOML,
-
- __glXReportDamage,
-};
-
-
-
-/**
- * Perform the required libGL-side initialization and call the client-side
- * driver's \c __driCreateNewScreen function.
- *
- * \param dpy Display pointer.
- * \param scrn Screen number on the display.
- * \param psc DRI screen information.
- * \param driDpy DRI display information.
- * \param createNewScreen Pointer to the client-side driver's
- * \c __driCreateNewScreen function.
- * \returns A pointer to the \c __DRIscreenPrivate structure returned by
- * the client-side driver on success, or \c NULL on failure.
- *
- * \todo This function needs to be modified to remove context-modes from the
- * list stored in the \c __GLXscreenConfigsRec to match the list
- * returned by the client-side driver.
- */
-static void *
-CallCreateNewScreen(Display *dpy, int scrn, __DRIscreen *psc,
- __DRIdisplay * driDpy,
- PFNCREATENEWSCREENFUNC createNewScreen)
+static GLboolean
+getFBConfigs(Display *dpy, __GLXdisplayPrivate *priv, int screen)
{
- __DRIscreenPrivate *psp = NULL;
-#ifndef GLX_USE_APPLEGL
- drm_handle_t hSAREA;
- drmAddress pSAREA = MAP_FAILED;
- char *BusID;
- __DRIversion ddx_version;
- __DRIversion dri_version;
- __DRIversion drm_version;
- __DRIframebuffer framebuffer;
- int fd = -1;
- int status;
- const char * err_msg;
- const char * err_extra;
- int api_ver = __glXGetInternalVersion();
-
-
- dri_version.major = driDpy->private->driMajor;
- dri_version.minor = driDpy->private->driMinor;
- dri_version.patch = driDpy->private->driPatch;
-
-
- err_msg = "XF86DRIOpenConnection";
- err_extra = NULL;
-
- framebuffer.base = MAP_FAILED;
- framebuffer.dev_priv = NULL;
-
- if (XF86DRIOpenConnection(dpy, scrn, &hSAREA, &BusID)) {
- int newlyopened;
- fd = drmOpenOnce(NULL,BusID, &newlyopened);
- Xfree(BusID); /* No longer needed */
-
- err_msg = "open DRM";
- err_extra = strerror( -fd );
-
- if (fd >= 0) {
- drm_magic_t magic;
-
- err_msg = "drmGetMagic";
- err_extra = NULL;
-
- if (!drmGetMagic(fd, &magic)) {
- drmVersionPtr version = drmGetVersion(fd);
- if (version) {
- drm_version.major = version->version_major;
- drm_version.minor = version->version_minor;
- drm_version.patch = version->version_patchlevel;
- drmFreeVersion(version);
- }
- else {
- drm_version.major = -1;
- drm_version.minor = -1;
- drm_version.patch = -1;
- }
-
- err_msg = "XF86DRIAuthConnection";
- if (!newlyopened || XF86DRIAuthConnection(dpy, scrn, magic)) {
- char *driverName;
-
- /*
- * Get device name (like "tdfx") and the ddx version
- * numbers. We'll check the version in each DRI driver's
- * "createNewScreen" function.
- */
- err_msg = "XF86DRIGetClientDriverName";
- if (XF86DRIGetClientDriverName(dpy, scrn,
- &ddx_version.major,
- &ddx_version.minor,
- &ddx_version.patch,
- &driverName)) {
- drm_handle_t hFB;
- int junk;
-
- /* No longer needed. */
- Xfree( driverName );
-
-
- /*
- * Get device-specific info. pDevPriv will point to a struct
- * (such as DRIRADEONRec in xfree86/driver/ati/radeon_dri.h)
- * that has information about the screen size, depth, pitch,
- * ancilliary buffers, DRM mmap handles, etc.
- */
- err_msg = "XF86DRIGetDeviceInfo";
- if (XF86DRIGetDeviceInfo(dpy, scrn,
- &hFB,
- &junk,
- &framebuffer.size,
- &framebuffer.stride,
- &framebuffer.dev_priv_size,
- &framebuffer.dev_priv)) {
- framebuffer.width = DisplayWidth(dpy, scrn);
- framebuffer.height = DisplayHeight(dpy, scrn);
-
- /*
- * Map the framebuffer region.
- */
- status = drmMap(fd, hFB, framebuffer.size,
- (drmAddressPtr)&framebuffer.base);
-
- err_msg = "drmMap of framebuffer";
- err_extra = strerror( -status );
-
- if ( status == 0 ) {
- /*
- * Map the SAREA region. Further mmap regions
- * may be setup in each DRI driver's
- * "createNewScreen" function.
- */
- status = drmMap(fd, hSAREA, SAREA_MAX,
- &pSAREA);
-
- err_msg = "drmMap of sarea";
- err_extra = strerror( -status );
-
- if ( status == 0 ) {
- __GLcontextModes * driver_modes = NULL;
- __GLXscreenConfigs *configs = psc->screenConfigs;
-
- err_msg = "InitDriver";
- err_extra = NULL;
- psp = (*createNewScreen)(dpy, scrn,
- psc,
- configs->configs,
- & ddx_version,
- & dri_version,
- & drm_version,
- & framebuffer,
- pSAREA,
- fd,
- api_ver,
- & interface_methods,
- & driver_modes );
-
- filter_modes( & configs->configs,
- driver_modes );
- _gl_context_modes_destroy( driver_modes );
- }
- }
- }
- }
- }
- }
- }
- }
-
- if ( psp == NULL ) {
- if ( pSAREA != MAP_FAILED ) {
- (void)drmUnmap(pSAREA, SAREA_MAX);
- }
-
- if ( framebuffer.base != MAP_FAILED ) {
- (void)drmUnmap((drmAddress)framebuffer.base, framebuffer.size);
- }
+ xGLXGetFBConfigsReq *fb_req;
+ xGLXGetFBConfigsSGIXReq *sgi_req;
+ xGLXVendorPrivateWithReplyReq *vpreq;
+ xGLXGetFBConfigsReply reply;
+ __GLXscreenConfigs *psc;
- if ( framebuffer.dev_priv != NULL ) {
- Xfree(framebuffer.dev_priv);
- }
+ psc = priv->screenConfigs + screen;
+ psc->serverGLXexts = __glXGetStringFromServer(dpy, priv->majorOpcode,
+ X_GLXQueryServerString,
+ screen, GLX_EXTENSIONS);
- if ( fd >= 0 ) {
- (void)drmCloseOnce(fd);
- }
+ LockDisplay(dpy);
- (void)XF86DRICloseConnection(dpy, scrn);
+ psc->configs = NULL;
+ if (atof(priv->serverGLXversion) >= 1.3) {
+ GetReq(GLXGetFBConfigs, fb_req);
+ fb_req->reqType = priv->majorOpcode;
+ fb_req->glxCode = X_GLXGetFBConfigs;
+ fb_req->screen = screen;
+ } else if (strstr(psc->serverGLXexts, "GLX_SGIX_fbconfig") != NULL) {
+ GetReqExtra(GLXVendorPrivateWithReply,
+ sz_xGLXGetFBConfigsSGIXReq +
+ sz_xGLXVendorPrivateWithReplyReq, vpreq);
+ sgi_req = (xGLXGetFBConfigsSGIXReq *) vpreq;
+ sgi_req->reqType = priv->majorOpcode;
+ sgi_req->glxCode = X_GLXVendorPrivateWithReply;
+ sgi_req->vendorCode = X_GLXvop_GetFBConfigsSGIX;
+ sgi_req->screen = screen;
+ } else
+ goto out;
- if ( err_extra != NULL ) {
- fprintf(stderr, "libGL error: %s failed (%s)\n", err_msg,
- err_extra);
- }
- else {
- fprintf(stderr, "libGL error: %s failed\n", err_msg );
- }
+ if (!_XReply(dpy, (xReply*) &reply, 0, False))
+ goto out;
- fprintf(stderr, "libGL error: reverting to (slow) indirect rendering\n");
- }
-#endif /* !GLX_USE_APPLEGL */
+ psc->configs = createConfigsFromProperties(dpy,
+ reply.numFBConfigs,
+ reply.numAttribs * 2,
+ screen, GL_TRUE);
- return psp;
+ out:
+ UnlockDisplay(dpy);
+ return psc->configs != NULL;
}
-#endif /* GLX_DIRECT_RENDERING */
-
/*
** Allocate the memory for the per screen configs for each screen.
@@ -1006,17 +574,8 @@ CallCreateNewScreen(Display *dpy, int scrn, __DRIscreen *psc,
*/
static Bool AllocAndFetchScreenConfigs(Display *dpy, __GLXdisplayPrivate *priv)
{
- xGLXGetVisualConfigsReq *req;
- xGLXGetFBConfigsReq *fb_req;
- xGLXVendorPrivateWithReplyReq *vpreq;
- xGLXGetFBConfigsSGIXReq *sgi_req;
- xGLXGetVisualConfigsReply reply;
__GLXscreenConfigs *psc;
- __GLcontextModes *config;
- GLint i, j, nprops, screens;
- INT32 buf[__GLX_TOTAL_CONFIG], *props;
- unsigned supported_request = 0;
- unsigned prop_size;
+ GLint i, screens;
/*
** First allocate memory for the array of per screen configs.
@@ -1030,159 +589,36 @@ static Bool AllocAndFetchScreenConfigs(Display *dpy, __GLXdisplayPrivate *priv)
priv->screenConfigs = psc;
priv->serverGLXversion = __glXGetStringFromServer(dpy, priv->majorOpcode,
- X_GLXQueryServerString,
- 0, GLX_VERSION);
+ X_GLXQueryServerString,
+ 0, GLX_VERSION);
if ( priv->serverGLXversion == NULL ) {
FreeScreenConfigs(priv);
return GL_FALSE;
}
- if ( atof( priv->serverGLXversion ) >= 1.3 ) {
- supported_request = 1;
- }
-
- /*
- ** Now fetch each screens configs structures. If a screen supports
- ** GL (by returning a numVisuals > 0) then allocate memory for our
- ** config structure and then fill it in.
- */
for (i = 0; i < screens; i++, psc++) {
- if ( supported_request != 1 ) {
- psc->serverGLXexts = __glXGetStringFromServer(dpy, priv->majorOpcode,
- X_GLXQueryServerString,
- i, GLX_EXTENSIONS);
- if ( strstr( psc->serverGLXexts, "GLX_SGIX_fbconfig" ) != NULL ) {
- supported_request = 2;
- }
- else {
- supported_request = 3;
- }
- }
-
+ getVisualConfigs(dpy, priv, i);
+ getFBConfigs(dpy, priv, i);
- LockDisplay(dpy);
- switch( supported_request ) {
- case 1:
- GetReq(GLXGetFBConfigs,fb_req);
- fb_req->reqType = priv->majorOpcode;
- fb_req->glxCode = X_GLXGetFBConfigs;
- fb_req->screen = i;
- break;
-
- case 2:
- GetReqExtra(GLXVendorPrivateWithReply,
- sz_xGLXGetFBConfigsSGIXReq-sz_xGLXVendorPrivateWithReplyReq,vpreq);
- sgi_req = (xGLXGetFBConfigsSGIXReq *) vpreq;
- sgi_req->reqType = priv->majorOpcode;
- sgi_req->glxCode = X_GLXVendorPrivateWithReply;
- sgi_req->vendorCode = X_GLXvop_GetFBConfigsSGIX;
- sgi_req->screen = i;
- break;
-
- case 3:
- GetReq(GLXGetVisualConfigs,req);
- req->reqType = priv->majorOpcode;
- req->glxCode = X_GLXGetVisualConfigs;
- req->screen = i;
- break;
- }
-
- if (!_XReply(dpy, (xReply*) &reply, 0, False)) {
- /* Something is busted. Punt. */
- UnlockDisplay(dpy);
- SyncHandle();
- FreeScreenConfigs(priv);
- return GL_FALSE;
- }
-
- if (!reply.numVisuals) {
- /* This screen does not support GL rendering */
- UnlockDisplay(dpy);
+#ifdef GLX_DIRECT_RENDERING
+ psc->scr = i;
+ psc->dpy = dpy;
+ psc->drawHash = __glxHashCreate();
+ if (psc->drawHash == NULL)
continue;
- }
- /* FIXME: Is the __GLX_MIN_CONFIG_PROPS test correct for
- * FIXME: FBconfigs?
- */
- /* Check number of properties */
- nprops = reply.numProps;
- if ((nprops < __GLX_MIN_CONFIG_PROPS) ||
- (nprops > __GLX_MAX_CONFIG_PROPS)) {
- /* Huh? Not in protocol defined limits. Punt */
- UnlockDisplay(dpy);
- SyncHandle();
- FreeScreenConfigs(priv);
- return GL_FALSE;
- }
+ if (priv->dri2Display)
+ psc->driScreen = (*priv->dri2Display->createScreen)(psc, i, priv);
- /* Allocate memory for our config structure */
- psc->configs = _gl_context_modes_create(reply.numVisuals,
- sizeof(__GLcontextModes));
- if (!psc->configs) {
- UnlockDisplay(dpy);
- SyncHandle();
- FreeScreenConfigs(priv);
- return GL_FALSE;
- }
+ if (psc->driScreen == NULL && priv->driDisplay)
+ psc->driScreen = (*priv->driDisplay->createScreen)(psc, i, priv);
- /* Allocate memory for the properties, if needed */
- if ( supported_request != 3 ) {
- nprops *= 2;
- }
+ if (psc->driScreen == NULL && priv->driswDisplay)
+ psc->driScreen = (*priv->driswDisplay->createScreen)(psc, i, priv);
- prop_size = nprops * __GLX_SIZE_INT32;
-
- if (prop_size <= sizeof(buf)) {
- props = buf;
- } else {
- props = (INT32 *) Xmalloc(prop_size);
- }
-
- /* Read each config structure and convert it into our format */
- config = psc->configs;
- for (j = 0; j < reply.numVisuals; j++) {
- assert( config != NULL );
- _XRead(dpy, (char *)props, prop_size);
-
- if ( supported_request != 3 ) {
- config->rgbMode = GL_TRUE;
- config->drawableType = GLX_WINDOW_BIT;
- }
- else {
- config->drawableType = GLX_WINDOW_BIT | GLX_PIXMAP_BIT;
- }
-
- __glXInitializeVisualConfigFromTags( config, nprops, props,
- (supported_request != 3),
- GL_TRUE );
- if ( config->fbconfigID == GLX_DONT_CARE ) {
- config->fbconfigID = config->visualID;
- }
- config->screen = i;
- config = config->next;
- }
- if (props != buf) {
- Xfree((char *)props);
- }
- UnlockDisplay(dpy);
-
-#ifdef GLX_DIRECT_RENDERING
- /* Initialize per screen dynamic client GLX extensions */
- psc->ext_list_first_time = GL_TRUE;
- /* Initialize the direct rendering per screen data and functions */
- if (priv->driDisplay.private != NULL) {
- /* FIXME: Should it be some sort of an error if createNewScreen[i]
- * FIXME: is NULL?
- */
- if (priv->driDisplay.createNewScreen &&
- priv->driDisplay.createNewScreen[i]) {
-
- psc->driScreen.screenConfigs = (void *)psc;
- psc->driScreen.private =
- CallCreateNewScreen(dpy, i, & psc->driScreen,
- & priv->driDisplay,
- priv->driDisplay.createNewScreen[i] );
- }
+ if (psc->driScreen == NULL) {
+ __glxHashDestroy(psc->drawHash);
+ psc->drawHash = NULL;
}
#endif
}
@@ -1193,13 +629,16 @@ static Bool AllocAndFetchScreenConfigs(Display *dpy, __GLXdisplayPrivate *priv)
/*
** Initialize the client side extension code.
*/
-__GLXdisplayPrivate *__glXInitialize(Display* dpy)
+_X_HIDDEN __GLXdisplayPrivate *__glXInitialize(Display* dpy)
{
XExtDisplayInfo *info = __glXFindDisplay(dpy);
XExtData **privList, *private, *found;
__GLXdisplayPrivate *dpyPriv;
XEDataObject dataObj;
int major, minor;
+#ifdef GLX_DIRECT_RENDERING
+ Bool glx_direct, glx_accel;
+#endif
#if defined(USE_XTHREADS)
{
@@ -1267,15 +706,20 @@ __GLXdisplayPrivate *__glXInitialize(Display* dpy)
dpyPriv->serverGLXversion = 0x0;
#ifdef GLX_DIRECT_RENDERING
+ glx_direct = (getenv("LIBGL_ALWAYS_INDIRECT") == NULL);
+ glx_accel = (getenv("LIBGL_ALWAYS_SOFTWARE") == NULL);
+
/*
** Initialize the direct rendering per display data and functions.
** Note: This _must_ be done before calling any other DRI routines
** (e.g., those called in AllocAndFetchScreenConfigs).
*/
- if (getenv("LIBGL_ALWAYS_INDIRECT") == NULL) {
- dpyPriv->driDisplay.private =
- driCreateDisplay(dpy, &dpyPriv->driDisplay);
+ if (glx_direct && glx_accel) {
+ dpyPriv->dri2Display = dri2CreateDisplay(dpy);
+ dpyPriv->driDisplay = driCreateDisplay(dpy);
}
+ if (glx_direct)
+ dpyPriv->driswDisplay = driswCreateDisplay(dpy);
#endif
if (!AllocAndFetchScreenConfigs(dpy, dpyPriv)) {
@@ -1308,7 +752,7 @@ __GLXdisplayPrivate *__glXInitialize(Display* dpy)
** Setup for sending a GLX command on dpy. Make sure the extension is
** initialized. Try to avoid calling __glXInitialize as its kinda slow.
*/
-CARD8 __glXSetupForCommand(Display *dpy)
+_X_HIDDEN CARD8 __glXSetupForCommand(Display *dpy)
{
GLXContext gc;
__GLXdisplayPrivate *priv;
@@ -1349,7 +793,7 @@ CARD8 __glXSetupForCommand(Display *dpy)
* Modify this function to use \c ctx->pc instead of the explicit
* \c pc parameter.
*/
-GLubyte *__glXFlushRenderBuffer(__GLXcontext *ctx, GLubyte *pc)
+_X_HIDDEN GLubyte *__glXFlushRenderBuffer(__GLXcontext *ctx, GLubyte *pc)
{
Display * const dpy = ctx->currentDpy;
#ifdef USE_XCB
@@ -1361,7 +805,8 @@ GLubyte *__glXFlushRenderBuffer(__GLXcontext *ctx, GLubyte *pc)
if ( (dpy != NULL) && (size > 0) ) {
#ifdef USE_XCB
- xcb_glx_render(c, ctx->currentContextTag, size, (char *)ctx->buf);
+ xcb_glx_render(c, ctx->currentContextTag, size,
+ (const uint8_t *)ctx->buf);
#else
/* Send the entire buffer as an X request */
LockDisplay(dpy);
@@ -1398,9 +843,9 @@ GLubyte *__glXFlushRenderBuffer(__GLXcontext *ctx, GLubyte *pc)
* \param data Command data.
* \param dataLen Size, in bytes, of the command data.
*/
-void __glXSendLargeChunk(__GLXcontext *gc, GLint requestNumber,
- GLint totalRequests,
- const GLvoid * data, GLint dataLen)
+_X_HIDDEN void __glXSendLargeChunk(__GLXcontext *gc, GLint requestNumber,
+ GLint totalRequests,
+ const GLvoid * data, GLint dataLen)
{
Display *dpy = gc->currentDpy;
#ifdef USE_XCB
@@ -1446,9 +891,9 @@ void __glXSendLargeChunk(__GLXcontext *gc, GLint requestNumber,
* \param data Command data.
* \param dataLen Size, in bytes, of the command data.
*/
-void __glXSendLargeCommand(__GLXcontext *ctx,
- const GLvoid *header, GLint headerLen,
- const GLvoid *data, GLint dataLen)
+_X_HIDDEN void __glXSendLargeCommand(__GLXcontext *ctx,
+ const GLvoid *header, GLint headerLen,
+ const GLvoid *data, GLint dataLen)
{
GLint maxSize;
GLint totalRequests, requestNumber;
@@ -1484,330 +929,8 @@ void __glXSendLargeCommand(__GLXcontext *ctx,
/************************************************************************/
-PUBLIC GLXContext glXGetCurrentContext(void)
-{
- GLXContext cx = __glXGetCurrentContext();
-
- if (cx == &dummyContext) {
- return NULL;
- } else {
- return cx;
- }
-}
-
-PUBLIC GLXDrawable glXGetCurrentDrawable(void)
-{
- GLXContext gc = __glXGetCurrentContext();
- return gc->currentDrawable;
-}
-
-
-/************************************************************************/
-
-#ifdef GLX_DIRECT_RENDERING
-/* Return the DRI per screen structure */
-__DRIscreen *__glXFindDRIScreen(__DRInativeDisplay *dpy, int scrn)
-{
- __DRIscreen *pDRIScreen = NULL;
- XExtDisplayInfo *info = __glXFindDisplay(dpy);
- XExtData **privList, *found;
- __GLXdisplayPrivate *dpyPriv;
- XEDataObject dataObj;
-
- __glXLock();
- dataObj.display = dpy;
- privList = XEHeadOfExtensionList(dataObj);
- found = XFindOnExtensionList(privList, info->codes->extension);
- __glXUnlock();
-
- if (found) {
- dpyPriv = (__GLXdisplayPrivate *)found->private_data;
- pDRIScreen = &dpyPriv->screenConfigs[scrn].driScreen;
- }
-
- return pDRIScreen;
-}
-#endif
-
-/************************************************************************/
-
-static Bool SendMakeCurrentRequest( Display *dpy, CARD8 opcode,
- GLXContextID gc, GLXContextTag old_gc, GLXDrawable draw, GLXDrawable read,
- xGLXMakeCurrentReply * reply );
-
-/**
- * Sends a GLX protocol message to the specified display to make the context
- * and the drawables current.
- *
- * \param dpy Display to send the message to.
- * \param opcode Major opcode value for the display.
- * \param gc_id Context tag for the context to be made current.
- * \param draw Drawable ID for the "draw" drawable.
- * \param read Drawable ID for the "read" drawable.
- * \param reply Space to store the X-server's reply.
- *
- * \warning
- * This function assumes that \c dpy is locked with \c LockDisplay on entry.
- */
-static Bool SendMakeCurrentRequest(Display *dpy, CARD8 opcode,
- GLXContextID gc_id, GLXContextTag gc_tag,
- GLXDrawable draw, GLXDrawable read,
- xGLXMakeCurrentReply *reply)
-{
- Bool ret;
-
-
- LockDisplay(dpy);
-
- if (draw == read) {
- xGLXMakeCurrentReq *req;
-
- GetReq(GLXMakeCurrent,req);
- req->reqType = opcode;
- req->glxCode = X_GLXMakeCurrent;
- req->drawable = draw;
- req->context = gc_id;
- req->oldContextTag = gc_tag;
- }
- else {
- __GLXdisplayPrivate *priv = __glXInitialize(dpy);
-
- /* If the server can support the GLX 1.3 version, we should
- * perfer that. Not only that, some servers support GLX 1.3 but
- * not the SGI extension.
- */
-
- if ((priv->majorVersion > 1) || (priv->minorVersion >= 3)) {
- xGLXMakeContextCurrentReq *req;
-
- GetReq(GLXMakeContextCurrent,req);
- req->reqType = opcode;
- req->glxCode = X_GLXMakeContextCurrent;
- req->drawable = draw;
- req->readdrawable = read;
- req->context = gc_id;
- req->oldContextTag = gc_tag;
- }
- else {
- xGLXVendorPrivateWithReplyReq *vpreq;
- xGLXMakeCurrentReadSGIReq *req;
-
- GetReqExtra(GLXVendorPrivateWithReply,
- sz_xGLXMakeCurrentReadSGIReq-sz_xGLXVendorPrivateWithReplyReq,vpreq);
- req = (xGLXMakeCurrentReadSGIReq *)vpreq;
- req->reqType = opcode;
- req->glxCode = X_GLXVendorPrivateWithReply;
- req->vendorCode = X_GLXvop_MakeCurrentReadSGI;
- req->drawable = draw;
- req->readable = read;
- req->context = gc_id;
- req->oldContextTag = gc_tag;
- }
- }
-
- ret = _XReply(dpy, (xReply*) reply, 0, False);
-
- UnlockDisplay(dpy);
- SyncHandle();
-
- return ret;
-}
-
-
-#ifdef GLX_DIRECT_RENDERING
-static Bool BindContextWrapper( Display *dpy, GLXContext gc,
- GLXDrawable draw, GLXDrawable read )
-{
- return (*gc->driContext.bindContext)(dpy, gc->screen, draw, read,
- & gc->driContext);
-}
-
-
-static Bool UnbindContextWrapper( GLXContext gc )
-{
- return (*gc->driContext.unbindContext)(gc->currentDpy, gc->screen,
- gc->currentDrawable,
- gc->currentReadable,
- & gc->driContext );
-}
-#endif /* GLX_DIRECT_RENDERING */
-
-
-/**
- * Make a particular context current.
- *
- * \note This is in this file so that it can access dummyContext.
- */
-USED static Bool MakeContextCurrent(Display *dpy, GLXDrawable draw,
- GLXDrawable read, GLXContext gc)
-{
- xGLXMakeCurrentReply reply;
- const GLXContext oldGC = __glXGetCurrentContext();
- const CARD8 opcode = __glXSetupForCommand(dpy);
- const CARD8 oldOpcode = ((gc == oldGC) || (oldGC == &dummyContext))
- ? opcode : __glXSetupForCommand(oldGC->currentDpy);
- Bool bindReturnValue;
-
-
- if (!opcode || !oldOpcode) {
- return GL_FALSE;
- }
-
- /* Make sure that the new context has a nonzero ID. In the request,
- * a zero context ID is used only to mean that we bind to no current
- * context.
- */
- if ((gc != NULL) && (gc->xid == None)) {
- return GL_FALSE;
- }
-
-#ifndef GLX_DIRECT_RENDERING
- if (gc && gc->isDirect) {
- return GL_FALSE;
- }
-#endif
-
- _glapi_check_multithread();
-
-#ifdef GLX_DIRECT_RENDERING
- /* Bind the direct rendering context to the drawable */
- if (gc && gc->isDirect) {
- bindReturnValue = (gc->driContext.private)
- ? BindContextWrapper(dpy, gc, draw, read)
- : False;
- } else
-#endif
- {
- /* Send a glXMakeCurrent request to bind the new context. */
- bindReturnValue =
- SendMakeCurrentRequest(dpy, opcode, gc ? gc->xid : None,
- ((dpy != oldGC->currentDpy) || oldGC->isDirect)
- ? None : oldGC->currentContextTag,
- draw, read, &reply);
- }
-
-
- if (!bindReturnValue) {
- return False;
- }
-
- if ((dpy != oldGC->currentDpy || (gc && gc->isDirect)) &&
- !oldGC->isDirect && oldGC != &dummyContext) {
- xGLXMakeCurrentReply dummy_reply;
-
- /* We are either switching from one dpy to another and have to
- * send a request to the previous dpy to unbind the previous
- * context, or we are switching away from a indirect context to
- * a direct context and have to send a request to the dpy to
- * unbind the previous context.
- */
- (void) SendMakeCurrentRequest(oldGC->currentDpy, oldOpcode, None,
- oldGC->currentContextTag, None, None,
- & dummy_reply);
- }
-#ifdef GLX_DIRECT_RENDERING
- else if (oldGC->isDirect && oldGC->driContext.private) {
- (void) UnbindContextWrapper(oldGC);
- }
-#endif
-
-
- /* Update our notion of what is current */
- __glXLock();
- if (gc == oldGC) {
- /* Even though the contexts are the same the drawable might have
- * changed. Note that gc cannot be the dummy, and that oldGC
- * cannot be NULL, therefore if they are the same, gc is not
- * NULL and not the dummy.
- */
- gc->currentDrawable = draw;
- gc->currentReadable = read;
- } else {
- if (oldGC != &dummyContext) {
- /* Old current context is no longer current to anybody */
- oldGC->currentDpy = 0;
- oldGC->currentDrawable = None;
- oldGC->currentReadable = None;
- oldGC->currentContextTag = 0;
-
- if (oldGC->xid == None) {
- /* We are switching away from a context that was
- * previously destroyed, so we need to free the memory
- * for the old handle.
- */
-#ifdef GLX_DIRECT_RENDERING
- /* Destroy the old direct rendering context */
- if (oldGC->isDirect) {
- if (oldGC->driContext.private) {
- (*oldGC->driContext.destroyContext)
- (dpy, oldGC->screen, oldGC->driContext.private);
- oldGC->driContext.private = NULL;
- }
- }
-#endif
- __glXFreeContext(oldGC);
- }
- }
- if (gc) {
- __glXSetCurrentContext(gc);
-
- gc->currentDpy = dpy;
- gc->currentDrawable = draw;
- gc->currentReadable = read;
-
- if (!gc->isDirect) {
- if (!IndirectAPI)
- IndirectAPI = __glXNewIndirectAPI();
- _glapi_set_dispatch(IndirectAPI);
-
-#ifdef GLX_USE_APPLEGL
- do {
- extern void XAppleDRIUseIndirectDispatch(void);
- XAppleDRIUseIndirectDispatch();
- } while (0);
-#endif
-
- __GLXattribute *state =
- (__GLXattribute *)(gc->client_state_private);
-
- gc->currentContextTag = reply.contextTag;
- if (state->array_state == NULL) {
- (void) glGetString(GL_EXTENSIONS);
- (void) glGetString(GL_VERSION);
- __glXInitVertexArrayState(gc);
- }
- }
- else {
- gc->currentContextTag = -1;
- }
- } else {
- __glXSetCurrentContext(&dummyContext);
-#ifdef GLX_DIRECT_RENDERING
- _glapi_set_dispatch(NULL); /* no-op functions */
-#endif
- }
- }
- __glXUnlock();
- return GL_TRUE;
-}
-
-
-PUBLIC Bool glXMakeCurrent(Display *dpy, GLXDrawable draw, GLXContext gc)
-{
- return MakeContextCurrent( dpy, draw, draw, gc );
-}
-
-PUBLIC GLX_ALIAS(Bool, glXMakeCurrentReadSGI,
- (Display *dpy, GLXDrawable d, GLXDrawable r, GLXContext ctx),
- (dpy, d, r, ctx), MakeContextCurrent)
-
-PUBLIC GLX_ALIAS(Bool, glXMakeContextCurrent,
- (Display *dpy, GLXDrawable d, GLXDrawable r, GLXContext ctx),
- (dpy, d, r, ctx), MakeContextCurrent)
-
-
#ifdef DEBUG
-void __glXDumpDrawBuffer(__GLXcontext *ctx)
+_X_HIDDEN void __glXDumpDrawBuffer(__GLXcontext *ctx)
{
GLubyte *p = ctx->buf;
GLubyte *end = ctx->pc;
@@ -1832,9 +955,23 @@ void __glXDumpDrawBuffer(__GLXcontext *ctx)
#ifdef USE_SPARC_ASM
/*
- * Used only when we are sparc, using sparc assembler.
+ * This is where our dispatch table's bounds are.
+ * And the static mesa_init is taken directly from
+ * Mesa's 'sparc.c' initializer.
*
+ * We need something like this here, because this version
+ * of openGL/glx never initializes a Mesa context, and so
+ * the address of the dispatch table pointer never gets stuffed
+ * into the dispatch jump table otherwise.
+ *
+ * It matters only on SPARC, and only if you are using assembler
+ * code instead of C-code indirect dispatch.
+ *
+ * -- FEM, 04.xii.03
*/
+extern unsigned int _mesa_sparc_glapi_begin;
+extern unsigned int _mesa_sparc_glapi_end;
+extern void __glapi_sparc_icache_flush(unsigned int *);
static void
_glx_mesa_init_sparc_glapi_relocs(void)