glx: Initial implementation of glXCreateContextAttribsARB

[mesa.git] / src / glx / glxext.c

diff --git a/src/glx/glxext.c b/src/glx/glxext.c
index 278c71978fa9b372a0a9243153435c9570465adc..12fff22399d762fa8498bbd8f1ac3d106dddf4e2 100644 (file)
--- a/src/glx/glxext.c
+++ b/src/glx/glxext.c
@@ -133,12 +133,20 @@ __glXWireToEvent(Display *dpy, XEvent *event, xEvent *wire)
    case GLX_BufferSwapComplete:
    {
       GLXBufferSwapComplete *aevent = (GLXBufferSwapComplete *)event;
-      xGLXBufferSwapComplete *awire = (xGLXBufferSwapComplete *)wire;
+      xGLXBufferSwapComplete2 *awire = (xGLXBufferSwapComplete2 *)wire;
+      struct glx_drawable *glxDraw = GetGLXDrawable(dpy, awire->drawable);
       aevent->event_type = awire->event_type;
       aevent->drawable = awire->drawable;
       aevent->ust = ((CARD64)awire->ust_hi << 32) | awire->ust_lo;
       aevent->msc = ((CARD64)awire->msc_hi << 32) | awire->msc_lo;
-      aevent->sbc = ((CARD64)awire->sbc_hi << 32) | awire->sbc_lo;
+
+      if (!glxDraw)
+        return False;
+
+      if (awire->sbc < glxDraw->lastEventSbc)
+        glxDraw->eventSbcWrap += 0x100000000;
+      glxDraw->lastEventSbc = awire->sbc;
+      aevent->sbc = awire->sbc + glxDraw->eventSbcWrap;
       return True;
    }
    default:
@@ -227,6 +235,8 @@ glx_display_free(struct glx_display *priv)
    if (priv->serverGLXversion)
       Xfree((char *) priv->serverGLXversion);
 
+   __glxHashDestroy(priv->glXDrawHash);
+
 #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL)
    __glxHashDestroy(priv->drawHash);
 
@@ -250,24 +260,19 @@ glx_display_free(struct glx_display *priv)
 static int
 __glXCloseDisplay(Display * dpy, XExtCodes * codes)
 {
-   struct glx_display *priv, **prev, *next;
+   struct glx_display *priv, **prev;
 
    _XLockMutex(_Xglobal_lock);
    prev = &glx_displays;
    for (priv = glx_displays; priv; prev = &priv->next, priv = priv->next) {
       if (priv->dpy == dpy) {
+         *prev = priv->next;
         break;
       }
    }
+   _XUnlockMutex(_Xglobal_lock);
 
-   /* Only remove the display from the list after it's destroyed. The cleanup
-    * code (e.g. driReleaseDrawables()) ends up calling __glXInitialize(),
-    * which would create a new glx_display while we're trying to destroy this
-    * one. */
-   next = priv->next;
    glx_display_free(priv);
-   *prev = next;
-   _XUnlockMutex(_Xglobal_lock);
 
    return 1;
 }
@@ -779,11 +784,12 @@ AllocAndFetchScreenConfigs(Display * dpy, struct glx_display * priv)
         psc = (*priv->driswDisplay->createScreen) (i, priv);
 #endif
 #if defined(GLX_USE_APPLEGL)
-      if (psc == NULL && priv->appleglDisplay)
-        psc = (*priv->appleglDisplay->createScreen) (i, priv);
-#endif
+      if (psc == NULL)
+         psc = applegl_create_screen(i, priv);
+#else
       if (psc == NULL)
         psc = indirect_create_screen(i, priv);
+#endif
       priv->screens[i] = psc;
    }
    SyncHandle();
@@ -830,9 +836,12 @@ __glXInitialize(Display * dpy)
    dpyPriv->serverGLXvendor = 0x0;
    dpyPriv->serverGLXversion = 0x0;
 
-   /* See if the versions are compatible */
+   /* See if the versions are compatible.  This GLX implementation does not
+    * work with servers that only support GLX 1.0.
+    */
    if (!QueryVersion(dpy, dpyPriv->majorOpcode,
-                    &dpyPriv->majorVersion, &dpyPriv->minorVersion)) {
+                    &dpyPriv->majorVersion, &dpyPriv->minorVersion)
+       || (dpyPriv->majorVersion == 1 && dpyPriv->minorVersion < 1)) {
       Xfree(dpyPriv);
       _XUnlockMutex(_Xglobal_lock);
       return NULL;
@@ -846,6 +855,8 @@ __glXInitialize(Display * dpy)
    XESetCloseDisplay(dpy, dpyPriv->codes->extension, __glXCloseDisplay);
    XESetErrorString (dpy, dpyPriv->codes->extension,__glXErrorString);
 
+   dpyPriv->glXDrawHash = __glxHashCreate();
+
 #if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL)
    glx_direct = (getenv("LIBGL_ALWAYS_INDIRECT") == NULL);
    glx_accel = (getenv("LIBGL_ALWAYS_SOFTWARE") == NULL);
@@ -876,8 +887,11 @@ __glXInitialize(Display * dpy)
       return NULL;
    }
 
-   if (dpyPriv->majorVersion == 1 && dpyPriv->minorVersion >= 1)
-      __glXClientInfo(dpy, dpyPriv->majorOpcode);
+#ifdef USE_XCB
+   __glX_send_client_info(dpyPriv);
+#else
+   __glXClientInfo(dpy, dpyPriv->majorOpcode);
+#endif
 
    /* Grab the lock again and add the dispay private, unless somebody
     * beat us to initializing on this display in the meantime. */