vnc/vnc-render.patch

--- vnc-4_1_2-unixsrc/unix/xc/programs/Xserver/vnc/vncHooks.cc.render	2006-05-15 18:56:20.000000000 +0200
+++ vnc-4_1_2-unixsrc/unix/xc/programs/Xserver/vnc/vncHooks.cc	2007-03-02 15:56:06.000000000 +0100
@@ -29,6 +29,9 @@
 #include "regionstr.h"
 #include "dixfontstr.h"
 #include "colormapst.h"
+#ifdef RENDER
+#include "../../render/picturestr.h"
+#endif
 
 #ifdef GC_HAS_COMPOSITE_CLIP
 #define COMPOSITE_CLIP(gc) ((gc)->pCompositeClip)
@@ -74,6 +77,9 @@
   StoreColorsProcPtr           StoreColors;
   DisplayCursorProcPtr         DisplayCursor;
   ScreenBlockHandlerProcPtr    BlockHandler;
+#ifdef RENDER
+  CompositeProcPtr             Composite;
+#endif
 } vncHooksScreenRec, *vncHooksScreenPtr;
 
 typedef struct {
@@ -104,6 +110,13 @@
 static Bool vncHooksDisplayCursor(ScreenPtr pScreen, CursorPtr cursor);
 static void vncHooksBlockHandler(int i, pointer blockData, pointer pTimeout,
                                  pointer pReadmask);
+#ifdef RENDER
+static void vncHooksComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask,
+                              PicturePtr pDst, INT16 xSrc, INT16 ySrc,
+                              INT16 xMask, INT16 yMask, INT16 xDst, INT16 yDst,
+                              CARD16 width, CARD16 height);
+#endif
+
 
 // GC "funcs"
 
@@ -229,6 +242,13 @@
   vncHooksScreen->StoreColors = pScreen->StoreColors;
   vncHooksScreen->DisplayCursor = pScreen->DisplayCursor;
   vncHooksScreen->BlockHandler = pScreen->BlockHandler;
+#ifdef RENDER
+  PictureScreenPtr ps;
+  ps = GetPictureScreenIfSet(pScreen);
+  if (ps) {
+    vncHooksScreen->Composite = ps->Composite;
+  }
+#endif
 
   pScreen->CloseScreen = vncHooksCloseScreen;
   pScreen->CreateGC = vncHooksCreateGC;
@@ -241,6 +261,11 @@
   pScreen->StoreColors = vncHooksStoreColors;
   pScreen->DisplayCursor = vncHooksDisplayCursor;
   pScreen->BlockHandler = vncHooksBlockHandler;
+#ifdef RENDER
+  if (ps) {
+    ps->Composite = vncHooksComposite;
+  }
+#endif
 
   return TRUE;
 }
@@ -470,6 +495,38 @@
   SCREEN_REWRAP(BlockHandler);
 }
 
+// Composite - needed for RENDER
+
+#ifdef RENDER
+void vncHooksComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask,
+                      PicturePtr pDst, INT16 xSrc, INT16 ySrc, INT16 xMask,
+                      INT16 yMask, INT16 xDst, INT16 yDst, CARD16 width,
+                      CARD16 height)
+{
+  ScreenPtr pScreen = pDst->pDrawable->pScreen;
+  vncHooksScreenPtr vncHooksScreen = \
+    ((vncHooksScreenPtr)pScreen->devPrivates[vncHooksScreenIndex].ptr);
+  BoxRec box;
+  PictureScreenPtr ps = GetPictureScreen(pScreen);
+
+  if ((xDst >= 0) && (yDst >= 0)) {
+      box.x1 = pDst->pDrawable->x + xDst;
+      box.y1 = pDst->pDrawable->y + yDst;
+      box.x2 = box.x1 + width;
+      box.y2 = box.y1 + height;
+
+      RegionHelper changed(pScreen, &box, 0);
+      vncHooksScreen->desktop->add_changed(changed.reg);
+  }
+
+  ps->Composite = vncHooksScreen->Composite;
+  (*ps->Composite)(op, pSrc, pMask, pDst, xSrc, ySrc,
+                   xMask, yMask, xDst, yDst, width, height);
+  ps->Composite = vncHooksComposite;
+}
+
+#endif /* RENDER */
+
 
 
 /////////////////////////////////////////////////////////////////////////////
--- vnc-4_1_2-unixsrc/unix/xc/programs/Xserver/vnc/Xvnc/xvnc.cc.render	2007-03-02 15:56:06.000000000 +0100
+++ vnc-4_1_2-unixsrc/unix/xc/programs/Xserver/vnc/Xvnc/xvnc.cc	2007-03-02 15:56:37.000000000 +0100
@@ -130,6 +130,7 @@
 static Bool vfbPixmapDepths[33];
 static char needswap = 0;
 static int lastScreen = -1;
+static Bool Render = TRUE;
 
 static bool displaySpecified = false;
 static bool wellKnownSocketsCreated = false;
@@ -221,6 +222,10 @@
            VENDOR_STRING);
     ErrorF("-screen scrn WxHxD     set screen's width, height, depth\n");
     ErrorF("-pixdepths list-of-int support given pixmap depths\n");
+#ifdef RENDER
+    ErrorF("+/-render             turn on/off RENDER extension support"
+          "(default on)\n");
+#endif
     ErrorF("-linebias n            adjust thin line pixelization\n");
     ErrorF("-blackpixel n          pixel value for black\n");
     ErrorF("-whitepixel n          pixel value for white\n");
@@ -317,6 +322,20 @@
     return ret;
   }
 
+#ifdef RENDER
+  if (strcmp (argv[i], "+render") == 0)        /* +render */
+  {
+    Render = TRUE;
+    return 1;
+  }
+
+  if (strcmp (argv[i], "-render") == 0)        /* -render */
+  {
+    Render = FALSE;
+    return 1;
+  }
+#endif
+
   if (strcmp (argv[i], "-blackpixel") == 0)	/* -blackpixel n */
   {
     Pixel pix;
@@ -817,7 +836,12 @@
   if (!fbScreenInit(pScreen, pbits, pvfb->width, pvfb->height,
                     dpi, dpi, pvfb->paddedWidth, pvfb->bitsPerPixel))
       return FALSE;
-#else
+
+#ifdef RENDER
+  if (ret && Render)
+      fbPictureInit(pScreen, 0, 0);
+#endif /* RENDER */
+#else /* VNC_USE_FB */
   switch (pvfb->bitsPerPixel)
   {
   case 1:
@@ -938,6 +962,19 @@
     vfbPixmapDepths[vfbScreens[i].depth] = TRUE;
   }
 
+#ifdef RENDER
+  /* RENDER needs a good set of pixmaps. */
+  if (Render) {
+      vfbPixmapDepths[1] = TRUE;
+      vfbPixmapDepths[4] = TRUE;
+      vfbPixmapDepths[8] = TRUE;
+/*    vfbPixmapDepths[15] = TRUE; */
+      vfbPixmapDepths[16] = TRUE;
+      vfbPixmapDepths[24] = TRUE;
+      vfbPixmapDepths[32] = TRUE;
+  }
+#endif
+
   for (i = 1; i <= 32; i++)
   {
     if (vfbPixmapDepths[i])