xorg: offscreen bitmaps, don't remote until used

xorg/X11R7.6/rdp/rdp.h

@@ -193,12 +193,31 @@ typedef rdpWindowRec* rdpWindowPtr;
 #define XR_STYLE_DIALOG (0x80000000)
 #define XR_EXT_STYLE_DIALOG (0x00040000)
 
+#define RDI_FILL 1
+#define RDI_IMGLL 2
+#define RDI_IMGLY 3
+
+struct rdp_draw_item
+{
+  int type;
+  int fg_color;
+  int bg_color;
+  int opcode;
+  RegionPtr reg;
+  struct rdp_draw_item* prev;
+  struct rdp_draw_item* next;
+};
+
 struct _rdpPixmapRec
 {
   int status;
   int rdpindex;
   int allocBytes;
   int con_number;
+  int is_dirty;
+  int pad;
+  struct rdp_draw_item* draw_item_head;
+  struct rdp_draw_item* draw_item_tail;
 };
 typedef struct _rdpPixmapRec rdpPixmapRec;
 typedef rdpPixmapRec* rdpPixmapPtr;
@@ -265,6 +284,22 @@ hexdump(unsigned char *p, unsigned int len);
 Bool
 rdpCloseScreen(int i, ScreenPtr pScreen);
 
+
+int
+draw_item_add(rdpPixmapRec* priv, struct rdp_draw_item* di);
+int
+draw_item_remove(rdpPixmapRec* priv, struct rdp_draw_item* di);
+int
+draw_item_remove_all(rdpPixmapRec* priv);
+int
+draw_item_pack(rdpPixmapRec* priv);
+int
+draw_item_add_img_region(rdpPixmapRec* priv, RegionPtr reg, int type);
+int
+draw_item_add_fill_region(rdpPixmapRec* priv, RegionPtr reg, int color,
+                          int opcode);
+
+
 PixmapPtr
 rdpCreatePixmap(ScreenPtr pScreen, int width, int height, int depth,
                 unsigned usage_hint);
@@ -426,6 +461,8 @@ void
 rdpup_create_window(WindowPtr pWindow, rdpWindowRec* priv);
 void
 rdpup_delete_window(WindowPtr pWindow, rdpWindowRec* priv);
+int
+rdpup_check_dirty(PixmapPtr pDirtyPixmap, rdpPixmapRec* pDirtyPriv);
 
 #if defined(X_BYTE_ORDER)
 #  if X_BYTE_ORDER == X_LITTLE_ENDIAN

xorg/X11R7.6/rdp/rdpCopyArea.c

@@ -367,6 +367,7 @@ rdpCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
           can_do_screen_blt = pGC->alu == GXcopy;
           if (can_do_screen_blt)
           {
+            rdpup_check_dirty(pDstPixmap, pDstPriv);
             return rdpCopyAreaWndToPixmap(pSrcWnd, pDstPixmap, pDstPriv, pGC,
                                           srcx, srcy, w, h, dstx, dsty);
           }
@@ -380,6 +381,7 @@ rdpCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
     pSrcPriv = GETPIXPRIV(pSrcPixmap);
     if (XRDP_IS_OS(pSrcPriv))
     {
+      rdpup_check_dirty(pSrcPixmap, pSrcPriv);
       if (pDst->type == DRAWABLE_WINDOW)
       {
         pDstWnd = (WindowPtr)pDst;
@@ -395,6 +397,7 @@ rdpCopyArea(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
         pDstPriv = GETPIXPRIV(pDstPixmap);
         if (XRDP_IS_OS(pDstPriv))
         {
+          rdpup_check_dirty(pDstPixmap, pDstPriv);
           return rdpCopyAreaPixmapToPixmap(pSrcPixmap, pSrcPriv,
                                            pDstPixmap, pDstPriv,
                                            pGC, srcx, srcy, w, h,

xorg/X11R7.6/rdp/rdpCopyPlane.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -68,34 +69,56 @@ rdpCopyPlane(DrawablePtr pSrc, DrawablePtr pDst,
   RegionPtr rv;
   RegionRec clip_reg;
   RegionRec box_reg;
+  RegionRec reg1;
+  RegionRec reg2;
   int cd;
   int num_clips;
   int j;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   BoxPtr pbox;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpCopyPlane:"));
 
   /* do original call */
   rv = rdpCopyPlaneOrg(pSrc, pDst, pGC, srcx, srcy, w, h,
                        dstx, dsty, bitPlane);
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDst->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDst;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpCopyPlane: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDst->type == DRAWABLE_WINDOW)
@@ -103,12 +126,13 @@ rdpCopyPlane(DrawablePtr pSrc, DrawablePtr pDst,
       pDstWnd = (WindowPtr)pDst;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return rv;
   }
@@ -116,15 +140,44 @@ rdpCopyPlane(DrawablePtr pSrc, DrawablePtr pDst,
   RegionInit(&clip_reg, NullBox, 0);
   cd = rdp_get_clip(&clip_reg, pDst, pGC);
   if (cd == 1)
+  {
+    if (dirty_type != 0)
+    {
+      box.x1 = pDst->x + dstx;
+      box.y1 = pDst->y + dsty;
+      box.x2 = box.x1 + w;
+      box.y2 = box.y1 + h;
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       rdpup_send_area(&id, pDst->x + dstx, pDst->y + dsty, w, h);
       rdpup_end_update();
     }
+  }
   else if (cd == 2)
   {
     num_clips = REGION_NUM_RECTS(&clip_reg);
     if (num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        box.x1 = pDst->x + dstx;
+        box.y1 = pDst->y + dsty;
+        box.x2 = box.x1 + w;
+        box.y2 = box.y1 + h;
+        RegionInit(&reg1, &box, 0);
+        RegionInit(&reg2, NullBox, 0);
+        RegionCopy(&reg2, &clip_reg);
+        RegionIntersect(&reg1, &reg1, &reg2);
+        draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+        RegionUninit(&reg1);
+        RegionUninit(&reg2);
+      }
+      else
       {
         rdpup_begin_update();
         box.x1 = pDst->x + dstx;
@@ -152,6 +205,11 @@ rdpCopyPlane(DrawablePtr pSrc, DrawablePtr pDst,
         rdpup_end_update();
       }
     }
+  }
   RegionUninit(&clip_reg);
+  if (reset_surface)
+  {
+    rdpup_switch_os_surface(-1);
+  }
   return rv;
 }

xorg/X11R7.6/rdp/rdpFillPolygon.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -64,6 +65,7 @@ rdpFillPolygon(DrawablePtr pDrawable, GCPtr pGC,
 {
   RegionRec clip_reg;
   RegionRec box_reg;
+  RegionRec reg1;
   int num_clips;
   int cd;
   int maxx;
@@ -73,29 +75,49 @@ rdpFillPolygon(DrawablePtr pDrawable, GCPtr pGC,
   int i;
   int j;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpFillPolygon:"));
 
   /* do original call */
   rdpFillPolygonOrg(pDrawable, pGC, shape, mode, count, pPts);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpFillPolygon: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -103,12 +125,13 @@ rdpFillPolygon(DrawablePtr pDrawable, GCPtr pGC,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return;
   }
@@ -153,17 +176,32 @@ rdpFillPolygon(DrawablePtr pDrawable, GCPtr pGC,
     }
   }
   if (cd == 1)
+  {
+    if (dirty_type != 0)
+    {
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
       rdpup_end_update();
     }
+  }
   else if (cd == 2)
   {
     RegionInit(&box_reg, &box, 0);
     RegionIntersect(&clip_reg, &clip_reg, &box_reg);
     num_clips = REGION_NUM_RECTS(&clip_reg);
     if (num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        draw_item_add_img_region(pDirtyPriv, &clip_reg, dirty_type);
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         for (j = num_clips - 1; j >= 0; j--)
@@ -173,8 +211,12 @@ rdpFillPolygon(DrawablePtr pDrawable, GCPtr pGC,
         }
         rdpup_end_update();
       }
+    }
     RegionUninit(&box_reg);
   }
   RegionUninit(&clip_reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpImageGlyphBlt.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -68,11 +69,15 @@ rdpImageGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
   int cd;
   int j;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpImageGlyphBlt:"));
 
@@ -84,18 +89,34 @@ rdpImageGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
   /* do original call */
   rdpImageGlyphBltOrg(pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpImageGlyphBlt: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLL;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -103,12 +124,13 @@ rdpImageGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return;
   }
@@ -123,17 +145,32 @@ rdpImageGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
     cd = rdp_get_clip(&reg, pDrawable, pGC);
   }
   if (cd == 1)
+  {
+    if (dirty_type != 0)
+    {
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
       rdpup_end_update();
     }
+  }
   else if (cd == 2)
   {
     RegionInit(&reg1, &box, 0);
     RegionIntersect(&reg, &reg, &reg1);
     num_clips = REGION_NUM_RECTS(&reg);
     if (num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        draw_item_add_img_region(pDirtyPriv, &reg, dirty_type);
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         for (j = num_clips - 1; j >= 0; j--)
@@ -143,9 +180,13 @@ rdpImageGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
         }
         rdpup_end_update();
       }
+    }
     RegionUninit(&reg1);
   }
   RegionUninit(&reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
   return;
 }

xorg/X11R7.6/rdp/rdpImageText16.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -66,11 +67,15 @@ rdpImageText16(DrawablePtr pDrawable, GCPtr pGC,
   int cd;
   int j;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpImageText16:"));
 
@@ -82,18 +87,34 @@ rdpImageText16(DrawablePtr pDrawable, GCPtr pGC,
   /* do original call */
   rdpImageText16Org(pDrawable, pGC, x, y, count, chars);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpImageText16: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -101,12 +122,13 @@ rdpImageText16(DrawablePtr pDrawable, GCPtr pGC,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return;
   }
@@ -121,17 +143,32 @@ rdpImageText16(DrawablePtr pDrawable, GCPtr pGC,
     cd = rdp_get_clip(&reg, pDrawable, pGC);
   }
   if (cd == 1)
+  {
+    if (dirty_type != 0)
+    {
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
       rdpup_end_update();
     }
+  }
   else if (cd == 2)
   {
     RegionInit(&reg1, &box, 0);
     RegionIntersect(&reg, &reg, &reg1);
     num_clips = REGION_NUM_RECTS(&reg);
     if (num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        draw_item_add_img_region(pDirtyPriv, &reg, dirty_type);
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         for (j = num_clips - 1; j >= 0; j--)
@@ -141,9 +178,13 @@ rdpImageText16(DrawablePtr pDrawable, GCPtr pGC,
         }
         rdpup_end_update();
       }
+    }
     RegionUninit(&reg1);
   }
   RegionUninit(&reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
   return;
 }

xorg/X11R7.6/rdp/rdpImageText8.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -66,11 +67,15 @@ rdpImageText8(DrawablePtr pDrawable, GCPtr pGC,
   int cd;
   int j;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpImageText8:"));
 
@@ -82,18 +87,34 @@ rdpImageText8(DrawablePtr pDrawable, GCPtr pGC,
   /* do original call */
   rdpImageText8Org(pDrawable, pGC, x, y, count, chars);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpImageText8: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLL;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -101,12 +122,13 @@ rdpImageText8(DrawablePtr pDrawable, GCPtr pGC,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return;
   }
@@ -121,17 +143,32 @@ rdpImageText8(DrawablePtr pDrawable, GCPtr pGC,
     cd = rdp_get_clip(&reg, pDrawable, pGC);
   }
   if (cd == 1)
+  {
+    if (dirty_type != 0)
+    {
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
       rdpup_end_update();
     }
+  }
   else if (cd == 2)
   {
     RegionInit(&reg1, &box, 0);
     RegionIntersect(&reg, &reg, &reg1);
     num_clips = REGION_NUM_RECTS(&reg);
     if (num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        draw_item_add_img_region(pDirtyPriv, &reg, dirty_type);
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         for (j = num_clips - 1; j >= 0; j--)
@@ -141,9 +178,13 @@ rdpImageText8(DrawablePtr pDrawable, GCPtr pGC,
         }
         rdpup_end_update();
       }
+    }
     RegionUninit(&reg1);
   }
   RegionUninit(&reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
   return;
 }

xorg/X11R7.6/rdp/rdpPolyArc.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -66,12 +67,16 @@ rdpPolyArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
   int i;
   int num_clips;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   xRectangle* rects;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpPolyArc:"));
 
@@ -97,18 +102,34 @@ rdpPolyArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
   /* do original call */
   rdpPolyArcOrg(pDrawable, pGC, narcs, parcs);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPolyArc: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLL;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -116,12 +137,13 @@ rdpPolyArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     g_free(rects);
     return;
@@ -136,6 +158,12 @@ rdpPolyArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
       tmpRegion = RegionFromRects(narcs, rects, CT_NONE);
       num_clips = REGION_NUM_RECTS(tmpRegion);
       if (num_clips > 0)
+      {
+        if (dirty_type != 0)
+        {
+          draw_item_add_img_region(pDirtyPriv, tmpRegion, dirty_type);
+        }
+        else if (got_id)
         {
           rdpup_begin_update();
           for (i = num_clips - 1; i >= 0; i--)
@@ -145,6 +173,7 @@ rdpPolyArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
           }
           rdpup_end_update();
         }
+      }
       RegionDestroy(tmpRegion);
     }
   }
@@ -156,6 +185,12 @@ rdpPolyArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
       RegionIntersect(tmpRegion, tmpRegion, &clip_reg);
       num_clips = REGION_NUM_RECTS(tmpRegion);
       if (num_clips > 0)
+      {
+        if (dirty_type != 0)
+        {
+          draw_item_add_img_region(pDirtyPriv, tmpRegion, dirty_type);
+        }
+        else if (got_id)
         {
           rdpup_begin_update();
           for (i = num_clips - 1; i >= 0; i--)
@@ -165,10 +200,14 @@ rdpPolyArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
           }
           rdpup_end_update();
         }
+      }
       RegionDestroy(tmpRegion);
     }
   }
   RegionUninit(&clip_reg);
   g_free(rects);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpPolyFillArc.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -66,12 +67,16 @@ rdpPolyFillArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
   int i;
   int num_clips;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   xRectangle* rects;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpPolyFillArc:"));
 
@@ -97,18 +102,34 @@ rdpPolyFillArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
   /* do original call */
   rdpPolyFillArcOrg(pDrawable, pGC, narcs, parcs);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPolyFillArc: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -116,12 +137,13 @@ rdpPolyFillArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     g_free(rects);
     return;
@@ -136,6 +158,12 @@ rdpPolyFillArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
       tmpRegion = RegionFromRects(narcs, rects, CT_NONE);
       num_clips = REGION_NUM_RECTS(tmpRegion);
       if (num_clips > 0)
+      {
+        if (dirty_type != 0)
+        {
+          draw_item_add_img_region(pDirtyPriv, tmpRegion, dirty_type);
+        }
+        else if (got_id)
         {
           rdpup_begin_update();
           for (i = num_clips - 1; i >= 0; i--)
@@ -145,6 +173,7 @@ rdpPolyFillArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
           }
           rdpup_end_update();
         }
+      }
       RegionDestroy(tmpRegion);
     }
   }
@@ -156,6 +185,12 @@ rdpPolyFillArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
       RegionIntersect(tmpRegion, tmpRegion, &clip_reg);
       num_clips = REGION_NUM_RECTS(tmpRegion);
       if (num_clips > 0)
+      {
+        if (dirty_type != 0)
+        {
+          draw_item_add_img_region(pDirtyPriv, tmpRegion, dirty_type);
+        }
+        else if (got_id)
         {
           rdpup_begin_update();
           for (i = num_clips - 1; i >= 0; i--)
@@ -165,10 +200,14 @@ rdpPolyFillArc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc* parcs)
           }
           rdpup_end_update();
         }
+      }
       RegionDestroy(tmpRegion);
     }
   }
   RegionUninit(&clip_reg);
   g_free(rects);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpPolyFillRect.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -68,10 +69,15 @@ rdpPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrectFill,
   BoxRec box;
 
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
+
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpPolyFillRect:"));
 
@@ -81,18 +87,32 @@ rdpPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrectFill,
   /* do original call */
   rdpPolyFillRectOrg(pDrawable, pGC, nrectFill, prectInit);
 
-  got_id = 0;
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_FILL;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -100,12 +120,13 @@ rdpPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrectFill,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     RegionDestroy(fill_reg);
     return;
@@ -114,6 +135,27 @@ rdpPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrectFill,
   RegionInit(&clip_reg, NullBox, 0);
   cd = rdp_get_clip(&clip_reg, pDrawable, pGC);
   if (cd == 1) /* no clip */
+  {
+    if (dirty_type != 0)
+    {
+      if (pGC->fillStyle == 0 && /* solid fill */
+          (pGC->alu == GXclear ||
+           pGC->alu == GXset ||
+           pGC->alu == GXinvert ||
+           pGC->alu == GXnoop ||
+           pGC->alu == GXand ||
+           pGC->alu == GXcopy /*||
+           pGC->alu == GXxor*/)) /* todo, why dosen't xor work? */
+      {
+        draw_item_add_fill_region(pDirtyPriv, fill_reg, pGC->fgPixel,
+                                  pGC->alu);
+      }
+      else
+      {
+        draw_item_add_img_region(pDirtyPriv, fill_reg, RDI_IMGLL);
+      }
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       if (pGC->fillStyle == 0 && /* solid fill */
@@ -139,16 +181,39 @@ rdpPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrectFill,
         for (j = REGION_NUM_RECTS(fill_reg) - 1; j >= 0; j--)
         {
           box = REGION_RECTS(fill_reg)[j];
-        rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
+          rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1,
+                          box.y2 - box.y1);
         }
       }
       rdpup_end_update();
     }
+  }
   else if (cd == 2) /* clip */
   {
     RegionIntersect(&clip_reg, &clip_reg, fill_reg);
     num_clips = REGION_NUM_RECTS(&clip_reg);
     if (num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        if (pGC->fillStyle == 0 && /* solid fill */
+            (pGC->alu == GXclear ||
+             pGC->alu == GXset ||
+             pGC->alu == GXinvert ||
+             pGC->alu == GXnoop ||
+             pGC->alu == GXand ||
+             pGC->alu == GXcopy /*||
+             pGC->alu == GXxor*/)) /* todo, why dosen't xor work? */
+        {
+          draw_item_add_fill_region(pDirtyPriv, &clip_reg, pGC->fgPixel,
+                                    pGC->alu);
+        }
+        else
+        {
+          draw_item_add_img_region(pDirtyPriv, &clip_reg, RDI_IMGLL);
+        }
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         if (pGC->fillStyle == 0 && /* solid fill */
@@ -180,7 +245,11 @@ rdpPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrectFill,
         rdpup_end_update();
       }
     }
+  }
   RegionUninit(&clip_reg);
   RegionDestroy(fill_reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpPolyGlyphBlt.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -68,11 +69,15 @@ rdpPolyGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
   int cd;
   int j;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpPolyGlyphBlt:"));
 
@@ -84,18 +89,34 @@ rdpPolyGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
   /* do original call */
   rdpPolyGlyphBltOrg(pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPolyGlyphBlt: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -103,12 +124,13 @@ rdpPolyGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return;
   }
@@ -123,17 +145,32 @@ rdpPolyGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
     cd = rdp_get_clip(&reg, pDrawable, pGC);
   }
   if (cd == 1)
+  {
+    if (dirty_type != 0)
+    {
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
       rdpup_end_update();
     }
+  }
   else if (cd == 2)
   {
     RegionInit(&reg1, &box, 0);
     RegionIntersect(&reg, &reg, &reg1);
     num_clips = REGION_NUM_RECTS(&reg);
     if (num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        draw_item_add_img_region(pDirtyPriv, &reg, dirty_type);
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         for (j = num_clips - 1; j >= 0; j--)
@@ -143,9 +180,13 @@ rdpPolyGlyphBlt(DrawablePtr pDrawable, GCPtr pGC,
         }
         rdpup_end_update();
       }
+    }
     RegionUninit(&reg1);
   }
   RegionUninit(&reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
   return;
 }

xorg/X11R7.6/rdp/rdpPolyPoint.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -68,6 +69,9 @@ rdpPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode,
   int i;
   int j;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   BoxRec total_box;
   DDXPointPtr pts;
@@ -76,6 +80,7 @@ rdpPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode,
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpPolyPoint:"));
 
@@ -123,18 +128,34 @@ rdpPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode,
   /* do original call */
   rdpPolyPointOrg(pDrawable, pGC, mode, npt, in_pts);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPolyPoint: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -142,12 +163,13 @@ rdpPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return;
   }
@@ -157,6 +179,12 @@ rdpPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode,
   if (cd == 1)
   {
     if (npt > 0)
+    {
+      if (dirty_type != 0)
+      {
+        /* TODO */
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         rdpup_set_fgcolor(pGC->fgPixel);
@@ -169,10 +197,17 @@ rdpPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode,
         rdpup_end_update();
       }
     }
+  }
   else if (cd == 2)
   {
     num_clips = REGION_NUM_RECTS(&clip_reg);
     if (npt > 0 && num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        /* TODO */
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         rdpup_set_fgcolor(pGC->fgPixel);
@@ -191,10 +226,14 @@ rdpPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode,
         rdpup_end_update();
       }
     }
+  }
   RegionUninit(&clip_reg);
   if (pts != stack_pts)
   {
     g_free(pts);
   }
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpPolyRectangle.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -71,6 +72,9 @@ rdpPolyRectangle(DrawablePtr pDrawable, GCPtr pGC, int nrects,
   int up;
   int down;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   xRectangle* regRects;
   xRectangle* r;
   xRectangle* rect1;
@@ -80,6 +84,7 @@ rdpPolyRectangle(DrawablePtr pDrawable, GCPtr pGC, int nrects,
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpPolyRectangle:"));
 
@@ -93,18 +98,34 @@ rdpPolyRectangle(DrawablePtr pDrawable, GCPtr pGC, int nrects,
   /* do original call */
   rdpPolyRectangleOrg(pDrawable, pGC, nrects, rects);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPolyRectangle: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLL;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -112,12 +133,13 @@ rdpPolyRectangle(DrawablePtr pDrawable, GCPtr pGC, int nrects,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     g_free(rect1);
     return;
@@ -163,6 +185,12 @@ rdpPolyRectangle(DrawablePtr pDrawable, GCPtr pGC, int nrects,
   if (cd == 1)
   {
     if (regRects != 0)
+    {
+      if (dirty_type != 0)
+      {
+        /* TODO */
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         if (pGC->lineStyle == LineSolid)
@@ -187,6 +215,7 @@ rdpPolyRectangle(DrawablePtr pDrawable, GCPtr pGC, int nrects,
         rdpup_end_update();
       }
     }
+  }
   else if (cd == 2)
   {
     if (regRects != 0)
@@ -195,6 +224,12 @@ rdpPolyRectangle(DrawablePtr pDrawable, GCPtr pGC, int nrects,
       RegionIntersect(&clip_reg, &clip_reg, fill_reg);
       num_clips = REGION_NUM_RECTS(&clip_reg);
       if (num_clips > 0)
+      {
+        if (dirty_type != 0)
+        {
+          /* TODO */
+        }
+        else if (got_id)
         {
           rdpup_begin_update();
           if (pGC->lineStyle == LineSolid)
@@ -218,11 +253,15 @@ rdpPolyRectangle(DrawablePtr pDrawable, GCPtr pGC, int nrects,
           }
           rdpup_end_update();
         }
+      }
       RegionDestroy(fill_reg);
     }
   }
   RegionUninit(&clip_reg);
   g_free(regRects);
   g_free(rect1);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpPolySegment.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -63,12 +64,16 @@ rdpPolySegment(DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment* pSegs)
   int i;
   int j;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   xSegment* segs;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpPolySegment:"));
 
@@ -88,18 +93,34 @@ rdpPolySegment(DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment* pSegs)
   /* do original call */
   rdpPolySegmentOrg(pDrawable, pGC, nseg, pSegs);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPolySegment: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -107,12 +128,13 @@ rdpPolySegment(DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment* pSegs)
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     g_free(segs);
     return;
@@ -123,6 +145,12 @@ rdpPolySegment(DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment* pSegs)
   if (cd == 1) /* no clip */
   {
     if (segs != 0)
+    {
+      if (dirty_type != 0)
+      {
+        /* TODO */
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         rdpup_set_fgcolor(pGC->fgPixel);
@@ -136,9 +164,16 @@ rdpPolySegment(DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment* pSegs)
         rdpup_end_update();
       }
     }
+  }
   else if (cd == 2) /* clip */
   {
     if (segs != 0)
+    {
+      if (dirty_type != 0)
+      {
+        /* TODO */
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         rdpup_set_fgcolor(pGC->fgPixel);
@@ -158,7 +193,11 @@ rdpPolySegment(DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment* pSegs)
         rdpup_end_update();
       }
     }
+  }
   g_free(segs);
   RegionUninit(&clip_reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpPolyText16.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -69,11 +70,15 @@ rdpPolyText16(DrawablePtr pDrawable, GCPtr pGC,
   int j;
   int rv;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpPolyText16:"));
 
@@ -85,18 +90,34 @@ rdpPolyText16(DrawablePtr pDrawable, GCPtr pGC,
   /* do original call */
   rv = rdpPolyText16Org(pDrawable, pGC, x, y, count, chars);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPolyText16: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -104,12 +125,13 @@ rdpPolyText16(DrawablePtr pDrawable, GCPtr pGC,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return rv;
   }
@@ -124,17 +146,32 @@ rdpPolyText16(DrawablePtr pDrawable, GCPtr pGC,
     cd = rdp_get_clip(&reg, pDrawable, pGC);
   }
   if (cd == 1)
+  {
+    if (dirty_type != 0)
+    {
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
       rdpup_end_update();
     }
+  }
   else if (cd == 2)
   {
     RegionInit(&reg1, &box, 0);
     RegionIntersect(&reg, &reg, &reg1);
     num_clips = REGION_NUM_RECTS(&reg);
     if (num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        draw_item_add_img_region(pDirtyPriv, &reg, dirty_type);
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         for (j = num_clips - 1; j >= 0; j--)
@@ -144,9 +181,13 @@ rdpPolyText16(DrawablePtr pDrawable, GCPtr pGC,
         }
         rdpup_end_update();
       }
+    }
     RegionUninit(&reg1);
   }
   RegionUninit(&reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
   return rv;
 }

xorg/X11R7.6/rdp/rdpPolyText8.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -69,11 +70,15 @@ rdpPolyText8(DrawablePtr pDrawable, GCPtr pGC,
   int j;
   int rv;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpPolyText8:"));
 
@@ -85,18 +90,34 @@ rdpPolyText8(DrawablePtr pDrawable, GCPtr pGC,
   /* do original call */
   rv = rdpPolyText8Org(pDrawable, pGC, x, y, count, chars);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPolyText8: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -104,12 +125,13 @@ rdpPolyText8(DrawablePtr pDrawable, GCPtr pGC,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return rv;
   }
@@ -124,17 +146,32 @@ rdpPolyText8(DrawablePtr pDrawable, GCPtr pGC,
     cd = rdp_get_clip(&reg, pDrawable, pGC);
   }
   if (cd == 1)
+  {
+    if (dirty_type != 0)
+    {
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
       rdpup_end_update();
     }
+  }
   else if (cd == 2)
   {
     RegionInit(&reg1, &box, 0);
     RegionIntersect(&reg, &reg, &reg1);
     num_clips = REGION_NUM_RECTS(&reg);
     if (num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        draw_item_add_img_region(pDirtyPriv, &reg, dirty_type);
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         for (j = num_clips - 1; j >= 0; j--)
@@ -144,9 +181,13 @@ rdpPolyText8(DrawablePtr pDrawable, GCPtr pGC,
         }
         rdpup_end_update();
       }
+    }
     RegionUninit(&reg1);
   }
   RegionUninit(&reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
   return rv;
 }

xorg/X11R7.6/rdp/rdpPolylines.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -70,12 +71,16 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
   int x2;
   int y2;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   DDXPointPtr ppts;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(10, ("rdpPolylines:"));
 
@@ -92,18 +97,34 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
   /* do original call */
   rdpPolylinesOrg(pDrawable, pGC, mode, npt, pptInit);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPolylines: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLL;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -111,12 +132,13 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     g_free(ppts);
     return;
@@ -127,6 +149,12 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
   if (cd == 1)
   {
     if (ppts != 0)
+    {
+      if (dirty_type != 0)
+      {
+        /* TODO */
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         rdpup_set_fgcolor(pGC->fgPixel);
@@ -154,10 +182,17 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
         rdpup_end_update();
       }
     }
+  }
   else if (cd == 2)
   {
     num_clips = REGION_NUM_RECTS(&clip_reg);
     if (ppts != 0 && num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        /* TODO */
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         rdpup_set_fgcolor(pGC->fgPixel);
@@ -191,7 +226,11 @@ rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
         rdpup_end_update();
       }
     }
+  }
   RegionUninit(&clip_reg);
   g_free(ppts);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpPushPixels.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -62,33 +63,56 @@ rdpPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDst,
 {
   RegionRec clip_reg;
   RegionRec box_reg;
+  RegionRec reg1;
   int num_clips;
   int cd;
   int j;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   BoxRec box;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
 
-  LLOGLN(10, ("rdpPushPixels:"));
+  LLOGLN(0, ("rdpPushPixels:"));
 
   /* do original call */
   rdpPushPixelsOrg(pGC, pBitMap, pDst, w, h, x, y);
 
+  //return;
+
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDst->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDst;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPutImage: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDst->type == DRAWABLE_WINDOW)
@@ -96,12 +120,13 @@ rdpPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDst,
       pDstWnd = (WindowPtr)pDst;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return;
   }
@@ -110,17 +135,42 @@ rdpPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDst,
   RegionInit(&clip_reg, NullBox, 0);
   cd = rdp_get_clip(&clip_reg, pDst, pGC);
   if (cd == 1)
+  {
+    if (dirty_type != 0)
+    {
+      box.x1 = pDst->x + x;
+      box.y1 = pDst->y + y;
+      box.x2 = box.x1 + w;
+      box.y2 = box.y1 + h;
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
-    rdpup_send_area(0, x, y, w, h);
+      rdpup_send_area(0, pDst->x + x, pDst->y + y, w, h);
       rdpup_end_update();
     }
+  }
   else if (cd == 2)
   {
+    box.x1 = pDst->x + x;
+    box.y1 = pDst->y + y;
+    box.x2 = box.x1 + w;
+    box.y2 = box.y1 + h;
     RegionInit(&box_reg, &box, 0);
     RegionIntersect(&clip_reg, &clip_reg, &box_reg);
     num_clips = REGION_NUM_RECTS(&clip_reg);
     if (num_clips > 0)
+    {
+      if (dirty_type != 0)
+      {
+        RegionInit(&reg1, &box, 0);
+        draw_item_add_img_region(pDirtyPriv, &clip_reg, dirty_type);
+        RegionUninit(&reg1);
+      }
+      else if (got_id)
       {
         rdpup_begin_update();
         for (j = num_clips - 1; j >= 0; j--)
@@ -130,8 +180,12 @@ rdpPushPixels(GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDst,
         }
         rdpup_end_update();
       }
+    }
     RegionUninit(&box_reg);
   }
   RegionUninit(&clip_reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpPutImage.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -64,31 +65,54 @@ rdpPutImage(DrawablePtr pDst, GCPtr pGC, int depth, int x, int y,
   RegionRec clip_reg;
   int cd;
   int j;
+  int reset_surface;
+  int post_process;
   int got_id;
+  int dirty_type;
   BoxRec box;
   struct image_data id;
 
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
+  RegionRec reg1;
+  RegionRec reg2;
 
   LLOGLN(10, ("rdpPutImage:"));
   LLOGLN(10, ("rdpPutImage: drawable id 0x%x", (int)(pDst->id)));
 
   /* do original call */
   rdpPutImageOrg(pDst, pGC, depth, x, y, w, h, leftPad, format, pBits);
+
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDst->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDst;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpPutImage: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDst->type == DRAWABLE_WINDOW)
@@ -96,24 +120,54 @@ rdpPutImage(DrawablePtr pDst, GCPtr pGC, int depth, int x, int y,
       pDstWnd = (WindowPtr)pDst;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return;
   }
   RegionInit(&clip_reg, NullBox, 0);
   cd = rdp_get_clip(&clip_reg, pDst, pGC);
   if (cd == 1)
+  {
+    if (dirty_type != 0)
+    {
+      box.x1 = pDst->x + x;
+      box.y1 = pDst->y + y;
+      box.x2 = box.x1 + w;
+      box.y2 = box.y1 + h;
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       rdpup_send_area(&id, pDst->x + x, pDst->y + y, w, h);
       rdpup_end_update();
     }
+  }
   else if (cd == 2)
+  {
+    if (dirty_type != 0)
+    {
+      box.x1 = pDst->x + x;
+      box.y1 = pDst->y + y;
+      box.x2 = box.x1 + w;
+      box.y2 = box.y1 + h;
+      RegionInit(&reg1, &box, 0);
+      RegionInit(&reg2, NullBox, 0);
+      RegionCopy(&reg2, &clip_reg);
+      RegionIntersect(&reg1, &reg1, &reg2);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+      RegionUninit(&reg2);
+    }
+    else if (got_id)
     {
       rdpup_begin_update();
       for (j = REGION_NUM_RECTS(&clip_reg) - 1; j >= 0; j--)
@@ -125,6 +179,10 @@ rdpPutImage(DrawablePtr pDst, GCPtr pGC, int depth, int x, int y,
       rdpup_reset_clip();
       rdpup_end_update();
     }
+  }
   RegionUninit(&clip_reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpSetSpans.c

@@ -37,6 +37,7 @@ extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
 extern int g_Bpp; /* from rdpmain.c */
 extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 extern GCOps g_rdpGCOps; /* from rdpdraw.c */
 
@@ -63,29 +64,48 @@ rdpSetSpans(DrawablePtr pDrawable, GCPtr pGC, char* psrc,
   RegionRec clip_reg;
   int cd;
   int got_id;
+  int dirty_type;
+  int post_process;
+  int reset_surface;
   struct image_data id;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
-
+  rdpPixmapRec* pDirtyPriv;
 
   LLOGLN(0, ("rdpSetSpans: todo"));
 
   /* do original call */
   rdpSetSpansOrg(pDrawable, pGC, psrc, ppt, pwidth, nspans, fSorted);
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (pDrawable->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)pDrawable;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpSetSpans: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        pDirtyPriv = pDstPriv;
+        dirty_type = RDI_IMGLY;
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
       }
     }
+  }
   else
   {
     if (pDrawable->type == DRAWABLE_WINDOW)
@@ -93,12 +113,13 @@ rdpSetSpans(DrawablePtr pDrawable, GCPtr pGC, char* psrc,
       pDstWnd = (WindowPtr)pDrawable;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return;
   }
@@ -106,10 +127,25 @@ rdpSetSpans(DrawablePtr pDrawable, GCPtr pGC, char* psrc,
   cd = rdp_get_clip(&clip_reg, pDrawable, pGC);
   if (cd == 1)
   {
+    if (dirty_type != 0)
+    {
+    }
+    else if (got_id)
+    {
+    }
   }
   else if (cd == 2)
   {
+    if (dirty_type != 0)
+    {
+    }
+    else if (got_id)
+    {
+    }
   }
   RegionUninit(&clip_reg);
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }

xorg/X11R7.6/rdp/rdpdraw.c

@@ -61,9 +61,12 @@ extern ScreenPtr g_pScreen; /* from rdpmain.c */
 extern Bool g_wrapPixmap; /* from rdpmain.c */
 extern WindowPtr g_invalidate_window; /* in rdpmain.c */
 extern int g_use_rail; /* in rdpmain.c */
+extern int g_do_dirty_os; /* in rdpmain.c */
 
 ColormapPtr g_rdpInstalledColormap;
 
+static int g_doing_font = 0;
+
 GCFuncs g_rdpGCFuncs =
 {
   rdpValidateGC, rdpChangeGC, rdpCopyGC, rdpDestroyGC, rdpChangeClip,
@@ -317,7 +320,7 @@ rdpChangeClip(GCPtr pGC, int type, pointer pValue, int nrects)
 {
   rdpGCRec* priv;
 
-  LLOGLN(0, ("in rdpChangeClip"));
+  LLOGLN(10, ("in rdpChangeClip"));
   GC_FUNC_PROLOGUE(pGC);
   pGC->funcs->ChangeClip(pGC, type, pValue, nrects);
   GC_FUNC_EPILOGUE(pGC);
@@ -379,6 +382,180 @@ rdpCloseScreen(int i, ScreenPtr pScreen)
   return 1;
 }
 
+/******************************************************************************/
+int
+draw_item_add(rdpPixmapRec* priv, struct rdp_draw_item* di)
+{
+  if (priv->draw_item_tail == 0)
+  {
+    priv->draw_item_tail = di;
+    priv->draw_item_head = di;
+  }
+  else
+  {
+    di->prev = priv->draw_item_tail;
+    priv->draw_item_tail->next = di;
+    priv->draw_item_tail = di;
+  }
+  return 0;
+}
+
+/******************************************************************************/
+int
+draw_item_remove(rdpPixmapRec* priv, struct rdp_draw_item* di)
+{
+  if (di->prev != 0)
+  {
+    di->prev->next = di->next;
+  }
+  if (di->next != 0)
+  {
+    di->next->prev = di->prev;
+  }
+  if (priv->draw_item_head == di)
+  {
+    priv->draw_item_head = di->next;
+  }
+  if (priv->draw_item_tail == di)
+  {
+    priv->draw_item_tail = di->prev;
+  }
+  RegionDestroy(di->reg);
+  free(di);
+  return 0;
+}
+
+/******************************************************************************/
+int
+draw_item_remove_all(rdpPixmapRec* priv)
+{
+  struct rdp_draw_item* di;
+
+  di = priv->draw_item_head;
+  while (di != 0)
+  {
+    draw_item_remove(priv, di);
+    di = priv->draw_item_head;
+  }
+  return 0;
+}
+
+/******************************************************************************/
+int
+draw_item_pack(rdpPixmapRec* priv)
+{
+  struct rdp_draw_item* di;
+  struct rdp_draw_item* di_prev;
+
+#if 1
+  /* look for repeating draw types */
+  if (priv->draw_item_head != 0)
+  {
+    if (priv->draw_item_head->next != 0)
+    {
+      di_prev = priv->draw_item_head;
+      di = priv->draw_item_head->next;
+      while (di != 0)
+      {
+        if ((di_prev->type == RDI_IMGLL) && (di->type == RDI_IMGLL))
+        {
+          LLOGLN(10, ("draw_item_pack: packing RDI_IMGLL"));
+          RegionUnion(di_prev->reg, di_prev->reg, di->reg);
+          draw_item_remove(priv, di);
+          di = di_prev->next;
+        }
+        else if ((di_prev->type == RDI_IMGLY) && (di->type == RDI_IMGLY))
+        {
+          LLOGLN(10, ("draw_item_pack: packing RDI_IMGLY"));
+          RegionUnion(di_prev->reg, di_prev->reg, di->reg);
+          draw_item_remove(priv, di);
+          di = di_prev->next;
+        }
+        else
+        {
+          di_prev = di;
+          di = di_prev->next;
+        }
+      }
+    }
+  }
+#endif
+#if 1
+  /* subtract regions */
+  if (priv->draw_item_tail != 0)
+  {
+    if (priv->draw_item_tail->prev != 0)
+    {
+      di = priv->draw_item_tail;
+      while (di->prev != 0)
+      {
+        di_prev = di->prev;
+        while (di_prev != 0)
+        {
+          /* D = M - S */
+          RegionSubtract(di_prev->reg, di_prev->reg, di->reg);
+          di_prev = di_prev->prev;
+        }
+        di = di->prev;
+      }
+    }
+  }
+#endif
+#if 1
+  /* remove draw items with empty regions */
+  di = priv->draw_item_head;
+  di_prev = 0;
+  while (di != 0)
+  {
+    if (!RegionNotEmpty(di->reg))
+    {
+      LLOGLN(10, ("draw_item_pack: removing empty item type %d", di->type));
+      draw_item_remove(priv, di);
+      di = di_prev == 0 ? priv->draw_item_head : di_prev->next;
+    }
+    else
+    {
+      di_prev = di;
+      di = di->next;
+    }
+  }
+#endif
+  return 0;
+}
+
+/******************************************************************************/
+int
+draw_item_add_img_region(rdpPixmapRec* priv, RegionPtr reg, int type)
+{
+  struct rdp_draw_item* di;
+
+  di = (struct rdp_draw_item*)malloc(sizeof(struct rdp_draw_item));
+  memset(di, 0, sizeof(struct rdp_draw_item));
+  di->type = type;
+  di->reg = RegionCreate(NullBox, 0);
+  RegionCopy(di->reg, reg);
+  draw_item_add(priv, di);
+  return 0;
+}
+
+/******************************************************************************/
+int
+draw_item_add_fill_region(rdpPixmapRec* priv, RegionPtr reg, int color,
+                          int opcode)
+{
+  struct rdp_draw_item* di;
+
+  di = (struct rdp_draw_item*)malloc(sizeof(struct rdp_draw_item));
+  memset(di, 0, sizeof(struct rdp_draw_item));
+  di->type = RDI_FILL;
+  di->fg_color = color;
+  di->opcode = opcode;
+  di->reg = RegionCreate(NullBox, 0);
+  RegionCopy(di->reg, reg);
+  draw_item_add(priv, di);
+  return 0;
+}
+
 /******************************************************************************/
 PixmapPtr
 rdpCreatePixmap(ScreenPtr pScreen, int width, int height, int depth,
@@ -391,12 +568,13 @@ rdpCreatePixmap(ScreenPtr pScreen, int width, int height, int depth,
   org_width = width;
   /* width must be a multiple of 4 in rdp */
   width = (width + 3) & ~3;
-  LLOGLN(10, ("rdpCreatePixmap: width %d org_width %d", width, org_width));
+  LLOGLN(10, ("rdpCreatePixmap: width %d org_width %d depth %d screen depth %d",
+         width, org_width, depth, g_rdpScreen.depth));
   pScreen->CreatePixmap = g_rdpScreen.CreatePixmap;
   rv = pScreen->CreatePixmap(pScreen, width, height, depth, usage_hint);
   priv = GETPIXPRIV(rv);
   priv->rdpindex = -1;
-  if ((rv->drawable.depth == g_rdpScreen.depth) &&
+  if ((rv->drawable.depth >= g_rdpScreen.depth) &&
       (org_width > 1) && (height > 1))
   {
     priv->allocBytes = width * height * g_Bpp;
@@ -406,6 +584,8 @@ rdpCreatePixmap(ScreenPtr pScreen, int width, int height, int depth,
       priv->status = 1;
       rdpup_create_os_surface(priv->rdpindex, width, height);
     }
+    //priv->reg_lossy = RegionCreate(NullBox, 0);
+    //priv->reg_lossless = RegionCreate(NullBox, 0);
   }
   pScreen->ModifyPixmapHeader(rv, org_width, 0, 0, 0, 0, 0);
   pScreen->CreatePixmap = rdpCreatePixmap;
@@ -429,6 +609,9 @@ rdpDestroyPixmap(PixmapPtr pPixmap)
     {
       rdpup_remove_os_bitmap(priv->rdpindex);
       rdpup_delete_os_surface(priv->rdpindex);
+      //RegionDestroy(priv->reg_lossy);
+      //RegionDestroy(priv->reg_lossless);
+      draw_item_remove_all(priv);
     }
   }
   pScreen = pPixmap->drawable.pScreen;
@@ -833,12 +1016,18 @@ rdpComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
   RegionRec reg1;
   RegionRec reg2;
   DrawablePtr p;
+  int dirty_type;
   int j;
   int num_clips;
+  int post_process;
+  int reset_surface;
   int got_id;
+  int lx;
+  int ly;
   WindowPtr pDstWnd;
   PixmapPtr pDstPixmap;
   rdpPixmapRec* pDstPriv;
+  rdpPixmapRec* pDirtyPriv;
   struct image_data id;
 
   LLOGLN(10, ("rdpComposite:"));
@@ -850,16 +1039,34 @@ rdpComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
 
   p = pDst->pDrawable;
 
+  dirty_type = 0;
+  pDirtyPriv = 0;
+  post_process = 0;
+  reset_surface = 0;
   got_id = 0;
   if (p->type == DRAWABLE_PIXMAP)
   {
     pDstPixmap = (PixmapPtr)p;
     pDstPriv = GETPIXPRIV(pDstPixmap);
     if (XRDP_IS_OS(pDstPriv))
+    {
+      post_process = 1;
+      if (g_do_dirty_os)
+      {
+        LLOGLN(10, ("rdpComposite: gettig dirty"));
+        pDstPriv->is_dirty = 1;
+        dirty_type = g_doing_font ? RDI_IMGLL : RDI_IMGLY;
+        pDirtyPriv = pDstPriv;
+
+      }
+      else
       {
         rdpup_switch_os_surface(pDstPriv->rdpindex);
+        reset_surface = 1;
         rdpup_get_pixmap_image_rect(pDstPixmap, &id);
         got_id = 1;
+        LLOGLN(10, ("rdpComposite: offscreen"));
+      }
     }
   }
   else
@@ -869,12 +1076,14 @@ rdpComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
       pDstWnd = (WindowPtr)p;
       if (pDstWnd->viewable)
       {
+        post_process = 1;
         rdpup_get_screen_image_rect(&id);
         got_id = 1;
+        LLOGLN(10, ("rdpComposite: screen"));
       }
     }
   }
-  if (!got_id)
+  if (!post_process)
   {
     return;
   }
@@ -888,9 +1097,16 @@ rdpComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
     RegionInit(&reg1, &box, 0);
     RegionInit(&reg2, NullBox, 0);
     RegionCopy(&reg2, pDst->clientClip);
-    RegionTranslate(&reg2, p->x + pDst->clipOrigin.x,
+    lx = p->x + pDst->clipOrigin.x;
-                      p->y + pDst->clipOrigin.y);
+    ly = p->y + pDst->clipOrigin.y;
+    RegionTranslate(&reg2, lx, ly);
     RegionIntersect(&reg1, &reg1, &reg2);
+    if (dirty_type != 0)
+    {
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+    }
+    else if (got_id)
+    {
       num_clips = REGION_NUM_RECTS(&reg1);
       if (num_clips > 0)
       {
@@ -902,6 +1118,7 @@ rdpComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
         }
         rdpup_end_update();
       }
+    }
     RegionUninit(&reg1);
     RegionUninit(&reg2);
   }
@@ -911,11 +1128,23 @@ rdpComposite(CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
     box.y1 = p->y + yDst;
     box.x2 = box.x1 + width;
     box.y2 = box.y1 + height;
+    if (dirty_type != 0)
+    {
+      RegionInit(&reg1, &box, 0);
+      draw_item_add_img_region(pDirtyPriv, &reg1, dirty_type);
+      RegionUninit(&reg1);
+    }
+    else if (got_id)
+    {
       rdpup_begin_update();
       rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
       rdpup_end_update();
     }
+  }
+  if (reset_surface)
+  {
     rdpup_switch_os_surface(-1);
+  }
 }
 
 /******************************************************************************/
@@ -931,6 +1160,7 @@ rdpGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
   LLOGLN(10, ("rdpGlyphs:"));
   LLOGLN(10, ("rdpGlyphs: nlists %d len %d", nlists, lists->len));
   rdpup_set_hints(1, 1);
+  g_doing_font = 1;
   for (index = 0; index < lists->len; index++)
   {
     LLOGLN(10, ("  index %d size %d refcnt %d width %d height %d",
@@ -943,5 +1173,6 @@ rdpGlyphs(CARD8 op, PicturePtr pSrc, PicturePtr pDst,
              nlists, lists, glyphs);
   ps->Glyphs = rdpGlyphs;
   rdpup_set_hints(0, 1);
+  g_doing_font = 0;
   LLOGLN(10, ("rdpGlyphs: out"));
 }

xorg/X11R7.6/rdp/rdpmain.c

@@ -42,6 +42,7 @@ DevPrivateKeyRec g_rdpPixmapIndex;
 DeviceIntPtr g_pointer = 0;
 DeviceIntPtr g_keyboard = 0;
 
+int g_do_dirty_os = 1; /* delay remoting off screen bitmaps */
 Bool g_wrapWindow = 1;
 Bool g_wrapPixmap = 1;
 

xorg/X11R7.6/rdp/rdpup.c

@@ -1590,3 +1590,79 @@ rdpup_delete_window(WindowPtr pWindow, rdpWindowRec* priv)
     out_uint32_le(g_out_s, pWindow->drawable.id); /* window_id */
   }
 }
+
+/******************************************************************************/
+int
+rdpup_check_dirty(PixmapPtr pDirtyPixmap, rdpPixmapRec* pDirtyPriv)
+{
+  int index;
+  int count;
+  BoxRec box;
+  struct image_data id;
+  struct rdp_draw_item* di;
+
+  if (pDirtyPriv == 0)
+  {
+    return 0;
+  }
+  if (pDirtyPriv->is_dirty == 0)
+  {
+    return 0;
+  }
+
+  /* update uses time / count */
+  g_os_bitmaps[pDirtyPriv->rdpindex].stamp = g_os_bitmap_stamp;
+  g_os_bitmap_stamp++;
+
+  LLOGLN(10, ("-----------------got dirty"));
+  rdpup_switch_os_surface(pDirtyPriv->rdpindex);
+  rdpup_get_pixmap_image_rect(pDirtyPixmap, &id);
+  rdpup_begin_update();
+  draw_item_pack(pDirtyPriv);
+  di = pDirtyPriv->draw_item_head;
+  while (di != 0)
+  {
+    LLOGLN(10, ("rdpup_check_dirty: type %d", di->type));
+    switch (di->type)
+    {
+      case RDI_FILL:
+        rdpup_set_fgcolor(di->fg_color);
+        rdpup_set_opcode(di->opcode);
+        count = REGION_NUM_RECTS(di->reg);
+        for (index = 0; index < count; index++)
+        {
+          box = REGION_RECTS(di->reg)[index];
+          LLOGLN(10, ("  RDI_FILL %d %d %d %d", box.x1, box.y1, box.x2, box.y2));
+          rdpup_fill_rect(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
+        }
+        rdpup_set_opcode(GXcopy);
+        break;
+      case RDI_IMGLL:
+        rdpup_set_hints(1, 1);
+        count = REGION_NUM_RECTS(di->reg);
+        for (index = 0; index < count; index++)
+        {
+          box = REGION_RECTS(di->reg)[index];
+          LLOGLN(10, ("  RDI_IMGLL %d %d %d %d", box.x1, box.y1, box.x2, box.y2));
+          rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
+        }
+        rdpup_set_hints(0, 1);
+        break;
+      case RDI_IMGLY:
+        count = REGION_NUM_RECTS(di->reg);
+        for (index = 0; index < count; index++)
+        {
+          box = REGION_RECTS(di->reg)[index];
+          LLOGLN(10, ("  RDI_IMGLY %d %d %d %d", box.x1, box.y1, box.x2, box.y2));
+          rdpup_send_area(&id, box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
+        }
+        break;
+    }
+    di = di->next;
+  }
+  draw_item_remove_all(pDirtyPriv);
+  rdpup_end_update();
+  pDirtyPriv->is_dirty = 0;
+  rdpup_switch_os_surface(-1);
+  return 0;
+}