[jimtabor] 30144: - Implement batching for DeleteObject. - Implemented DeleteRegion, a support function with batching. - Add delete objects and a hack to fake the running of the batch to gdibatch.c. - These batching functions will not run until proper structure attributes are implemented.

Author: jimtabor
Date: Mon Nov  5 04:50:59 2007
New Revision: 30144

URL: http://svn.reactos.org/svn/reactos?rev=30144&view=rev
Log:
- Implement batching for DeleteObject.
- Implemented DeleteRegion, a support function with batching.
- Add delete objects and a hack to fake the running of the batch to gdibatch.c.
- These batching functions will not run until proper structure attributes are
implemented.

Modified:
    trunk/reactos/dll/win32/gdi32/include/gdi32p.h
    trunk/reactos/dll/win32/gdi32/objects/dc.c
    trunk/reactos/dll/win32/gdi32/objects/region.c
    trunk/reactos/subsystems/win32/win32k/objects/gdibatch.c

Modified: trunk/reactos/dll/win32/gdi32/include/gdi32p.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/gdi32/include/gd…
==============================================================================
--- trunk/reactos/dll/win32/gdi32/include/gdi32p.h (original)
+++ trunk/reactos/dll/win32/gdi32/include/gdi32p.h Mon Nov  5 04:50:59 2007
@@ -113,6 +113,10 @@
 );
 
 BOOL
+FASTCALL
+DeleteRegion( HRGN );
+
+BOOL
 GdiIsHandleValid(HGDIOBJ hGdiObj);
 
 BOOL

Modified: trunk/reactos/dll/win32/gdi32/objects/dc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/gdi32/objects/dc…
==============================================================================
--- trunk/reactos/dll/win32/gdi32/objects/dc.c (original)
+++ trunk/reactos/dll/win32/gdi32/objects/dc.c Mon Nov  5 04:50:59 2007
@@ -284,7 +284,7 @@
 DeleteObject(HGDIOBJ hObject)
 {
   UINT Type = 0;
-  
+    
   /* From Wine: DeleteObject does not SetLastError() on a null object */
   if(!hObject) return FALSE;
 
@@ -308,6 +308,8 @@
        return DeleteDC((HDC) hObject);
      case GDI_OBJECT_TYPE_COLORSPACE:
        return NtGdiDeleteColorSpace((HCOLORSPACE) hObject);
+     case GDI_OBJECT_TYPE_REGION:
+       return DeleteRegion((HRGN) hObject);
 #if 0
      case GDI_OBJECT_TYPE_METADC:
        return MFDRV_DeleteObject( hObject );
@@ -318,12 +320,42 @@
        return EMFDRV_DeleteObject( hObject );
      }
 #endif
-     case GDI_OBJECT_TYPE_REGION:
+     case GDI_OBJECT_TYPE_FONT:
+       break;
+
      case GDI_OBJECT_TYPE_BRUSH:
      case GDI_OBJECT_TYPE_EXTPEN:
      case GDI_OBJECT_TYPE_PEN:
-     case GDI_OBJECT_TYPE_FONT:
+       {
+#if 0
+          PBRUSH_ATTR Brh_Attr;
+          PTEB pTeb;
+
+          if ((!GdiGetHandleUserData(hObject, (PVOID) &Brh_Attr)) ||
+              (Brh_Attr == NULL) ) break;
+
+          pTeb = NtCurrentTeb();
+
+          if (pTeb->Win32ThreadInfo == NULL) break;
+
+          if ((pTeb->GdiTebBatch.Offset + sizeof(GDIBSOBJECT)) <= GDIBATCHBUFSIZE)
+          {
+             PGDIBSOBJECT pgO = (PGDIBSOBJECT)(&pTeb->GdiTebBatch.Buffer[0] +
+                                                      pTeb->GdiTebBatch.Offset);
+             pgO->gbHdr.Cmd = GdiBCDelObj;
+             pgO->gbHdr.Size = sizeof(GDIBSOBJECT);
+             pgO->hgdiobj = hObject;
+
+             pTeb->GdiTebBatch.Offset += sizeof(GDIBSSETBRHORG);
+             pTeb->GdiBatchCount++;
+             if (pTeb->GdiBatchCount >= GDI_BatchLimit) NtGdiFlush();
+             return TRUE;
+          }
+#endif
+       break;
+       }
      case GDI_OBJECT_TYPE_BITMAP:
+     default:
        break;
   }
   return NtGdiDeleteObjectApp(hObject);

Modified: trunk/reactos/dll/win32/gdi32/objects/region.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/gdi32/objects/re…
==============================================================================
--- trunk/reactos/dll/win32/gdi32/objects/region.c (original)
+++ trunk/reactos/dll/win32/gdi32/objects/region.c Mon Nov  5 04:50:59 2007
@@ -76,3 +76,40 @@
     return CreateRectRgn(prc->left, prc->top, prc->right, prc->bottom);
 
 }
+
+/*
+ * I thought it was okay to have this in DeleteObject but~ Speed. (jt)
+ */
+BOOL
+FASTCALL
+DeleteRegion( HRGN hRgn )
+{
+#if 0
+  PREGION_ATTR Rgn_Attr;
+
+  if ((GdiGetHandleUserData((HGDIOBJ) hRgn, (PVOID) &Rgn_Attr)) &&
+      ( Rgn_Attr != NULL ))
+  {
+     PTEB pTeb = NtCurrentTeb();
+     if (pTeb->Win32ThreadInfo != NULL)
+     {
+        if ((pTeb->GdiTebBatch.Offset + sizeof(GDIBSOBJECT)) <= GDIBATCHBUFSIZE)
+        {
+           PGDIBSOBJECT pgO = (PGDIBSOBJECT)(&pTeb->GdiTebBatch.Buffer[0] +
+                                                      pTeb->GdiTebBatch.Offset);
+           pgO->gbHdr.Cmd = GdiBCDelRgn;
+           pgO->gbHdr.Size = sizeof(GDIBSOBJECT);
+
+           pgO->hgdiobj = (HGDIOBJ)hRgn;
+
+           pTeb->GdiTebBatch.Offset += sizeof(GDIBSSETBRHORG);
+           pTeb->GdiBatchCount++;
+           if (pTeb->GdiBatchCount >= GDI_BatchLimit) NtGdiFlush();
+           return TRUE;
+        }
+     }
+  }
+#endif
+  return NtGdiDeleteObjectApp((HGDIOBJ) hRgn);
+}
+

Modified: trunk/reactos/subsystems/win32/win32k/objects/gdibatch.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/ob…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/objects/gdibatch.c (original)
+++ trunk/reactos/subsystems/win32/win32k/objects/gdibatch.c Mon Nov  5 04:50:59 2007
@@ -42,9 +42,12 @@
      case GdiBCSelObj:
         break;
      case GdiBCDelObj:
+     case GdiBCDelRgn:
+     {
+        PGDIBSOBJECT pgO = (PGDIBSOBJECT) pHdr;
+        NtGdiDeleteObject( pgO->hgdiobj );
         break;
-     case GdiBCDelRgn:
-        break;
+     }
      default:
        DC_UnlockDc(dc);
        return 0;
@@ -62,6 +65,8 @@
 APIENTRY
 NtGdiFlush(VOID)
 {
+  // Hack! FIXME!
+  NtYieldExecution(); // Force thread to sunset and run the flush.
   UNIMPLEMENTED;
 }
 
@@ -82,7 +87,11 @@
   if( (GdiBatchCount > 0) && (GdiBatchCount <= GDIBATCHBUFSIZE))
   {
     HDC hDC = (HDC) pTeb->GdiTebBatch.HDC;
-    if (hDC)
+//
+//  If hDC is zero and the buffer fills up with delete objects we need to run
+//  anyway. So, hard code to the system batch limit.
+//
+    if ((hDC) || (GdiBatchCount >= GDI_BATCH_LIMIT))
     {
        PULONG pHdr = &pTeb->GdiTebBatch.Buffer[0];
        // No need to init anything, just go!