src/java.desktop/unix/classes/sun/java2d/xr/XRBackendNative.java

rev 48927 : Xrender: make aa tile mask handling a responsibility of the backend implementation
rev 48928 : Xrender: Introduction of the deferred backend, allows for accumulated AA mask upload.
rev 48930 : Xrender: Perform Ximg allocation for tile upload only for non-deferred mode

*** 39,59 ****
   *
   * @author Clemens Eisserer
   */
  
  public class XRBackendNative implements XRBackend {
  
      static {
          initIDs();
      }
  
!     private static long FMTPTR_A8;
!     private static long FMTPTR_ARGB32;
!     private static long MASK_XIMG;
  
      private static native void initIDs();
  
      public native long createGC(int drawable);
  
      public native void freeGC(long gc);
  
      public native int createPixmap(int drawable, int depth,
--- 39,83 ----
   *
   * @author Clemens Eisserer
   */
  
  public class XRBackendNative implements XRBackend {
+     private static long FMTPTR_A8;
+     private static long FMTPTR_ARGB32;
+     private static long ximgPtr;
+     
+     private static final int AA_MASK_WIDTH = 128;
+     private static final int AA_MASK_HEIGHT = 64;
      
      static {
          initIDs();
      } 
  
!     int maskPicture;
!     int maskPixmap;
!     long maskGC;
!     
!     public XRBackendNative() {
! 
!     }
!     
!     public void initResources(int parentXID) {
!         ximgPtr = initDefaultAAXImg(AA_MASK_WIDTH, AA_MASK_HEIGHT);
!         if(ximgPtr == 0) {
!             throw new OutOfMemoryError("failed to allocate ximg");
!         }
!         
!         maskPixmap = createPixmap(parentXID, 8, AA_MASK_WIDTH, AA_MASK_HEIGHT);
!         maskPicture = createPicture(maskPixmap, XRUtils.PictStandardA8);
!         maskGC = createGC(maskPixmap);
!         setGCExposures(maskGC, false);
!     }
      
      private static native void initIDs();
      
+     private static native long initDefaultAAXImg(int maxAATileWidth, int maxAATileHeight);
+ 
      public native long createGC(int drawable);
  
      public native void freeGC(long gc);
  
      public native int createPixmap(int drawable, int depth,
*** 271,286 ****
          XRenderCompositeTextNative(op, src, dst, sx, sy, 0, elts.getArray(),
                                     glyphs.getArray(), elts.getSize(),
                                     glyphs.getSize());
      }
  
      public void putMaskImage(int drawable, long gc, byte[] imageData,
                               int sx, int sy, int dx, int dy,
                               int width, int height, int maskOff,
                               int maskScan, float ea) {
          putMaskNative(drawable, gc, imageData, sx, sy, dx, dy,
!                       width, height, maskOff, maskScan, ea, MASK_XIMG);
      }
  
      private static native void putMaskNative(int drawable, long gc,
                                               byte[] imageData,
                                               int sx, int sy, int dx, int dy,
--- 295,321 ----
          XRenderCompositeTextNative(op, src, dst, sx, sy, 0, elts.getArray(),
                                     glyphs.getArray(), elts.getSize(),
                                     glyphs.getSize());
      }
      
+     public void maskedComposite(byte op, int src, int eaMask, int dst, 
+             int srcX, int srcY, int dstX, int dstY, int width, 
+             int height, int maskScan, int maskOff, byte[] mask, float ea) {
+         if(mask == null) {
+               renderComposite(op, src, eaMask, dst, srcX, srcY, 0, 0, dstX, dstY, width, height);
+         } else {
+             putMaskImage(maskPixmap, maskGC, mask, 0, 0, 0, 0, width, height, maskOff, maskScan, ea);
+             renderComposite(op, src, maskPicture, dst, srcX, srcY, 0, 0, dstX, dstY, width, height);
+         }
+     }
+ 
      public void putMaskImage(int drawable, long gc, byte[] imageData,
                               int sx, int sy, int dx, int dy,
                               int width, int height, int maskOff,
                               int maskScan, float ea) {
          putMaskNative(drawable, gc, imageData, sx, sy, dx, dy,
!                       width, height, maskOff, maskScan, ea, ximgPtr);
      }
  
      private static native void putMaskNative(int drawable, long gc,
                                               byte[] imageData,
                                               int sx, int sy, int dx, int dy,