modules/graphics/src/main/java/com/sun/scenario/effect/impl/EffectPeer.java

*** 30,49 ****
  import com.sun.scenario.effect.FilterContext;
  import com.sun.scenario.effect.ImageData;
  import com.sun.javafx.geom.Rectangle;
  import com.sun.javafx.geom.transform.BaseTransform;
  import com.sun.javafx.geom.transform.NoninvertibleTransformException;
  
  /**
   * The abstract base class for all {@code Effect} implementation peers.
   */
! public abstract class EffectPeer {
  
      private final FilterContext fctx;
      private final Renderer renderer;
      private final String uniqueName;
      private Effect effect;
      private int pass;
  
      protected EffectPeer(FilterContext fctx, Renderer renderer, String uniqueName) {
          if (fctx == null) {
              throw new IllegalArgumentException("FilterContext must be non-null");
--- 30,54 ----
  import com.sun.scenario.effect.FilterContext;
  import com.sun.scenario.effect.ImageData;
  import com.sun.javafx.geom.Rectangle;
  import com.sun.javafx.geom.transform.BaseTransform;
  import com.sun.javafx.geom.transform.NoninvertibleTransformException;
+ import com.sun.scenario.effect.impl.state.RenderState;
  
  /**
   * The abstract base class for all {@code Effect} implementation peers.
+  * 
+  * @param <T> an optional subclass of RenderState that can be assumed as the
+  *            return value for the getRenderState() method
   */
! public abstract class EffectPeer<T extends RenderState> {
  
      private final FilterContext fctx;
      private final Renderer renderer;
      private final String uniqueName;
      private Effect effect;
+     private T renderState;
      private int pass;
  
      protected EffectPeer(FilterContext fctx, Renderer renderer, String uniqueName) {
          if (fctx == null) {
              throw new IllegalArgumentException("FilterContext must be non-null");
*** 56,65 ****
--- 61,71 ----
      public boolean isImageDataCompatible(ImageData id) {
          return getRenderer().isImageDataCompatible(id);
      }
  
      public abstract ImageData filter(Effect effect,
+                                      T renderState,
                                       BaseTransform transform,
                                       Rectangle outputClip,
                                       ImageData... inputs);
  
      /**
*** 99,108 ****
--- 105,122 ----
  
      protected void setEffect(Effect effect) {
          this.effect = effect;
      }
  
+     protected T getRenderState() {
+         return renderState;
+     }
+ 
+     protected void setRenderState(T renderState) {
+         this.renderState = renderState;
+     }
+ 
      public final int getPass() {
          return pass;
      }
  
      public void setPass(int pass) {