Better normal map for water

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@8044 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/desktop-fx/com/jme3/water/SimpleWaterProcessor.java

@@ -267,7 +267,7 @@ public class SimpleWaterProcessor implements SceneProcessor {
     }
 
     protected void loadTextures(AssetManager manager) {
-        normalTexture = (Texture2D) manager.loadTexture("Common/MatDefs/Water/Textures/gradient_map.jpg");
+        normalTexture = (Texture2D) manager.loadTexture("Common/MatDefs/Water/Textures/water_normalmap.dds");
         dudvTexture = (Texture2D) manager.loadTexture("Common/MatDefs/Water/Textures/dudv_map.jpg");
         normalTexture.setWrap(WrapMode.Repeat);
         dudvTexture.setWrap(WrapMode.Repeat);

engine/src/desktop-fx/com/jme3/water/WaterFilter.java

@@ -251,7 +251,7 @@ public class WaterFilter extends Filter {
         reflectionProcessor = new ReflectionProcessor(reflectionCam, reflectionPass.getRenderFrameBuffer(), plane);
         reflectionView.addProcessor(reflectionProcessor);
 
-        normalTexture = (Texture2D) manager.loadTexture("Common/MatDefs/Water/Textures/gradient_map.jpg");
+        normalTexture = (Texture2D) manager.loadTexture("Common/MatDefs/Water/Textures/water_normalmap.dds");
         if (foamTexture == null) {
             foamTexture = (Texture2D) manager.loadTexture("Common/MatDefs/Water/Textures/foam.jpg");
         }