- add Filter support to AssetManager (thanks to @rectalogic)

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9684 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core/com/jme3/asset/AssetManager.java

@@ -38,6 +38,7 @@ import com.jme3.audio.AudioData;
 import com.jme3.audio.AudioKey;
 import com.jme3.font.BitmapFont;
 import com.jme3.material.Material;
+import com.jme3.post.FilterPostProcessor;
 import com.jme3.scene.Spatial;
 import com.jme3.scene.plugins.OBJLoader;
 import com.jme3.shader.Shader;
@@ -346,4 +347,22 @@ public interface AssetManager {
      * @see AssetManager#loadAsset(com.jme3.asset.AssetKey) 
      */
     public BitmapFont loadFont(String name);
+    
+    /**
+     * Loads a filter *.j3f file with a FilterKey.
+     * @param key Asset key of the filter file to load
+     * @return The filter that was loaded
+     *
+     * @see AssetManager#loadAsset(com.jme3.asset.AssetKey)
+     */
+    public FilterPostProcessor loadFilter(FilterKey key);
+
+    /**
+     * Loads a filter *.j3f file with a FilterKey.
+     * @param name Asset name of the filter file to load
+     * @return The filter that was loaded
+     *
+     * @see AssetManager#loadAsset(com.jme3.asset.AssetKey)
+     */
+    public FilterPostProcessor loadFilter(String name);
 }

engine/src/core/com/jme3/asset/DesktopAssetManager.java

@@ -38,6 +38,7 @@ import com.jme3.audio.AudioData;
 import com.jme3.audio.AudioKey;
 import com.jme3.font.BitmapFont;
 import com.jme3.material.Material;
+import com.jme3.post.FilterPostProcessor;
 import com.jme3.scene.Spatial;
 import com.jme3.shader.Shader;
 import com.jme3.shader.ShaderKey;
@@ -372,6 +373,14 @@ public class DesktopAssetManager implements AssetManager {
         return loadModel(new ModelKey(name));
     }
 
+    public FilterPostProcessor loadFilter(FilterKey key){
+        return (FilterPostProcessor) loadAsset(key);
+    }
+
+    public FilterPostProcessor loadFilter(String name){
+        return loadFilter(new FilterKey(name));
+    }
+
     /**
      * Load a vertex/fragment shader combo.
      *

engine/src/core/com/jme3/asset/FilterKey.java

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2012 jMonkeyEngine
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ *   may be used to endorse or promote products derived from this software
+ *   without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package com.jme3.asset;
+
+import com.jme3.asset.cache.AssetCache;
+import com.jme3.post.FilterPostProcessor;
+
+/**
+ * Used to load FilterPostProcessors which are not cached.
+ * 
+ * @author Andrew Wason
+ */
+public class FilterKey extends AssetKey<FilterPostProcessor> {
+
+    public FilterKey(String name) {
+        super(name);
+    }
+
+    public FilterKey() {
+        super();
+    }
+
+    @Override
+    public Class<? extends AssetCache> getCacheType(){
+        // Do not cache filter processors
+        return null;
+    }
+}