1 files changed, 126 insertions, 0 deletions
diff --git a/engine/src/core/com/jme3/shader/ShaderKey.java b/engine/src/core/com/jme3/shader/ShaderKey.java
new file mode 100644
index 0000000..a4c18eb
--- /dev/null
+++ b/engine/src/core/com/jme3/shader/ShaderKey.java
@@ -0,0 +1,126 @@
+/*
+ * Copyright (c) 2009-2010 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.shader;
+
+import com.jme3.asset.AssetKey;
+import com.jme3.export.InputCapsule;
+import com.jme3.export.JmeExporter;
+import com.jme3.export.JmeImporter;
+import com.jme3.export.OutputCapsule;
+import java.io.IOException;
+
+public class ShaderKey extends AssetKey<Shader> {
+
+    protected String fragName;
+    protected DefineList defines;
+    protected String language;
+
+    public ShaderKey(){
+    }
+
+    public ShaderKey(String vertName, String fragName, DefineList defines, String lang){
+        super(vertName);
+        this.fragName = fragName;
+        this.defines = defines;
+        this.language = lang;
+    }
+
+    @Override
+    public String toString(){
+        return "V="+name + " F=" + fragName + (defines != null ? defines : "");
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (obj == null){
+            return false;
+        }
+        if (getClass() != obj.getClass()){
+            return false;
+        }
+
+        final ShaderKey other = (ShaderKey) obj;
+        if (name.equals(other.name) && fragName.equals(other.fragName)){
+//            return true;
+            if (defines != null && other.defines != null)
+                return defines.getCompiled().equals(other.defines.getCompiled());
+            else if (defines != null || other.defines != null)
+                return false;
+            else
+                return true;
+        }
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+        int hash = 7;
+        hash = 41 * hash + name.hashCode();
+        hash = 41 * hash + fragName.hashCode();
+        hash = 41 * hash + (defines != null ? defines.getCompiled().hashCode() : 0);
+        return hash;
+    }
+
+    public DefineList getDefines() {
+        return defines;
+    }
+
+    public String getVertName(){
+        return name;
+    }
+
+    public String getFragName() {
+        return fragName;
+    }
+
+    public String getLanguage() {
+        return language;
+    }
+
+    @Override
+    public void write(JmeExporter ex) throws IOException{
+        super.write(ex);
+        OutputCapsule oc = ex.getCapsule(this);
+        oc.write(fragName, "fragment_name", null);
+        oc.write(language, "language", null);
+    }
+
+    @Override
+    public void read(JmeImporter im) throws IOException{
+        super.read(im);
+        InputCapsule ic = im.getCapsule(this);
+        fragName = ic.readString("fragment_name", null);
+        language = ic.readString("language", null);
+    }
+
+}