Disable fog on meshes using additive blending.

git-svn-id: svn+ssh://src.earth.threerings.net/nenya/trunk@156 ed5b42cb-e716-0410-a449-f6a68f950b19

src/java/com/threerings/jme/model/ModelMesh.java

@@ -49,6 +49,7 @@ import com.jme.scene.batch.GeomBatch;
 import com.jme.scene.batch.TriangleBatch;
 import com.jme.scene.state.AlphaState;
 import com.jme.scene.state.CullState;
+import com.jme.scene.state.FogState;
 import com.jme.scene.state.LightState;
 import com.jme.scene.state.RenderState;
 import com.jme.scene.state.TextureState;
@@ -501,6 +502,7 @@ public class ModelMesh extends TriMesh
             setRenderQueueMode(Renderer.QUEUE_TRANSPARENT);
             setRenderState(_addAlpha);
             setRenderState(_overlayZBuffer);
+            setRenderState(_noFog);
         } else if (_transparent) {
             setRenderQueueMode(Renderer.QUEUE_TRANSPARENT);
             if (_translucent) {
@@ -567,6 +569,8 @@ public class ModelMesh extends TriMesh
         _overlayZBuffer.setWritable(false);
         _emissiveLight = renderer.createLightState();
         _emissiveLight.setGlobalAmbient(ColorRGBA.white);
+        _noFog = renderer.createFogState();
+        _noFog.setEnabled(false);
     }
 
     /**
@@ -817,6 +821,9 @@ public class ModelMesh extends TriMesh
     /** A light state that simulates emissivity. */
     protected static LightState _emissiveLight;
 
+    /** A fog state that disables fog. */
+    protected static FogState _noFog;
+
     /** Work vector to store the camera direction. */
     protected static Vector3f _cdir = new Vector3f();