Allow shadows to be omitted without generating a warning.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4014 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/cast/CharacterManager.java

@@ -352,8 +352,8 @@ public class CharacterManager
     {
         final ComponentClass cclass = _crepo.getComponentClass(sclass);
         if (cclass == null) {
-            Log.warning("Components reference non-existent shadow layer class " +
-                        "[sclass=" + sclass +
+            Log.warning("Components reference non-existent shadow layer " +
+                        "class [sclass=" + sclass +
                         ", scomps=" + StringUtil.toString(scomps) + "].");
             return null;
         }
@@ -369,9 +369,6 @@ public class CharacterManager
             source.frames = source.ccomp.getFrames(
                 action, StandardActions.SHADOW_TYPE);
             if (source.frames == null) {
-                Log.warning("Missing shadow frames for action " +
-                            "[action=" + action +
-                            ", comp=" + source.ccomp + "].");
                 // skip this shadow component
                 continue;
             }

src/java/com/threerings/cast/ComponentClass.java

@@ -120,7 +120,7 @@ public class ComponentClass implements Serializable
     /** The class name of the layer from which this component class obtains a
      * mask to limit rendering to certain areas. */
     public String mask;
-    
+
     /** Indicates the class name of the shadow layer to which this component
      * class contributes a shadow. */
     public String shadow;

src/java/com/threerings/cast/bundle/BundledComponentRepository.java

@@ -61,6 +61,7 @@ import com.threerings.cast.ComponentRepository;
 import com.threerings.cast.FrameProvider;
 import com.threerings.cast.Log;
 import com.threerings.cast.NoSuchComponentException;
+import com.threerings.cast.StandardActions;
 import com.threerings.cast.TrimmedMultiFrameImage;
 
 /**
@@ -344,6 +345,12 @@ public class BundledComponentRepository
                     _setcache.put(dpath, aset);
                 }
 
+                // if this is a shadow image, no need to freak out as they are
+                // optional
+                if (type.equals(StandardActions.SHADOW_TYPE)) {
+                    return null;
+                }
+
                 // if that failed too, we're hosed
                 if (aset == null) {
                     Log.warning("Unable to locate tileset for action '" +