Estimate memory usage in bytes rather than pixel area, assuming an int per

pixel for now.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2034 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/cast/ActionFrames.java

@@ -1,5 +1,5 @@
 //
-// $Id: ActionFrames.java,v 1.6 2002/09/17 19:11:13 mdb Exp $
+// $Id: ActionFrames.java,v 1.7 2002/12/07 02:04:31 shaper Exp $
 
 package com.threerings.cast;
 
@@ -49,4 +49,10 @@ public interface ActionFrames
      * colorizations applied to the frame images.
      */
     public ActionFrames cloneColorized (Colorization[] zations);
+
+    /**
+     * Returns the estimated memory usage in bytes for all images cached
+     * internally for use by the action frames.
+     */
+    public long getEstimatedMemoryUsage ();
 }

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

@@ -1,5 +1,5 @@
 //
-// $Id: CharacterManager.java,v 1.25 2002/12/07 01:10:25 shaper Exp $
+// $Id: CharacterManager.java,v 1.26 2002/12/07 02:04:31 shaper Exp $
 
 package com.threerings.cast;
 
@@ -184,15 +184,31 @@ public class CharacterManager
 
         // periodically report our action cache performance
         if (!_cacheStatThrottle.throttleOp()) {
+            long size = getEstimatedCacheMemoryUsage();
             int[] eff = _frames.getTrackedEffectiveness();
             Log.debug("CharacterManager LRU " +
-                      "[hits=" + eff[0] + ", misses=" + eff[1] +
-                      ", size=" + _frames.size() + "].");
+                      "[mem=" + (size / 1024) + "k, size=" + _frames.size() +
+                      ", hits=" + eff[0] + ", misses=" + eff[1] + "].");
         }
 
         return frames;
     }
 
+    /**
+     * Returns the estimated memory usage in bytes for all images
+     * currently cached by the cached action frames.
+     */
+    protected long getEstimatedCacheMemoryUsage ()
+    {
+        long size = 0;
+        Iterator iter = _frames.values().iterator();
+        while (iter.hasNext()) {
+            ActionFrames frame = (ActionFrames)iter.next();
+            size += frame.getEstimatedMemoryUsage();
+        }
+        return size;
+    }
+
     /**
      * Generates the composited animation frames for the specified action
      * for a character with the specified descriptor.

src/java/com/threerings/cast/CompositedActionFrames.java

@@ -1,5 +1,5 @@
 //
-// $Id: CompositedActionFrames.java,v 1.8 2002/09/17 19:11:13 mdb Exp $
+// $Id: CompositedActionFrames.java,v 1.9 2002/12/07 02:04:31 shaper Exp $
 
 package com.threerings.cast;
 
@@ -114,6 +114,21 @@ public class CompositedActionFrames
         throw new RuntimeException("What you talkin' about Willis?");
     }
 
+    // documentation inherited from interface
+    public long getEstimatedMemoryUsage ()
+    {
+        long size = 0;
+        for (int orient = 0; orient < _orientCount; orient++) {
+            for (int ii = 0; ii < _images[orient].length; ii++) {
+                Image image = _images[orient][ii];
+                if (image != null) {
+                    size += ImageUtil.getEstimatedMemoryUsage(image);
+                }
+            }
+        }
+        return size;
+    }
+
     // documentation inherited
     protected Image getFrame (int orient, int index)
     {

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

@@ -1,5 +1,5 @@
 //
-// $Id: BundledComponentRepository.java,v 1.19 2002/10/18 23:47:27 shaper Exp $
+// $Id: BundledComponentRepository.java,v 1.20 2002/12/07 02:04:31 shaper Exp $
 
 package com.threerings.cast.bundle;
 
@@ -416,6 +416,15 @@ public class BundledComponentRepository
                 _set.cloneColorized(zations), _actseq);
         }
 
+        // documentation inherited from interface
+        public long getEstimatedMemoryUsage ()
+        {
+            throw new RuntimeException(
+                "Can't provide memory usage information since " +
+                "TileSetFrameImage makes use of an underlying tile set " +
+                "and we don't know said tileset's memory usage.");
+        }
+
         /**
          * Fetches the requested tile.
          */