* Small fixes in DDSLoader

* Moved ImageFlipper to core-plugins 

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@7664 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core-plugins/com/jme3/texture/plugins/DDSLoader.java

@@ -32,17 +32,20 @@
 
 package com.jme3.texture.plugins;
 
-import com.jme3.asset.*;
-import com.jme3.util.*;
+import com.jme3.asset.AssetInfo;
 import com.jme3.asset.AssetLoader;
+import com.jme3.asset.TextureKey;
 import com.jme3.texture.Image;
 import com.jme3.texture.Image.Format;
+import com.jme3.util.BufferUtils;
+import com.jme3.util.LittleEndien;
 import java.io.DataInput;
 import java.io.IOException;
 import java.io.InputStream;
 import java.nio.ByteBuffer;
 
 import java.util.ArrayList;
+import java.util.logging.Level;
 import java.util.logging.Logger;
 
 /**
@@ -217,7 +220,8 @@ public class DDSLoader implements AssetLoader {
             } else if (mipMapCount != expectedMipmaps) {
                 // changed to warning- images often do not have the required amount,
                 // or specify that they have mipmaps but include only the top level..
-                logger.warning("Got " + mipMapCount + "mipmaps, expected" + expectedMipmaps);
+                logger.log(Level.WARNING, "Got {0} mipmaps, expected {1}", 
+                        new Object[]{mipMapCount, expectedMipmaps});
             }
         } else {
             mipMapCount = 1;
@@ -293,7 +297,8 @@ public class DDSLoader implements AssetLoader {
                     logger.warning("Must use linear size with fourcc");
                     pitchOrSize = size;
                 } else if (pitchOrSize != size) {
-                    logger.warning("Expected size = " + size + ", real = " + pitchOrSize);
+                    logger.log(Level.WARNING, "Expected size = {0}, real = {1}", 
+                            new Object[]{size, pitchOrSize});
                 }
             } else {
                 pitchOrSize = size;
@@ -363,7 +368,8 @@ public class DDSLoader implements AssetLoader {
                     logger.warning("Linear size said to contain valid value but does not");
                     pitchOrSize = size;
                 } else if (pitchOrSize != size) {
-                    logger.warning("Expected size = " + size + ", real = " + pitchOrSize);
+                    logger.log(Level.WARNING, "Expected size = {0}, real = {1}", 
+                            new Object[]{size, pitchOrSize});
                 }
             } else {
                 pitchOrSize = size;
@@ -603,7 +609,7 @@ public class DDSLoader implements AssetLoader {
     /**
      * Checks if flags contains the specified mask
      */
-    private static final boolean is(int flags, int mask) {
+    private static boolean is(int flags, int mask) {
         return (flags & mask) == mask;
     }
 
@@ -648,8 +654,8 @@ public class DDSLoader implements AssetLoader {
     /**
      * Converts a int representing a FourCC into a String
      */
-    private static final String string(int value) {
-        StringBuffer buf = new StringBuffer();
+    private static String string(int value) {
+        StringBuilder buf = new StringBuilder();
 
         buf.append((char) (value & 0xFF));
         buf.append((char) ((value & 0xFF00) >> 8));

engine/src/core-plugins/com/jme3/texture/plugins/DXTFlipper.java

@@ -38,6 +38,7 @@ import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
 
 /**
+ * DXTFlipper is a utility class used to flip along Y axis DXT compressed textures.
  * 
  * @author Kirill Vainer
  */
@@ -69,7 +70,7 @@ public class DXTFlipper {
         return data;
     }
 
-    public static void flipDXT5Block(byte[] block, int h){
+    private static void flipDXT5Block(byte[] block, int h){
         if (h == 1)
             return;
 
@@ -122,7 +123,7 @@ public class DXTFlipper {
         assert c0 == block[0] && c1 == block[1];
     }
 
-    public static void flipDXT3Block(byte[] block, int h){
+    private static void flipDXT3Block(byte[] block, int h){
         if (h == 1)
             return;
 
@@ -164,7 +165,7 @@ public class DXTFlipper {
      * @param block
      * @param h
      */
-    public static void flipDXT1Block(byte[] block, int h){
+    private static void flipDXT1orDXTA3Block(byte[] block, int h){
         byte tmp;
         switch (h){
             case 1:
@@ -244,7 +245,7 @@ public class DXTFlipper {
                 if (type == 4 || type == 5)
                     flipDXT5Block(colorBlock, h);
                 else
-                    flipDXT1Block(colorBlock, h);
+                    flipDXT1orDXTA3Block(colorBlock, h);
 
                 // write block (no need to flip block indexes, only pixels
                 // inside block
@@ -301,7 +302,7 @@ public class DXTFlipper {
                     if (type == 4 || type == 5)
                         flipDXT5Block(colorBlock, h);
                     else
-                        flipDXT1Block(colorBlock, h);
+                        flipDXT1orDXTA3Block(colorBlock, h);
                     
                     retImg.put(colorBlock);
                 }

engine/src/core-plugins/com/jme3/texture/plugins/ImageFlipper.java

@@ -30,11 +30,19 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-package com.jme3.texture;
+package com.jme3.texture.plugins;
 
+import com.jme3.texture.Image;
 import com.jme3.util.BufferUtils;
 import java.nio.ByteBuffer;
 
+/**
+ * ImageFlipper is a utility class used to flip images across the Y axis.
+ * Due to the standard of where the image origin is between OpenGL and
+ * other software, this class is required.
+ * 
+ * @author Kirill Vainer
+ */
 public class ImageFlipper {
 
     public static void flipImage(Image img, int index){