BufferUtils : ensureLargeEnough now set the limit to the buffer capacity if it exists to avoid creating a new buffer instead of reusing the previous one.

see http://jmonkeyengine.org/groups/development-discussion-jme3/forum/topic/bugbufferleak-in-ensurelargeenoughbitmaptextpage/?#post-188976

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9730 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/core/com/jme3/util/BufferUtils.java

@@ -1105,6 +1105,9 @@ public final class BufferUtils {
      * the input buffer, not null
      */
     public static FloatBuffer ensureLargeEnough(FloatBuffer buffer, int required) {
+        if (buffer != null) {
+            buffer.limit(buffer.capacity());
+        }
         if (buffer == null || (buffer.remaining() < required)) {
             int position = (buffer != null ? buffer.position() : 0);
             FloatBuffer newVerts = createFloatBuffer(position + required);
@@ -1119,6 +1122,9 @@ public final class BufferUtils {
     }
 
     public static ShortBuffer ensureLargeEnough(ShortBuffer buffer, int required) {
+        if (buffer != null) {
+            buffer.limit(buffer.capacity());
+        }
         if (buffer == null || (buffer.remaining() < required)) {
             int position = (buffer != null ? buffer.position() : 0);
             ShortBuffer newVerts = createShortBuffer(position + required);
@@ -1133,6 +1139,9 @@ public final class BufferUtils {
     }
 
     public static ByteBuffer ensureLargeEnough(ByteBuffer buffer, int required) {
+        if (buffer != null) {
+            buffer.limit(buffer.capacity());
+        }
         if (buffer == null || (buffer.remaining() < required)) {
             int position = (buffer != null ? buffer.position() : 0);
             ByteBuffer newVerts = createByteBuffer(position + required);