Fix to Issue 456 : NPOT background ( maybe raster) fail to work if HW doesn't support NPOT texture

git-svn-id: https://svn.java.net/svn/j3d-core~svn/trunk@788 ba19aa83-45c5-6ac9-afd3-db810772062c

2 files changed, 4 insertions, 1 deletions

diff --git a/src/classes/share/javax/media/j3d/ImageComponentRetained.java b/src/classes/share/javax/media/j3d/ImageComponentRetained.java
index 5f6473b..84efb72 100644
--- a/src/classes/share/javax/media/j3d/ImageComponentRetained.java
+++ b/src/classes/share/javax/media/j3d/ImageComponentRetained.java
@@ -103,6 +103,9 @@ abstract class ImageComponentRetained extends NodeComponentRetained {
     // and graphics driver doesn't support NPOT extension.
     private ImageData imageDataPowerOfTwo;
     private AffineTransformOp powerOfTwoATOp;
+    // The following flag means that if the image is non-power-of-two and the 
+    // card doesn't support NPOT texture, we will scale the image to a power 
+    // of two.
     private boolean enforceNonPowerOfTwoSupport = false;
     private boolean usedByOffScreenCanvas = false;
     
diff --git a/src/classes/share/javax/media/j3d/TextureRetained.java b/src/classes/share/javax/media/j3d/TextureRetained.java
index 62afe95..eb13480 100644
--- a/src/classes/share/javax/media/j3d/TextureRetained.java
+++ b/src/classes/share/javax/media/j3d/TextureRetained.java
@@ -1102,7 +1102,7 @@ abstract class TextureRetained extends NodeComponentRetained {
     }
 
     private boolean isEnabled(Canvas3D cv) {
-        if(widthOrHeightIsNPOT &&
+        if(widthOrHeightIsNPOT && !isUseAsRaster() &&
                 ((cv.textureExtendedFeatures & Canvas3D.TEXTURE_NON_POWER_OF_TWO ) == 0)) {
             return false;
         }