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-rw-r--r--src/jogl/classes/com/jogamp/graph/curve/opengl/RegionRenderer.java11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/jogl/classes/com/jogamp/graph/curve/opengl/RegionRenderer.java b/src/jogl/classes/com/jogamp/graph/curve/opengl/RegionRenderer.java
index 272099385..438895d8e 100644
--- a/src/jogl/classes/com/jogamp/graph/curve/opengl/RegionRenderer.java
+++ b/src/jogl/classes/com/jogamp/graph/curve/opengl/RegionRenderer.java
@@ -392,11 +392,20 @@ public class RegionRenderer {
*/
public final boolean useShaderProgram(final GL2ES2 gl, final int renderModes,
final boolean pass1, final int quality, final int sampleCount, final TextureSequence colorTexSeq) {
+ final int colorTexSeqHash;
+ if( null != colorTexSeq ) {
+ int hash = 31 + colorTexSeq.getTextureLookupFragmentShaderImpl().hashCode();
+ hash = ((hash << 5) - hash) + colorTexSeq.getTextureSampler2DType().hashCode();
+ colorTexSeqHash = hash;
+ } else {
+ colorTexSeqHash = 0;
+ }
final ShaderModeSelector1 sel1 = pass1 ? ShaderModeSelector1.selectPass1(renderModes) :
ShaderModeSelector1.selectPass2(renderModes, quality, sampleCount);
final boolean isTwoPass = Region.isTwoPass( renderModes );
final boolean isPass1ColorTexSeq = pass1 && null != colorTexSeq;
- final int shaderKey = sel1.ordinal() | ( HIGH_MASK & renderModes ) | ( isTwoPass ? TWO_PASS_BIT : 0 );
+ final int shaderKey = ( (colorTexSeqHash << 5) - colorTexSeqHash ) +
+ ( sel1.ordinal() | ( HIGH_MASK & renderModes ) | ( isTwoPass ? TWO_PASS_BIT : 0 ) );
/**
if(DEBUG) {