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-rw-r--r--src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXCGLGraphicsConfiguration.java5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXCGLGraphicsConfiguration.java b/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXCGLGraphicsConfiguration.java
index 421e1ef96..202644bb3 100644
--- a/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXCGLGraphicsConfiguration.java
+++ b/src/jogl/classes/jogamp/opengl/macosx/cgl/MacOSXCGLGraphicsConfiguration.java
@@ -281,6 +281,7 @@ public class MacOSXCGLGraphicsConfiguration extends MutableGraphicsConfiguration
glp = GLProfile.get(GLProfile.GL2);
}
GLCapabilities caps = new GLCapabilities(glp);
+ int alphaBits = 0;
for (int i = 0; i < len; i++) {
int attr = cglInternalAttributeToken[i+off];
switch (attr) {
@@ -317,7 +318,8 @@ public class MacOSXCGLGraphicsConfiguration extends MutableGraphicsConfiguration
break;
case CGL.NSOpenGLPFAAlphaSize:
- caps.setAlphaBits(ivalues[i]);
+ // ALPHA shall be set at last - due to it's auto setting by !opaque / samples
+ alphaBits = ivalues[i];
break;
case CGL.NSOpenGLPFADepthSize:
@@ -350,6 +352,7 @@ public class MacOSXCGLGraphicsConfiguration extends MutableGraphicsConfiguration
break;
}
}
+ caps.setAlphaBits(alphaBits);
return caps;
}