From c8e147620c55ff16e9d687bb36a4374e97e82176 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Sun, 4 Sep 2011 10:51:16 +0200
Subject: Complete translucency support for Win32  - tested w/ NEWT

https://jogamp.org/bugzilla/show_bug.cgi?id=517

- Adding some Windows DWM entries to GDI (manual) for translucency support
- Add translucency setting in WindowsWGLGraphicsConfiguration*
---
 .../classes/jogamp/opengl/GLGraphicsConfigurationUtil.java  | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java')

diff --git a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
index 19a664071..cc7a578cd 100644
--- a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
+++ b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
@@ -145,4 +145,17 @@ public class GLGraphicsConfigurationUtil {
         return capsRequested;
     }
 
+    public static GLCapabilitiesImmutable fixOpaqueGLCapabilities(GLCapabilitiesImmutable capsRequested, boolean isOpaque)
+    {
+        GLCapabilities caps2 = null;
+        
+        if( capsRequested.isBackgroundOpaque() != isOpaque) {
+            // fix caps ..
+            caps2 = (GLCapabilities) capsRequested.cloneMutable();
+            caps2.setBackgroundOpaque(isOpaque);
+            return caps2;
+        }
+        return capsRequested;
+    }
+    
 }
-- 
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