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Diffstat (limited to 'src/jogl/classes/jogamp/opengl/egl/EGLGraphicsConfiguration.java')
-rw-r--r--src/jogl/classes/jogamp/opengl/egl/EGLGraphicsConfiguration.java11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/jogl/classes/jogamp/opengl/egl/EGLGraphicsConfiguration.java b/src/jogl/classes/jogamp/opengl/egl/EGLGraphicsConfiguration.java
index 14e67a2c1..5f241a1d0 100644
--- a/src/jogl/classes/jogamp/opengl/egl/EGLGraphicsConfiguration.java
+++ b/src/jogl/classes/jogamp/opengl/egl/EGLGraphicsConfiguration.java
@@ -217,6 +217,17 @@ public class EGLGraphicsConfiguration extends DefaultGraphicsConfiguration imple
caps.setSampleBuffers(val.get(0)>0?true:false);
caps.setNumSamples(val.get(0));
}
+ if(!caps.getSampleBuffers()) {
+ // try NV_coverage_sample extension
+ if(EGL.eglGetConfigAttrib(display, config, EGLExt.EGL_COVERAGE_BUFFERS_NV, val)) {
+ if(val.get(0)>0 &&
+ EGL.eglGetConfigAttrib(display, config, EGLExt.EGL_COVERAGE_SAMPLES_NV, val)) {
+ caps.setUseNV_coverage_sample(true);
+ caps.setSampleBuffers(true);
+ caps.setNumSamples(val.get(0));
+ }
+ }
+ }
if(EGL.eglGetConfigAttrib(display, config, EGL.EGL_TRANSPARENT_TYPE, val)) {
caps.setBackgroundOpaque(val.get(0) != EGL.EGL_TRANSPARENT_RGB);
}