TextDemos: Dump MSAA values, see what which AA style does ..

1 files changed, 65 insertions, 0 deletions

diff --git a/src/demo/MSAATool.java b/src/demo/MSAATool.java
new file mode 100644
index 000000000..a31005f08
--- /dev/null
+++ b/src/demo/MSAATool.java
@@ -0,0 +1,65 @@
+/**
+ * Copyright 2010 JogAmp Community. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are
+ * permitted provided that the following conditions are met:
+ *
+ *    1. Redistributions of source code must retain the above copyright notice, this list of
+ *       conditions and the following disclaimer.
+ *
+ *    2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *       of conditions and the following disclaimer in the documentation and/or other materials
+ *       provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusions contained in the software and documentation are those of the
+ * authors and should not be interpreted as representing official policies, either expressed
+ * or implied, of JogAmp Community.
+ */
+package demo;
+
+import javax.media.opengl.GL2ES2;
+import javax.media.opengl.GL2GL3;
+import javax.media.opengl.GLAutoDrawable;
+import javax.media.opengl.GLCapabilitiesImmutable;
+
+public class MSAATool {
+	public static void dump(GLAutoDrawable drawable) {
+		float[] vf = new float[] { 0f };
+		byte[] vb = new byte[] { 0 };
+		int[] vi = new int[] { 0, 0 };
+		
+		System.out.println("GL MSAA SETUP:");
+		GL2ES2 gl = drawable.getGL().getGL2ES2();
+		GLCapabilitiesImmutable caps = drawable.getChosenGLCapabilities();
+		System.out.println("  Caps realised "+caps);		
+		System.out.println("  Caps sample buffers "+caps.getSampleBuffers()+", samples "+caps.getNumSamples());
+		
+		// default TRUE
+		System.out.println("  GL MULTISAMPLE "+gl.glIsEnabled(GL2ES2.GL_MULTISAMPLE));
+		// default FALSE
+		System.out.println("  GL SAMPLE_ALPHA_TO_COVERAGE "+gl.glIsEnabled(GL2GL3.GL_SAMPLE_ALPHA_TO_COVERAGE));
+		// default FALSE
+		System.out.println("  GL SAMPLE_ALPHA_TO_ONE "+gl.glIsEnabled(GL2GL3.GL_SAMPLE_ALPHA_TO_ONE));
+		// default FALSE, value 1, invert false
+		gl.glGetFloatv(GL2GL3.GL_SAMPLE_COVERAGE_VALUE, vf, 0);
+		gl.glGetBooleanv(GL2GL3.GL_SAMPLE_COVERAGE_INVERT, vb, 0);
+		System.out.println("  GL SAMPLE_COVERAGE "+gl.glIsEnabled(GL2GL3.GL_SAMPLE_COVERAGE) + 
+				              ": SAMPLE_COVERAGE_VALUE "+vf[0]+
+				              ", SAMPLE_COVERAGE_INVERT "+vb[0]);			
+		// sample buffers min 0, same as GLX_SAMPLE_BUFFERS_ARB or WGL_SAMPLE_BUFFERS_ARB 
+		gl.glGetIntegerv(GL2GL3.GL_SAMPLE_BUFFERS, vi, 0);
+		// samples min 0
+		gl.glGetIntegerv(GL2GL3.GL_SAMPLES, vi, 1);
+		System.out.println("  GL SAMPLE_BUFFERS "+vi[0]+", SAMPLES "+vi[1]);
+	}
+}