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/**
 * 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]);
	}
}