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Java™ Binding for the OpenGL® API
There is a newer version: 2.3.2
/**
 * 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 javax.media.opengl;

import javax.media.nativewindow.CapabilitiesImmutable;

/**
 * Specifies an immutable set of OpenGL capabilities.

 *
 * @see javax.media.opengl.GLCapabilities
 * @see javax.media.nativewindow.CapabilitiesImmutable
 */
public interface GLCapabilitiesImmutable extends CapabilitiesImmutable {
    /**
     * One of the platform's default sample extension
     * EGL.EGL_SAMPLES, GLX.GLX_SAMPLES, WGLExt.WGL_SAMPLES_ARB
     * if available, or any other known fallback one, ie EGLExt.EGL_COVERAGE_SAMPLES_NV
     */
    public static final String DEFAULT_SAMPLE_EXTENSION = "default" ;

    /**
     * Returns the GL profile you desire or used by the drawable.
     */
    GLProfile getGLProfile();

    /**
     * Returns the number of bits for the accumulation
     * buffer's alpha component. On some systems only the accumulation
     * buffer depth, which is the sum of the red, green, and blue bits,
     * is considered.
     */
    int getAccumAlphaBits();

    /**
     * Returns the number of bits for the accumulation
     * buffer's blue component. On some systems only the accumulation
     * buffer depth, which is the sum of the red, green, and blue bits,
     * is considered.
     */
    int getAccumBlueBits();

    /**
     * Returns the number of bits for the accumulation
     * buffer's green component. On some systems only the accumulation
     * buffer depth, which is the sum of the red, green, and blue bits,
     * is considered.
     */
    int getAccumGreenBits();

    /**
     * Returns the number of bits for the accumulation
     * buffer's red component. On some systems only the accumulation
     * buffer depth, which is the sum of the red, green, and blue bits,
     * is considered.
     */
    int getAccumRedBits();

    /**
     * Returns the number of depth buffer bits.
     */
    int getDepthBits();

    /**
     * Returns whether double-buffering is requested, available or chosen.
     * 
     * Default is true.
     * 
     */
    boolean getDoubleBuffered();

    /**
     * Returns whether hardware acceleration is requested, available or chosen.
     * 
     * Default is true.
     * 
     */
    boolean getHardwareAccelerated();

    /**
     * Returns the extension for full-scene antialiasing
     * (FSAA).
     * 
     * Default is {@link #DEFAULT_SAMPLE_EXTENSION}.
     * 
     */
    String getSampleExtension();

    /**
     * Returns whether sample buffers for full-scene antialiasing
     * (FSAA) should be allocated for this drawable.
     * 
     * Default is false.
     * 
     */
    boolean getSampleBuffers();

    /**
     * Returns the number of sample buffers to be allocated if sample
     * buffers are enabled, otherwise returns 0.
     * 
     * Default is 0 due to disable sample buffers per default.
     * 
     */
    int getNumSamples();

    /**
     * Returns the number of stencil buffer bits.
     * 
     * Default is 0.
     * 
     */
    int getStencilBits();

    /**
     * Returns whether stereo is requested, available or chosen.
     * 
     * Default is false.
     * 
     */
    boolean getStereo();

    /**
     * Returns whether pbuffer offscreen mode is requested, available or chosen.
     * 
     * Default is false.
     * 
     * 
     * For chosen capabilities, only the selected offscreen surface is set to true.
     * 
     */
    boolean isPBuffer();

    /**
     * Returns whether FBO offscreen mode is requested, available or chosen.
     * 
     * Default is false.
     * 
     * 
     * For chosen capabilities, only the selected offscreen surface is set to true.
     * 
     */
    boolean isFBO();

    @Override
    boolean equals(Object obj);

    @Override
    int hashCode();

    @Override
    String toString();
}