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/**
* Copyright 2012 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 com.jogamp.opengl.util.texture;
import javax.media.opengl.GL;
public interface TextureSequence {
public static class TextureFrame {
public TextureFrame(Texture t) {
texture = t;
// stMatrix = new float[4*4];
// ProjectFloat.makeIdentityf(stMatrix, 0);
}
public final Texture getTexture() { return texture; }
// public final float[] getSTMatrix() { return stMatrix; }
public String toString() {
return "TextureFrame[" + texture + "]";
}
protected final Texture texture;
// protected final float[] stMatrix;
}
public interface TexSeqEventListener<T extends TextureSequence> {
/**
* Signaling listeners that {@link TextureSequence#getNextTexture(GL, boolean)} is able to deliver a new frame.
* @param ts the event source
* @param when system time in msec.
**/
public void newFrameAvailable(T ts, long when);
}
public int getTextureTarget();
public int getTextureUnit();
public int[] getTextureMinMagFilter();
public int[] getTextureWrapST();
/**
* Returns the last updated texture.
* <p>
* In case the instance is just initialized, it shall return a <code>TextureFrame</code>
* object with valid attributes. The texture content may be undefined
* until the first call of {@link #getNextTexture(GL, boolean)}.<br>
* </p>
* Not blocking.
*/
public TextureFrame getLastTexture();
/**
* Returns the next texture to be rendered.
* <p>
* Implementation shall block until next frame is available if <code>blocking</code> is <code>true</code>,
* otherwise it shall return the last frame in case a new frame is not available.
* </p>
* <p>
* Shall return <code>null</code> in case <i>no</i> frame is available.
* </p>
*/
public TextureFrame getNextTexture(GL gl, boolean blocking);
}
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