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/*
* Copyright (c) 2003-2005 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistribution 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.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind. ALL
* EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
* ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
* DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
* SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed or intended for use
* in the design, construction, operation or maintenance of any nuclear
* facility.
*
* Sun gratefully acknowledges that this software was originally authored
* and developed by Kenneth Bradley Russell and Christopher John Kline.
*/
package demos.util;
import com.jogamp.common.util.IOUtil;
import com.jogamp.opengl.util.texture.Texture;
import com.jogamp.opengl.util.texture.TextureData;
import com.jogamp.opengl.util.texture.TextureIO;
import java.io.IOException;
import com.jogamp.opengl.GL;
import com.jogamp.opengl.GLException;
import com.jogamp.opengl.GLContext;
/** Helper class for loading cubemaps from a set of textures. */
public class Cubemap {
private static final String[] suffixes = { "posx", "negx", "posy", "negy", "posz", "negz" };
private static final int[] targets = { GL.GL_TEXTURE_CUBE_MAP_POSITIVE_X,
GL.GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
GL.GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
GL.GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
GL.GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
GL.GL_TEXTURE_CUBE_MAP_NEGATIVE_Z };
public static Texture loadFromStreams(GL gl,
ClassLoader scope,
String basename,
String suffix, boolean mipmapped) throws IOException, GLException {
Texture cubemap = TextureIO.newTexture(GL.GL_TEXTURE_CUBE_MAP);
for (int i = 0; i < suffixes.length; i++) {
String resourceName = basename + suffixes[i] + "." + suffix;
TextureData data = TextureIO.newTextureData(GLContext.getCurrentGL().getGLProfile(), scope.getResourceAsStream(resourceName),
mipmapped,
IOUtil.getFileSuffix(resourceName));
if (data == null) {
throw new IOException("Unable to load texture " + resourceName);
}
cubemap.updateImage(gl, data, targets[i]);
}
return cubemap;
}
}
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