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Diffstat (limited to 'src/classes/com/sun/opengl/util/TGAWriter.java')
-rwxr-xr-x | src/classes/com/sun/opengl/util/TGAWriter.java | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/src/classes/com/sun/opengl/util/TGAWriter.java b/src/classes/com/sun/opengl/util/TGAWriter.java deleted file mode 100755 index aafc7b47e..000000000 --- a/src/classes/com/sun/opengl/util/TGAWriter.java +++ /dev/null @@ -1,118 +0,0 @@ -/* - * Copyright (c) 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. - */ - -package com.sun.opengl.util; - -import java.io.*; -import java.nio.*; -import java.nio.channels.*; - -/** - * Utility class which helps take fast screenshots of OpenGL rendering - * results into Targa-format files. Used by the {@link - * com.sun.opengl.util.Screenshot Screenshot} class; can also be used - * in conjunction with the {@link com.sun.opengl.util.TileRenderer - * TileRenderer} class. <P> - */ - -public class TGAWriter { - private static final int TARGA_HEADER_SIZE = 18; - - private FileChannel ch; - private ByteBuffer buf; - - /** Constructor for the TGAWriter. */ - public TGAWriter() { - } - - /** - * Opens the specified Targa file for writing, overwriting any - * existing file, and sets up the header of the file expecting the - * data to be filled in before closing it. - * - * @param file the file to write containing the screenshot - * @param width the width of the current drawable - * @param height the height of the current drawable - * @param alpha whether the alpha channel should be saved. If true, - * requires GL_EXT_abgr extension to be present. - * - * @throws IOException if an I/O error occurred while writing the - * file - */ - public void open(File file, - int width, - int height, - boolean alpha) throws IOException { - RandomAccessFile out = new RandomAccessFile(file, "rw"); - ch = out.getChannel(); - int pixelSize = (alpha ? 32 : 24); - int numChannels = (alpha ? 4 : 3); - - int fileLength = TARGA_HEADER_SIZE + width * height * numChannels; - out.setLength(fileLength); - MappedByteBuffer image = ch.map(FileChannel.MapMode.READ_WRITE, 0, fileLength); - - // write the TARGA header - image.put(0, (byte) 0).put(1, (byte) 0); - image.put(2, (byte) 2); // uncompressed type - image.put(12, (byte) (width & 0xFF)); // width - image.put(13, (byte) (width >> 8)); // width - image.put(14, (byte) (height & 0xFF)); // height - image.put(15, (byte) (height >> 8)); // height - image.put(16, (byte) pixelSize); // pixel size - - // go to image data position - image.position(TARGA_HEADER_SIZE); - // jogl needs a sliced buffer - buf = image.slice(); - } - - /** - * Returns the ByteBuffer corresponding to the data for the image. - * This must be filled in with data in either BGR or BGRA format - * depending on whether an alpha channel was specified during - * open(). - */ - public ByteBuffer getImageData() { - return buf; - } - - public void close() throws IOException { - // close the file channel - ch.close(); - buf = null; - } -} |