From 506b634b780dcd23aa61015c2ceba3e687196abf Mon Sep 17 00:00:00 2001
From: Kenneth Russel <kbrussel@alum.mit.edu>
Date: Mon, 15 Jun 2009 22:52:34 +0000
Subject: Deleted obsolete source code in preparation for copying
JOGL_2_SANDBOX on to trunk
git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/svn-server-sync/jogl/trunk@1958 232f8b59-042b-4e1e-8c03-345bb8c30851
---
src/classes/com/sun/opengl/util/Screenshot.java | 429 ------------------------
1 file changed, 429 deletions(-)
delete mode 100755 src/classes/com/sun/opengl/util/Screenshot.java
(limited to 'src/classes/com/sun/opengl/util/Screenshot.java')
diff --git a/src/classes/com/sun/opengl/util/Screenshot.java b/src/classes/com/sun/opengl/util/Screenshot.java
deleted file mode 100755
index 4a98efecd..000000000
--- a/src/classes/com/sun/opengl/util/Screenshot.java
+++ /dev/null
@@ -1,429 +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.awt.image.*;
-import java.io.*;
-import java.nio.*;
-import java.nio.channels.*;
-import javax.imageio.*;
-
-import javax.media.opengl.*;
-import javax.media.opengl.glu.*;
-
-/** Utilities for taking screenshots of OpenGL applications. */
-
-public class Screenshot {
- private Screenshot() {}
-
- /**
- * Takes a fast screenshot of the current OpenGL drawable to a Targa
- * file. Requires the OpenGL context for the desired drawable to be
- * current. Takes the screenshot from the last assigned read buffer,
- * or the OpenGL default read buffer if none has been specified by
- * the user (GL_FRONT for single-buffered configurations and GL_BACK
- * for double-buffered configurations). This is the fastest
- * mechanism for taking a screenshot of an application. Contributed
- * by Carsten Weisse of Bytonic Software (http://bytonic.de/). <p>
- *
- * No alpha channel is written with this variant.
- *
- * @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
- *
- * @throws GLException if an OpenGL context was not current or
- * another OpenGL-related error occurred
- * @throws IOException if an I/O error occurred while writing the
- * file
- */
- public static void writeToTargaFile(File file,
- int width,
- int height) throws GLException, IOException {
- writeToTargaFile(file, width, height, false);
- }
-
- /**
- * Takes a fast screenshot of the current OpenGL drawable to a Targa
- * file. Requires the OpenGL context for the desired drawable to be
- * current. Takes the screenshot from the last assigned read buffer,
- * or the OpenGL default read buffer if none has been specified by
- * the user (GL_FRONT for single-buffered configurations and GL_BACK
- * for double-buffered configurations). This is the fastest
- * mechanism for taking a screenshot of an application. Contributed
- * by Carsten Weisse of Bytonic Software (http://bytonic.de/).
- *
- * @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 GLException if an OpenGL context was not current or
- * another OpenGL-related error occurred
- * @throws IOException if an I/O error occurred while writing the
- * file
- */
- public static void writeToTargaFile(File file,
- int width,
- int height,
- boolean alpha) throws GLException, IOException {
- writeToTargaFile(file, 0, 0, width, height, alpha);
- }
-
- /**
- * Takes a fast screenshot of the current OpenGL drawable to a Targa
- * file. Requires the OpenGL context for the desired drawable to be
- * current. Takes the screenshot from the last assigned read buffer,
- * or the OpenGL default read buffer if none has been specified by
- * the user (GL_FRONT for single-buffered configurations and GL_BACK
- * for double-buffered configurations). This is the fastest
- * mechanism for taking a screenshot of an application. Contributed
- * by Carsten Weisse of Bytonic Software (http://bytonic.de/).
- *
- * @param file the file to write containing the screenshot
- * @param x the starting x coordinate of the screenshot, measured from the lower-left
- * @param y the starting y coordinate of the screenshot, measured from the lower-left
- * @param width the width of the desired screenshot area
- * @param height the height of the desired screenshot area
- * @param alpha whether the alpha channel should be saved. If true,
- * requires GL_EXT_abgr extension to be present.
- *
- * @throws GLException if an OpenGL context was not current or
- * another OpenGL-related error occurred
- * @throws IOException if an I/O error occurred while writing the
- * file
- */
- public static void writeToTargaFile(File file,
- int x,
- int y,
- int width,
- int height,
- boolean alpha) throws GLException, IOException {
- if (alpha) {
- checkExtABGR();
- }
-
- TGAWriter writer = new TGAWriter();
- writer.open(file, width, height, alpha);
- ByteBuffer bgr = writer.getImageData();
-
- GL gl = GLU.getCurrentGL();
-
- // Set up pixel storage modes
- PixelStorageModes psm = new PixelStorageModes();
- psm.save(gl);
-
- int readbackType = (alpha ? GL.GL_ABGR_EXT : GL.GL_BGR);
-
- // read the BGR values into the image buffer
- gl.glReadPixels(x, y, width, height, readbackType,
- GL.GL_UNSIGNED_BYTE, bgr);
-
- // Restore pixel storage modes
- psm.restore(gl);
-
- // close the file
- writer.close();
- }
-
- /**
- * Takes a screenshot of the current OpenGL drawable to a
- * BufferedImage. Requires the OpenGL context for the desired
- * drawable to be current. Takes the screenshot from the last
- * assigned read buffer, or the OpenGL default read buffer if none
- * has been specified by the user (GL_FRONT for single-buffered
- * configurations and GL_BACK for double-buffered configurations).
- * Note that the scanlines of the resulting image are flipped
- * vertically in order to correctly match the OpenGL contents, which
- * takes time and is therefore not as fast as the Targa screenshot
- * function. <P>
- *
- * No alpha channel is read back with this variant.
- *
- * @param width the width of the current drawable
- * @param height the height of the current drawable
- *
- * @throws GLException if an OpenGL context was not current or
- * another OpenGL-related error occurred
- */
- public static BufferedImage readToBufferedImage(int width,
- int height) throws GLException {
- return readToBufferedImage(width, height, false);
- }
-
- /**
- * Takes a screenshot of the current OpenGL drawable to a
- * BufferedImage. Requires the OpenGL context for the desired
- * drawable to be current. Takes the screenshot from the last
- * assigned read buffer, or the OpenGL default read buffer if none
- * has been specified by the user (GL_FRONT for single-buffered
- * configurations and GL_BACK for double-buffered configurations).
- * Note that the scanlines of the resulting image are flipped
- * vertically in order to correctly match the OpenGL contents, which
- * takes time and is therefore not as fast as the Targa screenshot
- * function.
- *
- * @param width the width of the current drawable
- * @param height the height of the current drawable
- * @param alpha whether the alpha channel should be read back. If
- * true, requires GL_EXT_abgr extension to be present.
- *
- * @throws GLException if an OpenGL context was not current or
- * another OpenGL-related error occurred
- */
- public static BufferedImage readToBufferedImage(int width,
- int height,
- boolean alpha) throws GLException {
- return readToBufferedImage(0, 0, width, height, alpha);
- }
-
- /**
- * Takes a screenshot of the current OpenGL drawable to a
- * BufferedImage. Requires the OpenGL context for the desired
- * drawable to be current. Takes the screenshot from the last
- * assigned read buffer, or the OpenGL default read buffer if none
- * has been specified by the user (GL_FRONT for single-buffered
- * configurations and GL_BACK for double-buffered configurations).
- * Note that the scanlines of the resulting image are flipped
- * vertically in order to correctly match the OpenGL contents, which
- * takes time and is therefore not as fast as the Targa screenshot
- * function.
- *
- * @param x the starting x coordinate of the screenshot, measured from the lower-left
- * @param y the starting y coordinate of the screenshot, measured from the lower-left
- * @param width the width of the desired screenshot area
- * @param height the height of the desired screenshot area
- * @param alpha whether the alpha channel should be read back. If
- * true, requires GL_EXT_abgr extension to be present.
- *
- * @throws GLException if an OpenGL context was not current or
- * another OpenGL-related error occurred
- */
- public static BufferedImage readToBufferedImage(int x,
- int y,
- int width,
- int height,
- boolean alpha) throws GLException {
- int bufImgType = (alpha ? BufferedImage.TYPE_4BYTE_ABGR : BufferedImage.TYPE_3BYTE_BGR);
- int readbackType = (alpha ? GL.GL_ABGR_EXT : GL.GL_BGR);
-
- if (alpha) {
- checkExtABGR();
- }
-
- // Allocate necessary storage
- BufferedImage image = new BufferedImage(width, height, bufImgType);
-
- GL gl = GLU.getCurrentGL();
-
- // Set up pixel storage modes
- PixelStorageModes psm = new PixelStorageModes();
- psm.save(gl);
-
- // read the BGR values into the image
- gl.glReadPixels(x, y, width, height, readbackType,
- GL.GL_UNSIGNED_BYTE,
- ByteBuffer.wrap(((DataBufferByte) image.getRaster().getDataBuffer()).getData()));
-
- // Restore pixel storage modes
- psm.restore(gl);
-
- // Must flip BufferedImage vertically for correct results
- ImageUtil.flipImageVertically(image);
- return image;
- }
-
- /**
- * Takes a screenshot of the current OpenGL drawable to the
- * specified file on disk using the ImageIO package. Requires the
- * OpenGL context for the desired drawable to be current. Takes the
- * screenshot from the last assigned read buffer, or the OpenGL
- * default read buffer if none has been specified by the user
- * (GL_FRONT for single-buffered configurations and GL_BACK for
- * double-buffered configurations). This is not the fastest
- * mechanism for taking a screenshot but may be more convenient than
- * others for getting images for consumption by other packages. The
- * file format is inferred from the suffix of the given file. <P>
- *
- * No alpha channel is saved with this variant.
- *
- * @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
- *
- * @throws GLException if an OpenGL context was not current or
- * another OpenGL-related error occurred
- *
- * @throws IOException if an I/O error occurred or if the file could
- * not be written to disk due to the requested file format being
- * unsupported by ImageIO
- */
- public static void writeToFile(File file,
- int width,
- int height) throws IOException, GLException {
- writeToFile(file, width, height, false);
- }
-
- /**
- * Takes a screenshot of the current OpenGL drawable to the
- * specified file on disk using the ImageIO package. Requires the
- * OpenGL context for the desired drawable to be current. Takes the
- * screenshot from the last assigned read buffer, or the OpenGL
- * default read buffer if none has been specified by the user
- * (GL_FRONT for single-buffered configurations and GL_BACK for
- * double-buffered configurations). This is not the fastest
- * mechanism for taking a screenshot but may be more convenient than
- * others for getting images for consumption by other packages. The
- * file format is inferred from the suffix of the given file. <P>
- *
- * Note that some file formats, in particular JPEG, can not handle
- * an alpha channel properly. If the "alpha" argument is specified
- * as true for such a file format it will be silently ignored.
- *
- * @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 an alpha channel should be saved. If true,
- * requires GL_EXT_abgr extension to be present.
- *
- * @throws GLException if an OpenGL context was not current or
- * another OpenGL-related error occurred
- *
- * @throws IOException if an I/O error occurred or if the file could
- * not be written to disk due to the requested file format being
- * unsupported by ImageIO
- */
- public static void writeToFile(File file,
- int width,
- int height,
- boolean alpha) throws IOException, GLException {
- writeToFile(file, 0, 0, width, height, alpha);
- }
-
- /**
- * Takes a screenshot of the current OpenGL drawable to the
- * specified file on disk using the ImageIO package. Requires the
- * OpenGL context for the desired drawable to be current. Takes the
- * screenshot from the last assigned read buffer, or the OpenGL
- * default read buffer if none has been specified by the user
- * (GL_FRONT for single-buffered configurations and GL_BACK for
- * double-buffered configurations). This is not the fastest
- * mechanism for taking a screenshot but may be more convenient than
- * others for getting images for consumption by other packages. The
- * file format is inferred from the suffix of the given file. <P>
- *
- * Note that some file formats, in particular JPEG, can not handle
- * an alpha channel properly. If the "alpha" argument is specified
- * as true for such a file format it will be silently ignored.
- *
- * @param file the file to write containing the screenshot
- * @param x the starting x coordinate of the screenshot, measured from the lower-left
- * @param y the starting y coordinate of the screenshot, measured from the lower-left
- * @param width the width of the current drawable
- * @param height the height of the current drawable
- * @param alpha whether an alpha channel should be saved. If true,
- * requires GL_EXT_abgr extension to be present.
- *
- * @throws GLException if an OpenGL context was not current or
- * another OpenGL-related error occurred
- *
- * @throws IOException if an I/O error occurred or if the file could
- * not be written to disk due to the requested file format being
- * unsupported by ImageIO
- */
- public static void writeToFile(File file,
- int x,
- int y,
- int width,
- int height,
- boolean alpha) throws IOException, GLException {
- String fileSuffix = FileUtil.getFileSuffix(file);
- if (alpha && (fileSuffix.equals("jpg") || fileSuffix.equals("jpeg"))) {
- // JPEGs can't deal properly with alpha channels
- alpha = false;
- }
-
- BufferedImage image = readToBufferedImage(x, y, width, height, alpha);
- if (!ImageIO.write(image, fileSuffix, file)) {
- throw new IOException("Unsupported file format " + fileSuffix);
- }
- }
-
- private static int glGetInteger(GL gl, int pname, int[] tmp) {
- gl.glGetIntegerv(pname, tmp, 0);
- return tmp[0];
- }
-
- private static void checkExtABGR() {
- GL gl = GLU.getCurrentGL();
- if (!gl.isExtensionAvailable("GL_EXT_abgr")) {
- throw new IllegalArgumentException("Saving alpha channel requires GL_EXT_abgr");
- }
- }
-
- static class PixelStorageModes {
- int packAlignment;
- int packRowLength;
- int packSkipRows;
- int packSkipPixels;
- int packSwapBytes;
- int[] tmp = new int[1];
-
- void save(GL gl) {
- packAlignment = glGetInteger(gl, GL.GL_PACK_ALIGNMENT, tmp);
- packRowLength = glGetInteger(gl, GL.GL_PACK_ROW_LENGTH, tmp);
- packSkipRows = glGetInteger(gl, GL.GL_PACK_SKIP_ROWS, tmp);
- packSkipPixels = glGetInteger(gl, GL.GL_PACK_SKIP_PIXELS, tmp);
- packSwapBytes = glGetInteger(gl, GL.GL_PACK_SWAP_BYTES, tmp);
-
- gl.glPixelStorei(GL.GL_PACK_ALIGNMENT, 1);
- gl.glPixelStorei(GL.GL_PACK_ROW_LENGTH, 0);
- gl.glPixelStorei(GL.GL_PACK_SKIP_ROWS, 0);
- gl.glPixelStorei(GL.GL_PACK_SKIP_PIXELS, 0);
- gl.glPixelStorei(GL.GL_PACK_SWAP_BYTES, 0);
- }
-
- void restore(GL gl) {
- gl.glPixelStorei(GL.GL_PACK_ALIGNMENT, packAlignment);
- gl.glPixelStorei(GL.GL_PACK_ROW_LENGTH, packRowLength);
- gl.glPixelStorei(GL.GL_PACK_SKIP_ROWS, packSkipRows);
- gl.glPixelStorei(GL.GL_PACK_SKIP_PIXELS, packSkipPixels);
- gl.glPixelStorei(GL.GL_PACK_SWAP_BYTES, packSwapBytes);
- }
- }
-}
--
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