From 41cd6c47b23975098cd155517790e018670785e7 Mon Sep 17 00:00:00 2001
From: Kenneth Russel <kbrussel@alum.mit.edu>
Date: Mon, 15 Jun 2009 23:12:27 +0000
Subject: Copied JOGL_2_SANDBOX r350 on to trunk; JOGL_2_SANDBOX branch is now
closed
git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/../svn-server-sync/jogl-demos/trunk@352 3298f667-5e0e-4b4a-8ed4-a3559d26a5f4
---
src/demos/texture/TestTexture.java | 229 +++++++++++++++++++++++++++++++++++++
1 file changed, 229 insertions(+)
create mode 100755 src/demos/texture/TestTexture.java
(limited to 'src/demos/texture/TestTexture.java')
diff --git a/src/demos/texture/TestTexture.java b/src/demos/texture/TestTexture.java
new file mode 100755
index 0000000..3ece9ef
--- /dev/null
+++ b/src/demos/texture/TestTexture.java
@@ -0,0 +1,229 @@
+/*
+ * 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.
+ *
+ * Sun gratefully acknowledges that this software was originally authored
+ * and developed by Kenneth Bradley Russell and Christopher John Kline.
+ */
+
+package demos.texture;
+
+import com.sun.opengl.util.texture.Texture;
+import com.sun.opengl.util.texture.TextureCoords;
+import com.sun.opengl.util.texture.TextureIO;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.InputEvent;
+import java.awt.event.KeyEvent;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintStream;
+import javax.media.opengl.DebugGL2;
+import javax.media.opengl.GL;
+import javax.media.opengl.GL2ES1;
+import javax.media.opengl.GL2;
+import javax.media.opengl.GLAutoDrawable;
+import javax.media.opengl.GLEventListener;
+import javax.media.opengl.awt.GLCanvas;
+import javax.media.opengl.glu.GLU;
+import javax.swing.JFileChooser;
+import javax.swing.JFrame;
+import javax.swing.JMenu;
+import javax.swing.JMenuBar;
+import javax.swing.JMenuItem;
+import javax.swing.JOptionPane;
+import javax.swing.JPopupMenu;
+import javax.swing.KeyStroke;
+
+
+
+/** Demonstrates simple use of the TextureIO texture loader. */
+
+public class TestTexture implements GLEventListener {
+ public static void main(String[] args) {
+ new TestTexture().run(args);
+ }
+
+ private File curDir;
+
+ private void run(String[] args) {
+ JPopupMenu.setDefaultLightWeightPopupEnabled(false);
+
+ JFrame frame = new JFrame("Texture Loader Demo");
+ frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+ final GLCanvas canvas = new GLCanvas();
+
+ JMenuBar menuBar = new JMenuBar();
+ JMenu menu = new JMenu("File");
+ JMenuItem item = new JMenuItem("Open texture...");
+ item.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent e) {
+ JFileChooser chooser = new JFileChooser(curDir);
+ int res = chooser.showOpenDialog(null);
+ if (res == JFileChooser.APPROVE_OPTION) {
+ File chosen = chooser.getSelectedFile();
+ if (chosen != null) {
+ curDir = chosen.getParentFile();
+ setTextureFile(chosen);
+ canvas.repaint();
+ }
+ }
+ }
+ });
+ item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O, InputEvent.CTRL_MASK));
+ menu.add(item);
+
+ item = new JMenuItem("Flush texture");
+ item.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent e) {
+ flushTexture();
+ canvas.repaint();
+ }
+ });
+ item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_F, InputEvent.CTRL_MASK));
+ menu.add(item);
+
+ item = new JMenuItem("Exit");
+ item.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent e) {
+ System.exit(0);
+ }
+ });
+ item.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_Q, InputEvent.CTRL_MASK));
+ menu.add(item);
+
+ menuBar.add(menu);
+
+ canvas.addGLEventListener(this);
+ frame.getContentPane().add(canvas);
+ frame.setJMenuBar(menuBar);
+ frame.setSize(800, 600);
+ frame.setVisible(true);
+ }
+
+ private boolean newTexture;
+ private boolean flushTexture;
+ private File file;
+ private Texture texture;
+ private GLU glu = new GLU();
+
+ public void setTextureFile(File file) {
+ this.file = file;
+ newTexture = true;
+ }
+
+ public void flushTexture() {
+ flushTexture = true;
+ }
+
+ public void init(GLAutoDrawable drawable) {
+
+ GL2 gl = drawable.getGL().getGL2();
+ drawable.setGL(new DebugGL2(gl.getGL2()));
+
+ gl.glClearColor(0, 0, 0, 0);
+ gl.glEnable(GL.GL_DEPTH_TEST);
+ }
+
+ public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {
+ GL2 gl = drawable.getGL().getGL2();
+ gl.glMatrixMode(GL2ES1.GL_PROJECTION);
+ gl.glLoadIdentity();
+ glu.gluOrtho2D(0, 1, 0, 1);
+ gl.glMatrixMode(GL2ES1.GL_MODELVIEW);
+ gl.glLoadIdentity();
+ }
+
+ public void dispose(GLAutoDrawable drawable) {
+ }
+
+ public void display(GLAutoDrawable drawable) {
+ GL2 gl = drawable.getGL().getGL2();
+ gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
+
+ if (flushTexture) {
+ flushTexture = false;
+ if (texture != null) {
+ texture.dispose();
+ texture = null;
+ }
+ }
+
+ if (newTexture) {
+ newTexture = false;
+
+ if (texture != null) {
+ texture.dispose();
+ texture = null;
+ }
+
+ try {
+ System.err.println("Loading texture...");
+ texture = TextureIO.newTexture(file, true);
+ System.err.println("Texture estimated memory size = " + texture.getEstimatedMemorySize());
+ } catch (IOException e) {
+ e.printStackTrace();
+ ByteArrayOutputStream bos = new ByteArrayOutputStream();
+ e.printStackTrace(new PrintStream(bos));
+ JOptionPane.showMessageDialog(null,
+ bos.toString(),
+ "Error loading texture",
+ JOptionPane.ERROR_MESSAGE);
+ return;
+ }
+ }
+
+ if (texture != null) {
+ texture.enable();
+ texture.bind();
+ gl.glTexEnvi(GL2.GL_TEXTURE_ENV, GL2.GL_TEXTURE_ENV_MODE, GL.GL_REPLACE);
+ TextureCoords coords = texture.getImageTexCoords();
+
+ gl.glBegin(GL2.GL_QUADS);
+ gl.glTexCoord2f(coords.left(), coords.bottom());
+ gl.glVertex3f(0, 0, 0);
+ gl.glTexCoord2f(coords.right(), coords.bottom());
+ gl.glVertex3f(1, 0, 0);
+ gl.glTexCoord2f(coords.right(), coords.top());
+ gl.glVertex3f(1, 1, 0);
+ gl.glTexCoord2f(coords.left(), coords.top());
+ gl.glVertex3f(0, 1, 0);
+ gl.glEnd();
+ texture.disable();
+ }
+ }
+
+ public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) {}
+}
--
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