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Diffstat (limited to 'src/net/java/joglutils/model/examples/ModelTest.java')
| -rw-r--r-- | src/net/java/joglutils/model/examples/ModelTest.java | 435 |
1 files changed, 435 insertions, 0 deletions
diff --git a/src/net/java/joglutils/model/examples/ModelTest.java b/src/net/java/joglutils/model/examples/ModelTest.java new file mode 100644 index 0000000..d4f1f16 --- /dev/null +++ b/src/net/java/joglutils/model/examples/ModelTest.java @@ -0,0 +1,435 @@ +/*
+ * Copyright (c) 2006 Greg Rodgers 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.
+ *
+ * The names of Greg Rodgers, Sun Microsystems, Inc. or the names of
+ * contributors may not 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. GREG RODGERS,
+ * SUN MICROSYSTEMS, INC. ("SUN"), AND SUN'S 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 GREG
+ * RODGERS, SUN, OR SUN'S 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 GREG
+ * RODGERS OR 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.
+ *
+ * Modifications made by Z-Knight
+ */
+
+package net.java.joglutils.model.examples;
+
+import net.java.joglutils.model.*;
+import com.sun.opengl.util.Animator;
+import java.awt.Frame;
+import java.awt.event.KeyEvent;
+import java.awt.event.KeyListener;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+import javax.media.opengl.GLCanvas;
+import javax.swing.*;
+import javax.swing.event.MouseInputAdapter;
+import java.awt.event.MouseEvent;
+import javax.media.opengl.GL;
+import javax.media.opengl.GLAutoDrawable;
+import javax.media.opengl.GLEventListener;
+import java.awt.*;
+import javax.media.opengl.glu.GLU;
+import net.java.joglutils.model.ModelFactory;
+import net.java.joglutils.model.ModelLoadException;
+import net.java.joglutils.model.geometry.Model;
+import net.java.joglutils.model.iModel3DRenderer;
+
+public class ModelTest {
+
+ /** Creates a new instance of Main */
+ public ModelTest() {
+ }
+
+ public static void main(String[] args)
+ {
+ Frame frame = new Frame();
+ GLCanvas canvas = new GLCanvas();
+ final Renderer renderer = new Renderer();
+
+ MouseHandler inputMouseHandler = new MouseHandler(renderer);
+ canvas.addMouseListener(inputMouseHandler);
+ canvas.addMouseMotionListener(inputMouseHandler);
+ canvas.addKeyListener(new KeyListener() {
+ public void keyTyped(KeyEvent e) {
+ Model model = renderer.getModel();
+ if (model == null)
+ return;
+
+ switch (e.getKeyChar()) {
+ case 'w':
+ model.setRenderAsWireframe(!model.isRenderingAsWireframe());
+ break;
+
+ case 'l':
+ model.setUseLighting(!model.isUsingLighting());
+ break;
+ }
+ }
+
+ public void keyPressed(KeyEvent e) {
+ }
+
+ public void keyReleased(KeyEvent e) {
+ }
+ });
+
+ canvas.addGLEventListener(renderer);
+ frame.add(canvas);
+ frame.add(canvas);
+ frame.setSize(600, 600);
+ final Animator animator = new Animator(canvas);
+ frame.addWindowListener(new WindowAdapter() {
+ public void windowClosing(WindowEvent e) {
+ // Run this on another thread than the AWT event queue to
+ // make sure the call to Animator.stop() completes before
+ // exiting
+ new Thread(new Runnable() {
+ public void run() {
+ animator.stop();
+ System.exit(0);
+ }
+ }).start();
+ }
+ });
+ frame.setVisible(true);
+ animator.start();
+ }
+
+ static class Renderer implements GLEventListener
+ {
+ private GLU glu = new GLU();
+ private Model model;
+ private iModel3DRenderer modelRenderer;
+
+ /** Scale Factor for zooming */
+ private float scaleAll = 1.0f;
+
+ /** Rotation factor around X */
+ private float rotX = 0.0f;
+
+ /** Rotation factor around Y */
+ private float rotY = 0.0f;
+
+ /** A mouse point */
+ private Point mousePoint = new Point();
+
+ /** The closest that one can zoom in to */
+ private static final float MIN_SCALE = 0.1f;
+
+ /** The farthest that one can zoom out to */
+ private static final float MAX_SCALE = 10000.9f;
+
+ /** The radius of the boundary of the model that is loaded */
+ private float radius = 1.0f;
+
+ /** Ambient light array */
+ float[] lightAmbient = {0.3f, 0.3f, 0.3f, 1.0f};
+
+ /** Diffuse light array */
+ float[] lightDiffuse = {0.5f, 0.5f, 0.5f, 1.0f};
+
+ /** Specular light array */
+ float[] lightSpecular = {0.5f, 0.5f, 0.5f, 1.0f};
+
+ /**
+ * Display method
+ *
+ * @param gLDrawable
+ */
+ public void display(GLAutoDrawable gLDrawable)
+ {
+ final GL gl = gLDrawable.getGL();
+ gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
+ gl.glLoadIdentity();
+
+ glu.gluLookAt(0,0,10, 0,0,0, 0,1,0);
+
+ // Make sure the rotations don't keep growing
+ if (Math.abs(rotX) >= 360.0f) rotX = 0.0f;
+ if (Math.abs(rotY) >= 360.0f) rotY = 0.0f;
+
+ // Draw the scene (by default, the lighting, material and textures
+ // are enabled/disabled within the renderer for the model)
+ gl.glPushMatrix();
+ // Scale the model (used for zooming purposes)
+ gl.glScalef(scaleAll, scaleAll, scaleAll);
+
+ // Rotate the model based on mouse inputs
+ gl.glRotatef(rotY, 1.0f, 0.0f, 0.0f);
+ gl.glRotatef(rotX, 0.0f, 1.0f, 0.0f);
+
+ // Render the model
+ modelRenderer.render(gl, model);
+ gl.glPopMatrix();
+
+ gl.glFlush();
+ }
+
+
+ /** Called when the display mode has been changed. <B>!! CURRENTLY UNIMPLEMENTED IN JOGL !!</B>
+ * @param gLDrawable The GLDrawable object.
+ * @param modeChanged Indicates if the video mode has changed.
+ * @param deviceChanged Indicates if the video device has changed.
+ */
+ public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) {}
+
+ /** Called by the drawable immediately after the OpenGL context is
+ * initialized for the first time. Can be used to perform one-time OpenGL
+ * initialization such as setup of lights and display lists.
+ * @param gLDrawable The GLDrawable object.
+ */
+ public void init(GLAutoDrawable gLDrawable)
+ {
+ final GL gl = gLDrawable.getGL();
+
+ try
+ {
+ // Get an instance of the display list renderer a renderer
+ modelRenderer = DisplayListRenderer.getInstance();
+
+ // Turn on debugging
+ modelRenderer.debug(true);
+
+ // Call the factory for a model from a local file
+ //model = ModelFactory.createModel("C:\\models\\apollo.3ds");
+
+ // Call the factory for a model from a jar file
+ model = ModelFactory.createModel("net/java/joglutils/model/examples/models/max3ds/apollo.3ds");
+ //model = ModelFactory.createModel("net/java/joglutils/model/examples/models/obj/penguin.obj");
+
+ // When loading the model, adjust the center to the boundary center
+ model.centerModelOnPosition(true);
+
+ model.setUseTexture(true);
+
+ // Render the bounding box of the entire model
+ model.setRenderModelBounds(false);
+
+ // Render the bounding boxes for all of the objects of the model
+ model.setRenderObjectBounds(false);
+
+ // Make the model unit size
+ model.setUnitizeSize(true);
+
+ // Get the radius of the model to use for lighting and view presetting
+ radius = model.getBounds().getRadius();
+
+ }
+ catch (ModelLoadException ex)
+ {
+ ex.printStackTrace();
+ }
+
+ // Set the light
+ float lightPosition[] = { 0, 50000000, 0, 1.0f };
+ float[] model_ambient = {0.5f, 0.5f, 0.5f, 1.0f};
+
+ gl.glLightModelfv(GL.GL_LIGHT_MODEL_AMBIENT, model_ambient, 0);
+ gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, lightPosition, 0);
+ gl.glLightfv(GL.GL_LIGHT0, GL.GL_DIFFUSE, lightDiffuse, 0);
+ gl.glLightfv(GL.GL_LIGHT0, GL.GL_AMBIENT, lightAmbient, 0);
+ gl.glLightfv(GL.GL_LIGHT0, GL.GL_SPECULAR, lightSpecular, 0);
+
+ gl.glEnable(GL.GL_LIGHT0);
+ gl.glEnable(GL.GL_LIGHTING);
+ gl.glEnable(GL.GL_NORMALIZE);
+
+ gl.glEnable(GL.GL_CULL_FACE);
+ gl.glShadeModel(GL.GL_SMOOTH);
+ gl.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
+ gl.glClearDepth(1.0f);
+ gl.glEnable(GL.GL_DEPTH_TEST);
+ gl.glDepthFunc(GL.GL_LEQUAL);
+ gl.glHint(GL.GL_PERSPECTIVE_CORRECTION_HINT, GL.GL_NICEST);
+ //gl.glLightModeli(GL.GL_LIGHT_MODEL_TWO_SIDE, 0);
+
+ gl.glMatrixMode(GL.GL_MODELVIEW);
+ gl.glPushMatrix();
+ }
+
+
+ /** Called by the drawable during the first repaint after the component has
+ * been resized. The client can update the viewport and view volume of the
+ * window appropriately, for example by a call to
+ * GL.glViewport(int, int, int, int); note that for convenience the component
+ * has already called GL.glViewport(int, int, int, int)(x, y, width, height)
+ * when this method is called, so the client may not have to do anything in
+ * this method.
+ * @param gLDrawable The GLDrawable object.
+ * @param x The X Coordinate of the viewport rectangle.
+ * @param y The Y coordinate of the viewport rectanble.
+ * @param width The new width of the window.
+ * @param height The new height of the window.
+ */
+ public void reshape(GLAutoDrawable gLDrawable, int x, int y, int width, int height)
+ {
+ final GL gl = gLDrawable.getGL();
+
+ if (height <= 0) // avoid a divide by zero error!
+ height = 1;
+ final float h = (float)width / (float)height;
+ gl.glViewport(0, 0, width, height);
+ gl.glMatrixMode(GL.GL_PROJECTION);
+ gl.glLoadIdentity();
+ gl.glOrtho(-1, 1, -1, 1, -50, 50);
+ gl.glMatrixMode(GL.GL_MODELVIEW);
+ gl.glLoadIdentity();
+ }
+
+ /**
+ * Get the point at the start of the mouse drag
+ *
+ * @param MousePt
+ */
+ void startDrag( Point MousePt ) {
+ mousePoint.x = MousePt.x;
+ mousePoint.y = MousePt.y;
+ }
+
+ /**
+ * Calculate the delta and rotation values for the dragging of the mouse
+ * @param MousePt
+ */
+ void drag( Point MousePt ) {
+ Point delta = new Point();
+ delta.x = MousePt.x - mousePoint.x;
+ delta.y = MousePt.y - mousePoint.y;
+
+ mousePoint.x = MousePt.x;
+ mousePoint.y = MousePt.y;
+
+ rotX += delta.x * 2.0f / scaleAll;
+ rotY += delta.y * 2.0f / scaleAll;
+ }
+
+ /**
+ * Get the point at the start of the mouse zoom action
+ * @param MousePt
+ */
+ void startZoom( Point MousePt ) {
+ mousePoint.x = MousePt.x;
+ mousePoint.y = MousePt.y;
+ }
+
+ /**
+ * Caclaulte the scaling parameters for zooming while the zoom drag
+ * is ongoing
+ *
+ * @param MousePt
+ */
+ void zoom( Point MousePt ) {
+ Point delta = new Point();
+ delta.x = MousePt.x - mousePoint.x;
+ delta.y = MousePt.y - mousePoint.y;
+
+ mousePoint.x = MousePt.x;
+ mousePoint.y = MousePt.y;
+
+ float addition = -(delta.x + delta.y) / 250.0f;
+
+ if (addition < 0.0 && (scaleAll+addition) > MIN_SCALE) {
+ scaleAll += addition;
+ }
+
+ if (addition > 0.0 && (scaleAll+addition) < MAX_SCALE) {
+ scaleAll += addition;
+ }
+ }
+
+ public Model getModel() {
+ return model;
+ }
+
+ public void setModel(Model model) {
+ this.model = model;
+ }
+ }
+
+ /**
+ * Moue handler class that allows the user to rotate and zoom on the model
+ *
+ *
+ */
+ static class MouseHandler extends MouseInputAdapter {
+ private Renderer renderer;
+
+ /**
+ * Creates a new instance of the moouse handler
+ *
+ * @param renderer
+ */
+ public MouseHandler(Renderer renderer) {
+ //System.out.println(" Mouse Handler ");
+ this.renderer = renderer;
+ }
+
+
+ /**
+ * Handles the mouse click events
+ *
+ * @param e
+ */
+ public void mouseClicked(MouseEvent e) {
+ if (SwingUtilities.isRightMouseButton(e)) {
+ //System.out.println(" ---> RIGHT MOUSE BUTTON CLICKED ");
+ }
+ }
+
+
+ /**
+ * Handles the mouse press events
+ *
+ * @param mouseEvent
+ */
+ public void mousePressed(MouseEvent mouseEvent) {
+ if (SwingUtilities.isLeftMouseButton(mouseEvent)) {
+ //System.out.println(" ---> LEFT MOUSE BUTTON PRESSED ");
+ renderer.startDrag(mouseEvent.getPoint());
+ } else if (SwingUtilities.isMiddleMouseButton(mouseEvent)) {
+ //System.out.println(" ---> MIDDLE MOUSE BUTTON PRESSED ");
+ renderer.startZoom(mouseEvent.getPoint());
+ }
+ }
+
+
+ /**
+ * Handles the mouse drag events
+ *
+ * @param mouseEvent
+ */
+ public void mouseDragged(MouseEvent mouseEvent) {
+ if (SwingUtilities.isLeftMouseButton(mouseEvent)) {
+ //System.out.println(" ---> LEFT MOUSE BUTTON DRAGGED ");
+ renderer.drag(mouseEvent.getPoint());
+ } else if (SwingUtilities.isMiddleMouseButton(mouseEvent)) {
+ //System.out.println(" ---> MIDDLE MOUSE BUTTON DRAGGED ");
+ renderer.zoom(mouseEvent.getPoint());
+ }
+ }
+ }
+}
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