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package glredbook10;
import com.sun.opengl.util.gl2.GLUT;
import java.awt.event.*;
import javax.swing.*;
import javax.media.opengl.*; import javax.media.opengl.awt.GLJPanel;
/**
* This program demonstrates lots of material properties. A single light source
* illuminates the objects.
*
* @author Kiet Le (Java port) Ported to JOGL 2.x by Claudio Eduardo Goes
*/
public class teapots//
extends GLSkeleton<GLJPanel>
implements GLEventListener, KeyListener {
private GLUT glut;
@Override
protected GLJPanel createDrawable() {
GLCapabilities caps = new GLCapabilities(null);
//
GLJPanel panel = new GLJPanel(caps);
panel.addGLEventListener(this);
panel.addKeyListener(this);
return panel;
}
public static void main(String[] args) {
teapots demo = new teapots();
//
JFrame.setDefaultLookAndFeelDecorated(true);
JFrame frame = new JFrame("teapots");
frame.setSize(500, 600);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().add(demo.drawable);
frame.setVisible(true);
demo.drawable.requestFocusInWindow();
}
/*
* Initialize depth buffer, projection matrix, light source, and lighting
* model. Do not specify a material property here.
*/
public void init(GLAutoDrawable drawable) {
GL2 gl = drawable.getGL().getGL2();
glut = new GLUT();
//
float ambient[] = { 0.0f, 0.0f, 0.0f, 1.0f };
float diffuse[] = { 1.0f, 1.0f, 1.0f, 1.0f };
float specular[] = { 1.0f, 1.0f, 1.0f, 1.0f };
float position[] = { 0.0f, 3.0f, 3.0f, 0.0f };
float lmodel_ambient[] = { 0.2f, 0.2f, 0.2f, 1.0f };
float local_view[] = { 0.0f };
gl.glLightfv(GL2.GL_LIGHT0, GL2.GL_SPECULAR, ambient, 0);
gl.glLightfv(GL2.GL_LIGHT0, GL2.GL_DIFFUSE, diffuse, 0);
gl.glLightfv(GL2.GL_LIGHT0, GL2.GL_POSITION, position, 0);
gl.glLightModelfv(GL2.GL_LIGHT_MODEL_AMBIENT, lmodel_ambient, 0);
gl.glLightModelfv(GL2.GL_LIGHT_MODEL_LOCAL_VIEWER, local_view, 0);
gl.glFrontFace(GL.GL_CW);
gl.glEnable(GL2.GL_LIGHTING);
gl.glEnable(GL2.GL_LIGHT0);
gl.glEnable(GL2.GL_AUTO_NORMAL);
gl.glEnable(GL2.GL_NORMALIZE);
gl.glEnable(GL.GL_DEPTH_TEST);
gl.glDepthFunc(GL.GL_LESS);
}
/*
* First column: emerald, jade, obsidian, pearl, ruby, turquoise 2nd column:
* brass, bronze, chrome, copper, gold, silver 3rd column: black, cyan,
* green, red, white, yellow plastic 4th column: black, cyan, green, red,
* white, yellow rubber
*/
public void display(GLAutoDrawable drawable) {
GL2 gl = drawable.getGL().getGL2();
//
gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
renderTeapot(gl, 2.0, 17.0, 0.0215, 0.1745, 0.0215, 0.07568, 0.61424,
0.07568, 0.633, 0.727811, 0.633, 0.6);
renderTeapot(gl, 2.0, 14.0, 0.135, 0.2225, 0.1575, 0.54, 0.89, 0.63,
0.316228, 0.316228, 0.316228, 0.1);
renderTeapot(gl, 2.0, 11.0, 0.05375, 0.05, 0.06625, 0.18275, 0.17,
0.22525, 0.332741, 0.328634, 0.346435, 0.3);
renderTeapot(gl, 2.0, 8.0, 0.25, 0.20725, 0.20725, 1, 0.829, 0.829,
0.296648, 0.296648, 0.296648, 0.088);
renderTeapot(gl, 2.0, 5.0, 0.1745, 0.01175, 0.01175, 0.61424, 0.04136,
0.04136, 0.727811, 0.626959, 0.626959, 0.6);
renderTeapot(gl, 2.0, 2.0, 0.1, 0.18725, 0.1745, 0.396, 0.74151,
0.69102, 0.297254, 0.30829, 0.306678, 0.1);
renderTeapot(gl, 6.0, 17.0, 0.329412, 0.223529, 0.027451, 0.780392,
0.568627, 0.113725, 0.992157, 0.941176, 0.807843, 0.21794872);
renderTeapot(gl, 6.0, 14.0, 0.2125, 0.1275, 0.054, 0.714, 0.4284,
0.18144, 0.393548, 0.271906, 0.166721, 0.2);
renderTeapot(gl, 6.0, 11.0, 0.25, 0.25, 0.25, 0.4, 0.4, 0.4, 0.774597,
0.774597, 0.774597, 0.6);
renderTeapot(gl, 6.0, 8.0, 0.19125, 0.0735, 0.0225, 0.7038, 0.27048,
0.0828, 0.256777, 0.137622, 0.086014, 0.1);
renderTeapot(gl, 6.0, 5.0, 0.24725, 0.1995, 0.0745, 0.75164, 0.60648,
0.22648, 0.628281, 0.555802, 0.366065, 0.4);
renderTeapot(gl, 6.0, 2.0, 0.19225, 0.19225, 0.19225, 0.50754, 0.50754,
0.50754, 0.508273, 0.508273, 0.508273, 0.4);
renderTeapot(gl, 10.0, 17.0, 0.0, 0.0, 0.0, 0.01, 0.01, 0.01, 0.50,
0.50, 0.50, .25);
renderTeapot(gl, 10.0, 14.0, 0.0, 0.1, 0.06, 0.0, 0.50980392,
0.50980392, 0.50196078, 0.50196078, 0.50196078, .25);
renderTeapot(gl, 10.0, 11.0, 0.0, 0.0, 0.0, 0.1, 0.35, 0.1, 0.45, 0.55,
0.45, .25);
renderTeapot(gl, 10.0, 8.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.7, 0.6,
0.6, .25);
renderTeapot(gl, 10.0, 5.0, 0.0, 0.0, 0.0, 0.55, 0.55, 0.55, 0.70,
0.70, 0.70, .25);
renderTeapot(gl, 10.0, 2.0, 0.0, 0.0, 0.0, 0.5, 0.5, 0.0, 0.60, 0.60,
0.50, .25);
renderTeapot(gl, 14.0, 17.0, 0.02, 0.02, 0.02, 0.01, 0.01, 0.01, 0.4,
0.4, 0.4, .078125);
renderTeapot(gl, 14.0, 14.0, 0.0, 0.05, 0.05, 0.4, 0.5, 0.5, 0.04, 0.7,
0.7, .078125);
renderTeapot(gl, 14.0, 11.0, 0.0, 0.05, 0.0, 0.4, 0.5, 0.4, 0.04, 0.7,
0.04, .078125);
renderTeapot(gl, 14.0, 8.0, 0.05, 0.0, 0.0, 0.5, 0.4, 0.4, 0.7, 0.04,
0.04, .078125);
renderTeapot(gl, 14.0, 5.0, 0.05, 0.05, 0.05, 0.5, 0.5, 0.5, 0.7, 0.7,
0.7, .078125);
renderTeapot(gl, 14.0, 2.0, 0.05, 0.05, 0.0, 0.5, 0.5, 0.4, 0.7, 0.7,
0.04, .078125);
gl.glFlush();
}
public void reshape(GLAutoDrawable drawable, int x, int y, int w, int h) {
GL2 gl = drawable.getGL().getGL2();
//
gl.glViewport(0, 0, w, h);
gl.glMatrixMode(GL2.GL_PROJECTION);
gl.glLoadIdentity();
if (w <= h)
gl.glOrtho(0.0, 16.0, 0.0, 16.0 * (float) h / (float) w, -10.0,
10.0);
else
gl.glOrtho(0.0, 16.0 * (float) w / (float) h, 0.0, 16.0, -10.0,
10.0);
gl.glMatrixMode(GL2.GL_MODELVIEW);
}
public void displayChanged(GLAutoDrawable drawable, boolean modeChanged,
boolean deviceChanged) {
}
/*
* Move object into position. Use 3rd through 12th parameters to specify the
* material property. Draw a teapot.
*/
private void renderTeapot(GL2 gl, double x, double y, double ambr,
double ambg, double ambb, double difr, double difg, double difb,
double specr, double specg, double specb, double shine) {
float mat[] = new float[4];
gl.glPushMatrix();
gl.glTranslatef((float) x, (float) y, 0.0f);
mat[0] = (float) ambr;
mat[1] = (float) ambg;
mat[2] = (float) ambb;
mat[3] = 1.0f;
gl.glMaterialfv(GL.GL_FRONT, GL2.GL_SPECULAR, mat, 0);
mat[0] = (float) difr;
mat[1] = (float) difg;
mat[2] = (float) difb;
gl.glMaterialfv(GL.GL_FRONT, GL2.GL_DIFFUSE, mat, 0);
mat[0] = (float) specr;
mat[1] = (float) specg;
mat[2] = (float) specb;
gl.glMaterialfv(GL.GL_FRONT, GL2.GL_SPECULAR, mat, 0);
gl.glMaterialf(GL.GL_FRONT, GL2.GL_SHININESS, (float) (shine * 128.0f));
glut.glutSolidTeapot(1.0f);
gl.glPopMatrix();
}
public void keyTyped(KeyEvent key) {
}
public void keyPressed(KeyEvent key) {
switch (key.getKeyCode()) {
case KeyEvent.VK_ESCAPE:
System.exit(0);
break;
default:
break;
}
}
public void keyReleased(KeyEvent key) {
}
public void dispose(GLAutoDrawable arg0) {
}
}
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