import javax.swing.*;
import javax.media.opengl.*;
import javax.media.opengl.glu.*;
+import java.util.*;
-public class Main implements GLEventListener {
+// FEATURE: check google's 3D warehouse for sample shapes
+
+public class Main implements GLEventListener, MouseListener, MouseMotionListener, KeyListener, MouseWheelListener {
+
+ boolean alt = false;
+ boolean shift = false;
+ boolean control = false;
+
+ public void mouseWheelMoved(MouseWheelEvent e) {
+ tz -= e.getWheelRotation() ;
+ }
+
+ public void keyTyped(KeyEvent e) { }
+ public void keyPressed(KeyEvent e) {
+ switch(e.getKeyCode()) {
+ case KeyEvent.VK_CONTROL: control = true; break;
+ case KeyEvent.VK_ALT: alt = true; break;
+ case KeyEvent.VK_SHIFT: shift = true; break;
+ }
+ }
+ public void keyReleased(KeyEvent e) {
+ switch(e.getKeyCode()) {
+ case KeyEvent.VK_CONTROL: control = false; break;
+ case KeyEvent.VK_ALT: alt = false; break;
+ case KeyEvent.VK_SHIFT: shift = false; break;
+ }
+ }
+
+ public void mouseClicked(MouseEvent e) { }
+ public void mouseEntered(MouseEvent e) { }
+ public void mouseExited(MouseEvent e) { }
+ public void mousePressed(MouseEvent e) { }
+ public void mouseReleased(MouseEvent e) { }
+
+ int mousex;
+ int mousey;
+ public void mouseMoved(MouseEvent e) {
+ mousex = e.getX();
+ mousey = e.getY();
+ }
+
+ float tx = 0;
+ float ty = 0;
+ float tz = 0;
+ float anglex = 0;
+ float angley = 0;
+ public void mouseDragged(MouseEvent e) {
+ if (shift) {
+ tx += (mousex - e.getX())/(float)20;
+ ty += (mousey - e.getY())/(float)20;
+ } else {
+ anglex -= mousex - e.getX();
+ angley += mousey - e.getY();
+ }
+ mousex = e.getX();
+ mousey = e.getY();
+ }
private Geom geom = new Geom();
geom.new V( 0, 0, -0.2),
};
- for(Geom.V v : translations) {
- for(Geom.P p1 : points) {
- for(Geom.P p2 : points) {
- if (p1.plus(v).minus(p2).mag() < Geom.EPSILON) {
- System.out.println("bind " + p1 + " to " + p2);
- p1.bind(p2);
- }
- }
- }
- }
-
// top
geom.newT(ltf, mtf, mtn);
geom.newT(mtn, ltn, ltf);
geom.newT(rtf, mtf, rbf);
geom.newT(rbf, mtf, mbf);
+ for(Geom.V v : translations) {
+ for(Geom.T t1 : geom) {
+ for(Geom.T t2 : geom) {
+ if (t1==t2) continue;
+
+ if ((t1.p1().plus(v).minus(t2.p1()).mag() < Geom.EPSILON) &&
+ (t1.p2().plus(v).minus(t2.p3()).mag() < Geom.EPSILON) &&
+ (t1.p3().plus(v).minus(t2.p2()).mag() < Geom.EPSILON)) {
+ t1.e1().bind(t2.e3().pair);
+ t1.e2().bind(t2.e2().pair);
+ t1.e3().bind(t2.e1().pair);
+ }
+ if ((t1.p2().plus(v).minus(t2.p1()).mag() < Geom.EPSILON) &&
+ (t1.p3().plus(v).minus(t2.p3()).mag() < Geom.EPSILON) &&
+ (t1.p1().plus(v).minus(t2.p2()).mag() < Geom.EPSILON)) {
+ t1.e2().bind(t2.e3().pair);
+ t1.e3().bind(t2.e2().pair);
+ t1.e1().bind(t2.e1().pair);
+ }
+ if ((t1.p3().plus(v).minus(t2.p1()).mag() < Geom.EPSILON) &&
+ (t1.p1().plus(v).minus(t2.p3()).mag() < Geom.EPSILON) &&
+ (t1.p2().plus(v).minus(t2.p2()).mag() < Geom.EPSILON)) {
+ t1.e3().bind(t2.e3().pair);
+ t1.e1().bind(t2.e2().pair);
+ t1.e2().bind(t2.e1().pair);
+ }
+ }
+ }
+ }
+
+ //Geom.P mid = geom.newE(ltf, lbn).shatter();
+
+ //tx.e2.shatter();
+ //tx.e3.shatter();
+
+ //mid.move(geom.new V((float)-0.05,0,0));
+
+ //mtf.move(geom.new V(0, (float)-0.05, (float)0.05));
+
+
+ for(Geom.T t : geom) {
+ t.e1().dobind();
+ t.e2().dobind();
+ t.e3().dobind();
+ }
+
+ for(int i=0; i<100; i++) {
+ rand();
+ }
+
+
/*
for(int i=0; i<stlf.coordArray.length; i+=3) {
Geom.P p1 = geom.newP(stlf.coordArray[i+1].x * MAG, stlf.coordArray[i+1].y * MAG, stlf.coordArray[i+1].z * MAG);
Geom.P p2 = geom.newP(stlf.coordArray[i+2].x * MAG, stlf.coordArray[i+2].y * MAG, stlf.coordArray[i+2].z * MAG);
Geom.V n = geom.new V(stlf.normArray[i/3].x * MAG, stlf.normArray[i/3].y * MAG, stlf.normArray[i/3].z * MAG);
- Geom.T t = geom.newT(geom.newE(p0, p1), geom.newE(p1, p2), geom.newE(p2, p0), n);
+ Geom.T t = geom.newT(p0, p1, p2, n);
}
*/
- mtf.move(geom.new V(0, (float)-0.05, (float)0.05));
+ }
+ Random random = new Random();
+ public void rand() {
+ int which = Math.abs(random.nextInt()) % points.length;
+ float r1 = Math.abs(random.nextFloat());
+ r1 = r1 - (float)Math.floor(r1);
+ r1 = r1 * (float)0.01;
+ r1 = r1 - (float)0.005;
+ switch(Math.abs(random.nextInt()) % 3) {
+ case 0: points[which].move(geom.new V((float)0, (float)r1, (float)0.00)); break;
+ case 1: points[which].move(geom.new V((float)r1, (float)0, (float)0.00)); break;
+ case 2: points[which].move(geom.new V((float)0, (float)0, (float)r1)); break;
+ }
}
/**
*/
public void init(GLAutoDrawable gld) {
GL gl = gld.getGL();
- GLU glu = new GLU();
gl.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
- gl.glClearDepth(1.0);
gl.glViewport(0, 0, 500, 300);
gl.glMatrixMode(GL.GL_PROJECTION);
gl.glEnable(GL.GL_DEPTH_TEST);
+ gl.glClearDepth(1.0);
gl.glDepthFunc(GL.GL_LEQUAL);
-
gl.glLoadIdentity();
- gl.glRotatef((float)45, 1, 1, 1);
-
//glu.gluOrtho2D(0.0, 500.0, 0.0, 300.0);
display(gld);
}
- public static int angle = 0;
-
public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) { }
public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) { }
public void display(GLAutoDrawable drawable) {
GL gl = drawable.getGL();
+ GLU glu = new GLU();
gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
gl.glPointSize(5.0f);
gl.glLoadIdentity();
- gl.glRotatef(angle, 1, 1, 1);
+ glu.gluPerspective(50-tz, ((float)drawable.getWidth())/drawable.getHeight(), 0.5, 10);
+ glu.gluLookAt(0, 0, -1, 0, 0, 0, 0, 1, 0);
+ gl.glTranslatef(tx/(float)20, ty/(float)20, 0);
+ gl.glRotatef(anglex, 0, 1, 0);
+ gl.glRotatef(angley, 1, 0, 0);
gl.glBegin(GL.GL_TRIANGLES);
draw(gl, true);
gl.glEnd();
-
+
for(Geom.V v1 : translations) {
if (v1.z==0 && v1.y==0) continue;
Geom.V v = v1.times((float)1.1);
draw(gl, false);
gl.glTranslatef(-v.x, -v.y, -v.z);
}
+
}
private void draw(GL gl, boolean triangles) {
green -= .12f;
blue -= .15f;
gl.glColor3f(red, green, blue);
+ switch(t.color) {
+ case 0: gl.glColor3f((float)0.25, (float)0.25, (float)0.75); break;
+ case 1: gl.glColor3f((float)0.25, (float)0.75, (float)0.25); break;
+ case 2: gl.glColor3f((float)0.75, (float)0.25, (float)0.25); break;
+ case 3: gl.glColor3f((float)0.50, (float)0.50, (float)0.50); break;
+ }
//gl.glBegin(GL.GL_LINES);
if (triangles) {
gl.glBegin(GL.GL_TRIANGLES);
gl.glEnd();
} else {
gl.glBegin(GL.GL_LINES);
- t.e1.p1.glVertex(gl);
- t.e1.p2.glVertex(gl);
- t.e2.p1.glVertex(gl);
- t.e2.p2.glVertex(gl);
- t.e3.p1.glVertex(gl);
- t.e3.p2.glVertex(gl);
+ t.e1().p1.glVertex(gl);
+ t.e1().p2.glVertex(gl);
+ t.e2().p1.glVertex(gl);
+ t.e2().p2.glVertex(gl);
+ t.e3().p1.glVertex(gl);
+ t.e3().p2.glVertex(gl);
gl.glEnd();
}
- /*
+
Geom.P centroid = t.centroid();
gl.glBegin(GL.GL_LINES);
gl.glColor3f(1, 1, 1);
+ /*
centroid.glVertex(gl);
centroid.plus(t.norm().times(t.diameter())).glVertex(gl);
+ */
+ /*
t.p1().glVertex(gl);
t.p1().plus(t.p1().norm().times(t.diameter())).glVertex(gl);
- gl.glEnd();
+ t.p2().glVertex(gl);
+ t.p2().plus(t.p2().norm().times(t.diameter())).glVertex(gl);
+ t.p3().glVertex(gl);
+ t.p3().plus(t.p3().norm().times(t.diameter())).glVertex(gl);
*/
+ gl.glEnd();
+
}
}
GLCanvas glcanvas = new GLCanvas();
glcanvas.addGLEventListener(main);
f.add(glcanvas, BorderLayout.CENTER);
+ f.pack();
f.show();
- f.setSize(500, 300);
+ f.setSize(900, 900);
+ f.doLayout();
+
+ glcanvas.addMouseListener(main);
+ glcanvas.addMouseMotionListener(main);
+ glcanvas.addMouseWheelListener(main);
+ glcanvas.addKeyListener(main);
+
while(true) {
Thread.sleep(100);
- angle+=5;
glcanvas.repaint();
- }
+ main.rand();
+ }
+
}
}
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