import javax.swing.*;
import javax.media.opengl.*;
import javax.media.opengl.glu.*;
+import java.util.*;
-public class Main implements GLEventListener {
+// FIXME: recenter goal to have centroid coincident with tile
+// FIXME: re-orient goal (how?)
+// fish case: ensure that spinal axis of fish is the x-axis of the tile
- private Geom geom = new Geom();
+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 tile = new Geom();
+ private Geom goal = new Geom();
+
+ /** magnification factor */
+ private static final float MAG = 1;
+
+ Geom.M[] translations;
+ Geom.V[] points;
public Main(StlFile stlf) {
+
for(int i=0; i<stlf.coordArray.length; i+=3) {
- Geom.P p0 = geom.newP(stlf.coordArray[i+0].x, stlf.coordArray[i+0].y, stlf.coordArray[i+0].z);
- Geom.P p1 = geom.newP(stlf.coordArray[i+1].x, stlf.coordArray[i+1].y, stlf.coordArray[i+1].z);
- Geom.P p2 = geom.newP(stlf.coordArray[i+2].x, stlf.coordArray[i+2].y, stlf.coordArray[i+2].z);
- Geom.T t = geom.newT(geom.newE(p0, p1), geom.newE(p1, p2), geom.newE(p2, p0));
+ Geom.V p0 = goal.register(new Geom.P(stlf.coordArray[i+0].x * MAG, stlf.coordArray[i+0].y * MAG, stlf.coordArray[i+0].z * MAG));
+ Geom.V p1 = goal.register(new Geom.P(stlf.coordArray[i+1].x * MAG, stlf.coordArray[i+1].y * MAG, stlf.coordArray[i+1].z * MAG));
+ Geom.V p2 = goal.register(new Geom.P(stlf.coordArray[i+2].x * MAG, stlf.coordArray[i+2].y * MAG, stlf.coordArray[i+2].z * MAG));
+ Geom.Vec n = new Geom.Vec(stlf.normArray[i/3].x * MAG, stlf.normArray[i/3].y * MAG, stlf.normArray[i/3].z * MAG);
+ Geom.T t = goal.newT(p0, p1, p2, n);
+ }
+
+ // rotate to align major axis -- this probably needs to be done by a human.
+ goal.transform(new Geom.M(new Geom.Vec(0, 0, 1), (float)(Math.PI/2)));
+
+
+ float goal_width = goal.diagonal().dot(new Geom.Vec(1, 0, 0));
+ float goal_height = goal.diagonal().dot(new Geom.Vec(0, 1, 0));
+ float goal_depth = goal.diagonal().dot(new Geom.Vec(0, 0, 1));
+
+ float width = (float)0.6;
+ float height = (float)0.08;
+ float depth = (float)0.3;
+ translations = new Geom.M[] {
+
+ new Geom.M(new Geom.Vec(-(width/2), height, 0)),
+ new Geom.M(new Geom.Vec( (width/2), height, 0)),
+ new Geom.M(new Geom.Vec(-(width/2), -height, 0)),
+ new Geom.M(new Geom.Vec( (width/2), -height, 0)),
+ new Geom.M(new Geom.Vec(-(width/2), 0, depth)),
+ new Geom.M(new Geom.Vec( (width/2), 0, depth)),
+ new Geom.M(new Geom.Vec(-(width/2), 0, -depth)),
+ new Geom.M(new Geom.Vec( (width/2), 0, -depth)),
+
+ new Geom.M(new Geom.Vec( width, 0, 0)),
+ new Geom.M(new Geom.Vec(-width, 0, 0)),
+ /*
+ new Geom.M(new Geom.Vec( 0, 0, depth)),
+ new Geom.M(new Geom.Vec( 0, 0, -depth)),
+ */
+ };
+
+
+ Geom.V ltf = tile.register(new Geom.P(-(width/2), (height/2), (depth/2)));
+ Geom.V mtf = tile.register(new Geom.P( 0.0, (height/2), (depth/2)));
+ Geom.V rtf = tile.register(new Geom.P( (width/2), (height/2), (depth/2)));
+ Geom.V ltn = tile.register(new Geom.P(-(width/2), (height/2), -(depth/2)));
+ Geom.V mtn = tile.register(new Geom.P( 0.0, (height/2), -(depth/2)));
+ Geom.V rtn = tile.register(new Geom.P( (width/2), (height/2), -(depth/2)));
+ Geom.V lbf = tile.register(new Geom.P(-(width/2), -(height/2), (depth/2)));
+ Geom.V mbf = tile.register(new Geom.P( 0.0, -(height/2), (depth/2)));
+ Geom.V rbf = tile.register(new Geom.P( (width/2), -(height/2), (depth/2)));
+ Geom.V lbn = tile.register(new Geom.P(-(width/2), -(height/2), -(depth/2)));
+ Geom.V mbn = tile.register(new Geom.P( 0.0, -(height/2), -(depth/2)));
+ Geom.V rbn = tile.register(new Geom.P( (width/2), -(height/2), -(depth/2)));
+
+ points = new Geom.V[] {
+ ltf,
+ mtf,
+ rtf,
+ ltn,
+ mtn,
+ rtn,
+ lbf,
+ mbf,
+ rbf,
+ lbn,
+ mbn,
+ rbn
+ };
+
+
+ // top
+ tile.newT(ltf, mtf, mtn);
+ tile.newT(mtn, ltn, ltf);
+ tile.newT(mtf, rtf, rtn);
+ tile.newT(rtn, mtn, mtf);
+
+ // bottom (swap normals)
+ tile.newT(mbf, lbf, mbn);
+ tile.newT(lbn, mbn, lbf);
+ tile.newT(rbf, mbf, rbn);
+ tile.newT(mbn, rbn, mbf);
+
+ // left
+ tile.newT(ltf, ltn, lbn);
+ tile.newT(lbn, lbf, ltf);
+
+ // right (swap normals)
+ tile.newT(rtn, rtf, rbn);
+ tile.newT(rbf, rbn, rtf);
+
+ // front
+ tile.newT(ltn, mtn, mbn);
+ tile.newT(ltn, mbn, lbn);
+ tile.newT(mtn, rtn, rbn);
+ tile.newT(mtn, rbn, mbn);
+
+ // back
+ tile.newT(mtf, ltf, mbf);
+ tile.newT(mbf, ltf, lbf);
+ tile.newT(rtf, mtf, rbf);
+ tile.newT(rbf, mtf, mbf);
+
+ for(Geom.M m : translations) {
+ for(Geom.T t1 : tile) {
+ for(Geom.T t2 : tile) {
+ if (t1==t2) continue;
+
+ if ((t1.p1().p.times(m).minus(t2.p1().p).mag() < Geom.EPSILON) &&
+ (t1.p2().p.times(m).minus(t2.p3().p).mag() < Geom.EPSILON) &&
+ (t1.p3().p.times(m).minus(t2.p2().p).mag() < Geom.EPSILON)) {
+ t1.e1().bind(t2.e3().pair);
+ t1.e2().bind(t2.e2().pair);
+ t1.e3().bind(t2.e1().pair);
+ }
+ if ((t1.p2().p.times(m).minus(t2.p1().p).mag() < Geom.EPSILON) &&
+ (t1.p3().p.times(m).minus(t2.p3().p).mag() < Geom.EPSILON) &&
+ (t1.p1().p.times(m).minus(t2.p2().p).mag() < Geom.EPSILON)) {
+ t1.e2().bind(t2.e3().pair);
+ t1.e3().bind(t2.e2().pair);
+ t1.e1().bind(t2.e1().pair);
+ }
+ if ((t1.p3().p.times(m).minus(t2.p1().p).mag() < Geom.EPSILON) &&
+ (t1.p1().p.times(m).minus(t2.p3().p).mag() < Geom.EPSILON) &&
+ (t1.p2().p.times(m).minus(t2.p2().p).mag() < Geom.EPSILON)) {
+ t1.e3().bind(t2.e3().pair);
+ t1.e1().bind(t2.e2().pair);
+ t1.e2().bind(t2.e1().pair);
+ }
+ }
+ }
+ }
+
+ //xGeom.V mid = lbf.getE(mbn).shatter();
+
+ // rescale to match volume
+ float factor = (float)Math.pow(tile.volume() / goal.volume(), 1.0/3.0);
+ goal.transform(new Geom.M(factor));
+
+ // translate to match centroid
+ goal.transform(new Geom.M(tile.centroid().minus(goal.centroid())));
+
+ //tx.e2.shatter();
+ //tx.e3.shatter();
+
+
+ tile.bind();
+
+ //mid.move(new Geom.Vec((float)0,0,(float)-0.05));
+ //ltn.move(new Geom.Vec((float)0,0,(float)-0.05));
+
+ //mtf.move(new Geom.Vec(0, (float)-0.05, (float)0.05));
+
+
+ System.out.println("tile volume: " + tile.volume());
+ System.out.println("goal volume: " + goal.volume());
+
+ tile.score_against = goal;
+ goal.score_against = tile;
+ }
+ Random random = new Random();
+
+ public synchronized void breakit() {
+ if (verts > 300) return;
+ //double min = (tile.avgedge/tile.numedges)*(1+(4/(double)verts));
+ //if (verts>0 && tile.es.peek().length() < min) return;
+ PriorityQueue<Geom.E> es = new PriorityQueue<Geom.E>();
+ for(Geom.E e : tile.es) es.add(e);
+ for(int i=0; i<10; i++) {
+ Geom.E e = es.poll();
+ verts++;
+ System.out.println("shatter " + e);
+ e.shatter();
+ tile.unbind();
+ tile.bind();
+ }
+ }
+
+ public synchronized void rand(double temperature, Geom.V p) {
+ double tile_score = tile.score();
+ double goal_score = goal.score();
+
+ p.rescore();
+ //if (p.watch==null) return;
+ float r1 = Math.abs(random.nextFloat());
+ r1 = r1 - (float)Math.floor(r1);
+ r1 = r1 * (float)0.01;
+ r1 = r1 - (float)0.005;
+ Geom.Vec v = p.watchback().p.minus(p.p).norm().times(r1);
+
+ //v = p.norm().times(v.dot(p.norm()));
+
+ boolean aspect = false;//(Math.abs(random.nextInt()) % 100) <= 2;
+ Geom.M old_tile_aspect = null;//goal.aspect;
+ boolean good = true;
+ if (aspect) {
+ /*
+ v = v.times(10);
+ tile.aspect = new Geom.M(tile.aspect.a / (v.x+1), tile.aspect.f / (v.y+1), tile.aspect.k / (v.z+1));
+ tile.invaspect = new Geom.M(1/tile.aspect.a, 1/tile.aspect.f, 1/tile.aspect.k);
+ goal.rescore();
+ tile.rescore();
+ */
+ } else {
+ good = p.move(v);
+ }
+ double new_tile_score = tile.score();
+ double new_goal_score = goal.score();
+ double tile_delta = new_tile_score - tile_score;
+ double goal_delta = new_goal_score - goal_score;
+ double delta = tile_delta + goal_delta;
+ double swapProbability = Math.exp((-1 * delta) / temperature);
+ //boolean doSwap = Math.random() < swapProbability;
+ boolean doSwap = good && (tile_delta <= 0 && goal_delta <= 0);
+ if (doSwap) {
+ tile_score = new_tile_score;
+ goal_score = new_goal_score;
+ //System.out.println("score: " + tile_score + " / " + goal_score);
+ if (aspect) System.out.println("aspect " + v);
+ } else {
+ if (aspect) {
+ //tile.aspect = old_tile_aspect;
+ //tile.invaspect = new Geom.M(1/tile.aspect.a, 1/tile.aspect.f, 1/tile.aspect.k);
+ goal.rescore();
+ tile.rescore();
+ } else {
+ p.move(v.times(-1));
+ }
}
}
*/
public void init(GLAutoDrawable gld) {
GL gl = gld.getGL();
- GLU glu = new GLU();
gl.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
gl.glViewport(0, 0, 500, 300);
+ gl.glEnable(GL.GL_DEPTH_TEST);
+ gl.glClearDepth(1.0);
+ gl.glDepthFunc(GL.GL_LEQUAL);
gl.glMatrixMode(GL.GL_PROJECTION);
gl.glLoadIdentity();
- //glu.gluOrtho2D(0.0, 500.0, 0.0, 300.0);
+ gl.glMatrixMode(GL.GL_MODELVIEW);
display(gld);
}
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) {
- float red = 0.0f;
- float green = 0.0f;
- float blue = 0.0f;
+ public synchronized void display(GLAutoDrawable drawable) {
GL gl = drawable.getGL();
- gl.glClear(GL.GL_COLOR_BUFFER_BIT);
+ GLU glu = new GLU();
+ gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
gl.glPointSize(5.0f);
+ gl.glLoadIdentity();
+ 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/3, 0, 1, 0);
+ gl.glRotatef(angley/3, 1, 0, 0);
- for(Geom.T t : geom) {
- red -= .09f;
- green -= .12f;
- blue -= .15f;
+ gl.glBegin(GL.GL_TRIANGLES);
+ draw(gl, true, tile);
+ gl.glEnd();
+
+ gl.glBegin(GL.GL_TRIANGLES);
+ gl.glColor4f((float)0.5, (float)0.5, (float)0.5, (float)0.8);
+ //draw(gl, false, goal);
+ gl.glEnd();
+
+
+ int i = 0;
+ //gl.glDisable(GL.GL_DEPTH_TEST);
+ gl.glColor4f(1,1,1,1);
+ for(Geom.M m : translations) {
+ //if (v1.z==0 && v1.y==0) continue;
+ i++;
+ if (i != 1 /*&& i!=4*/) continue;
+ Geom.P p = new Geom.P(0, 0, 0).times(m);
+ Geom.Vec v = new Geom.Vec(p.x, p.y, p.z);
+ v = v.times((float)1.04);
+ gl.glTranslatef(v.x, v.y, v.z);
+ draw(gl, false, tile);
+ gl.glTranslatef(-v.x, -v.y, -v.z);
+ }
+ //gl.glEnable(GL.GL_DEPTH_TEST);
+ }
+
+ private synchronized void draw(GL gl, boolean triangles, Geom mesh) {
+ float red = 0.0f;
+ float green = 0.0f;
+ float blue = 0.0f;
+ for(Geom.T t : mesh) {
if (red < 0.15) red = 1.0f;
if (green < 0.15) green = 1.0f;
if (blue < 0.15) blue = 1.0f;
- gl.glColor3f(red, green, blue);
- gl.glBegin(GL.GL_TRIANGLES);
- t.glVertices(gl);
+ red -= .09f;
+ green -= .12f;
+ blue -= .15f;
+
+ if (triangles) switch(t.color) {
+ case 0: gl.glColor4f((float)0.25, (float)0.25, (float)0.75, (float)0.3); break;
+ case 1: gl.glColor4f((float)0.25, (float)0.75, (float)0.25, (float)0.3); break;
+ case 2: gl.glColor4f((float)0.75, (float)0.25, (float)0.25, (float)0.3); break;
+ case 3: gl.glColor4f((float)0.50, (float)0.50, (float)0.50, (float)0.3); break;
+ }
+ //gl.glBegin(GL.GL_LINES);
+
+ if (triangles) {
+ gl.glBegin(GL.GL_TRIANGLES);
+ t.glVertices(gl);
+ gl.glEnd();
+ } else {
+ gl.glBegin(GL.GL_LINES);
+ t.e1().p1.p.glVertex(gl);
+ t.e1().p2.p.glVertex(gl);
+ t.e2().p1.p.glVertex(gl);
+ t.e2().p2.p.glVertex(gl);
+ t.e3().p1.p.glVertex(gl);
+ t.e3().p2.p.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);
+ */
+
+ if (mesh==goal)
+ for(Geom.V p : new Geom.V[] { t.p1(), t.p2(), t.p3() }) {
+ p.p.glVertex(gl);
+ //p.plus(p.norm().times(p.score()*10)).glVertex(gl);
+ p.partner().p.glVertex(gl);
+ //tile.nearest(p).centroid().glVertex(gl);
+ }
+
gl.glEnd();
+
}
}
public static void main(String[] s) throws Exception {
StlFile stlf = new StlFile();
- stlf.load("teapot.stl");
+ stlf.load("simplefish.stl");
Main main = new Main(stlf);
Frame f = new Frame();
GLCapabilities glcaps = new GLCapabilities();
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);
+
+ main.anneal(glcanvas);
+ }
+ public static int verts = 0;
+ public void anneal(GLCanvas glcanvas) throws Exception {
+ int verts = 0;
+ while(true) {
+ //Thread.sleep(10);
+ for(int i=0; i<1; i++) {
+ glcanvas.repaint();
+ //tile.ts.get(Math.abs(random.nextInt()) % tile.ts.size()).e1().p1
+ for(Geom.T t : tile)
+ for(Geom.V p : new Geom.V[] { t.p1(), t.p2(), t.p3() }) {
+ rand(10,p);
+ }
+ goal.rescore();
+ tile.rescore();
+ }
+ breakit();
+ }
+
}
}
\ No newline at end of file
projects / anneal.git / blobdiff