import edu.berkeley.qfat.geom.*;
import edu.berkeley.qfat.geom.Point;
-// 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
-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 Mesh tile = new Mesh();
- private Mesh goal = new Mesh();
+public class Main extends MeshViewer {
+ public static final Random random = new Random();
+
/** magnification factor */
private static final float MAG = 1;
- Matrix[] translations;
- Mesh.Vert[] points;
-
- public Main(StlFile stlf) {
+ public Main(StlFile stlf, Frame f) {
+ super(f);
for(int i=0; i<stlf.coordArray.length; i+=3) {
- Mesh.Vert p0 = goal.register(new Point(stlf.coordArray[i+0].x * MAG, stlf.coordArray[i+0].y * MAG, stlf.coordArray[i+0].z * MAG));
- Mesh.Vert p1 = goal.register(new Point(stlf.coordArray[i+1].x * MAG, stlf.coordArray[i+1].y * MAG, stlf.coordArray[i+1].z * MAG));
- Mesh.Vert p2 = goal.register(new Point(stlf.coordArray[i+2].x * MAG, stlf.coordArray[i+2].y * MAG, stlf.coordArray[i+2].z * MAG));
+ Point p0 = new Point(stlf.coordArray[i+0].x * MAG, stlf.coordArray[i+0].y * MAG, stlf.coordArray[i+0].z * MAG);
+ Point p1 = new Point(stlf.coordArray[i+1].x * MAG, stlf.coordArray[i+1].y * MAG, stlf.coordArray[i+1].z * MAG);
+ Point p2 = new Point(stlf.coordArray[i+2].x * MAG, stlf.coordArray[i+2].y * MAG, stlf.coordArray[i+2].z * MAG);
Vec n = new Vec(stlf.normArray[i/3].x * MAG, stlf.normArray[i/3].y * MAG, stlf.normArray[i/3].z * MAG);
Mesh.T t = goal.newT(p0, p1, p2, n);
}
};
- Mesh.Vert ltf = tile.register(new Point(-(width/2), (height/2), (depth/2)));
- Mesh.Vert mtf = tile.register(new Point( 0.0, (height/2), (depth/2)));
- Mesh.Vert rtf = tile.register(new Point( (width/2), (height/2), (depth/2)));
- Mesh.Vert ltn = tile.register(new Point(-(width/2), (height/2), -(depth/2)));
- Mesh.Vert mtn = tile.register(new Point( 0.0, (height/2), -(depth/2)));
- Mesh.Vert rtn = tile.register(new Point( (width/2), (height/2), -(depth/2)));
- Mesh.Vert lbf = tile.register(new Point(-(width/2), -(height/2), (depth/2)));
- Mesh.Vert mbf = tile.register(new Point( 0.0, -(height/2), (depth/2)));
- Mesh.Vert rbf = tile.register(new Point( (width/2), -(height/2), (depth/2)));
- Mesh.Vert lbn = tile.register(new Point(-(width/2), -(height/2), -(depth/2)));
- Mesh.Vert mbn = tile.register(new Point( 0.0, -(height/2), -(depth/2)));
- Mesh.Vert rbn = tile.register(new Point( (width/2), -(height/2), -(depth/2)));
+ Point ltf = new Point(-(width/2), (height/2), (depth/2));
+ Point mtf = new Point( 0.0, (height/2), (depth/2));
+ Point rtf = new Point( (width/2), (height/2), (depth/2));
+ Point ltn = new Point(-(width/2), (height/2), -(depth/2));
+ Point mtn = new Point( 0.0, (height/2), -(depth/2));
+ Point rtn = new Point( (width/2), (height/2), -(depth/2));
+ Point lbf = new Point(-(width/2), -(height/2), (depth/2));
+ Point mbf = new Point( 0.0, -(height/2), (depth/2));
+ Point rbf = new Point( (width/2), -(height/2), (depth/2));
+ Point lbn = new Point(-(width/2), -(height/2), -(depth/2));
+ Point mbn = new Point( 0.0, -(height/2), -(depth/2));
+ Point rbn = new Point( (width/2), -(height/2), -(depth/2));
- points = new Mesh.Vert[] {
+ Point[] points = new Point[] {
ltf,
mtf,
rtf,
// top
- tile.newT(ltf, mtf, mtn);
- tile.newT(mtn, ltn, ltf);
- tile.newT(mtf, rtf, rtn);
- tile.newT(rtn, mtn, mtf);
+ tile.newT(ltf, mtf, mtn, null);
+ tile.newT(mtn, ltn, ltf, null);
+ tile.newT(mtf, rtf, rtn, null);
+ tile.newT(rtn, mtn, mtf, null);
// bottom (swap normals)
- tile.newT(mbf, lbf, mbn);
- tile.newT(lbn, mbn, lbf);
- tile.newT(rbf, mbf, rbn);
- tile.newT(mbn, rbn, mbf);
+ tile.newT(mbf, lbf, mbn, null);
+ tile.newT(lbn, mbn, lbf, null);
+ tile.newT(rbf, mbf, rbn, null);
+ tile.newT(mbn, rbn, mbf, null);
// left
- tile.newT(ltf, ltn, lbn);
- tile.newT(lbn, lbf, ltf);
+ tile.newT(ltf, ltn, lbn, null);
+ tile.newT(lbn, lbf, ltf, null);
// right (swap normals)
- tile.newT(rtn, rtf, rbn);
- tile.newT(rbf, rbn, rtf);
+ tile.newT(rtn, rtf, rbn, null);
+ tile.newT(rbf, rbn, rtf, null);
// front
- tile.newT(ltn, mtn, mbn);
- tile.newT(ltn, mbn, lbn);
- tile.newT(mtn, rtn, rbn);
- tile.newT(mtn, rbn, mbn);
+ tile.newT(ltn, mtn, mbn, null);
+ tile.newT(ltn, mbn, lbn, null);
+ tile.newT(mtn, rtn, rbn, null);
+ tile.newT(mtn, rbn, mbn, null);
// back
- tile.newT(mtf, ltf, mbf);
- tile.newT(mbf, ltf, lbf);
- tile.newT(rtf, mtf, rbf);
- tile.newT(rbf, mtf, mbf);
+ tile.newT(mtf, ltf, mbf, null);
+ tile.newT(mbf, ltf, lbf, null);
+ tile.newT(rtf, mtf, rbf, null);
+ tile.newT(rbf, mtf, mbf, null);
for(Matrix m : translations) {
for(Mesh.T t1 : tile) {
for(Mesh.T t2 : tile) {
if (t1==t2) continue;
- if ((t1.p1().p.times(m).minus(t2.p1().p).mag() < Mesh.EPSILON) &&
- (t1.p2().p.times(m).minus(t2.p3().p).mag() < Mesh.EPSILON) &&
- (t1.p3().p.times(m).minus(t2.p2().p).mag() < Mesh.EPSILON)) {
+ if ((t1.v1().p.times(m).minus(t2.v1().p).mag() < Mesh.EPSILON) &&
+ (t1.v2().p.times(m).minus(t2.v3().p).mag() < Mesh.EPSILON) &&
+ (t1.v3().p.times(m).minus(t2.v2().p).mag() < Mesh.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() < Mesh.EPSILON) &&
- (t1.p3().p.times(m).minus(t2.p3().p).mag() < Mesh.EPSILON) &&
- (t1.p1().p.times(m).minus(t2.p2().p).mag() < Mesh.EPSILON)) {
+ if ((t1.v2().p.times(m).minus(t2.v1().p).mag() < Mesh.EPSILON) &&
+ (t1.v3().p.times(m).minus(t2.v3().p).mag() < Mesh.EPSILON) &&
+ (t1.v1().p.times(m).minus(t2.v2().p).mag() < Mesh.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() < Mesh.EPSILON) &&
- (t1.p1().p.times(m).minus(t2.p3().p).mag() < Mesh.EPSILON) &&
- (t1.p2().p.times(m).minus(t2.p2().p).mag() < Mesh.EPSILON)) {
+ if ((t1.v3().p.times(m).minus(t2.v1().p).mag() < Mesh.EPSILON) &&
+ (t1.v1().p.times(m).minus(t2.v3().p).mag() < Mesh.EPSILON) &&
+ (t1.v2().p.times(m).minus(t2.v2().p).mag() < Mesh.EPSILON)) {
t1.e3().bind(t2.e3().pair);
t1.e1().bind(t2.e2().pair);
t1.e2().bind(t2.e1().pair);
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;
+ if (verts > 200) return;
PriorityQueue<Mesh.E> es = new PriorityQueue<Mesh.E>();
- for(Mesh.E e : tile.es) es.add(e);
+ for(Mesh.E e : tile.edges()) es.add(e);
for(int i=0; i<10; i++) {
Mesh.E e = es.poll();
verts++;
public synchronized void rand(double temperature, Mesh.Vert 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;
- 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;
- Matrix old_tile_aspect = null;//goal.aspect;
- boolean good = true;
- if (aspect) {
- /*
- v = v.times(10);
- tile.aspect = new Matrix(tile.aspect.a / (v.x+1), tile.aspect.f / (v.y+1), tile.aspect.k / (v.z+1));
- tile.invaspect = new Matrix(1/tile.aspect.a, 1/tile.aspect.f, 1/tile.aspect.k);
- goal.rescore();
- tile.rescore();
- */
- } else {
- good = p.move(v);
- }
+
+ Vec v = new Vec((random.nextFloat() - (float)0.5) / 1000,
+ (random.nextFloat() - (float)0.5) / 1000,
+ (random.nextFloat() - (float)0.5) / 1000);
+ //Matrix inv = p.errorQuadric();
+ //Vec v = new Vec(inv.d, inv.h, inv.l).norm().times(1/(float)1000);
+
+ boolean 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 goal_delta = 0;//new_goal_score - goal_score;
double delta = tile_delta + goal_delta;
- double swapProbability = Math.exp((-1 * delta) / temperature);
+ //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 Matrix(1/tile.aspect.a, 1/tile.aspect.f, 1/tile.aspect.k);
- goal.rescore();
- tile.rescore();
- } else {
- p.move(v.times(-1));
- }
+ p.move(v.times(-1));
}
}
- /**
- * Take care of initialization here.
- */
- public void init(GLAutoDrawable gld) {
- GL gl = gld.getGL();
- 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();
- 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 synchronized 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();
- 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);
-
- 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(Matrix m : translations) {
- //if (v1.z==0 && v1.y==0) continue;
- i++;
- if (i != 1 /*&& i!=4*/) continue;
- Point p = new Point(0, 0, 0).times(m);
- Vec v = new 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, Mesh mesh) {
- float red = 0.0f;
- float green = 0.0f;
- float blue = 0.0f;
- for(Mesh.T t : mesh) {
- if (red < 0.15) red = 1.0f;
- if (green < 0.15) green = 1.0f;
- if (blue < 0.15) blue = 1.0f;
- 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();
- }
-
- Point 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(Mesh.Vert p : new Mesh.Vert[] { 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("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(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 {
+ public void anneal() throws Exception {
int verts = 0;
while(true) {
//Thread.sleep(10);
for(int i=0; i<1; i++) {
- glcanvas.repaint();
+ repaint();
//tile.ts.get(Math.abs(random.nextInt()) % tile.ts.size()).e1().p1
for(Mesh.T t : tile)
- for(Mesh.Vert p : new Mesh.Vert[] { t.p1(), t.p2(), t.p3() }) {
+ for(Mesh.Vert p : new Mesh.Vert[] { t.v1(), t.v2(), t.v3() }) {
rand(10,p);
}
+ goal.unscore();
+ tile.unscore();
+ goal.fundamental();
+ tile.fundamental();
goal.rescore();
tile.rescore();
}
}
+ public static void main(String[] s) throws Exception {
+ StlFile stlf = new StlFile();
+ stlf.load("simplefish.stl");
+ Frame f = new Frame();
+ Main main = new Main(stlf, f);
+ main.anneal();
+ }
}
\ No newline at end of file