src/edu/berkeley/qfat/MeshViewer.java

   1 package edu.berkeley.qfat;
   2 import java.io.*;
   3 import java.nio.*;
   4 import java.awt.*;
   5 import java.awt.event.*;
   6 import javax.swing.*;
   7 import javax.media.opengl.*;
   8 import javax.media.opengl.glu.*;
   9 import com.sun.opengl.util.*;
  10 import java.util.*;
  11 import edu.berkeley.qfat.geom.*;
  12 import edu.berkeley.qfat.geom.Point;
  13
  14 public class MeshViewer extends Viewer {
  15
  16     public int whichNeighbor = 1;
  17
  18     public double temp;
  19     public boolean tileon = true;
  20     public boolean tilemeshon = false;
  21     public boolean goalon = true;
  22     public boolean anneal = false;
  23     public boolean hillclimb = false;
  24     public boolean neighbors = false;
  25     public boolean neighborsWire = false;
  26     public boolean neighborsWireOne = false;
  27     public boolean errorNormals = false;
  28
  29     public boolean force = false;
  30     public Matrix[] transforms;
  31     public Mesh.Vertex[] points;
  32     public int breaks = 0;
  33
  34     public int temps;
  35     public int accepts;
  36     public    int vertss;
  37     protected HashSet<Mesh.T> safeTriangles = new HashSet<Mesh.T>();
  38
  39     public MeshViewer(JFrame f) { super(f); }
  40
  41
  42     public void _display(GLAutoDrawable drawable, GL gl) {
  43
  44         if (transforms==null) return;
  45         glcanvas.setSize(f.getWidth(), f.getHeight() - 100);
  46         Graphics2D g = (Graphics2D)f.getGraphics();
  47         g.setColor(Color.black);
  48         g.fillRect(0, f.getHeight()-100, f.getWidth(), f.getHeight());
  49         g.setColor(Color.red);
  50         int top = f.getHeight()-70;
  51         g.drawString("temperature: "+temps, 10, 30+top);
  52         g.drawString("acceptance: "+accepts, 10, 50+top);
  53         g.drawString("vertices: "+vertss, 10, 70+top);
  54         g.fillRect(140, 25+top, temps, 10);
  55         g.fillRect(140, 45+top, accepts, 10);
  56         g.fillRect(140, 65+top, vertss, 10);
  57
  58         GLU glu = new GLU();
  59         gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
  60         gl.glPointSize(5.0f);
  61         gl.glLoadIdentity();
  62         glu.gluPerspective(50, ((float)drawable.getWidth())/drawable.getHeight(), 0.5, 10);
  63         glu.gluLookAt(0, 0, -((tz/10)-1), 0, 0, 0, 0, 1, 0);
  64         gl.glRotatef(anglex/3, 0, 1, 0);
  65         gl.glRotatef(-(angley/3), 1, 0, 0);
  66
  67
  68         gl.glDisable(GL.GL_LIGHTING);
  69         gl.glColor4f(1, 0, 0, 1);
  70         gl.glBegin(GL.GL_LINES);
  71         gl.glVertex3f(0,0,0);
  72         gl.glVertex3f(.3f,0,0);
  73         gl.glEnd();
  74         gl.glColor4f(0, 1, 0, 1);
  75         gl.glBegin(GL.GL_LINES);
  76         gl.glVertex3f(0,0,0);
  77         gl.glVertex3f(0,.3f,0);
  78         gl.glEnd();
  79         gl.glColor4f(0, 0, 1, 1);
  80         gl.glBegin(GL.GL_LINES);
  81         gl.glVertex3f(0,0,0);
  82         gl.glVertex3f(0,0,.3f);
  83         gl.glEnd();
  84         gl.glEnable(GL.GL_LIGHTING);
  85
  86
  87         gl.glBegin(GL.GL_TRIANGLES);
  88         if (tileon)
  89             draw(gl, true, safeTriangles);
  90         if (tilemeshon)
  91             draw(gl, false, safeTriangles);
  92         gl.glEnd();
  93
  94         //draw(gl, false, tile);
  95
  96         gl.glBegin(GL.GL_TRIANGLES);
  97         gl.glColor4f((float)0.5, (float)0.5, (float)0.5, (float)0.8);
  98         if (goalon)
  99             draw(gl, false, goal);
 100         gl.glEnd();
 101
 102
 103         int i = 0;
 104         gl.glColor4f(1,1,1,1);
 105         for(Matrix m : transforms) {
 106             i++;
 107             if (neighborsWireOne && i!=whichNeighbor) continue;
 108             if (neighbors) draw(gl, true, safeTriangles, m);
 109             else if (neighborsWire || neighborsWireOne) draw(gl, false, safeTriangles, m);
 110         }
 111
 112         gl.glDisable(GL.GL_LIGHTING);
 113         gl.glShadeModel(GL.GL_FLAT);
 114         if (closest != null) {
 115             gl.glColor3f(1,1,1);
 116             gl.glBegin(gl.GL_POINTS);
 117             closest.getPoint().glVertex(gl);
 118             gl.glEnd();
 119         }
 120
 121         gl.glFlush();
 122         gl.glDrawBuffer(GL.GL_BACK);
 123         gl.glReadBuffer( GL.GL_BACK );
 124         gl.glPixelStorei( GL.GL_PACK_ALIGNMENT, 1);
 125         gl.glFlush();
 126         gl.glDisable(GL.GL_LIGHTING);
 127         gl.glShadeModel(GL.GL_FLAT);
 128
 129     }
 130
 131
 132     private void draw(GL gl, boolean triangles, Iterable<Mesh.T> tris) { draw(gl, triangles, tris, Matrix.ONE); }
 133     private void draw(GL gl, boolean triangles, Iterable<Mesh.T> tris, Matrix m) {
 134         float red = 0.0f;
 135         float green = 0.0f;
 136         float blue = 0.0f;
 137         synchronized(this) {
 138         for(Mesh.T t : tris) {
 139             if (red < 0.15) red = 1.0f;
 140             if (green < 0.15) green = 1.0f;
 141             if (blue < 0.15) blue = 1.0f;
 142             red -= .09f;
 143             green -= .12f;
 144             blue -= .15f;
 145
 146             /*
 147             if (triangles) switch(t.color) {
 148                 case 0: gl.glColor4f((float)0.25, (float)0.25, (float)0.75, (float)0.3); break;
 149                 case 1: gl.glColor4f((float)0.25, (float)0.75, (float)0.25, (float)0.3); break;
 150                 case 2: gl.glColor4f((float)0.75, (float)0.25, (float)0.25, (float)0.3); break;
 151                 case 3: gl.glColor4f((float)0.50, (float)0.50, (float)0.50, (float)0.3); break;
 152                 case 4: gl.glColor4f((float)0.25, (float)0.75, (float)0.75, (float)0.3); break;
 153                 case 5: gl.glColor4f((float)0.25, (float)0.75, (float)0.75, (float)0.3); break;
 154                 case 6: gl.glColor4f((float)0.75, (float)0.25, (float)0.75, (float)0.3); break;
 155             }
 156             */
 157
 158             gl.glColor4f((float)(0.25+(0.05*t.color)),
 159                          (float)(0.25+(0.05*t.color)),
 160                          (float)(0.75+(0.05*t.color)),
 161                          (float)0.3);
 162             //if (t.v1().visible && t.v2().visible && t.v3().visible) continue;
 163
 164             /*
 165             if (t.e1().pair.t==null) gl.glColor4f((float)0.25, (float)0.25, (float)0.75, (float)0.3);
 166             else if (t.e2().pair.t==null) gl.glColor4f((float)0.25, (float)0.25, (float)0.75, (float)0.3);
 167             else if (t.e3().pair.t==null) gl.glColor4f((float)0.25, (float)0.25, (float)0.75, (float)0.3);
 168             else  gl.glColor4f((float)0.75, (float)0.25, (float)0.25, (float)0.3);
 169             */
 170             //gl.glBegin(GL.GL_LINES);
 171
 172             if (triangles) {
 173                 t.glTriangle(gl, m);
 174             } else {
 175                 gl.glDisable(GL.GL_LIGHTING);
 176                 gl.glBegin(GL.GL_LINES);
 177                 gl.glColor3f(1, 1, 1);
 178                 m.times(t.e1().p1.goodp).glVertex(gl);
 179                 m.times(t.e1().p2.goodp).glVertex(gl);
 180                 m.times(t.e2().p1.goodp).glVertex(gl);
 181                 m.times(t.e2().p2.goodp).glVertex(gl);
 182                 m.times(t.e3().p1.goodp).glVertex(gl);
 183                 m.times(t.e3().p2.goodp).glVertex(gl);
 184                 gl.glEnd();
 185                 gl.glEnable(GL.GL_LIGHTING);
 186             }
 187
 188             Point centroid = t.centroid();
 189             gl.glBegin(GL.GL_LINES);
 190             gl.glColor3f(1, 1, 1);
 191
 192             if (triangles && errorNormals)
 193                 for(Mesh.Vertex p : new Mesh.Vertex[] { t.v1(), t.v2(), t.v3() }) {
 194                     if (p.ok) {
 195                         //gl.glDisable(GL.GL_LIGHTING);
 196                         gl.glBegin(GL.GL_LINES);
 197                         gl.glColor3f(1, 1, 1);
 198                         p.p.glVertex(gl);
 199                         p.p.plus(p.norm().times((float)p.error()*10)).glVertex(gl);
 200                         //if (p.nearest_in_other_mesh != null) p.nearest_in_other_mesh.p.glVertex(gl);
 201                         //tile.nearest(p).centroid().glVertex(gl);
 202                         gl.glEnd();
 203                         //gl.glEnable(GL.GL_LIGHTING);
 204                     }
 205                 }
 206             gl.glEnd();
 207
 208         }
 209         }
 210     }
 211
 212     public synchronized void dump() {
 213         try {
 214         PrintWriter pw = new PrintWriter(new OutputStreamWriter(new FileOutputStream("dump.stl")));
 215         pw.println("solid dump");
 216         for(Mesh.T t : tile) {
 217             Vec normal = t.norm();
 218             pw.println("facet normal " + normal.x + " " + normal.y + " " + normal.z);
 219             pw.println("  outer loop");
 220             for(Mesh.Vertex v : new Mesh.Vertex[] { t.v1(), t.v2(), t.v3() }) {
 221                 pw.println("    vertex " + v.p.x + " " + v.p.y + " " + v.p.z);
 222             }
 223             pw.println("  endloop");
 224             pw.println("endfacet");
 225         }
 226         pw.println("endsolid dump");
 227         pw.flush();
 228         pw.close();
 229         } catch (Exception e) { throw new RuntimeException(e); }
 230     }
 231
 232     public void keyPressed(KeyEvent e)  {
 233         super.keyPressed(e);
 234         switch(e.getKeyCode()) {
 235             case KeyEvent.VK_SPACE: breaks++; force = true; break;
 236             case KeyEvent.VK_UP: temp = temp * 2; break;
 237             case KeyEvent.VK_ENTER: temp = 10; break;
 238             case KeyEvent.VK_LEFT: whichNeighbor--; break;
 239             case KeyEvent.VK_RIGHT: whichNeighbor++; break;
 240             case KeyEvent.VK_D: dump(); break;
 241             case KeyEvent.VK_E: errorNormals = !errorNormals; break;
 242             case KeyEvent.VK_A: hillclimb = false; anneal = !anneal; break;
 243             case KeyEvent.VK_H: anneal = true; hillclimb = !hillclimb; break;
 244             case KeyEvent.VK_N: neighbors = !neighbors; break;
 245             case KeyEvent.VK_T: tileon = !tileon; break;
 246             case KeyEvent.VK_G: goalon = !goalon; break;
 247             case KeyEvent.VK_M: tilemeshon = !tilemeshon; break;
 248         }
 249     }
 250
 251 }