1 package edu.berkeley.qfat;
4 import java.awt.event.*;
6 import javax.media.opengl.*;
7 import javax.media.opengl.glu.*;
8 import com.sun.opengl.util.*;
10 import edu.berkeley.qfat.geom.*;
11 import edu.berkeley.qfat.geom.Point;
13 public class MeshViewer implements GLEventListener, MouseListener, MouseMotionListener, KeyListener, MouseWheelListener {
15 public boolean force = false;
16 public Mesh tile = new Mesh(false);
17 public Mesh goal = new Mesh(false);
18 public Matrix[] transforms;
19 public Mesh.Vertex[] points;
21 public int whichNeighbor = 1;
24 public boolean tileon = true;
25 public boolean tilemeshon = false;
26 public boolean goalon = true;
27 public boolean anneal = false;
28 public boolean hillclimb = false;
29 public boolean neighbors = false;
30 public boolean neighborsWire = false;
31 public boolean neighborsWireOne = false;
32 public boolean errorNormals = false;
34 public int breaks = 0;
36 boolean shift = false;
37 boolean control = false;
39 public void mouseWheelMoved(MouseWheelEvent e) {
40 tz -= e.getWheelRotation();
43 public void keyTyped(KeyEvent e) { }
44 public void keyPressed(KeyEvent e) {
45 switch(e.getKeyCode()) {
46 case KeyEvent.VK_CONTROL: control = true; break;
47 case KeyEvent.VK_ALT: alt = true; break;
48 case KeyEvent.VK_SHIFT: shift = true; break;
49 case KeyEvent.VK_SPACE: breaks++; force = true; break;
50 case KeyEvent.VK_UP: temp = temp * 2; break;
51 case KeyEvent.VK_ENTER: temp = 10; break;
52 case KeyEvent.VK_LEFT: whichNeighbor--; break;
53 case KeyEvent.VK_RIGHT: whichNeighbor++; break;
54 case KeyEvent.VK_D: dump(); break;
55 case KeyEvent.VK_E: errorNormals = !errorNormals; break;
56 case KeyEvent.VK_A: hillclimb = false; anneal = !anneal; break;
57 case KeyEvent.VK_H: anneal = true; hillclimb = !hillclimb; break;
58 case KeyEvent.VK_N: neighbors = !neighbors; break;
59 case KeyEvent.VK_T: tileon = !tileon; break;
60 case KeyEvent.VK_G: goalon = !goalon; break;
61 case KeyEvent.VK_M: tilemeshon = !tilemeshon; break;
64 public synchronized void dump() {
66 PrintWriter pw = new PrintWriter(new OutputStreamWriter(new FileOutputStream("dump.stl")));
67 pw.println("solid dump");
68 for(Mesh.T t : tile) {
69 Vec normal = t.norm();
70 pw.println("facet normal " + normal.x + " " + normal.y + " " + normal.z);
71 pw.println(" outer loop");
72 for(Mesh.Vertex v : new Mesh.Vertex[] { t.v1(), t.v2(), t.v3() }) {
73 pw.println(" vertex " + v.p.x + " " + v.p.y + " " + v.p.z);
75 pw.println(" endloop");
76 pw.println("endfacet");
78 pw.println("endsolid dump");
81 } catch (Exception e) { throw new RuntimeException(e); }
83 public void keyReleased(KeyEvent e) {
84 switch(e.getKeyCode()) {
85 case KeyEvent.VK_CONTROL: control = false; break;
86 case KeyEvent.VK_ALT: alt = false; break;
87 case KeyEvent.VK_SHIFT: shift = false; break;
91 public void mouseClicked(MouseEvent e) { }
92 public void mouseEntered(MouseEvent e) { }
93 public void mouseExited(MouseEvent e) { }
94 public void mousePressed(MouseEvent e) { }
95 public void mouseReleased(MouseEvent e) { }
99 public void mouseMoved(MouseEvent e) {
109 public void mouseDragged(MouseEvent e) {
111 tx += (mousex - e.getX())/(float)20;
112 ty += (mousey - e.getY())/(float)20;
114 anglex -= mousex - e.getX();
115 angley += mousey - e.getY();
122 * Take care of initialization here.
124 public void init(GLAutoDrawable gld) {
126 gl.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
127 gl.glViewport(0, 0, 500, 300);
128 gl.glEnable(GL.GL_DEPTH_TEST);
129 gl.glClearDepth(1.0);
130 gl.glDepthFunc(GL.GL_LEQUAL);
131 gl.glMatrixMode(GL.GL_PROJECTION);
133 gl.glMatrixMode(GL.GL_MODELVIEW);
135 float mat_specular[] = { 0.5f, 0.5f, 0.5f, 0.5f };
136 float mat_shininess[] = { 50.0f };
137 gl.glShadeModel(GL.GL_SMOOTH);
138 //gl.glMaterialfv(GL.GL_FRONT, GL.GL_DIFFUSE, mat_specular, 0);
139 //gl.glMaterialfv(GL.GL_FRONT, GL.GL_SPECULAR, mat_specular, 0);
140 //gl.glMaterialfv(GL.GL_FRONT, GL.GL_AMBIENT, new float[] { 0.3f, 0.3f, 0.3f, 0.3f }, 0);
141 //gl.glMaterialfv(GL.GL_FRONT, GL.GL_SHININESS, mat_shininess, 0);
142 gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, new float[] { 1.0f, 4.0f, -10.0f, 0.0f }, 0);
143 gl.glLightfv(GL.GL_LIGHT1, GL.GL_POSITION, new float[] { -10.0f, 10.0f, 10.0f, 0.0f }, 0);
144 gl.glLightfv(GL.GL_LIGHT2, GL.GL_POSITION, new float[] { 10.0f, -10.0f, 10.0f, 0.0f }, 0);
145 gl.glLightfv(GL.GL_LIGHT3, GL.GL_POSITION, new float[] { 10.0f, 10.0f, -10.0f, 0.0f }, 0);
146 gl.glLightfv(GL.GL_LIGHT4, GL.GL_POSITION, new float[] { -10.0f, 10.0f, -10.0f, 0.0f }, 0);
147 gl.glLightfv(GL.GL_LIGHT5, GL.GL_POSITION, new float[] { 10.0f, -10.0f, -10.0f, 0.0f }, 0);
148 gl.glEnable(GL.GL_LIGHTING);
149 gl.glEnable(GL.GL_LIGHT0);
151 gl.glEnable(GL.GL_LIGHT1);
152 gl.glEnable(GL.GL_LIGHT2);
153 gl.glEnable(GL.GL_LIGHT3);
154 gl.glEnable(GL.GL_LIGHT4);
155 gl.glEnable(GL.GL_LIGHT5);
157 gl.glColorMaterial(GL.GL_FRONT_AND_BACK, GL.GL_AMBIENT_AND_DIFFUSE);
158 gl.glEnable(GL.GL_COLOR_MATERIAL);
166 public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) { }
167 public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) { }
168 public void display(GLAutoDrawable drawable) {
170 if (transforms==null) return;
173 glcanvas.setSize(f.getWidth(), f.getHeight() - 100);
174 Graphics2D g = (Graphics2D)f.getGraphics();
175 g.setColor(Color.black);
176 g.fillRect(0, f.getHeight()-100, f.getWidth(), f.getHeight());
177 g.setColor(Color.red);
178 int top = f.getHeight()-70;
179 g.drawString("temperature: "+temps, 10, 30+top);
180 g.drawString("acceptance: "+accepts, 10, 50+top);
181 g.drawString("vertices: "+vertss, 10, 70+top);
182 g.fillRect(140, 25+top, temps, 10);
183 g.fillRect(140, 45+top, accepts, 10);
184 g.fillRect(140, 65+top, vertss, 10);
186 GL gl = drawable.getGL();
188 gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
189 gl.glPointSize(5.0f);
191 glu.gluPerspective(50, ((float)drawable.getWidth())/drawable.getHeight(), 0.5, 10);
192 glu.gluLookAt(0, 0, -((tz/10)-1), 0, 0, 0, 0, 1, 0);
193 gl.glRotatef(anglex/3, 0, 1, 0);
194 gl.glRotatef(-(angley/3), 1, 0, 0);
197 gl.glDisable(GL.GL_LIGHTING);
198 gl.glColor4f(1, 0, 0, 1);
199 gl.glBegin(GL.GL_LINES);
200 gl.glVertex3f(0,0,0);
201 gl.glVertex3f(.3f,0,0);
203 gl.glColor4f(0, 1, 0, 1);
204 gl.glBegin(GL.GL_LINES);
205 gl.glVertex3f(0,0,0);
206 gl.glVertex3f(0,.3f,0);
208 gl.glColor4f(0, 0, 1, 1);
209 gl.glBegin(GL.GL_LINES);
210 gl.glVertex3f(0,0,0);
211 gl.glVertex3f(0,0,.3f);
213 gl.glEnable(GL.GL_LIGHTING);
216 gl.glBegin(GL.GL_TRIANGLES);
218 draw(gl, true, safeTriangles);
220 draw(gl, false, safeTriangles);
223 //draw(gl, false, tile);
225 gl.glBegin(GL.GL_TRIANGLES);
226 gl.glColor4f((float)0.5, (float)0.5, (float)0.5, (float)0.8);
228 draw(gl, false, goal);
233 //gl.glDisable(GL.GL_DEPTH_TEST);
234 gl.glColor4f(1,1,1,1);
235 for(Matrix m : transforms) {
237 gl.glColor4f(0, 1, 1, 1);
238 gl.glBegin(GL.GL_LINES);
239 new Point(0,0,0).glVertex(gl);
240 new Point(0,0,0).plus(m.getTranslationalComponent()).glVertex(gl);
242 gl.glEnable(GL.GL_LIGHTING);
244 //if (v1.z==0 && v1.y==0) continue;
246 if (neighborsWireOne && i!=whichNeighbor) continue;
249 Point p = new Point(0, 0, 0).times(m);
250 Vec v = new Vec(p.x, p.y, p.z);
251 v = v.times((float)1.04);
252 gl.glTranslatef(v.x, v.y, v.z);
254 if (neighbors) draw(gl, true, safeTriangles, m);
255 else if (neighborsWire || neighborsWireOne) draw(gl, false, safeTriangles, m);
257 gl.glTranslatef(-v.x, -v.y, -v.z);
260 //gl.glEnable(GL.GL_DEPTH_TEST);
261 gl.glEnable (GL.GL_LIGHTING);
265 protected HashSet<Mesh.T> safeTriangles = new HashSet<Mesh.T>();
267 private void draw(GL gl, boolean triangles, Iterable<Mesh.T> tris) { draw(gl, triangles, tris, Matrix.ONE); }
268 private void draw(GL gl, boolean triangles, Iterable<Mesh.T> tris, Matrix m) {
272 synchronized(safeTriangles) {
273 for(Mesh.T t : tris) {
274 if (red < 0.15) red = 1.0f;
275 if (green < 0.15) green = 1.0f;
276 if (blue < 0.15) blue = 1.0f;
281 if (triangles) switch(t.color/*class*/) {
282 case 0: gl.glColor4f((float)0.25, (float)0.25, (float)0.75, (float)0.3); break;
283 case 1: gl.glColor4f((float)0.25, (float)0.75, (float)0.25, (float)0.3); break;
284 case 2: gl.glColor4f((float)0.75, (float)0.25, (float)0.25, (float)0.3); break;
285 case 3: gl.glColor4f((float)0.50, (float)0.50, (float)0.50, (float)0.3); break;
286 case 4: gl.glColor4f((float)0.25, (float)0.75, (float)0.75, (float)0.3); break;
287 case 5: gl.glColor4f((float)0.25, (float)0.75, (float)0.75, (float)0.3); break;
288 case 6: gl.glColor4f((float)0.75, (float)0.25, (float)0.75, (float)0.3); break;
291 if (t.e1().pair.t==null) gl.glColor4f((float)0.25, (float)0.25, (float)0.75, (float)0.3);
292 else if (t.e2().pair.t==null) gl.glColor4f((float)0.25, (float)0.25, (float)0.75, (float)0.3);
293 else if (t.e3().pair.t==null) gl.glColor4f((float)0.25, (float)0.25, (float)0.75, (float)0.3);
294 else gl.glColor4f((float)0.75, (float)0.25, (float)0.25, (float)0.3);
296 //gl.glBegin(GL.GL_LINES);
299 gl.glBegin(GL.GL_TRIANGLES);
300 if (t.shouldBeDrawn()) {
301 m.times(t.norm()).glNormal(gl);
302 m.times(t.v1().goodp).glVertex(gl);
303 m.times(t.v2().goodp).glVertex(gl);
304 m.times(t.v3().goodp).glVertex(gl);
305 //t.glVertices(gl, m);
309 gl.glDisable(GL.GL_LIGHTING);
310 gl.glBegin(GL.GL_LINES);
311 gl.glColor3f(1, 1, 1);
312 m.times(t.e1().p1.goodp).glVertex(gl);
313 m.times(t.e1().p2.goodp).glVertex(gl);
314 m.times(t.e2().p1.goodp).glVertex(gl);
315 m.times(t.e2().p2.goodp).glVertex(gl);
316 m.times(t.e3().p1.goodp).glVertex(gl);
317 m.times(t.e3().p2.goodp).glVertex(gl);
319 gl.glEnable(GL.GL_LIGHTING);
322 Point centroid = t.centroid();
323 gl.glBegin(GL.GL_LINES);
324 gl.glColor3f(1, 1, 1);
326 if (triangles && errorNormals)
327 for(Mesh.Vertex p : new Mesh.Vertex[] { t.v1(), t.v2(), t.v3() }) {
329 //gl.glDisable(GL.GL_LIGHTING);
330 gl.glBegin(GL.GL_LINES);
331 gl.glColor3f(1, 1, 1);
333 p.p.plus(p.norm().times((float)p.error()*10)).glVertex(gl);
334 //if (p.nearest_in_other_mesh != null) p.nearest_in_other_mesh.p.glVertex(gl);
335 //tile.nearest(p).centroid().glVertex(gl);
337 //gl.glEnable(GL.GL_LIGHTING);
347 //private JTextArea ocanvas = new JTextArea();
349 private GLCanvas glcanvas;
350 public MeshViewer(JFrame f) {
353 GLCapabilities glcaps = new GLCapabilities();
354 glcanvas = new GLCanvas();
355 glcanvas.addGLEventListener(this);
356 f.add(glcanvas, BorderLayout.CENTER);
358 glcanvas.addMouseListener(this);
359 glcanvas.addMouseMotionListener(this);
360 glcanvas.addMouseWheelListener(this);
361 glcanvas.addKeyListener(this);
363 public void repaint() {