1 package edu.berkeley.qfat;
3 import java.awt.event.*;
5 import javax.media.opengl.*;
6 import javax.media.opengl.glu.*;
8 import edu.berkeley.qfat.geom.*;
9 import edu.berkeley.qfat.geom.Point;
11 public class MeshViewer implements GLEventListener, MouseListener, MouseMotionListener, KeyListener, MouseWheelListener {
13 public Mesh tile = new Mesh();
14 public Mesh goal = new Mesh();
15 public Matrix[] translations;
16 public Mesh.Vert[] points;
19 public boolean breaks = false;
21 boolean shift = false;
22 boolean control = false;
24 public void mouseWheelMoved(MouseWheelEvent e) {
25 tz -= e.getWheelRotation();
28 public void keyTyped(KeyEvent e) { }
29 public void keyPressed(KeyEvent e) {
30 switch(e.getKeyCode()) {
31 case KeyEvent.VK_CONTROL: control = true; break;
32 case KeyEvent.VK_ALT: alt = true; break;
33 case KeyEvent.VK_SHIFT: shift = true; break;
34 case KeyEvent.VK_SPACE: breaks = true; break;
37 public void keyReleased(KeyEvent e) {
38 switch(e.getKeyCode()) {
39 case KeyEvent.VK_CONTROL: control = false; break;
40 case KeyEvent.VK_ALT: alt = false; break;
41 case KeyEvent.VK_SHIFT: shift = false; break;
45 public void mouseClicked(MouseEvent e) { }
46 public void mouseEntered(MouseEvent e) { }
47 public void mouseExited(MouseEvent e) { }
48 public void mousePressed(MouseEvent e) { }
49 public void mouseReleased(MouseEvent e) { }
53 public void mouseMoved(MouseEvent e) {
63 public void mouseDragged(MouseEvent e) {
65 tx += (mousex - e.getX())/(float)20;
66 ty += (mousey - e.getY())/(float)20;
68 anglex -= mousex - e.getX();
69 angley += mousey - e.getY();
76 * Take care of initialization here.
78 public void init(GLAutoDrawable gld) {
80 gl.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
81 gl.glViewport(0, 0, 500, 300);
82 gl.glEnable(GL.GL_DEPTH_TEST);
84 gl.glDepthFunc(GL.GL_LEQUAL);
85 gl.glMatrixMode(GL.GL_PROJECTION);
87 gl.glMatrixMode(GL.GL_MODELVIEW);
89 float mat_specular[] = { 0.5f, 0.5f, 0.5f, 0.5f };
90 float mat_shininess[] = { 50.0f };
91 gl.glShadeModel(GL.GL_SMOOTH);
92 gl.glMaterialfv(GL.GL_FRONT, GL.GL_DIFFUSE, mat_specular, 0);
93 //gl.glMaterialfv(GL.GL_FRONT, GL.GL_SPECULAR, mat_specular, 0);
94 gl.glMaterialfv(GL.GL_FRONT, GL.GL_AMBIENT, new float[] { 0.3f, 0.3f, 0.3f, 0.3f }, 0);
95 //gl.glMaterialfv(GL.GL_FRONT, GL.GL_SHININESS, mat_shininess, 0);
96 gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, new float[] { 1.0f, 4.0f, -10.0f, 0.0f }, 0);
97 gl.glLightfv(GL.GL_LIGHT1, GL.GL_POSITION, new float[] { -10.0f, 10.0f, 10.0f, 0.0f }, 0);
98 gl.glLightfv(GL.GL_LIGHT2, GL.GL_POSITION, new float[] { 10.0f, -10.0f, 10.0f, 0.0f }, 0);
99 gl.glLightfv(GL.GL_LIGHT3, GL.GL_POSITION, new float[] { 10.0f, 10.0f, -10.0f, 0.0f }, 0);
100 gl.glLightfv(GL.GL_LIGHT4, GL.GL_POSITION, new float[] { -10.0f, 10.0f, -10.0f, 0.0f }, 0);
101 gl.glLightfv(GL.GL_LIGHT5, GL.GL_POSITION, new float[] { 10.0f, -10.0f, -10.0f, 0.0f }, 0);
102 gl.glEnable(GL.GL_LIGHTING);
103 gl.glEnable(GL.GL_LIGHT0);
104 gl.glEnable(GL.GL_LIGHT1);
105 gl.glEnable(GL.GL_LIGHT2);
106 gl.glEnable(GL.GL_LIGHT3);
107 gl.glEnable(GL.GL_LIGHT4);
108 gl.glEnable(GL.GL_LIGHT5);
110 gl.glColorMaterial(GL.GL_FRONT_AND_BACK, GL.GL_AMBIENT_AND_DIFFUSE);
111 gl.glEnable(GL.GL_COLOR_MATERIAL);
116 public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) { }
117 public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) { }
118 public synchronized void display(GLAutoDrawable drawable) {
119 if (translations==null) return;
120 GL gl = drawable.getGL();
122 gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
123 gl.glPointSize(5.0f);
125 glu.gluPerspective(50-tz, ((float)drawable.getWidth())/drawable.getHeight(), 0.5, 10);
126 glu.gluLookAt(0, 0, -1, 0, 0, 0, 0, 1, 0);
127 gl.glTranslatef(tx/(float)20, ty/(float)20, 0);
128 gl.glRotatef(anglex/3, 0, 1, 0);
129 gl.glRotatef(angley/3, 1, 0, 0);
131 gl.glBegin(GL.GL_TRIANGLES);
132 draw(gl, true, tile);
135 gl.glBegin(GL.GL_TRIANGLES);
136 gl.glColor4f((float)0.5, (float)0.5, (float)0.5, (float)0.8);
137 draw(gl, false, goal);
142 //gl.glDisable(GL.GL_DEPTH_TEST);
143 gl.glColor4f(1,1,1,1);
144 for(Matrix m : translations) {
145 //if (v1.z==0 && v1.y==0) continue;
147 if (i != 7 /*&& i!=4*/) continue;
148 Point p = new Point(0, 0, 0).times(m);
149 Vec v = new Vec(p.x, p.y, p.z);
150 v = v.times((float)1.04);
151 gl.glTranslatef(v.x, v.y, v.z);
152 draw(gl, false, tile);
153 gl.glTranslatef(-v.x, -v.y, -v.z);
155 //gl.glEnable(GL.GL_DEPTH_TEST);
156 gl.glEnable (GL.GL_LIGHTING);
159 private synchronized void draw(GL gl, boolean triangles, Mesh mesh) {
163 for(Mesh.T t : mesh) {
164 if (red < 0.15) red = 1.0f;
165 if (green < 0.15) green = 1.0f;
166 if (blue < 0.15) blue = 1.0f;
171 if (triangles) switch(t.colorclass) {
172 case 0: gl.glColor4f((float)0.25, (float)0.25, (float)0.75, (float)0.3); break;
173 case 1: gl.glColor4f((float)0.25, (float)0.75, (float)0.25, (float)0.3); break;
174 case 2: gl.glColor4f((float)0.75, (float)0.25, (float)0.25, (float)0.3); break;
175 case 3: gl.glColor4f((float)0.50, (float)0.50, (float)0.50, (float)0.3); break;
176 case 4: gl.glColor4f((float)0.25, (float)0.75, (float)0.75, (float)0.3); break;
177 case 5: gl.glColor4f((float)0.25, (float)0.75, (float)0.75, (float)0.3); break;
178 case 6: gl.glColor4f((float)0.75, (float)0.25, (float)0.75, (float)0.3); break;
180 //gl.glBegin(GL.GL_LINES);
183 gl.glBegin(GL.GL_TRIANGLES);
188 gl.glDisable(GL.GL_LIGHTING);
189 gl.glBegin(GL.GL_LINES);
190 gl.glColor3f(1, 1, 1);
191 t.e1().p1.p.glVertex(gl);
192 t.e1().p2.p.glVertex(gl);
193 t.e2().p1.p.glVertex(gl);
194 t.e2().p2.p.glVertex(gl);
195 t.e3().p1.p.glVertex(gl);
196 t.e3().p2.p.glVertex(gl);
198 gl.glEnable(GL.GL_LIGHTING);
202 Point centroid = t.centroid();
203 gl.glBegin(GL.GL_LINES);
204 gl.glColor3f(1, 1, 1);
206 centroid.glVertex(gl);
207 centroid.plus(t.norm().times(t.diameter())).glVertex(gl);
211 for(Mesh.Vert p : new Mesh.Vert[] { t.v1(), t.v2(), t.v3() }) {
212 gl.glDisable(GL.GL_LIGHTING);
213 gl.glBegin(GL.GL_LINES);
214 gl.glColor3f(1, 1, 1);
216 //p.p.plus(p.norm().times(p.score())).glVertex(gl);
217 if (p.nearest_in_other_mesh != null) p.nearest_in_other_mesh.p.glVertex(gl);
218 //tile.nearest(p).centroid().glVertex(gl);
220 gl.glEnable(GL.GL_LIGHTING);
228 private GLCanvas glcanvas;
229 public MeshViewer(Frame f) {
230 GLCapabilities glcaps = new GLCapabilities();
231 glcanvas = new GLCanvas();
232 glcanvas.addGLEventListener(this);
233 f.add(glcanvas, BorderLayout.CENTER);
234 glcanvas.addMouseListener(this);
235 glcanvas.addMouseMotionListener(this);
236 glcanvas.addMouseWheelListener(this);
237 glcanvas.addKeyListener(this);
239 public void repaint() {