public abstract class Viewer implements GLEventListener, MouseListener, MouseMotionListener, KeyListener, MouseWheelListener {
Mesh.Vertex closest = null;
+ Matrix projection = null;
- public boolean force = false;
public Mesh tile = new Mesh(false);
public Mesh goal = new Mesh(false);
- public Matrix[] transforms;
- public Mesh.Vertex[] points;
-
- public int whichNeighbor = 1;
-
- public double temp;
- public boolean tileon = true;
- public boolean tilemeshon = false;
- public boolean goalon = true;
- public boolean anneal = false;
- public boolean hillclimb = false;
- public boolean neighbors = false;
- public boolean neighborsWire = false;
- public boolean neighborsWireOne = false;
- public boolean errorNormals = false;
-
- public int breaks = 0;
- boolean alt = false;
- boolean shift = false;
- boolean control = false;
- Matrix projection = null;
JFrame f;
GLCanvas glcanvas;
Point clickPoint = null;
float anglex = 0;
float angley = 0;
+ boolean alt = false;
+ boolean shift = false;
+ boolean control = false;
+
+ public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) { }
+ public void displayChanged(GLAutoDrawable drawable, boolean modeChanged, boolean deviceChanged) { }
+
+ 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);
+
+ float mat_specular[] = { 0.5f, 0.5f, 0.5f, 0.5f };
+ float mat_shininess[] = { 50.0f };
+ gl.glShadeModel(GL.GL_SMOOTH);
+ //gl.glMaterialfv(GL.GL_FRONT, GL.GL_DIFFUSE, mat_specular, 0);
+ //gl.glMaterialfv(GL.GL_FRONT, GL.GL_SPECULAR, mat_specular, 0);
+ //gl.glMaterialfv(GL.GL_FRONT, GL.GL_AMBIENT, new float[] { 0.3f, 0.3f, 0.3f, 0.3f }, 0);
+ //gl.glMaterialfv(GL.GL_FRONT, GL.GL_SHININESS, mat_shininess, 0);
+ gl.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, new float[] { 1.0f, 4.0f, -10.0f, 0.0f }, 0);
+ gl.glLightfv(GL.GL_LIGHT1, GL.GL_POSITION, new float[] { -10.0f, 10.0f, 10.0f, 0.0f }, 0);
+ gl.glLightfv(GL.GL_LIGHT2, GL.GL_POSITION, new float[] { 10.0f, -10.0f, 10.0f, 0.0f }, 0);
+ gl.glLightfv(GL.GL_LIGHT3, GL.GL_POSITION, new float[] { 10.0f, 10.0f, -10.0f, 0.0f }, 0);
+ gl.glLightfv(GL.GL_LIGHT4, GL.GL_POSITION, new float[] { -10.0f, 10.0f, -10.0f, 0.0f }, 0);
+ gl.glLightfv(GL.GL_LIGHT5, GL.GL_POSITION, new float[] { 10.0f, -10.0f, -10.0f, 0.0f }, 0);
+ gl.glEnable(GL.GL_LIGHTING);
+ gl.glEnable(GL.GL_LIGHT0);
+
+ gl.glColorMaterial(GL.GL_FRONT_AND_BACK, GL.GL_AMBIENT_AND_DIFFUSE);
+ gl.glEnable(GL.GL_COLOR_MATERIAL);
+
+ display(gld);
+ }
+
public abstract void _display(GLAutoDrawable drawable, GL gl);
- public void display(GLAutoDrawable drawable) {
+ public final void display(GLAutoDrawable drawable) {
GL gl = drawable.getGL();
_display(drawable, gl);
this.projection = Matrix.getProjectionMatrix(gl);
+ updateVisibility(gl, tile);
}
+ private void updateVisibility(GL gl, Mesh mesh) {
+ IntBuffer buf = ByteBuffer.allocateDirect(9*4*4).order(ByteOrder.nativeOrder()).asIntBuffer();
+ gl.glColor3f(0,0,0);
+ gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
+ double dist = Double.MAX_VALUE;
+ if (clickPoint==null) closest = null;
+ synchronized(this) {
+ for(Mesh.T t : mesh)
+ t.glTriangle(gl, null);
+ for(Mesh.Vertex v : mesh.vertices()) {
+ Point p = v.getPoint();
+ gl.glColor3f(1,1,1);
+ gl.glBegin(gl.GL_POINTS);
+ p.glVertex(gl);
+ gl.glEnd();
+ gl.glFlush();
+
+ Point projected = projection.times(p);
+ int x = (int)projected.x;
+ int y = (int)projected.y;
+ gl.glReadPixels(x-1, y-1, 3, 3, gl.GL_RGB, gl.GL_UNSIGNED_BYTE, buf);
+
+ boolean vis = false;
+ for(int j=0; j<9*4; j++) vis |= buf.get(j)!=0;
+ v.visible = vis;
+ if (vis) {
+ gl.glColor3f(0,0,0);
+ gl.glBegin(gl.GL_POINTS);
+ p.glVertex(gl);
+ gl.glEnd();
+ y = glcanvas.getHeight()-y;
+ if (clickPoint==null) {
+ if (closest==null || (x-mousex)*(x-mousex)+(y-mousey)*(y-mousey) < dist) {
+ dist = (x-mousex)*(x-mousex)+(y-mousey)*(y-mousey);
+ closest = v;
+ }
+ }
+ }
+ }
+ }
+ gl.glShadeModel(GL.GL_SMOOTH);
+ gl.glEnable(GL.GL_LIGHTING);
+ gl.glDrawBuffer(GL.GL_FRONT);
+ }
+
+
+ /** return the position of the mouse as a point in window-space */
public Point getMouse() {
return new Point(mousex, glcanvas.getHeight()-mousey, 0);
}
clickPoint = getMouse();
clickClosest = closest == null ? null : closest.getPoint();
}
+
public void mouseReleased(MouseEvent e) {
clickPoint = null;
clickClosest = null;
}
-
public void mouseMoved(MouseEvent e) {
mousex = e.getX();
mousey = e.getY();
public Viewer(JFrame f) {
this.f = f;
-
- GLCapabilities glcaps = new GLCapabilities();
glcanvas = new GLCanvas();
glcanvas.addGLEventListener(this);
f.add(glcanvas, BorderLayout.CENTER);
-
glcanvas.addMouseListener(this);
glcanvas.addMouseMotionListener(this);
glcanvas.addMouseWheelListener(this);
glcanvas.addKeyListener(this);
}
+
public void repaint() {
glcanvas.repaint();
}