public class Test extends Frame implements GLEventListener, MouseListener,KeyListener{
static int A = 0;
static int B = 1;
static int C = 2;
static int D = 3;
static int HEIGHT = 800;
static int WIDTH = 800;
static int POINT_CLOUD_VERT = 30;
static GL gl; // interface to OpenGL
static GLCanvas canvas; // drawable in a frame
static GLCapabilities capabilities;
static boolean visualizeAxis = true;
static int exercise = A;
static Animator animator;
// Geometric data in memory
// Exercise A
Point p1;
DrawPoint dp1;
PointCloud pc;
DrawPointCloud dc;
SegmentLine s1;
DrawSegment ds1;
RayLine r1;
DrawRay dr1;
Line l1;
DrawLine dl1;
Vector v1;
DrawVector dv1;
Polygon pol;
DrawPolygon dpol;
Circle cir;
DrawCircle dcir;
//Exercise B
Point p2;
DrawPoint dp2;
SegmentLine s2;
DrawSegment ds2;
Line l2;
DrawLine dl2;
RayLine r2;
DrawRay dr2;
Circle cir2;
DrawCircle dcir2;
Circle cir3;
DrawCircle dcir3;
Circle cir4;
DrawCircle dcir4;
TDelaunay td;
DrawTDelaunay dtd;
TDelaunay td2;
DrawTDelaunay dtd2;
PointCloud pcTD;
DrawPointCloud dpcTD;
PointCloud pcTD2;
DrawPointCloud dpcTD2;
PointCloud pcTD2P;
List<Point> puntosNube = new ArrayList<Point>(50);
public Test(String title) {
super(title);
// 1. specify a drawable: canvas
capabilities = new GLCapabilities();
capabilities.setDoubleBuffered(false);
canvas = new GLCanvas();
// 2. listen to the events related to canvas: reshape
canvas.addGLEventListener(this);
// 3. add the canvas to fill the Frame container
add(canvas, BorderLayout.CENTER);
// 4. interface to OpenGL functions
gl = canvas.getGL();
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
// animator.stop(); // stop animation
System.exit(0);
}
});
addMouseListener(this);
addKeyListener(this);
}
protected void initExerciseA() throws Exception {
RandomGen random = RandomGen.getInst();
pc = new PointCloud(POINT_CLOUD_VERT);
//pc = new PointCloud("nube17.txt");
pc.save("nube17.txt");
dc = new DrawPointCloud(pc);
//Draw a point
p1 = new Point(4,3);
dp1 = new DrawPoint(p1);
//Segments with 2 random points
s1 = new SegmentLine(pc.getPoint(random.nextUInt() % POINT_CLOUD_VERT), pc.getPoint(random.nextUInt() % POINT_CLOUD_VERT));
ds1 = new DrawSegment(s1);
//Ray with random points
r1 = new RayLine(pc.getPoint(random.nextUInt() % POINT_CLOUD_VERT), pc.getPoint(random.nextUInt() % POINT_CLOUD_VERT));
dr1 = new DrawRay(r1);
//Liney with random points
l1 = new Line(pc.getPoint(random.nextUInt() % POINT_CLOUD_VERT), pc.getPoint(random.nextUInt() % POINT_CLOUD_VERT));
dl1 = new DrawLine(l1);
// Polygon
//Polygon poligono = new Polygon("./prueba.txt");
//poligono.save("guardado.txt");
ArrayList< Point> coord = new ArrayList< Point>();
GeomMethods.get4Corners(coord, pc);
Polygon pol = GeomMethods.create4Polygon(coord.get(0), coord.get(1), coord.get(2), coord.get(3));
pol.save("polEsquinas.txt");
encontrarConvexo(pol);
pol.save("convexPol");
dpol = new DrawPolygon(pol);
//Circle located at the most central point
Point center = pc.centralPoint();
Point pr = pc.getPoint(random.nextUInt() % POINT_CLOUD_VERT);
double radio = center.distance(pr);
cir = new Circle(center, radio);
dcir = new DrawCircle(cir);
}
protected void drawExerciseA() {
dc.drawObjectC(gl, 1.0f,1.0f,0.0f);
dp1.drawObjectC(gl, 0.3f, 0.0f, 0.8f);
ds1.drawObjectC(gl, 0.5f, 0.2f, 0.3f);
//ds1.drawObjectC(gl, 1.0f, 0.5f, 0.5f);
dr1.drawObjectC(gl, 0.2f, 0.82f, 0.3f);
dl1.drawObjectC(gl, 0.1f, 0.44f, 0.7f);
dpol.drawObjectC(gl, 0.9f, 0.3f, 0.1f);
//dc.drawObjectC(gl, 1.0f, 0.0f, 0.5f);
dcir.drawObjectC(gl, 1.0f, 0.0f, 0.5f);
}
protected void initExerciseB() {
///XXXX
l2 = new Line(new Point(-60,60), new Point(60,60));
dl2 = new DrawLine(l2);
r2 = new RayLine(new Point(-55,-10),new Point(25,30));
dr2 = new DrawRay(r2);
cir2 = new Circle(new Point(0,0),25.0f);
dcir2 = new DrawCircle(cir2);
cir3 = new Circle(new Point(0,-40),25);
dcir3 = new DrawCircle(cir3);
cir4 = new Circle(new Point(35,-40),10);
dcir4 = new DrawCircle(cir4);
s2 = new SegmentLine(new Point(25,40),new Point(25,-35));
ds2 = new DrawSegment(s2);
p2 = new Point(-40,40);
dp2 = new DrawPoint(p2);
System.out.println("La distancia entre el punto P("+p2.getX()+","+p2.getY()+") y la recta A es: "+l2.distPointLine(new Vector(p2)));
System.out.println("La distancia entre el punto P("+p2.getX()+","+p2.getY()+") y el rayo B es: "+r2.distPointRay(new Vector(p2)));
System.out.println("La distancia entre el punto P("+p2.getX()+","+p2.getY()+") y el circulo C es: "+p2.distance(cir2.getCenter()));
Vector intersecta = new Vector();
Vector intersecta2 = new Vector();
if(l2.intersecta(r2, intersecta)){
System.out.println("La recta A intersecta con el rayo B en el punto "+intersecta.getX()+","+intersecta.getY());
}else{
System.out.println("La recta A NO intersecta con el rayo B");
}
if(l2.intersecta(s2, intersecta)){
System.out.println("La recta A intersecta con el segmento D en el punto "+intersecta.getX()+","+intersecta.getY());
}else{
System.out.println("La recta A NO intersecta con el segmento D");
}
if(r2.intersecta(s2, intersecta)){
System.out.println("El rayo B intersecta con el segmento D en el punto "+intersecta.getX()+","+intersecta.getY());
}else{
System.out.println("El rayo B NO intersecta con el segmento D");
}
Circle.RelationCircleLine relacion = cir2.intersects(l2, intersecta, intersecta2);
if(relacion==Circle.RelationCircleLine.INTERSECTS){
System.out.println("El circulo C intersecta con la recta A en los puntos "+intersecta.getX()+","+intersecta.getY()+
" y "+intersecta2.getX()+","+intersecta2.getY());
}
if(relacion==Circle.RelationCircleLine.TANGENTS){
System.out.println("El circulo C es tangente con la recta A en el punto "+intersecta.getX()+","+intersecta.getY());
}
if(relacion == Circle.RelationCircleLine.NO_INTERSECTS){
System.out.println("El circulo C NO intersecta con la recta A");
}
relacion = cir2.intersects(r2, intersecta, intersecta2);
if(relacion==Circle.RelationCircleLine.INTERSECTS){
System.out.println("El circulo C intersecta con el rayo B en los puntos "+intersecta.getX()+","+intersecta.getY()+
" y "+intersecta2.getX()+","+intersecta2.getY());
}
if(relacion==Circle.RelationCircleLine.TANGENTS){
System.out.println("El circulo C es tangente con el rayo B en el punto "+intersecta.getX()+","+intersecta.getY());
}
if(relacion == Circle.RelationCircleLine.NO_INTERSECTS){
System.out.println("El circulo C NO intersecta con el rayo B");
}
relacion = cir2.intersects(s2, intersecta, intersecta2);
if(relacion==Circle.RelationCircleLine.INTERSECTS){
System.out.println("El circulo C intersecta con el segmento D en los puntos "+intersecta.getX()+","+intersecta.getY()+
" y "+intersecta2.getX()+","+intersecta2.getY());
}
if(relacion==Circle.RelationCircleLine.TANGENTS){
System.out.println("El circulo C es tangente con el segmento D en el punto "+intersecta.getX()+","+intersecta.getY());
}
if(relacion == Circle.RelationCircleLine.NO_INTERSECTS){
System.out.println("El circulo C NO intersecta con el segmento D");
}
System.out.println("Los circulos 1 y 2 son: "+ cir2.circleRelation(cir3));
System.out.println("Los circulos 2 y 3 son: "+cir3.circleRelation(cir4));
}
protected void drawExerciseB() {
//XXXXXX
dp2.drawObjectC(gl, 0.3f, 0.0f, 0.8f);
ds2.drawObjectC(gl, 0.5f, 0.2f, 0.3f);
dr2.drawObjectC(gl, 0.2f, 0.82f, 0.3f);
dl2.drawObjectC(gl, 0.1f, 0.44f, 0.7f);
dcir2.drawObjectC(gl, 1.0f, 0.0f, 0.5f);
dcir3.drawObjectC(gl, 1.0f, 0.0f, 0.5f);
dcir4.drawObjectC(gl, 1.0f, 0.0f, 0.5f);
}
protected void initExerciseTDelanuay()
{
pcTD = new PointCloud(100);
td = new TDelaunay(pcTD);
dtd = new DrawTDelaunay(td);
dpcTD = new DrawPointCloud(pcTD);
}
protected void initExerciseTDelanuay2()
{
pcTD2 = new PointCloud(50);
pcTD2P = new PointCloud(pcTD2);
dpcTD2 = new DrawPointCloud(pcTD2P);
int pos1 = Math.abs(RandomGen.getInst().nextInt())%pcTD2.size();
puntosNube.add(pcTD2.removePoint(pos1));
int pos2 = Math.abs(RandomGen.getInst().nextInt())%pcTD2.size();
puntosNube.add(pcTD2.removePoint(pos2));
int pos3 = Math.abs(RandomGen.getInst().nextInt())%pcTD2.size();
puntosNube.add(pcTD2.removePoint(pos3));
Point p1 = puntosNube.remove(0);
Point p2 = puntosNube.remove(0);
Point p3 = puntosNube.remove(0);
td2 = new TDelaunay(p1,p2,p3);
dtd2 = new DrawTDelaunay(td2);
}
protected void drawTDelanuay()
{
dtd.drawObjectC(gl, 1.0f, 0.0f, 0.0f);
dpcTD.drawObjectC(gl, 0.0f, 0.0f, 1.0f);
}
protected void drawTDelanuay2() throws InterruptedException
{
dpcTD2.drawObjectC(gl, 0.0f, 0.0f, 1.0f);
dtd2.drawObjectC(gl, 1.0f, 0.0f, 0.0f);
if (pcTD2.size() != 0)
{
int posRandom = Math.abs(RandomGen.getInst().nextInt()) % pcTD2.size();
puntosNube.add(pcTD2.removePoint(posRandom));
td2.addPoint(puntosNube.remove(0));
Thread.sleep(1000);
}
}
// called once for OpenGL initialization
public void init(GLAutoDrawable drawable) {
animator = new Animator(canvas);
animator.start(); // start animator thread
// display OpenGL and graphics system information
System.out.println("INIT GL IS: " + gl.getClass().getName());
System.err.println(drawable.getChosenGLCapabilities());
System.err.println("GL_VENDOR: " + gl.glGetString(GL.GL_VENDOR));
System.err.println("GL_RENDERER: " + gl.glGetString(GL.GL_RENDERER));
System.err.println("GL_VERSION: " + gl.glGetString(GL.GL_VERSION));
RandomGen random = RandomGen.getInst();
//random.setSeed(5308170449555L);
System.err.println("SEED: " + random.getSeed());
try {
initExerciseA();
initExerciseB();
initExerciseTDelanuay();
initExerciseTDelanuay2();
} catch (Exception ex) {
System.out.println("Error en el dibujado");
ex.printStackTrace();
}
}
public void reshape(GLAutoDrawable drawable, int x, int y, int width,
int height) {
Draw.WIDTH = WIDTH = width; // new width and height saved
Draw.HEIGH = HEIGHT = height;
//DEEP = deep;
if (Draw.HEIGH < Draw.WIDTH) {
Draw.WIDTH = Draw.HEIGH;
}
if (Draw.HEIGH > Draw.WIDTH) {
Draw.HEIGH = Draw.WIDTH;
}
// 7. specify the drawing area (frame) coordinates
gl.glMatrixMode(GL.GL_PROJECTION);
gl.glLoadIdentity();
gl.glOrtho(0, width, 0, height, -100, 100);
gl.glMatrixMode(GL.GL_MODELVIEW);
gl.glLoadIdentity();
if (HEIGHT < WIDTH) {
gl.glTranslatef((WIDTH - HEIGHT) / 2, 0, 0);
}
if (HEIGHT > WIDTH) {
gl.glTranslatef(0, (HEIGHT - WIDTH) / 2, 0);
}
}
// called for OpenGL rendering every reshape
public void display(GLAutoDrawable drawable) {
// limpiar la pantalla
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
/* El color de limpiado ser� cero */
gl.glClearDepth(1.0);
gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
if (visualizeAxis) {
DrawAxis ejes = new DrawAxis();
ejes.drawObject(gl);
}
if (exercise == A) {
drawExerciseA();
}
if (exercise == B) {
drawExerciseB();
}
if(exercise == C)
{
drawTDelanuay();
}
if(exercise == D)
{
try
{
drawTDelanuay2();
} catch (InterruptedException ex)
{
System.out.println(ex.getMessage());
}
}
gl.glFlush();
}
// called if display mode or device are changed
public void displayChanged(GLAutoDrawable drawable, boolean modeChanged,
boolean deviceChanged) {
}
public static void main(String[] args) {
Draw.HEIGH = HEIGHT;
Draw.WIDTH = WIDTH;
Test frame = new Test("Prac1. Algoritmos Geometricos");
frame.setSize(WIDTH, HEIGHT);
frame.setVisible(true);
}
public void encontrarConvexo(Polygon pol)
{
boolean encontrado = false;
int cont = 0;
Point p = pc.getPoint(cont);
int i = 0;
int j = 1;
while(!encontrado)
{
if(p.classify(pol.getVertexAt(i), pol.getVertexAt(j)) == PointClassification.RIGHT)
{
encontrado = true;
pol.add(p, j);
}else{
cont++;
if(cont == POINT_CLOUD_VERT)
{
i = j;
j = (j+1)%pol.vertexSize();
cont = 0;
}
else
{
p = pc.getPoint(cont);
}
}
}
for(int w = 0; w < pol.vertexSize(); w++)
{
pol.set(pol.getVertexAt(w), w);
}
}
public void mouseClicked(MouseEvent e)
{
}
public void mousePressed(MouseEvent e)
{
System.out.println("Pulsado el boton del raton: "+e.getButton());
}
public void mouseReleased(MouseEvent e)
{
}
public void mouseEntered(MouseEvent e)
{
}
public void mouseExited(MouseEvent e)
{
}
public void keyTyped(KeyEvent e)
{
}
public void keyPressed(KeyEvent e)
{
switch (e.getKeyChar()) {
case 'E':
case 'e':
visualizeAxis = !visualizeAxis;
canvas.repaint();
break;
case 'a':
case 'A':
exercise = A;
break;
case 'b':
case 'B':
exercise = B;
break;
case 'c':
case 'C':
exercise = C;
break;
case 'd':
case 'D':
exercise = D;
break;
case 27: // esc
System.exit(0);
}
}
public void keyReleased(KeyEvent e)
{
}
}
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