Created
January 22, 2009 09:33
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/* For Youtube demo, Please see below. | |
http://jp.youtube.com/watch?v=8vXg_EUqFY0 | |
*/ | |
import processing.core.*; | |
import JMyron.*; | |
import MyObjects.Ball; | |
import ProcessingUtils.ColorUtil; | |
public class PopBall extends PApplet{ | |
JMyron m; | |
ColorUtil cu = new ColorUtil(); | |
static final long serialVersionUID = 100; | |
final int BLACK = cu.createColor(0,0,0); | |
final int MAX = 100; | |
Ball[] balls; | |
int idx = 0; | |
public void setup(){ | |
size(320, 240); | |
balls = new Ball[MAX]; | |
frameRate(30); | |
smooth(); | |
m = new JMyron(); | |
m.start(width, height); | |
m.adaptivity(100); | |
m.adapt(); | |
noStroke(); | |
} | |
public void stop() { | |
m.stop(); | |
super.stop(); | |
} | |
public void draw(){ | |
m.update(); | |
drawImage(); | |
createBalls(); | |
drawBalls(); | |
} | |
private void drawBalls(){ | |
for (int i = 0; i < MAX; i++) { | |
if (balls[i] != null) { | |
balls[i].update(); | |
fill(balls[i].Color); | |
ellipse(balls[i].x, balls[i].y, balls[i].size, balls[i].size); | |
} | |
} | |
} | |
private void drawImage() | |
{ | |
int[] img = m.image(); | |
loadPixels(); | |
for (int i = 0; i<width*height; i++){ | |
pixels[i] = img[i]; | |
} | |
updatePixels(); | |
} | |
private void createBalls() { | |
int[] img = m.differenceImage(); | |
for (int i = 0; i<width*height; i++) { | |
int cl = img[i]; | |
if (cl != BLACK) { | |
int y = i / width; | |
int x = i % width; | |
balls[idx] = new Ball(x, y,random(10,15), this); | |
balls[idx].setInitialSpeed(random(-10,10), random(-10,10)); | |
balls[idx].setColor(cu.createColor(random(0,255), random(0,255), random(0,255), random(150,255))); | |
idx++; | |
if (100 <= idx) idx = 0; | |
break; | |
} | |
} | |
} | |
} | |
package MyObjects; | |
import processing.core.*; | |
public class Ball { | |
private | |
float _x, _y; | |
float _speedy, _speedx; | |
float _size = 5; | |
PApplet _p; | |
int _color; | |
static final float g = (float)2; | |
public float x, y, size; | |
public int Color; | |
public Ball(float x, float y, float size, PApplet p){ | |
_x = x; | |
_y = y; | |
_size = size; | |
_p = p; | |
_speedy = 0; | |
} | |
public void setInitialSpeed(float speedx, float speedy) { | |
_speedx = speedx; | |
_speedy = speedy; | |
} | |
public void setColor(int c){ | |
_color = c; | |
Color = _color; | |
} | |
public void update() | |
{ | |
calculateXPos(); | |
calculateYPos(); | |
x = _x; | |
y = _y; | |
size = _size; | |
} | |
private void calculateXPos() | |
{ | |
float x1; | |
x1 = _x + _speedx; | |
if (x1 <= size/2) { | |
_speedx = (float) -1 * _speedx * (float)0.7; | |
x1 = size / 2; | |
} else if ((_p.width - size /2) <= x1){ | |
_speedx = (float) -1 * _speedx * (float)0.7; | |
x1 = _p.width - size / 2; | |
} | |
_x = x1; | |
} | |
private void calculateYPos() | |
{ | |
float y1; | |
_speedy += g ; | |
y1 = _y + _speedy; | |
if ((_p.height - size/2) <= y1) { | |
_speedy = (float) -1 * _speedy * (float)0.7; | |
y1 = _p.height - size / 2; | |
_speedx = _speedx * (float)0.95; | |
} | |
_y = y1; | |
} | |
} | |
package ProcessingUtils; | |
public class ColorUtil { | |
public ColorUtil() { | |
} | |
public int createColor(float c1, float c2, float c3, float c4) { | |
return createColor((int)c1, (int)c2, (int)c3, (int)c4); | |
} | |
public int createColor(int c1, int c2, int c3) { | |
return createColor(c1, c2, c3, 255); | |
} | |
public int createColor(float c1, float c2, float c3) { | |
return createColor((int)c1, (int)c2, (int)c3); | |
} | |
public int createColor(int c1, int c2, int c3, int c4) { | |
if (c1 < 0 || 255 < c1) { | |
c1 = 255; | |
} | |
if (c2 < 0 || 255 < c2) { | |
c2 = 255; | |
} | |
if (c3 < 0 || 255 < c3) { | |
c3 = 255; | |
} | |
if (c4 < 0 || 255 < c4) { | |
c4 = 255; | |
} | |
int _color = c4 << 24 | c1 << 16 | c2 << 8 | c3; | |
return _color; | |
} | |
} |
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