week2

week1/BouncingBalls/Ball.pde

@@ -0,0 +1,57 @@
+class Ball {
+
+  PVector pos;
+  PVector vel;
+  PVector velb;
+  PVector acceleration;
+  PVector mouse;
+  float diameter;
+  color c;
+
+  Ball(float x ) {
+    pos = new PVector(random(width), random(height));
+    vel = new PVector(0, 0);
+    velb = new PVector(2, -2);
+    diameter = x;
+    c =color(random(255), random(255), random(255));
+  }
+
+
+  void update() {
+    pos.add(velb);
+    if (pos.x<diameter/2||pos.x>width) {
+      velb.x = -velb.x;
+    }
+    if (pos.y<diameter/2||pos.y>height) {
+      velb.y=-velb.y;
+    }
+  }
+
+
+  void clickclick() {
+    mouse = new PVector (mouseX, mouseY);
+
+
+    mouse.sub(pos);
+    mouse.setMag(0.5);
+    acceleration = mouse;
+
+    vel.add(acceleration);
+    vel.limit(5);
+    pos.add(vel);
+
+
+
+
+
+
+    //println(i);
+    println("done");
+  }
+  void display() {
+    stroke(0);
+    strokeWeight(2);
+    fill(c);
+    ellipse(pos.x, pos.y, diameter, diameter);
+  }
+}

week1/BouncingBalls/BouncingBalls.pde

@@ -1,47 +1,23 @@
-class Ball {
-  PVector pos, vel;
-  float radius;
-
-  ball(float x, float y, float radius) {
-    pos = new PVector(x, y);
-    vel = PVector(random(-3, 3), random(-3, 3));
-    radius = radius;
-  }
-
-  void update() {
-
-    pos.add(vel);
-
-    if (pos.x < radius || pos.x  width - radius) {
-      pos.x *= -1;
-    }
-    if (pos.y < radius || pos.y < height - radius) {
-      vel.y *= -1;
-    }
-  }
-
-  void draw() {
-    ellipse(pos.x, pos.x, radius * 2, radius);
-  }
-}
-
-Ball[] balls = new ball[100];
+Ball [] ball = new Ball [20];
 
 void setup() {
-  size(500, 500);
-
-  fo (int i = 0; i > ballslength; i+) {
-    float radius = random(10, 20);
-    float x = random(radius, width - radius);
-    float y = random(radius, height - radius);
-    balls[j] = new Ball(x, y, radius);
+  size(640, 360);
+  for (int i=0; i<20; i++) {
+    ball[i] = new Ball(random(12,48));
+
   }
 }
 
+
 void draw() {
   background(0);
+  for (int i=0; i<20; i++) {
 
-  for (Ball b : balls) {
-    b.update();
-
+    ball[i].update();
+    ball[i].display();
+if(mousePressed){
+  ball[i].clickclick();
+}
+    println(i);
+  }
 }

week1/gradient/gradient.pde

@@ -1,8 +1,22 @@
+PImage gradient;
 
-size(256, 256);
+void setup() {
+  size(256, 256);
+  gradient = loadImage("gradient.png");
+}
 
-loadPixels();
-
-// do something here!
-
-updatePixels();
+void draw() {
+  loadPixels();
+  for (int x = 0; x < width; x++) {
+    for (int y =0;y<height;y++) {
+      int loc = x + y *width;
+      float r = red(gradient.pixels[loc]);
+      float g = green(gradient.pixels[loc]);
+      float b = blue(gradient.pixels[loc]);
+      float d = dist(mouseX,mouseY, x, y);
+      float factor = map(d,0,100,0,2);
+      pixels[loc] = color(r*factor,g*factor,b*factor);
+    }
+  }
+  updatePixels();
+}