From 59b9c0bb72f37aca7cceef2c01ec44fe80493705 Mon Sep 17 00:00:00 2001
From: Agersh88 <agershenfeld@MH201-1222A.ucvts.tec.nj.us>
Date: Wed, 11 Nov 2015 14:18:25 -0500
Subject: [PATCH 1/3] Added Gravity

glitched
---
 GravityBallCode/GravityBallCode.pde | 54 +++++++++++++++++------------
 1 file changed, 31 insertions(+), 23 deletions(-)

diff --git a/GravityBallCode/GravityBallCode.pde b/GravityBallCode/GravityBallCode.pde
index df2493b..214746a 100644
--- a/GravityBallCode/GravityBallCode.pde
+++ b/GravityBallCode/GravityBallCode.pde
@@ -1,16 +1,24 @@
 //declare variables
-float x, y, velX, velY, diam;
-
+int q = 500;
+float[] y = new float [q];
+float[] velX = new float [q];
+float[] velY = new float [q];
+float[] diam = new float [q];
+float[] x = new float [q];
+float gravity = .5;
 void setup() {
   //set size of canvas
   size(800, 600);
 
   //initialize variables
-  x = width/2;
-  y = height/2;
-  diam = 80;
-  velX = random(-5, 5);
-  velY = random(-5, 5);
+
+  for (int i = 0; i < q; i++) {
+    x[i] = random(width);
+    y[i] = random(height);
+    diam[i] = random(10, 20);
+    velX[i] = random(-5, 6);
+    velY[i] = random(-5, 6);
+  }
 }
 
 void draw() {
@@ -18,21 +26,21 @@ void draw() {
   background(0);
 
   //draw ball
-  ellipse(x, y, diam, diam);
-
-  //add velocity to position
-  x += velX;
-  y += velY;
-
-  //bounce ball if it hits walls
-  if (x + diam/2 >= width) {
-    velX = -abs(velX);    //if the ball hits the right wall, assign x velocity the negative version of itself
-  } else if (x - diam/2 <= 0) {
-    velX = abs(velX);     //if the ball hits the left wall, assign x velocity the positive version of itself
-  }
-  if (y + diam/2 >= height) {
-    velY = -abs(velY);
-  } else if (y - diam/2 <= 0) {
-    velY = abs(velY);
+  for (int i = 0; i < q; i++) {
+    fill(random(255), random(255), 0);
+    x[i] += velX[i];
+    velY[i] = velY[i] + gravity;
+    y[i] += velY[i];
+    ellipse(x[i], y[i], diam[i], diam[i]);
+    if (x[i] + diam[i] >= width) {
+      velX[i] = -abs(velX[i]);    //if the ball hits the right wall, assign x velocity the negative version of itself
+    } else if (x[i] - diam[i] <= 0) {
+      velX[i] = abs(velX[i]);     //if the ball hits the left wall, assign x velocity the positive version of itself
+    }
+    if (y[i] + diam[i] >= height) {
+      velY[i] = -abs(velY[i]);
+    } else if (y[i] - diam[i] <= 0) {
+      velY[i] = abs(velY[i]);
+    }
   }
 }
\ No newline at end of file

From ad5bd2b754a1976c88500def6c986db6eb06984b Mon Sep 17 00:00:00 2001
From: Agersh88 <agershenfeld@MH201-1222A.ucvts.tec.nj.us>
Date: Wed, 11 Nov 2015 14:51:26 -0500
Subject: [PATCH 2/3] fixed glitch

no longer falls through bottom. Glitches at the bottom by popping up
slightly.
---
 GravityBallCode/GravityBallCode.pde | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/GravityBallCode/GravityBallCode.pde b/GravityBallCode/GravityBallCode.pde
index 214746a..d6a6c25 100644
--- a/GravityBallCode/GravityBallCode.pde
+++ b/GravityBallCode/GravityBallCode.pde
@@ -1,5 +1,5 @@
 //declare variables
-int q = 500;
+int q = 50;
 float[] y = new float [q];
 float[] velX = new float [q];
 float[] velY = new float [q];
@@ -27,7 +27,7 @@ void draw() {
 
   //draw ball
   for (int i = 0; i < q; i++) {
-    fill(random(255), random(255), 0);
+    fill(random(255),random(255),random(255));
     x[i] += velX[i];
     velY[i] = velY[i] + gravity;
     y[i] += velY[i];
@@ -37,10 +37,13 @@ void draw() {
     } else if (x[i] - diam[i] <= 0) {
       velX[i] = abs(velX[i]);     //if the ball hits the left wall, assign x velocity the positive version of itself
     }
-    if (y[i] + diam[i] >= height) {
+    if (y[i] + diam[i]/2 > height) {
       velY[i] = -abs(velY[i]);
     } else if (y[i] - diam[i] <= 0) {
       velY[i] = abs(velY[i]);
     }
+    if (y[i] >= height) {
+      y[i] = height - diam[i]/2;
+    }
   }
 }
\ No newline at end of file

From a4f1a8932133d7a6d7a842f307bd57a75607972e Mon Sep 17 00:00:00 2001
From: Agersh88 <agershenfeld@MH201-1222A.ucvts.tec.nj.us>
Date: Thu, 12 Nov 2015 13:42:31 -0500
Subject: [PATCH 3/3] Got rid of roof

Fixed glitch where some balls would hit the roof and then never get
effected by the gravity.
---
 GravityBallCode/GravityBallCode.pde | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/GravityBallCode/GravityBallCode.pde b/GravityBallCode/GravityBallCode.pde
index d6a6c25..2d44705 100644
--- a/GravityBallCode/GravityBallCode.pde
+++ b/GravityBallCode/GravityBallCode.pde
@@ -1,5 +1,5 @@
 //declare variables
-int q = 50;
+int q = 20;
 float[] y = new float [q];
 float[] velX = new float [q];
 float[] velY = new float [q];
@@ -15,7 +15,7 @@ void setup() {
   for (int i = 0; i < q; i++) {
     x[i] = random(width);
     y[i] = random(height);
-    diam[i] = random(10, 20);
+    diam[i] = random(20, 50);
     velX[i] = random(-5, 6);
     velY[i] = random(-5, 6);
   }
@@ -27,7 +27,7 @@ void draw() {
 
   //draw ball
   for (int i = 0; i < q; i++) {
-    fill(random(255),random(255),random(255));
+    fill(random(255), random(255), random(255));
     x[i] += velX[i];
     velY[i] = velY[i] + gravity;
     y[i] += velY[i];
@@ -39,8 +39,6 @@ void draw() {
     }
     if (y[i] + diam[i]/2 > height) {
       velY[i] = -abs(velY[i]);
-    } else if (y[i] - diam[i] <= 0) {
-      velY[i] = abs(velY[i]);
     }
     if (y[i] >= height) {
       y[i] = height - diam[i]/2;