Eric Carlson

Documentation1.md

@@ -1,19 +1,24 @@
 # Name: 
+sphere()
 
 ## Examples:
-Insert examples here.
+noStroke();
+lights();
+translate(58, 48, 0);
+sphere(28);
 
 ## Description:
-Insert description here
-
+	A sphere is a hollow ball made from tessellated triangles
+	
 ## Syntax:
-Demonstrate syntax here
+	sphere(r)
 
 ##Parameters: 
-Name and describe parameters here
+r	float: the radius of the sphere
+
 
 ##Returns:
-What type of data does it return?
+void
 
 ##Other notes:
 Anything else?

math_function/math_function.pde

@@ -0,0 +1,20 @@
+int x1=0;
+int x2=300;
+int y1=7;
+int y2=-200;
+void setup() { 
+  size(800,600);
+}
+
+
+void draw() {
+  scale(1,-1);
+  translate(width/2,-height/2);
+  println(findSlopeOfLine(x1,y1,x2,y2));
+    line(x1,y1,x2,y2);
+}
+
+float findSlopeOfLine(float y2,float y1, float x2,float x1){
+  float slope = (y2 - y1)/(x2-x1);
+  return slope;
+}

physics_function/physics_function.pde

@@ -0,0 +1,16 @@
+
+
+void setup() {
+
+}
+
+
+
+void draw() {
+  println(findAccelceration(0, 500, 60));
+
+}
+float findAccelceration ( float vi, float vf, float time){
+  float accelceration = (vf-vi)/time;
+  return accelceration;
+}

sketch_3D_void_functions_making_a_sphere_bounce_around/sketch_3D_void_functions_making_a_sphere_bounce_around.pde

@@ -0,0 +1,89 @@
+int xPos=400;
+int yPos=300; //necessary floats for all functions to work for postion of the ball so it knows where to translate the ball
+int zPos=500;
+
+int xSpeed=1;
+int ySpeed=1;    //necessary floats for functions to work for speed in the 3 directions
+int zSpeed=1;
+
+int xDirection=17;
+int yDirection=10;    // the speed floats could work on their own but i added another set of floats so i can add more direction of movements  
+int zDirection=15;
+int radius=100; //unnecessary floats but its easier to change the size of the ball and depth of the box without having to change all the numbers in the code
+int depth=1000;
+
+// end of variables
+
+void setup() {
+  size (800,600, P3D);  //makes drawing in 3D
+
+}
+
+void draw() {
+  background(0);
+  backgroundsquare();    //use created functions 
+  drawball();
+  makeballmove();
+}
+
+
+
+void backgroundsquare() {
+
+  stroke(255);
+
+ // these lines draw the back of the so called box that the ball is in
+  line(0, 0, -depth, width, 0, -depth);
+  line(0, 0, -depth, 0, height, -depth);               //depth variable is used so i dont have to change each number if i wanna make the "box go back further
+  line(0, height, -depth, width, height, -depth);
+  line(width, height, -depth, width, 0, -depth); 
+
+  // perspective lines that are the sides of the box the ball is in
+
+  line(0, 0, -depth, 0, 0, 0);
+  line(width, 0, -depth, width, 0, 0);
+  line(0, height, -depth, 0, height, 0);
+  line(width, height, -depth, width, height, 0);  
+}
+
+
+
+void drawball() {
+  //makes ball move follwing the x,y,and z postion of the sphere
+  translate (xPos, yPos, -zPos);
+  //draws sphere
+  sphere(radius);        
+  //adds no fill to make ball look more 3D, just a personal preference 
+  noFill();
+}
+
+
+void makeballmove() {
+  xPos = xPos + (xSpeed * xDirection); //gives the sphere its x velocity
+  yPos = yPos + (ySpeed * yDirection);  //gives the sphere its y velocity
+  zPos = zPos + (zSpeed * zDirection);   // gives the sphere its z velocity
+
+  if (xPos>width-radius) {    //makes ball bounce back if hits the right side of screen
+    xDirection*=-1;
+  }
+
+  if (yPos>height-radius) {    //makes ball bounce back if it hits bottom of screen
+    yDirection*=-1;
+  }
+
+  if (zPos>depth) {          //makes ball bounce back if it hits "back" of screen
+    zDirection*=-1;
+  }
+
+  if (xPos<radius) {        //makes ball bounce back if it hits the left side of screen
+    xDirection*=-1;
+  }
+
+  if (yPos<radius) {      //makes ball bounce back if it hits top of screen
+    yDirection*=-1;
+  }
+
+  if (zPos<0) {          //makes ball bounce back if it hits "front" of screen
+    zDirection*=-1;
+  }
+}