Members
myHull :Array.<p5.Vector>
Array storing a list of randomly generated points
Type:
- Array.<p5.Vector>
myPoints :Array.<p5.Vector>
Array storing a list of randomly generated points
Type:
- Array.<p5.Vector>
numPoints :Integer
Number of points to be bound by the generated convex hull
Type:
- Integer
pointRadius :Integer
Size of the points drawn on the canvas
Type:
- Integer
xBuffer :Integer
Variable that store how far away from the side edges new points can spawn
Type:
- Integer
yBuffer :Integer
Variable that store how far away from the top and bottom edges new points
can spawn
Type:
- Integer
Methods
crossZ(a, b, o) → {Float}
Finds the z component of the cross product of three vectors
Parameters:
| Name | Type | Description |
|---|---|---|
a |
p5.Vector | |
b |
p5.Vector | |
o |
p5.Vector |
Returns:
- Type
- Float
draw()
p5.js draw function, is run every frame to create the desired animation
drawHull(hullArray, colour)
Draws a convex hull with a given colour
Parameters:
| Name | Type | Description |
|---|---|---|
hullArray |
Array.<p5.Vector> | Array of points that amke up the verticies of the hull. |
colour |
Integer | Value of the hue of the given hull from 0 to 100 |
drawPoints(verticies)
Draws a set of points on the screen
Parameters:
| Name | Type | Description |
|---|---|---|
verticies |
Array.<p5.Vector> | Array of points |
grahamScan()
The graham scan algorithm
setup()
p5.js setup function, creates canvas.