Graham Murtha
Section A
This is the “complimentary eye of the storm”. I used 4 different variations of a base string code, each with different stroke weights and stroke colors for more variation. The numlines is set to 25.
sketch
// gmurtha Graham Murtha
// Section A
var dx1 = 0;
var dy1 = 0;
var dx2 = 0;
var dy2 = 0;
var numLines =25;
function setup() {
createCanvas(300, 400);
background(80,0,80); // dark purple
for(var a = 0; a <= 360; a += 80){ //a = angle
translate(width/2,height/2);
line(0,125,25,-75); // base line 1
line(25,25,125,0); //base line 2
dx1 = (25-0)/numLines; //calculates difference between each string
dy1 = (-75-125)/numLines; //calculates difference between each string
dx2 = (125-25)/numLines; //calculates difference between each string
dy2 = (0-25)/numLines; //calculates difference between each string
rotate(radians(a));
}
}
function draw() {
fill(255,255,200) // bright yellow
circle(width/2,height/2,25);
fill(80,0,80); //background color
circle(width/2,height/2,10);
translate(width/2,height/2);
stroke(255,255,255); //white
strokeWeight(1);
for(var a = 0; a <= 360; a += 30){ // 12 shape variations fit
var x1 = 125;
var y1 = 75;
var x2 = 75;
var y2 = 125;
for (var i = 0; i <= numLines; i ++) { //loops 25 times
line(x1, y1, x2, y2);
x1 += dx1;
y1 += dy1;
x2 += dx2;
y2 += dy2;
}
rotate(radians(a));
}
stroke(255,255,100); //yellow
strokeWeight(3);
for(var a = 0; a <= 360; a += 45){ // 8 shape variations fit
var x1 = 125;
var y1 = 175;
var x2 = 175;
var y2 = 125;
for (var i = 0; i <= numLines; i ++) { //loops 25 times
line(x1, y1, x2, y2);
x1 += dx1;
y1 += dy1;
x2 += dx2;
y2 += dy2;
}
rotate(radians(a));
}
stroke(200,0,200); //purple
strokeWeight(2);
for(var a = 0; a <= 360; a += 60){ //six shape variations fit
var x1 = 125;
var y1 = -125;
var x2 = 75;
var y2 = 75;
for (var i = 0; i <= numLines; i ++) { //loops 25 times
line(x1, y1, x2, y2);
x1 += dx1;
y1 += dy1;
x2 += dx2;
y2 += dy2;
}
rotate(radians(a));
}
stroke(255,150,255); //bright purple
strokeWeight(1);
for(var a = 0; a <= 360; a += 90){ //four shape variations fit
var x1 = 0;
var y1 = 125;
var x2 = 125;
var y2 = 0;
for (var i = 0; i <= numLines; i ++) { //loops 25 times
line(x1, y1, x2, y2);
x1 += dx1;
y1 += dy1;
x2 += dx2;
y2 += dy2;
}
rotate(radians(a));
}
}