Digital Roots

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Processing Sketches

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Multiples of:
A digital root of any natural number 'n' = 1+[n-1 (mod 9)]
interface Inputs {
List getNumberList();
}
Inputs inputs;
void setup(){
size(700, 700);
background(255);
stroke(100,0,0);
frameRate(1);
}
int rootsLength = 0;
int step = 0;
void draw() {
if (this.inputs != null){
List numberList = this.inputs.getNumberList();
if (rootsLength != numberList.length) {
step = 0;
rootsLength = numberList.length;
}
if (step < rootsLength){
if (step == 0){
background(0);
}
float midHorz = width/2;
float midVert = height/2 + height/8;
step++;
int x = 0;
int y = 0;
translate(midHorz, midVert);
for (int i = 0; i < step; i++){
int root = 1+((numberList[i]-1) % 9);
setRootColor(root);
rect(x,y,root * 15, 10);
translate(root * 15, 11);
rotate(-1*PI/2);
}
}
}
}
void setRootColor(int root){
if (root % 9 == 0){
fill(200,0,0);
} else if (root % 8 == 0){
fill(0,200,0);
} else if (root % 7 == 0){
fill(0,0,200);
} else if (root % 6 == 0){
fill(0,200,200);
} else if (root % 5 == 0){
fill(200,0,200);
} else if (root % 4 == 0){
fill(200,200,0);
} else if (root % 3 == 0){
fill(0,100,200);
} else if (root % 2 == 0){
fill(100,0,200);
} else if (root % 1 == 0){
fill(100,100,100);
} else {
fill(200,100,100);
}
}
void bindInputsJS(Inputs inputs){
this.inputs = inputs;
}