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a processing sketch to auto generate cover photos I used for the first version of one of my university projects
Points mover;
int docWidth, docHeight;
int dpi = 300; //TODO!
float scaleFactor = 1;
int arrayLength = 300;
float minDistance, maxDistance, lineWeightMin, lineWeightMax, circleSizeMin, circleSizeMax;
Points[] myArray = new Points[(arrayLength + 3)];
PGraphics imageHolder;
void setup() {
docWidth = 1300;
docHeight = 680;
minDistance = 33;
maxDistance = 72;
lineWeightMin = 1;
lineWeightMax = 3;
circleSizeMin = 3;
circleSizeMax = 15;
size(int(scaleFactor * docWidth), int(scaleFactor * docHeight));
imageHolder = createGraphics(int(scaleFactor * docWidth), int(scaleFactor * docHeight));
for (int i = 0; i< arrayLength; i++) {
myArray[i] = new Points();
}
for (int i = 0; i < 3; i++) {
myArray[arrayLength + i] = new Points();
}
}
void draw() {
}
void keyPressed() {
if (key == 's') {
imageHolder.save("test.png");
} else {
for (int i = 0; i< arrayLength; i++) {
myArray[i].update();
}
for (int i = 0; i < 3; i++) {
myArray[arrayLength + i].update(new PVector(
(scaleFactor*docWidth/8/2) + ((scaleFactor*docWidth/8/2)*i),//location (vector) - X
(scaleFactor*docHeight/2)),//location (vector) - Y
(docWidth/8/2)/2,//circleSize
docWidth/23, //gravity
docWidth/500,//lineWeight
(255));//strokeColor
}println(docWidth/66);
render();
image(imageHolder, 0, 0);
}
}
void render() {
fill(0);
stroke(255);
rect(-10, -10, width+10, height+10);
imageHolder.beginDraw();
imageHolder.clear();
imageHolder.stroke(255);
imageHolder.fill(0);
for (int i = 0; i< myArray.length; i++) {
for (int j = 0; j< myArray.length; j++) {
if ((myArray[i].location).dist(myArray[j].location) < myArray[i].gravity ) {
imageHolder.strokeWeight(myArray[i].lineWeight/2);
imageHolder.stroke(myArray[i].strokeColor);
imageHolder.line(myArray[i].location.x, myArray[i].location.y, myArray[j].location.x, myArray[j].location.y);
}
}
}
for (int i = 0; i< myArray.length; i++) {
imageHolder.stroke(myArray[i].strokeColor);
// imageHolder.stroke(255);
imageHolder.strokeWeight(myArray[i].lineWeight);
imageHolder.ellipse(myArray[i].location.x, myArray[i].location.y, myArray[i].circleSize, myArray[i].circleSize);
}
// imageHolder.strokeWeight(.3 * scaleFactor);
// imageHolder.line(docWidth/2, 0, docWidth/2, docHeight);
imageHolder.endDraw();
}
class Points {
PVector location;
float circleSize;
float gravity;
float lineWeight;
color strokeColor;
Points() {
// location = new PVector (random(-100, width+ 100), random(-100, height+100));
// circleSize = random( 3, 15);
}
void update() {
location = new PVector (scaleFactor * random(-100, docWidth+ 100), scaleFactor * random(-100, docHeight+100));
circleSize = random( scaleFactor * circleSizeMin, scaleFactor * circleSizeMax);
gravity = scaleFactor * random(minDistance, maxDistance);
lineWeight = random(scaleFactor *lineWeightMin, scaleFactor *lineWeightMax);
strokeColor = color((lineWeight*66)/scaleFactor);
}
void update(PVector location_, float circleSize_, float gravity_, float lineWeight_, color strokeColor_) {
location = location_;
circleSize = scaleFactor * circleSize_;
gravity = scaleFactor * gravity_;
lineWeight = scaleFactor * lineWeight_;
strokeColor = strokeColor_;
}
}
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