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int[][] result;
float t, c;
float ease(float p) {
return 3*p*p - 2*p*p*p;
}
float ease(float p, float g) {
if (p < 0.5)
return 0.5 * pow(2*p, g);
else
return 1 - 0.5 * pow(2*(1 - p), g);
}
float mn = .5*sqrt(3), ia = atan(sqrt(.5));
void push() {
pushMatrix();
pushStyle();
}
void pop() {
popStyle();
popMatrix();
}
void draw() {
if (!recording) {
t = mouseX*1.0/width;
c = mouseY*1.0/height;
if (mousePressed)
println(c);
draw_();
} else {
for (int i=0; i<width*height; i++)
for (int a=0; a<3; a++)
result[i][a] = 0;
c = 0;
for (int sa=0; sa<samplesPerFrame; sa++) {
t = map(frameCount-1 + sa*shutterAngle/samplesPerFrame, 0, numFrames, 0, 1);
draw_();
loadPixels();
for (int i=0; i<pixels.length; i++) {
result[i][0] += pixels[i] >> 16 & 0xff;
result[i][1] += pixels[i] >> 8 & 0xff;
result[i][2] += pixels[i] & 0xff;
}
}
loadPixels();
for (int i=0; i<pixels.length; i++)
pixels[i] = 0xff << 24 |
int(result[i][0]*1.0/samplesPerFrame) << 16 |
int(result[i][1]*1.0/samplesPerFrame) << 8 |
int(result[i][2]*1.0/samplesPerFrame);
updatePixels();
saveFrame("fr###.png");
println(frameCount,"/",numFrames);
if (frameCount==numFrames)
exit();
}
}
//////////////////////////////////////////////////////////////////////////////
int samplesPerFrame = 4;
int numFrames = 100;
float shutterAngle = .6;
boolean recording = true;
OpenSimplexNoise noise;
/*
float l = 25;
float motion_radius = 1.0;
*/
float l = 100;
float motion_radius = 0.5;
class Dot{
float r = sqrt(random(1))*0.3*width;
float theta = random(TWO_PI);
float cx = r*cos(theta);
float cy = r*sin(theta);
float id1 = random(10000);
float id2 = random(10000);
float x(float ph){
return cx + l*(float)noise.eval(id1 + motion_radius*cos(TWO_PI*(t+ph)),motion_radius*sin(TWO_PI*(t+ph)));
}
float y(float ph){
return cy + l*(float)noise.eval(id2 + motion_radius*cos(TWO_PI*(t+ph)),motion_radius*sin(TWO_PI*(t+ph)));
}
void show(){
stroke(255);
fill(255);
ellipse(x(0),y(0),5,5);
}
}
int n = 75;
Dot[] array = new Dot[n];
void setup(){
size(500,500,P3D);
result = new int[width*height][3];
noise = new OpenSimplexNoise();
for(int i=0;i<n;i++){
array[i] = new Dot();
}
}
int m = 100;
float offset_factor = 3.0;
float swmax = 5;
void draw_(){
background(0);
push();
translate(width/2,height/2);
stroke(255,50);
for(int i=0;i<n;i++){
for(int j=0;j<i;j++){
float d = 1.0*dist(array[i].x(0),array[i].y(0),array[j].x(0),array[j].y(0))/(1.0*width);
float sw = constrain(map(d*width,0,0.15*width,swmax,0),0,swmax);
strokeWeight(sw);
for(int k=0;k<=m;k++){
float tt = 1.0*k/m;
float xx = lerp(array[i].x(-d*offset_factor*tt),array[j].x(-d*offset_factor*(1-tt)),tt);
float yy = lerp(array[i].y(-d*offset_factor*tt),array[j].y(-d*offset_factor*(1-tt)),tt);
point(xx,yy,-1);
}
}
}
for(int i=0;i<n;i++){
array[i].show();
}
pop();
}
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