“Pendule_matrix” by Raul Leal
https://openprocessing.org/sketch/912088
License CreativeCommons Attribution NonCommercial
https://creativecommons.org/licenses/by-nc/3.0
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CC Attribution NonCommercial
Pendule_matrix
Leal
xxxxxxxxxx
int rows = 30;
int columns = 30;
int tempRows = 1;
int tempColumns = 1;
int N_pendules = rows*columns; //make 100 for nice pattern
pendule_class[] pendule = new pendule_class[N_pendules];
float framerate = 30;
float seconds = 10;
void setup() {
//size(1200,900);
size(screen.width, screen.height);
smooth();
frameRate(framerate);
float factor = height;
//float gravity = 0.4f;
for (int i=0; i < N_pendules; i++) {
pendule[i] = new pendule_class();
pendule[i].armLength = factor*(2.0/3.0);
//pendule[i].bobRad = random(0.9, 1)*factor/2*((i+1)/float(N_pendules));
//pendule[i].bobRad = factor/2;
pendule[i].bobRad = 20;
pendule[i].fill = random(200, 255);
pendule[i].gravity = (sin(random(0.0001, 360))/2)+1;
//pendule[i].pivot = new PVector(width/2,0);
}
}
void draw() {
background(0);
float factor = height/float(tempRows);
for (int j =0; j < tempRows; j++) {
for (int i=0; i < tempColumns; i++) {
pushMatrix();
translate((width/(2*tempColumns))*(2*i+1), height/tempRows*j);
pendule[i].draw();
popMatrix();
}
}
for (int i = 0; i < N_pendules; i++) {
pendule[i].armLength = factor*(2.0/3.0);
pendule[i].bobRad = 20/(tempRows*0.8);
pendule[i].update();
}
if ((frameCount % (seconds*framerate))==0 ) {
if (tempRows < rows) {
tempRows++;
}
if ( tempColumns < columns) {
tempColumns++;
}
if (seconds > 2) {
seconds -= 4.0;
} else seconds = 2.0;
}
//introduce random gravity to pendule
//if ((frameCount % (30*framerate))==0 ) {
// for (int i=0; i < N_pendules; i++) {
// pendule[i].gravity = (sin(random(0.0001, 360))/2)+1;
// }
//}
//saveFrame("movie/pendule_Matrix_Short####.tif");
if (frameCount > 30 * framerate) {
noLoop();
}
}
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