PImage photo;
void setup() {
size(1920, 1281);
photo = loadImage("czy-psy-sie-poca-min.jpg");
cw4();
}
void draw() {
// image(photo, 0, 0);
}
void cw1() {
photo.loadPixels();
for (int i = 0; i < photo.pixels.length; i++)
{
color c = photo.pixels[i];
photo.pixels[i] = color((red(c)+ green(c) +blue(c)) / 3);
}
photo.updatePixels();
}
void cw2() {
photo.loadPixels();
for (int i = 0; i < photo.pixels.length; i++)
{
color c = photo.pixels[i];
float a1 = 0.2;
float a2 = 0.3;
float a3 = 0.5;
photo.pixels[i] = color(a1 * red(c) + a2* green(c) + a3* blue(c));
}
photo.updatePixels();
}
void cw3() {
photo.loadPixels();
int a = 5;
for (int i = 0; i < photo.width; i+=a)
{
for (int j = 0; j < photo.height; j+=a)
{
color c = photo.get(i, j);
fill(c);
rect(i, j, a, a);
}
}
photo.updatePixels();
}
void cw4() {
photo.loadPixels();
int a = 3;
for (int i = 0; i < photo.width; i+=a)
{
for (int j = 0; j < photo.height; j+=a)
{
color c = photo.get(i, j);
fill(c);
int z = int(random(3));
if (z == 0)
{
rect(i, j, a, a);
} else if (z == 1)
{
ellipse(i, j, a, a);
} else if (z == 2)
{
circle(i, j, a);
// stroke(c);
// line(i, j, a, a);
}
}
}
photo.updatePixels();
}
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