Created
March 25, 2018 22:44
-
-
Save vladiuz1/b805c5f3c722363941cafcd71f8ce2de to your computer and use it in GitHub Desktop.
array logo animation
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
// go here: | |
// https://p5js.org/examples/math-distance-2d.html | |
// and copy pase code below: | |
// ------------------ START --------------------------- | |
var max_distance; | |
var mouseover = false; | |
var cell_size = 15; | |
var canvW = 710; | |
var canvH = 400; | |
function setup() { | |
bg = loadImage("https://image.ibb.co/kzA3X7/Screenshot_2018_3_26_Sketchpad_5_1_Draw_Create_Share.png"); | |
cnv = createCanvas(canvW, canvH); | |
cnv.mouseOver(function(){ | |
mouseover = true; | |
}); | |
cnv.mouseOut(function(){ | |
mouseover = false; | |
}); | |
background(255); | |
noStroke(); | |
max_distance = dist(0, 0, width, height); | |
offset = 1; | |
inc = -0.3; | |
setInterval(function(){ | |
offset = offset + inc; | |
},50); | |
} | |
function draw() { | |
//d = pixelDensity(); | |
bg.loadPixels(); | |
background(255); | |
fill(color(255,255,255)); | |
//text(mouseX.toString(),20,20); | |
if (mouseover) { | |
background(255); | |
for(var i = 0; i <= width; i += cell_size) { | |
for(var j = 0; j <= height; j += cell_size) { | |
var size = dist(mouseX, mouseY, i, j); | |
size = Math.sin(offset+ 5*size/max_distance)+0.1; | |
//size = darkness*100; | |
x = (i + bg.width * j); | |
darkness = (bg.pixels[x*4+2]+bg.pixels[x*4+1]+bg.pixels[x*4])/(255*3); | |
size = round(cell_size*((1-darkness)*size), 0, cell_size); | |
//(255 - fingers.pixels[i*4]) | |
fill(color(0,0,0)); | |
ellipse(i, j, size, size); | |
} | |
} | |
} else { | |
background(bg); | |
} | |
} | |
// ---------------magic people voodoo people----------- |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment