Spilled Paint

Developer
Darryl Huffman
Size
3,894 Kb
Views
16,184

How do I make an spilled paint?

Hey guys! So I really love this effect, and I really wish I could get it running smoothly in fullscreen! Any ideas on how to fix it up so it works are really appreciated. . What is a spilled paint? How do you make a spilled paint? This script and codes were developed by Darryl Huffman on 01 January 2023, Sunday.

Spilled Paint Previews
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Spilled Paint - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>Spilled Paint</title> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/meyer-reset/2.0/reset.min.css"> <link rel="stylesheet" href="css/style.css">
</head>
<body> <div id="display"><div id="expand">+</div></div> <script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.0/jquery.min.js'></script>
<script src='https://codepen.io/darrylhuffman/pen/zogYQW.js'></script> <script src="js/index.js"></script>
</body>
</html>

Spilled Paint - Script Codes CSS Codes

html, body { width: 100%; height: 100%;
}
body { overflow: hidden; margin: 0px; padding: 0px; display: flex; background-color: #222;
}
* { transition: all 600ms;
}
#display { max-width: 750px; max-height: 450px; width: 100%; height: 100%; margin: auto; position: relative;
}
#display canvas { width: 100%; height: 100%;
}
#display #expand { position: absolute; width: 30px; right: -30px; bottom: -30px; line-height: 30px; text-align: center; color: #f25757; font-size: 20px; font-weight: bold;
}
#display.full { max-height: 100%; max-width: 100%;
}
#display.full #expand { transform: rotate(45deg); bottom: 0px; right: 0px; color: #222;
}

Spilled Paint - Script Codes JS Codes

$('#expand').click(function(){	$('#display').toggleClass('full');	setTimeout(function(){	setSize();	updateData();	}, 700);
});
var size = {	x: $('#display').width(),	y: $('#display').height()
};
var res = Math.ceil(size.y / size.y / 2);
var w = Math.ceil(size.x / res);
var h = Math.ceil(size.y / res);
var calch = (h * 1.5), // this is used in the animation, just caching math so I don't need to do it every frame. calcw = (w * 1.5); // ^^
var canvas = $('<canvas/>').attr({width: size.x, height: size.y}).appendTo('#display'), context = canvas.get(0).getContext("2d");
function setSize() {	size = {	x: $('#display').width(),	y: $('#display').height()	};	res = Math.ceil(size.y / size.y / 2);	w = Math.ceil(size.x / res);	h = Math.ceil(size.y / res);	calch = (h * 1.5),	calcw = (w * 1.5);	canvas.attr({width: size.x, height: size.y});
}
var startTime = new Date().getTime();
var currentTime = 0;
noise.seed(8);
//noise.seed(Math.random());
var color;
// Cache colors to reduce work per frame -- Thanks Blake Bowen for this tip and a few others, hopefully performance will improve.
var color1 = [234,242,227,255];
var color2 = [97,232,225,255];
var color3 = [242,87,87,255];
var color4 = [242,232,99,255];
var color5 = [242,205,96,255];
var color6 = [255/2,255/2,255/2];
var imagedata = context.createImageData(size.x, size.y);
var buf = new ArrayBuffer(imagedata.data.length);
var buf8 = new Uint8ClampedArray(buf);
var data = new Uint32Array(imagedata.data.buffer);
function updateData(){	imagedata = context.getImageData(0, 0, size.x, size.y);	data = new Uint32Array(imagedata.data.buffer);
}
function draw(){	var now = new Date().getTime();	currentTime = (now - startTime) / 10000; // this variable will start at 0, and then will go up at a slow rate. So 2 seconds into the animation will be like 0.002.	// That variable is also responsable for the animation timing. It iterates through the "z" axis of the Perlin Noise. I also move the perlin noise slowly on the x and y axis.	for(var y = 0; y < size.y; y++){	for(var x = 0; x < size.x; x++){	var r = noise.simplex3((currentTime + x) / calcw, currentTime + y / calch, currentTime); // Figure out what this pixel looks like in the perlin noise	// r will return a number between -1 and +1. So for every .4 in between, I change the color.	if(r >= -2 && r < -0.6){	color = color1;	} else if(r >= -0.6 && r < -0.2){	color = color2;	} else if(r >= -0.2 && r < 0.2){	color = color3;	} else if(r >= 0.2 && r < 0.6){	color = color4;	} else if(r >= 0.6 && r <= 2){	color = color5;	} else {	color = color6;	}	// Set pixel data	data[y * size.x + x] =	(color[3] << 24) |	// alpha	(color[2] << 16) |	// blue	(color[1] << 8) |	// green	color[0];	// red	}	}	context.putImageData(imagedata, 0, 0); // Push the pixel data to the canvas	requestFrame(draw); // Call this funtion again on the next animation frame.
}
window.requestFrame = (function(){	return window.requestAnimationFrame ||	window.webkitRequestAnimationFrame ||	window.mozRequestAnimationFrame ||	function( callback ){	window.setTimeout(callback, 1000 / 60);	};
})();
draw();
$('#display').on('resize', setSize);
Spilled Paint - Script Codes
Spilled Paint - Script Codes
Home Page Home
Developer Darryl Huffman
Username darrylhuffman
Uploaded January 01, 2023
Rating 4.5
Size 3,894 Kb
Views 16,184
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