Canvas blend modes
How do I make an canvas blend modes?
Ctx.globalCompositeOperation not suported by all browsers, test it on firefox. What is a canvas blend modes? How do you make a canvas blend modes? This script and codes were developed by Yukulélé on 07 September 2022, Wednesday.
Canvas blend modes - Script Codes HTML Codes
<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>canvas blend modes</title> <link rel="stylesheet" href="css/style.css">
</head>
<body> <canvas id="canvas"></canvas> <script src="js/index.js"></script>
</body>
</html>
Canvas blend modes - Script Codes CSS Codes
body,html{ margin:0; padding:0;
}
canvas{ position: absolute; top: 0; left: 0; right: 0; bottom: 0; margin:auto;
}
Canvas blend modes - Script Codes JS Codes
var canvas = document.getElementById('canvas');
window.onresize=function(){ "use strict"; var winMin = Math.min(window.innerWidth,window.innerHeight); canvas.width = winMin; canvas.height = winMin; var w = winMin / 3; var ctx = canvas.getContext('2d'); /* globalCompositeOperation : normal | multiply | screen | overlay | darken | lighten | color-dodge | color-burn | hard-light | soft-light | difference | exclusion | hue | saturation | color | luminosity */ ctx.globalCompositeOperation = 'multiply'; //magenta ctx.fillStyle = 'rgb(255,0,255)'; ctx.beginPath(); ctx.arc(w, w, w, 0, Math.PI*2, true); ctx.closePath(); ctx.fill(); //cyan ctx.fillStyle = 'rgb(0,255,255)'; ctx.beginPath(); ctx.arc(w*2, w, w, 0, Math.PI*2, true); ctx.closePath(); ctx.fill(); //yellow ctx.fillStyle = 'rgb(255,255,0)'; ctx.beginPath(); ctx.arc(w*1.5, w*2, w, 0, Math.PI*2, true); ctx.closePath(); ctx.fill();
};
window.onresize();
Developer | Yukulélé |
Username | yukulele |
Uploaded | September 07, 2022 |
Rating | 3 |
Size | 1,998 Kb |
Views | 32,384 |
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