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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<style>
body {
margin: 0px;
overflow: hidden;
}
canvas {
/* -webkit-transform: scale3d(2.0, 2.0, 1.0);
-webkit-transform-origin: 0 0 0;
-moz-transform: scale3d(2.0, 2.0, 1.0);
-moz-transform-origin: 0 0 0;*/
}
</style>
</head>
<body>
<div id="container"></div>
<script src="three.min.js"></script>
<script id="vsChecker" type="x-shader/x-vertex">
varying vec2 vUv;
void main()
{
vUv = uv;
gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);
}
</script>
<script id="fsChecker" type="x-shader/x-fragment">
varying vec2 vUv;
uniform float dy;
void main()
{
vec3 c = vec3(0.0);
float x = 4.0 * vUv.x;
float y = 4.0 * vUv.y + dy;
if (fract(x) > 0.5 ^^ fract(y) > 0.5)
c = vec3(1.0);
gl_FragColor = vec4(c, 1.0);
}
</script>
<script src="qtlogo.js"></script>
<script src="helloqt.js"></script>
</body>
</html>
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