stippling/index.html at master · repwolfe/stippling · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
<!DOCTYPE html>
<html>
<head>
	<title>Stippling</title>

	<style type="text/css">
		/* Makes all images grayscale */
		img {
			filter: url(filters.svg#grayscale); /* Firefox 3.5+ */
			filter: gray;	/* IE6-9 */
			-webkit-filter: grayscale(1); /* Google Chrome & Safari 6+*/
		}
	</style>

	<script type="text/javascript" src="sylvester.js"></script>
	<script type="text/javascript" src="glUtils.js"></script>
	<script type="text/javascript" src="webgl-utils.js"></script>
	<script type="text/javascript" src="voronoi.js"></script>
	<script type="text/javascript" src="webgl.js"></script>

	<script id="shader-fs" type="x-shader/x-fragment">
		#ifdef GL_ES
			precision highp float;
		#endif
		varying vec4 vColor;

		void main(void) {
			gl_FragColor = vColor;
		}
	</script>

	<script id="shader-vs" type="x-shader/x-vertex">
		attribute vec3 aVertexPosition;
		attribute vec4 aVertexColor;

		uniform mat4 uMVMatrix;
		uniform mat4 uPMatrix;

		varying vec4 vColor;

		void main(void) {
			gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0);
			vColor = aVertexColor;
		}
	</script>
</head>

<body onload="pageStart();">
	<div id="canvases" style="border-style: solid; border-width: 1px; position: absolute; width: 900px; height: 550px;">
		<canvas id="2d-canvas" style="position: absolute; width: 100%; height: 100%;"></canvas>
		<canvas id="main-canvas" style="position: absolute; width: 100%; height: 100%;"></canvas>
		<img id="theImage" style="max-width: 100%; max-height: 100%;"/>
	</div>

	<div style="margin-left: 900px; padding: 15px;">
		<form>
		# of stipple points: <input type="number" id="numStipples" min="1" max="20000" value="100" required><br>
		Stipple size: <input type="number" id="stippleSize" min="0.1" max="2.5" value="2.5" step="0.1" onchange="stippleSizeChanged();" required /><br>
		Stipple color: <input type="color" id="stippleColor" onchange="stippleColorChanged();" /><br>
		Display Voronoi: <input type="checkbox" id="displayVor" checked="true" onclick="displayVorClicked();" /><br>
		Display Image: <input type="checkbox" id="displayImage" checked="true" onclick="displayImageClicked();" /><br>
		<input type="file" text="Choose photo" accept="image/*" onchange="onFileSelected(event)"/>
		</form>

		<button id="start" type="button" onclick="start();" disabled>Start</button>
		<button id="stop" type="button" onclick="stop();" disabled>Stop</button>
		<button id="save" type="button" onclick="save();" disabled>Save</button>
		<div id="status">Stopped...</div>
	</div>
</body>
</html>