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xform3.html
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<!DOCTYPE html>
<html>
<head>
<title>hwshen WebGL — code03 </title>
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1">
<!-- ************** Fragment Shader ************* -->
<script id="shader-fs" type="x-shader/x-fragment">
precision mediump float;
uniform vec4 uColor;
void main(void) {
gl_FragColor = uColor;
}
</script>
<!-- ************** Vertex Shader ************* -->
<script id="shader-vs" type="x-shader/x-vertex">
attribute vec3 aVertexPosition;
attribute vec3 aVertexColor;
uniform mat4 uMVMatrix;
void main(void) {
gl_PointSize = 10.0;
gl_Position = uMVMatrix*vec4(aVertexPosition, 1.0);
}
</script>
<script type="text/javascript" src="glMatrix-0.9.5.min.js"></script>
<script type="text/javascript" src="shaders_setup.js"></script>
<script type="text/javascript" src="xform3.js"></script>
</head>
<body onload="webGLStart();">
<canvas id="code03-canvas"style="border:none;"width="700"height="700"></canvas>
<h4> Geometry: </h4>
<button onclick="geometry(0)"> POINTS</button>
<button onclick="geometry(1)"> LINEs</button>
<button onclick="geometry(2)"> FACES</button>
<button onclick="draw_axis()"> AXES</button>
<h4> Background: </h4>
<button onclick="BG(1,0,0)"> Red</button>
<button onclick="BG(0,1,0)"> Green</button>
<button onclick="BG(0,0,1)"> Blue</button>
<button onclick="BG(0.5,0.5,0.5)"> Grey</button>
<button onclick="BG(0,0,0)"> Black</button>
<button onclick="BG(1,1,1)"> White</button>
<div>
<h4>
Click on the left mouse button and move the coursor to rotate
</h4>
<button onclick="redraw()"> Go Back! </button>
</div>
</body>
</html>