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index.html
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<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" type="text/css" href="main.css">
<script id="vertex-shader" type="x-shader/x-vertex">
#version 300 es
in vec4 aPosition;
in vec4 aColor;
out vec4 vColor;
uniform vec3 uCamera;
void main()
{
// Calcula os senos e cossenos da camera para cada um dos tres eixos.
vec3 angles = radians( uCamera );
vec3 c = cos( angles );
vec3 s = sin( angles );
mat4 rx = mat4( 1.0, 0.0, 0.0, 0.0,
0.0, c.x, s.x, 0.0,
0.0, -s.x, c.x, 0.0,
0.0, 0.0, 0.0, 1.0 );
mat4 ry = mat4( c.y, 0.0, -s.y, 0.0,
0.0, 1.0, 0.0, 0.0,
s.y, 0.0, c.y, 0.0,
0.0, 0.0, 0.0, 1.0 );
mat4 rz = mat4( c.z, s.z, 0.0, 0.0,
-s.z, c.z, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 1.0 );
vColor = aColor;
gl_Position = rz * ry * rx * aPosition;
gl_Position.z = -gl_Position.z;
}
</script>
<script id="fragment-shader" type="x-shader/x-fragment">
#version 300 es
precision highp float;
in vec4 vColor;
out vec4 fColor;
void
main()
{
fColor = vColor;
}
</script>
<script type="text/javascript" src="./Resources/initShaders.js"></script>
<script type="text/javascript" src="./Resources/MVnew.js"></script>
<script type="text/javascript" src="./Resources/m4.js"></script>
<script type="text/javascript" src="index.js"></script>
</head>
<body>
<div style="display: flex; flex-direction: column; align-items: center;">
<div>
<canvas id="gl-canvas" width="600" height="600">
Oops ... your browser doesn't support the HTML5 canvas element
</canvas>
<input class="rollv" type="range" min="1" max="720" value="180" class="slider" id="cameraX" orient="vertical">
</div>
<input class ="rollh" type="range" min="1" max="720" value="180" class="slider" id="cameraY">
<div>
<button class="btn" id= "xButton">Rotate X</button>
<button class ="btn" id= "yButton">Rotate Y</button>
<button class = "btn" id= "zButton">Rotate Z</button>
</div>
</div>
</body>
</html>