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authorEric Guzman2012-06-20 19:42:03 -0700
committerEric Guzman2012-06-20 19:42:03 -0700
commit3270aac4980c908f305fb53abadda5121ff6b9cb (patch)
tree6255aaab239fde71b1f4862dd70de7be62f48b85 /assets/shaders/Cloud.vert.glsl
parenta5d93daf6fdccbfee160d6a8ba08f6b6d4b9d7cc (diff)
parent87377c81da06abf6d656017859830a3ab2902f0e (diff)
downloadninja-3270aac4980c908f305fb53abadda5121ff6b9cb.tar.gz
Merge branch 'binding' of github.com:dhg637/ninja-internal into binding
Diffstat (limited to 'assets/shaders/Cloud.vert.glsl')
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1/* <copyright>
2This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
3No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
4(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
5</copyright> */
6
7
8#ifdef GL_ES
9precision highp float;
10#endif
11
12// attributes
13attribute vec3 a_pos;
14attribute vec2 texcoord;
15
16// uniforms
17uniform float u_time;
18uniform float u_zmin;
19uniform float u_zmax;
20uniform float u_surfaceAlpha;
21
22// matrix uniforms
23uniform mat4 u_mvMatrix;
24uniform mat4 u_projMatrix;
25
26// varying
27varying vec2 v_texCoord0;
28
29// constants
30const float zSpeed = 10.0;
31
32
33void main()
34{
35 // Transform position
36 vec4 pos = vec4(a_pos,1);
37
38 float dz = u_time*zSpeed;
39 float n = floor( dz/(u_zmax-u_zmin) );
40 dz -= n*(u_zmax - u_zmin);
41 float z = pos.z + dz;
42 if (z > u_zmax)
43 {
44 z = u_zmin + (z - u_zmax);
45 }
46 pos.z = z;
47
48 gl_Position = u_projMatrix * u_mvMatrix * pos;
49
50 v_texCoord0 = texcoord;
51} \ No newline at end of file