assets/shaders/Cloud.vert.glsl


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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc.  All Rights Reserved.
</copyright> */


#ifdef GL_ES
precision highp float;
#endif

// attributes
attribute vec3	a_pos;
attribute vec2  texcoord;

// uniforms
uniform float u_time;
uniform float u_zmin;
uniform float u_zmax;
uniform float u_surfaceAlpha;

// matrix uniforms
uniform mat4 u_mvMatrix;
uniform mat4 u_projMatrix;
uniform mat4 u_worldMatrix;

// varying
varying vec2	v_texCoord0;

// constants
const float zSpeed = 1.0;


void main()
{
    // Transform position
	vec4 pos = a_pos;
	pos.z += u+time*zSpeed;
	gl_Position = u_projMatrix * u_mvMatrix * pos;
	    
    v_texCoord0 = texcoord;
}