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$input v_texcoord0
/*
* Copyright 2011-2015 Branimir Karadzic. All rights reserved.
* License: http://www.opensource.org/licenses/BSD-2-Clause
*/
#include "common.sh"
SAMPLERCUBE(u_texCube, 0);
uniform mat4 u_mtx;
void main()
{
vec3 dir = vec3(v_texcoord0*2.0 - 1.0, 1.0);
dir = normalize(mul(u_mtx, vec4(dir, 0.0) ).xyz);
gl_FragColor = encodeRGBE8(textureCube(u_texCube, dir).xyz);
}
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