bgfx/examples/18-ibl/fs_ibl_skybox.sc
2014-02-14 07:50:19 +01:00

24 lines
411 B
Python

$input v_dir
/*
* Copyright 2014 Dario Manesku. All rights reserved.
* License: http://www.opensource.org/licenses/BSD-2-Clause
*/
#include "../common/common.sh"
SAMPLERCUBE(u_texCube, 4);
uniform vec4 u_params;
#define u_exposure u_params.y
void main()
{
vec3 dir = normalize(v_dir);
vec4 color = textureCubeLod(u_texCube, dir, 0.0);
color *= exp2(u_exposure);
gl_FragColor = toFilmic(color);
}