bgfx/tools/texturev/common.sh
2017-10-25 16:17:54 -07:00

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/*
* Copyright 2011-2017 Branimir Karadzic. All rights reserved.
* License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause
*/
#include <bgfx_shader.sh>
uniform vec4 u_params;
#define u_textureLod u_params.x
#define u_textureLayer u_params.y
#define u_ev u_params.w
vec4 toEv(vec4 _color)
{
return vec4(_color.xyz * pow(2.0, u_ev), _color.w);
}