$input v_dir /* * Copyright 2014-2016 Dario Manesku. All rights reserved. * License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause */ #include "../common/common.sh" #include "uniforms.sh" SAMPLERCUBE(s_texCube, 0); SAMPLERCUBE(s_texCubeIrr, 1); void main() { vec3 dir = normalize(v_dir); vec4 color; if (u_bgType == 7.0) { color = toLinear(textureCube(s_texCubeIrr, dir)); } else { float lod = u_bgType; dir = fixCubeLookup(dir, lod, 256.0); color = toLinear(textureCubeLod(s_texCube, dir, lod)); } color *= exp2(u_exposure); gl_FragColor = toFilmic(color); }