R2CubeMaps.h

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#ifndef R2_CUBE_MAPS_H
#define R2_CUBE_MAPS_H

/// \file R2CubeMaps.h
/// \brief Functions for dealing with cube maps.

///
/// Sample from a right-handed cube map \a t using the world-space vector \a v.
///
/// @param t A right-handed cube map
/// @param v A world-space direction vector
///

vec4
R2_cubeMapTextureRH(
  const samplerCube t,
  const vec3 v)
{
  return textureCube (t, vec3 (
    v.x,
    0.0 - v.y,
    0.0 - v.z
  ));
}

#endif // R2_CUBE_MAPS_H