kShBand0Basis top-level constant Lighting and environment
double
const kShBand0Basis
The value of the L0 basis function, sqrt(1 / (4 pi)). Evaluating a
coefficient list holding only radiance / kShBand0Basis at band 0 returns
radiance in every direction.
Implementation
const double kShBand0Basis = 0.28209479177387814;