ludus::foundation::math::WeightedRadiance¶

Struct

Compensated RGB numerator and scalar denominator of a weighted radiance estimate. No allocation or thread affinity. Each chain/pixel owns its accumulator exclusively.

Declared in modules/foundation/math/include/ludus/foundation/math/metropolis.hpp

#include <ludus/foundation/math/metropolis.hpp>

struct ludus::foundation::math::WeightedRadiance final

Fields¶

Sum¶

Vector4 ludus::foundation::math::WeightedRadiance::Sum {}

XYZ is sum(weight * radiance), W is sum(weight).

Related types: Vector4

Declared in modules/foundation/math/include/ludus/foundation/math/metropolis.hpp

Compensation¶

Vector4 ludus::foundation::math::WeightedRadiance::Compensation {}

Kahan compensation for the four sums; not another contribution.

Related types: Vector4

Declared in modules/foundation/math/include/ludus/foundation/math/metropolis.hpp