raisin::PbrEnvironment::LoadOptions

struct · #include <rayrai/PbrEnvironment.hpp>

Options accepted by loadFromHdrFile(). Face sizes are cubemap edge lengths in texels.

Public attributes

environmentFaceSize

int environmentFaceSize

Face size of environmentCubemap.

irradianceFaceSize

int irradianceFaceSize

Face size of irradianceCubemap.

irradianceSampleCount

int irradianceSampleCount

Hemisphere samples per irradiance texel.

prefilteredFaceSize

int prefilteredFaceSize

Mip-0 face size of prefilteredCubemap.

prefilteredMipLevels

int prefilteredMipLevels

Roughness mip levels; copied to prefilteredMipCount.

prefilteredSampleCount

int prefilteredSampleCount

GGX importance samples per prefiltered texel.

brdfLutSize

int brdfLutSize

Edge length of the square split-sum BRDF LUT.

brdfLutSampleCount

int brdfLutSampleCount

Samples per BRDF LUT texel.

strength

float strength

Copied to PbrEnvironment::strength.

generateEnvironmentMipmaps

bool generateEnvironmentMipmaps

Build a mip chain for environmentCubemap.