Module rs_pbrt::core::spectrum

The Spectrum type hides the details of the particular spectral representation used, so that changing this detail of the system only requires changing the Spectrum implementation.

Structs

• RGBEnumIter
  An iterator over the variants of RGBEnum
• RGBSpectrum

Enums

• RGBEnum
• SpectrumType

Constants

• CIE_LAMBDA
• CIE_X
• CIE_Y
• CIE_Y_INTEGRAL
• CIE_Z
• N_CIE_SAMPLES

Functions

• blackbody
• blackbody_normalized
• gamma_correct
• interpolate_spectrum_samples
  Find responsible interval and linearly interpolate between the two sample values.
• inverse_gamma_convert_float
• rgb_to_xyz
  Calculate XYZ representation from RGB coefficients.
• spectrum_samples_sorted
  Are the values sorted by wavelength?
• xyz_to_rgb
  Calculate RGB coefficients from a XYZ representation.