Calculation code characteristics

Physical phenomena
Physical phenomena SPPS code TCR code
Direct field
Specular field (specular reflection)
Diffuse field ✅ (using scattering coefficient) ✅ (Sabine, Eyring)
Scattered field (edge scattering)
Surface absorption ✅ (using absorption coefficient) ✅ (using absorption coefficient)
Diffusion by fittings
Atmospheric absorption
Meteorological effects
Receiver type and characteristics
Type/characteristics SPPS code TCR code
Punctual receiver
Surface receiver (any face element of the 3D scene)
Surface receiver (any defined plane receivers)
Sound source type and characteristics
Type/characteristics SPPS code TCR code
Punctual sound source : omnidirectionnal
Punctual sound source : complex directivity
Surface sound source
Line sound source as a line of punctual sources as a line of punctual sources
Acoustical parameters
Type/characteristics SPPS code TCR code
Sound level ✅ (dB, dBA) ✅ (Sabine, Eyring, Direct field)
Lateral Sound level ✅ (cos, cos²)
Clarity ✅ (C50, C80, user defined)
Definition ✅ (D50, user defined)
Ts
RT ✅ (RT15, RT30, user defined) ✅ (RT Sabine, RT Eyring)
EDT
ST
LF ✅ (LF80, user defined)
LFC ✅ (LFC80, user defined)
LG
G
Graphical representations
Type/characteristics SPPS code TCR code
Echogramm
Spectrum ✅ (total, per sound source)
Sound level map (on surface receivers) : instantaneous
Sound level map (on surface receivers) : cumulative
Sound level map (on surface receivers) : cumulated
Acoustical parameters map (on surface receivers)
Schroeder curves ✅ (data to display)
Intensity ✅ (animation)