The two main locations of the audience will be used to define two plane receivers with a height of 0.50 m from the audience surface:
#CALCULATION PRINCIPLES OF CATT ACOUSTIC PROGRAM SOFTWARE#
material_catt.txt: surface material definition (CATT-Acoustic software format).elmia_coordinates.xls: coordinates or the 3D scene corners.
![calculation principles of catt acoustic program calculation principles of catt acoustic program](https://www.coursehero.com/thumb/35/76/35761c2ec39d5303f649ad1a50dfc714ad40cfa7_180.jpg)
tutorial_2.proj: I-Simpa project of the present tutorial (without Results).Resources for this tutorial are located in the following folder: \doc\tutorial\tutorial 2 perform calculations with the SPPS codes.manipulate omnidirectional sound sources.manipulate punctual and plane receivers.
![calculation principles of catt acoustic program calculation principles of catt acoustic program](https://www.fox.it/Sites/615/WebExplorer/4.png)
The user can refer to the following reference for more information: A Comparison of Room Simulation Software - The 2nd Round Robin on Room Acoustical Computer Simulation, Bork Ingolf, Acta Acustica united with Acustica, Volume 86, Number 6, November/December 2000, pp. Has been the subject of measurements and a comparative study of several room acoustics software In this example, we are interested in the case of a theater.