* feat: load exr map
* feat: scale and flip the hdr map
* feat: added camera
* feat: add simple slow but working photonmapping
* feat: added cpp version of photonmapping
* chore: extracted vector class to separate file
* chore: split classes into separate files
* chore: removed constant parameters from main
* feat: added statistics to main cpp
* feat: added statistic for time of execution
* feat: load exr map
* feat: scale and flip the hdr map
* feat: added camera
* feat: add simple slow but working photonmapping
* feat: added cpp version of photonmapping