Hello, I was reading this tutorial: https://area.autodesk.com/tutorials/street_cop_workflow_by_mashru_mishu In the texturing part, the artist mentions adding an ao and green channel of the normal map to the flat diffuse color map to give it some shading and reference on which other textures would be built upon. I…
If the 3D package your are using is for PBR, then there should be a channel where you can connect AO texture on it. Even thou AO isn't a best solution, it still creates visual fidelity. So you should use it unless your rendering application automatically renders it. The exact specular colour of a material or substance has…