0.1.12
mesh.py: add support for loading/writing PBR metallic & roughness texture map ofobjandglbformats.render.py: add support for rendering PBR metallic & roughness with an environment light map.
mesh.py: add support for loading/writing PBR metallic & roughness texture map of obj and glb formats.render.py: add support for rendering PBR metallic & roughness with an environment light map.