ecere/gfx/3D/Object3DSFormat: Fixes to alpha blending maps
- Reading alpha from R channel for non-PNG
- Fixed crashes on mismatched dimensions of opacity and diffuse map
- Not setting translucent flag if no alpha between 0 and 255 (Fixes Z-fighting issues in sort algorithm)
ecere/gfx/3D/Object3DSFormat: Added more materials and maps definitions
ecere/gfx/3D/Object3DSFormat: Loading bump maps
ecere/gfx/3D/Object3DSFormat: Fixed setting radius and bounding box
- Those were not being set when there was no animation frames