Template:Texture naming conventions

Technology	File suffix	Material keyword	Material stage keyword	Notes
Diffuse	_d	N/A	diffuseMap	Red, Green, Blue colors. Opacity in alpha channel (white is fully opaque).
Height	_h	N/A	heightMap	Greyscale, white is floor level, black is down.
Normal	_n	N/A	normalMap	Red means X, Green means -Y, Blue means Z (see below).
Normal with Height	_nh	N/A	normalHeightMap	Normal map in RGB channel, height map in alpha channel, ➡️ prefer doing separate files.
Specular	_s	N/A	specularMap	Black means no reflection, white means a lot of reflection.
Physical (Occlusion, Roughness, Metalness)	_orm	N/A	physicalMap	Occlusion in Red, Roughness in Green, Metalness in Blue, ⚠️ this is unused yet, there may be bugs.
Glow (Addition)	_a	N/A	glowMap	Red, Green, Blue, black means no addition.
Preview	_p	qer_editorImage	N/A	For usage in editor as preview, will also be used by map compiler to color bouncing lights.