Material Constants

Side

THREE.FrontSide
THREE.BackSide
THREE.DoubleSide

Shading

THREE.FlatShading
THREE.SmoothShading

Colors

THREE.NoColors
THREE.FaceColors
THREE.VertexColors

Blending Mode

THREE.NoBlending
THREE.NormalBlending
THREE.AdditiveBlending
THREE.SubtractiveBlending
THREE.MultiplyBlending
THREE.CustomBlending

Depth Mode

THREE.NeverDepth
THREE.AlwaysDepth
THREE.LessDepth
THREE.LessEqualDepth
THREE.GreaterEqualDepth
THREE.GreaterDepth
THREE.NotEqualDepth

Source

[link:https://github.com/mrdoob/three.js/blob/master/src/Three.js src/Three.js]