INNER CODE UNIT · Python
Mesh
jakubtomsu/dungeon-of-quake · iqm_export_bl293.py:123
class Mesh:
def __init__(self, name, material, verts):
self.name = name
self.material = material
self.verts = [ None for v in verts ]
self.vertmap = {}
self.tris = []
def calcTangents(self):
# See "Tangent Space Calculation" at http://www.terathon.com/code/tangent.html
for v in self.verts:
v.tangent = mathutils.Vector((0.0, 0.0, 0.0))
v.bitangent = mathutils.Vector((0.0, 0.0, 0.0))
for (v0, v1, v2) in self.tris:
dco1 = v1.coord - v0.coord
dco2 = v2.coord - v0.coord
duv1 = v1.uv - v0.uv
duv2 = v2.uv - v0.uv