HOWTO:Calculating the plane normal vector from a triangle;given: it's 3 vertices

Jeff_Mills · October 14, 2004, 10:25pm

?
thanks

Mega · October 14, 2004, 11:32pm

cross((c-a),(b-a))

Dol_AI_with_3D_Bone · October 15, 2004, 5:33am

nvec := Sqrt((XX)+(YY)+(Z*Z));
normalsX := X/nvec;
normalsY := Y/nvec;
normalsZ := Z/nvec;