示例#1
0
	def add_face(self, v1, v2, v3):

		f = d_tri(v1,v2,v3)
		f.ID = self.potential_face_IDs.pop()
		self.faces[f.ID] = f
		self.n_faces += 1
		e1 = self.add_half_edge(v1,v2)
		e2 = self.add_half_edge(v2,v3)
		e3 = self.add_half_edge(v3,v1)
		e1.next = e2
		e2.next = e3
		e3.next = e1
		e1.face = f
		e2.face = f
		e3.face = f
		f.edge = e1

		vec_e1 = v2.pos-v1.pos
		vec_e3 = v3.pos-v1.pos
		f.norm = util_PG.norm(vec_e1.cross(vec_e3))
		if len(self.potential_face_IDs) < 1 :
			self.potential_face_IDs.append(self.n_faces)

		self.find_edge_twins()

		return f
示例#2
0
    def add_face(self, v1, v2, v3):

        f = d_tri(v1, v2, v3)
        f.ID = self.potential_face_IDs.pop()
        self.faces[f.ID] = f
        self.n_faces += 1
        e1 = self.add_half_edge(v1, v2)
        e2 = self.add_half_edge(v2, v3)
        e3 = self.add_half_edge(v3, v1)
        e1.next = e2
        e2.next = e3
        e3.next = e1
        e1.face = f
        e2.face = f
        e3.face = f
        f.edge = e1

        vec_e1 = v2.pos - v1.pos
        vec_e3 = v3.pos - v1.pos
        f.norm = util_PG.norm(vec_e1.cross(vec_e3))
        if len(self.potential_face_IDs) < 1:
            self.potential_face_IDs.append(self.n_faces)

        self.find_edge_twins()

        return f
示例#3
0
	def __init__(self,x,y,z):
		self.ID = None
		self.pos = Vec3(x,y,z)
		self.color = Vec4(0.5,0.5,0.5,1.0)
		self.norm = util_PG.norm(Vec3(x,y,z))
		self.n_refs = 0
示例#4
0
 def __init__(self, x, y, z):
     self.ID = None
     self.pos = Vec3(x, y, z)
     self.color = Vec4(0.5, 0.5, 0.5, 1.0)
     self.norm = util_PG.norm(Vec3(x, y, z))
     self.n_refs = 0