def projection_vectorielle(pt):
vector = v.diference3D(pt, position)
if PROJECTIONSHERIQUE:
vector.normalize()
vector.dot(FOV)
z = v.scalar(vector, direction)
else:
# z = abs(v.scalar(vector, direction))
z = v.scalar(vector, direction)
vector.dot(FOV / z)
x = v.scalar(vector, Dx)
y = v.scalar(vector, Dz)
# x = x*(screen/2) + screenX/2
# y = y*(screen/2) + screenY/2
x = x * (screen / 2) + screenX / 2
y = y * (screen / 2) + screenY / 2
# if x<0 or y<0 or x>screen or y>screen:
# print(x, y)
if z < 0:
x -= screenX / 2
y -= screenY / 2
return x * screenX, y * screenY
return x, y
def generate_faces_colored(mesh, material):
dots, faces = mesh
faces_ = []
for face in faces:
vect1 = v.diference3D(dots[face[0]], dots[face[1]])
vect2 = v.diference3D(dots[face[0]], dots[face[2]])
vect = v.cross3D(vect1, vect2)
vect.normalize()
c = apply_light(material.get_color(), (1 + v.scalar(vect, light)) / 2,
material.get_light_power())
faces_.append(bs.Face(*get_vectors_face(face, dots), c, material))
return faces_