def translate_csg(inst):
dim = len(inst) - 1
obj, desc = mesh_pop("translate")
if dim == 2:
off = inst[1:3]
key = "%s%f%ftrans" % (desc, off[0], off[1])
else:
off = inst[1:4]
print(off)
key = "%s%f%f%ftrans" % (desc, off[0], off[1], off[2])
newobj = cache_find(key)
if newobj is not None:
mesh_push(newobj, key)
return
if dim == 2:
newobj = Object2d()
newobj.vertices = np.empty([len(obj.vertices), 2], dtype=float)
newobj.faces = obj.faces
for i in range(len(obj.vertices)):
newobj.vertices[i][0] = obj.vertices[i][0] + off[0]
newobj.vertices[i][1] = obj.vertices[i][1] + off[1]
else:
newobj = CSG.clone(obj)
newobj.translate(off)
cache_put(key, newobj)
mesh_push(newobj, key)
def scale(s):
obj, desc = mesh_pop("scale")
dim = get_dimension(obj)
if dim == 2:
if type(s) is not list:
s = [s, s]
key = "%s%f%fscale" % (desc, s[0], s[1])
instructions.append(["scale", s[0], s[1]])
inst = instructions[-1]
s = inst[1:3]
else:
if type(s) is not list:
s = [s, s, s]
key = "%s%f%f%fscale" % (desc, s[0], s[1], s[2])
instructions.append(["scale", s[0], s[1], s[2]])
inst = instructions[-1]
s = inst[1:4]
newobj = cache_find(key)
if newobj is not None:
mesh_push(newobj, key)
return
if dim == 3:
newobj = CSG.clone(obj)
for polygon in newobj.polygons:
for vert in polygon.vertices:
vert.pos.x *= s[0]
vert.pos.y *= s[1]
vert.pos.z *= s[2]
cache_put(key, newobj)
mesh_push(newobj, key)
elif dim == 2:
newobj = Object2d()
newobj.vertices = np.empty([len(obj.vertices), 2], dtype=float)
newobj.faces = obj.faces
for i in range(len(newobj.vertices)):
vertices[i][0] = obj.vertices[i][0] * s[0]
vertices[i][1] = obj.vertices[i][1] * s[1]
cache_put(key, newobj)
mesh_push(newobj, key)
else:
message("Dimension %d not supported" % (dim))
