def __init__(self, xmin=None, xmax=None, ymin=None, ymax=None,
pos=None, vel=(0, 0), shape=None, rect=None, **kwds):
xmin, xmax, ymin, ymax = shapes.aabb_coords(
xmin, xmax, ymin, ymax,
rect=rect, shape=shape, pos=pos
)
pos = (xmin + xmax) / 2., (ymin + ymax) / 2.
self._delta_x = dx = (xmax - xmin) / 2
self._delta_y = dy = (ymax - ymin) / 2
aabb = shapes.AABB(-dx, dx, -dy, dy)
super(AABB, self).__init__(pos, vel,
base_shape=aabb,
cbb_radius=sqrt(dx ** 2 + dy ** 2), **kwds)
def __init__(self, xmin=None, xmax=None, ymin=None, ymax=None,
pos=None, vel=(0, 0), mass=None, density=None,
bbox=None, shape=None, rect=None, **kwds):
# Define as propriedades das caixas de contorno
xmin, xmax, ymin, ymax = shapes.aabb_bbox(bbox=bbox, rect=rect,
shape=shape, pos=pos,
xmin=xmin, xmax=xmax,
ymin=ymin, ymax=ymax)
pos = ((xmin + xmax) / 2., (ymin + ymax) / 2.)
self._delta_x = dx = (xmax - xmin) / 2
self._delta_y = dy = (ymax - ymin) / 2
self.cbb_radius = sqrt(dx ** 2 + dy ** 2)
aabb = shapes.AABB(-dx, dx, -dy, dy)
super(AABB, self).__init__(pos, vel, mass=mass, density=density,
baseshape=aabb, **kwds)
def ROG(self):
'''Raio de giração.
Subclasses devem sobrescrever ROG_sqr, ao invés deste método.'''
return sqrt(self.ROG_sqr())
