def check_overlap(self, sphere, ignores):
retval = []
for pp in self.particles.iteritems():
if pp[0] in ignores:
continue
dist = _gfrd.distance(pp[1].position, sphere.position) - pp[1].radius
if dist < sphere.radius:
retval.append((pp, dist))
retval.sort(lambda a, b: cmp(a[1], b[1]))
return retval
def check_overlap(self, sphere, ignores):
retval = []
for pp in self.particles.iteritems():
if pp[0] in ignores:
continue
dist = _gfrd.distance(pp[1].position,
sphere.position) - pp[1].radius
if dist < sphere.radius:
retval.append((pp, dist))
retval.sort(lambda a, b: cmp(a[1], b[1]))
return retval
def check_overlap(self, sphere, *arg):
if len(arg) == 0:
ignores = ()
elif len(arg) == 1:
if isinstance(arg[0], _gfrd.ParticleID):
ignores = (arg[0],)
else:
ignores = arg[0]
elif len(arg) == 2:
assert all(isinstance(a, _gfrd.ParticleID) for a in arg)
ignores = arg
retval = []
for pp in self.particles.iteritems():
if pp[0] in ignores:
continue
dist = _gfrd.distance(pp[1].position, sphere[0]) - pp[1].radius
if dist < sphere[1]:
retval.append((pp, dist))
retval.sort(lambda a, b: cmp(a[1], b[1]))
return retval
def check_overlap(self, sphere, *arg):
if len(arg) == 0:
ignores = ()
elif len(arg) == 1:
if isinstance(arg[0], _gfrd.ParticleID):
ignores = (arg[0], )
else:
ignores = arg[0]
elif len(arg) == 2:
assert all(isinstance(a, _gfrd.ParticleID) for a in arg)
ignores = arg
retval = []
for pp in self.particles.iteritems():
if pp[0] in ignores:
continue
dist = _gfrd.distance(pp[1].position, sphere[0]) - pp[1].radius
if dist < sphere[1]:
retval.append((pp, dist))
retval.sort(lambda a, b: cmp(a[1], b[1]))
return retval
def length( a ):
#return math.sqrt( numpy.dot( a, a ) )
return _gfrd.distance( ZEROPOS, a )
def randomVector( r ):
v = numpy.random.uniform( -1, 1, 3 )
return v * ( r / _gfrd.distance( ZEROPOS, v ) )
def randomUnitVector():
v = numpy.random.uniform( -1, 1, 3 )
return v / _gfrd.distance( ZEROPOS, v )
def distance_Simple( position1, position2, fsize = 0 ):
return _gfrd.distance( position1, position2 )