def snap_to_grid(self, grids_per_unit=None):
""" Snaps all shape points to grid. """
from spira.settings import get_grids_per_unit
if grids_per_unit is None:
grids_per_unit = get_grids_per_unit()
self.points = (np.floor(self.points * grids_per_unit + 0.5)) / grids_per_unit
return self
def snap_to_grid(self, grids_per_unit=None):
""" Snap the coordinate to the given or current grid. """
from spira import settings
if grids_per_unit is None:
grids_per_unit = settings.get_grids_per_unit()
self.x = math.floor(self.x * grids_per_unit + 0.5) / grids_per_unit
self.y = math.floor(self.y * grids_per_unit + 0.5) / grids_per_unit
return self
def remove_identicals(self):
""" Removes consecutive identical points """
from spira import settings
pts = self.points
if len(pts) > 1:
identicals = np.prod(abs(pts - np.roll(self.points, -1, 0)) < 0.5 / settings.get_grids_per_unit(), 1)
if not self.is_closed:
identicals[-1] = False
self.points = np.delete(pts, identicals.nonzero()[0], 0)
return self
def snap_to_grid(self, grids_per_unit=None):
""" Snaps the boundary box to a given grid or the current grid. """
from spira import settings
if not self.__is_initialized__(): return self
if grids_per_unit is None:
grids_per_unit = settings.get_grids_per_unit()
self.__west = settings.snap_value(self.__west, grids_per_unit)
self.__east = settings.snap_value(self.__east, grids_per_unit)
self.__north = settings.snap_value(self.__north, grids_per_unit)
self.__south = settings.snap_value(self.__south, grids_per_unit)
return self
def _add_positions(self, n, triangle):
from spira import settings
pp = self.mesh_data.points
grids_per_unit = settings.get_grids_per_unit()
n1, n2, n3 = pp[triangle[0]], pp[triangle[1]], pp[triangle[2]]
x = (n1[0] + n2[0] + n3[0]) / 3
y = (n1[1] + n2[1] + n3[1]) / 3
x = x * grids_per_unit
y = y * grids_per_unit
self.g.node[n]['vertex'] = triangle
self.g.node[n]['position'] = Coord(x, y)
self.g.node[n]['display'] = RDD.DISPLAY.STYLE_SET[RDD.PLAYER.METAL]
def remove_identicals(self):
""" Removes consecutive identical points """
# FIXME: in some cases a series of many points close together
# is removed, even if they form together a valid shape.
from spira import settings
pts = self.points
if len(pts) > 1:
identicals = np.prod(
abs(pts - np.roll(self.points, -1, 0)) <
0.5 / settings.get_grids_per_unit(), 1)
if not self.is_closed:
identicals[-1] = False
self.points = np.delete(pts, identicals.nonzero()[0], 0)
return self
def c2d(coord):
""" Convert coordinate to 2D. """
from spira import settings
grids_per_unit = settings.get_grids_per_unit()
pp = [coord[i] * grids_per_unit for i in range(len(list(coord)) - 1)]
return pp