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fix drawing in non-polygon axis

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Jan Petykiewicz 2017-09-25 01:23:40 -07:00
parent 81bc655908
commit c7572c9c8d
1 changed files with 11 additions and 10 deletions
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21
gridlock/grid.py
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@ -207,7 +207,7 @@ class Grid(object):
check_bounds: bool = True
) -> numpy.ndarray:
"""
Returns the natural position corresponding to the specified indices.
Returns the natural position corresponding to the specified cell center indices.
The resulting position is clipped to the bounds of the grid
(to cell centers if round_ind=True, or cell outer edges if round_ind=False)
@ -235,7 +235,7 @@ class Grid(object):
raise GridError('Position outside of grid: {}'.format(ind))
if round_ind:
rind = numpy.clip(numpy.round(ind), 0, self.shape - 1)
rind = numpy.clip(numpy.round(ind).astype(int), 0, self.shape - 1)
sxyz = self.shifted_xyz(which_shifts)
position = [sxyz[a][rind[a]].astype(int) for a in range(3)]
else:
@ -251,7 +251,7 @@ class Grid(object):
check_bounds: bool=True
) -> numpy.ndarray:
"""
Returns the indices corresponding to the specified natural position.
Returns the cell-center indices corresponding to the specified natural position.
The resulting position is clipped to within the outer centers of the grid.
:param r: Natural position that we will convert into indices (3-element ndarray or list)
@ -266,7 +266,7 @@ class Grid(object):
raise GridError('r must be 3-element vector: {}'.format(r))
if (which_shifts is not None) and (which_shifts >= self.shifts.shape[0]):
raise GridError('')
raise GridError('Invalid which_shifts: {}'.format(which_shifts))
sexyz = self.shifted_exyz(which_shifts)
@ -277,8 +277,8 @@ class Grid(object):
grid_pos = zeros((3,))
for a in range(3):
xi = numpy.digitize(r[a], sexyz[a]) # Figure out which cell we're in
xi_clipped = numpy.clip(xi, 1, sexyz[a].size - 1) - 1 # Clip back into grid bounds
xi = numpy.digitize(r[a], sexyz[a]) - 1 # Figure out which cell we're in
xi_clipped = numpy.clip(xi, 0, sexyz[a].size - 2) # Clip back into grid bounds
# No need to interpolate if round_ind is true or we were outside the grid
if round_ind or xi != xi_clipped:
@ -288,6 +288,7 @@ class Grid(object):
x = self.shifted_xyz(which_shifts)[a][xi]
dx = self.shifted_dxyz(which_shifts)[a][xi]
f = (r[a] - x) / dx
# Clip to centers
grid_pos[a] = numpy.clip(xi + f, 0, self.shape[a] - 1)
return grid_pos
@ -532,7 +533,7 @@ class Grid(object):
def get_zi(offset):
pos_3d = to_3d([0, 0], center[surface_normal] + offset)
grid_coords = self.pos2ind(pos_3d, i, check_bounds=False, round_ind=False)
w_coord_fp = (grid_coords - bdi_min)[surface_normal]
w_coord_fp = (grid_coords - bdi_min)[surface_normal] + 0.5
w_coord = floor(w_coord_fp).astype(int)
return w_coord_fp, w_coord
@ -541,10 +542,10 @@ class Grid(object):
w_z[zi_bot:zi_top + 1] = 1
if zi_top_fp != zi_top < self.shape[surface_normal] - 1:
if zi_top_fp != zi_top < self.shape[surface_normal]:
f = zi_top_fp - zi_top
w_z[zi_top] = f
if zi_bot_fp != zi_bot > 0:
if zi_bot_fp != zi_bot > -1:
f = zi_bot_fp - zi_bot
w_z[zi_bot] = 1 - f
@ -639,7 +640,7 @@ class Grid(object):
p = numpy.array([[-dimensions[0], +dimensions[1]],
[+dimensions[0], +dimensions[1]],
[+dimensions[0], -dimensions[1]],
[-dimensions[0], -dimensions[1]]], dtype=float) / 2
[-dimensions[0], -dimensions[1]]], dtype=float) / 2.0
thickness = dimensions[2]
self.draw_polygon(Direction.z, center, p, thickness, eps)