def transform_csg(layerdef_from, layerdef_to, inshift, outshift, step,
geom_from, geoms_to, csg_laminate, scale_x, scale_y):
from popupcad.filetypes.laminate import Laminate
import shapely.affinity as aff
from popupcad.algorithms.points import calctransformfrom2lines
lsout = Laminate(layerdef_to)
for layer_from, layer_to in zip(layerdef_from.layers[::step][inshift:],
layerdef_to.layers[outshift:]):
newgeoms = []
for geom in geoms_to:
for designgeom in csg_laminate.layer_sequence[layer_from].geoms:
try:
from_line = geom_from.exteriorpoints(
scaling=popupcad.csg_processing_scaling)
to_line = geom.exteriorpoints(
scaling=popupcad.csg_processing_scaling)
transform = calctransformfrom2lines(from_line,
to_line,
scale_x=scale_x,
scale_y=scale_y)
transformed_geom = aff.affine_transform(
designgeom, transform)
newgeoms.append(transformed_geom)
except IndexError:
pass
result1 = popupcad.algorithms.csg_shapely.unary_union_safe(newgeoms)
results2 = popupcad.algorithms.csg_shapely.condition_shapely_entities(
result1)
lsout.replacelayergeoms(layer_to, results2)
return lsout
def operate(self,design):
import shapely.affinity as aff
subdesign = design.subdesigns[self.subdesignid]
locateline = subdesign.findlocateline()
try:
designgeometry = subdesign.operations[subdesign.operation_index(self.subopid)].output[self.getoutputref()].csg
except AttributeError:
subdesign.reprocessoperations()
designgeometry = subdesign.operations[subdesign.operation_index(self.subopid)].output[self.getoutputref()].csg
sketch = design.sketches[self.sketchid]
if self.transformtype==self.transformtypes.place:
scale_x = 1.
scale_y = 1.
elif self.transformtype==self.transformtypes.stretch:
scale_x = None
scale_y = 1.
if self.transformtype==self.transformtypes.scale:
scale_x = None
scale_y = None
if self.transformtype==self.transformtypes.custom:
scale_x = self.scalex
scale_y = self.scaley
lsout = Laminate(design.return_layer_definition())
step = 1
if self.flip:
step = -1
if self.shift > 0:
outshift = self.shift
inshift = 0
elif self.shift <0:
outshift = 0
inshift = -self.shift
else:
outshift = 0
inshift = 0
for layerout,layerin in zip(design.return_layer_definition().layers[outshift:],subdesign.return_layer_definition().layers[::step][inshift:]):
newgeoms = []
for geom in sketch.operationgeometry:
for designgeom in designgeometry.layer_sequence[layerin].geoms:
try:
newgeoms.append(aff.affine_transform(designgeom,calctransformfrom2lines(locateline.exteriorpoints(),geom.exteriorpoints(),scale_x = scale_x,scale_y = scale_y)))
except IndexError:
pass
newgeoms = customshapely.unary_union_safe(newgeoms)
newgeoms = popupcad.geometry.customshapely.multiinit(newgeoms)
lsout.replacelayergeoms(layerout,newgeoms)
return lsout
def cross_section(layerdef, sketch, parent, scale_value):
from popupcad.filetypes.laminate import Laminate
from popupcad.filetypes.genericshapes import GenericLine
import shapely.affinity as aff
import popupcad.algorithms.points as points
import shapely.geometry as sg
import numpy
laminate = Laminate(layerdef)
for item in sketch.operationgeometry:
if isinstance(item, GenericLine):
line = item
b = line.exteriorpoints(scaling=popupcad.csg_processing_scaling)[0]
c = numpy.array(b) + numpy.array([1, 0])
a = points.calctransformfrom2lines(
line.exteriorpoints(scaling=popupcad.csg_processing_scaling),
[b, c.tolist()],
scale_x=1,
scale_y=1)
sketch_csg = sketch.output_csg()
for layer in layerdef.layers:
laminate.replacelayergeoms(layer, sketch_csg)
result = parent.intersection(laminate)
laminate2 = Laminate(layerdef)
for ii, layerid in enumerate(layerdef.layers):
yshift = layerdef.z_values[
layerid] * popupcad.csg_processing_scaling * scale_value
layer = result.layer_sequence[layerid]
thickness = layerid.thickness * popupcad.csg_processing_scaling * scale_value
newgeoms = [item for item in layer.geoms]
newgeoms = [aff.affine_transform(item, a) for item in newgeoms]
newgeoms2 = []
for geom in newgeoms:
newgeom = sg.box(geom.coords[0][0], geom.coords[0][1],
geom.coords[-1][0],
geom.coords[-1][1] + thickness)
newgeoms2.append(newgeom)
newgeoms = newgeoms2
newgeoms = [
aff.translate(item, yoff=yshift) for item in newgeoms
]
newgeoms = popupcad.algorithms.csg_shapely.condition_shapely_entities(
*newgeoms)
laminate2[ii] = newgeoms
return laminate2
return laminate
def operate(self,design):
from popupcad.filetypes.genericshapes import GenericLine
import shapely.affinity as aff
import popupcad.algorithms.points as points
import popupcad
import shapely.geometry as sg
import numpy
parent_ref,parent_index = self.operation_links['source'][0]
parent = design.op_from_ref(parent_ref).output[parent_index].csg
sketch = design.sketches[self.sketch_links['cross_section'][0]]
layerdef = design.return_layer_definition()
laminate = Laminate(layerdef)
for item in sketch.operationgeometry:
if isinstance(item,GenericLine):
line = item
b = line.exteriorpoints()[0]
c = numpy.array(b)+numpy.array([1,0])
a = points.calctransformfrom2lines(line.exteriorpoints(),[b,c.tolist()],scale_x=1,scale_y=1)
sketch_csg = sketch.output_csg()
for layer in layerdef.layers:
laminate.replacelayergeoms(layer,sketch_csg)
result = parent.intersection(laminate)
laminate2 = Laminate(layerdef)
for ii,layerid in enumerate(layerdef.layers):
# for ii,layer in enumerate(result):
yshift = layerdef.zvalue[layerid] * self.scale_value
layer = result.layer_sequence[layerid]
thickness = layerid.thickness*popupcad.internal_argument_scaling*self.scale_value
newgeoms = [item for item in layer.geoms]
newgeoms = [aff.affine_transform(item,a) for item in newgeoms]
# newgeoms = [item.buffer(bufferval) for item in newgeoms]
newgeoms2 = []
for geom in newgeoms:
newgeom = sg.box(geom.coords[0][0],geom.coords[0][1],geom.coords[-1][0],geom.coords[-1][1]+thickness)
newgeoms2.append(newgeom)
newgeoms = newgeoms2
newgeoms = [aff.translate(item,yoff = yshift) for item in newgeoms]
newgeoms = popupcad.geometry.customshapely.multiinit(*newgeoms)
laminate2[ii] = newgeoms
return laminate2
return laminate
def cross_section(layerdef, sketch, parent, scale_value):
from popupcad.filetypes.laminate import Laminate
from popupcad.filetypes.genericshapes import GenericLine
import shapely.affinity as aff
import popupcad.algorithms.points as points
import shapely.geometry as sg
import numpy
laminate = Laminate(layerdef)
for item in sketch.operationgeometry:
if isinstance(item, GenericLine):
line = item
b = line.exteriorpoints(scaling = popupcad.csg_processing_scaling)[0]
c = numpy.array(b) + numpy.array([1, 0])
a = points.calctransformfrom2lines(
line.exteriorpoints(scaling = popupcad.csg_processing_scaling), [
b, c.tolist()], scale_x=1, scale_y=1)
sketch_csg = sketch.output_csg()
for layer in layerdef.layers:
laminate.replacelayergeoms(layer, sketch_csg)
result = parent.intersection(laminate)
laminate2 = Laminate(layerdef)
for ii, layerid in enumerate(layerdef.layers):
# for ii,layer in enumerate(result):
yshift = layerdef.zvalue[layerid] * popupcad.csg_processing_scaling * scale_value
layer = result.layer_sequence[layerid]
thickness = layerid.thickness * popupcad.csg_processing_scaling * scale_value
newgeoms = [item for item in layer.geoms]
newgeoms = [aff.affine_transform(item, a) for item in newgeoms]
# newgeoms = [item.buffer(bufferval) for item in newgeoms]
newgeoms2 = []
for geom in newgeoms:
newgeom = sg.box(geom.coords[0][0],
geom.coords[0][1],
geom.coords[-1][0],
geom.coords[-1][1] + thickness)
newgeoms2.append(newgeom)
newgeoms = newgeoms2
newgeoms = [aff.translate(item,yoff=yshift) for item in newgeoms]
newgeoms = popupcad.algorithms.csg_shapely.condition_shapely_entities(*newgeoms)
laminate2[ii] = newgeoms
return laminate2
return laminate
def transform(
layerdef,
layerdef_subdesign,
inshift,
outshift,
step,
sketch,
designgeometry,
locateline,
scale_x,
scale_y):
from popupcad.filetypes.laminate import Laminate
import shapely.affinity as aff
from popupcad.algorithms.points import calctransformfrom2lines
lsout = Laminate(layerdef)
for layerout, layerin in zip(
layerdef.layers[
outshift:], layerdef_subdesign.layers[
::step][
inshift:]):
newgeoms = []
for geom in sketch.operationgeometry:
if not geom.is_construction():
for designgeom in designgeometry.layer_sequence[layerin].geoms:
try:
newgeoms.append(
aff.affine_transform(
designgeom,
calctransformfrom2lines(
locateline.exteriorpoints(scaling = popupcad.csg_processing_scaling),
geom.exteriorpoints(scaling = popupcad.csg_processing_scaling),
scale_x=scale_x,
scale_y=scale_y)))
except IndexError:
pass
result1 = popupcad.algorithms.csg_shapely.unary_union_safe(newgeoms)
results2 = popupcad.algorithms.csg_shapely.condition_shapely_entities(result1)
lsout.replacelayergeoms(layerout, results2)
return lsout
