def ApplySurfaceToText(self, surface, surfaces_written):
if not surface in surfaces_written:
surfaces_written[surface] = True
tris = geom.Stl()
for solid in surface.solids:
o = cad.GetObjectFromId(cad.OBJECT_TYPE_STL_SOLID, solid)
tris += o.GetTris(surface.tolerance)
# name the stl file
import tempfile
temp_filename = tempfile.gettempdir(
) + '/surface%d.stl' % self.number_for_stl_file
self.number_for_stl_file += 1
# write stl file
tris.WriteStl(temp_filename)
import attach
import ocl_funcs
attach.units = self.units
attach.attach_begin()
import nc.nc
nc.nc.creator.stl = ocl_funcs.STLSurfFromFile(temp_filename)
nc.nc.creator.minz = -10000.0
nc.nc.creator.material_allowance = surface.material_allowance
wx.GetApp().attached_to_surface = surface
def MakeStlSolid(self):
global drawing_mode
global stl_to_add_to
save_mode = drawing_mode
save_render_pattern = self.render_pattern
save_render_wing = self.render_wing
stl_to_add_to = geom.Stl()
drawing_mode = DRAWING_MODE_STL
self.render_pattern = False
self.render_wing = True
self.OnRenderTriangles()
drawing_mode = save_mode
self.render_wing = save_render_wing
self.save_render_pattern = save_render_pattern
return stl_to_add_to
def SplitStlAtZ(self):
p = self.PickPosition('Pick point at z height')
if p == None:
return
temp_file = wx.StandardPaths.Get().GetTempDir() + '/split.stl'
self.object.WriteSTL(0.001, temp_file)
stl = geom.Stl(temp_file)
new_stl = stl.SplitAtZ(p.z)
if new_stl != None:
stl.WriteStl(temp_file)
cad.Import(temp_file)
new_stl.WriteStl(temp_file)
cad.Import(temp_file)
def MakeCuboidSection(self, index, num, box, margin):
section_width = (box.MaxX() - box.MinX()) / num
minx = box.MinX() + section_width * index
miny = box.MinY() - margin
minz = box.MinZ() - margin
maxx = box.MinX() + section_width * (index + 1)
maxy = box.MaxY() + margin
maxz = box.MaxZ() + margin
if index == 0:
minx -= margin
if index == num - 1:
maxx += margin
stl = geom.Stl()
stl.Add(geom.Point3D(minx, miny, minz), geom.Point3D(maxx, miny, minz),
geom.Point3D(maxx, miny, maxz))
stl.Add(geom.Point3D(minx, miny, minz), geom.Point3D(maxx, miny, maxz),
geom.Point3D(minx, miny, maxz))
stl.Add(geom.Point3D(maxx, miny, minz), geom.Point3D(maxx, maxy, minz),
geom.Point3D(maxx, maxy, maxz))
stl.Add(geom.Point3D(maxx, miny, minz), geom.Point3D(maxx, maxy, maxz),
geom.Point3D(maxx, miny, maxz))
stl.Add(geom.Point3D(maxx, maxy, minz), geom.Point3D(minx, maxy, minz),
geom.Point3D(minx, maxy, maxz))
stl.Add(geom.Point3D(maxx, maxy, minz), geom.Point3D(minx, maxy, maxz),
geom.Point3D(maxx, maxy, maxz))
stl.Add(geom.Point3D(minx, maxy, minz), geom.Point3D(minx, miny, minz),
geom.Point3D(minx, miny, maxz))
stl.Add(geom.Point3D(minx, maxy, minz), geom.Point3D(minx, miny, maxz),
geom.Point3D(minx, maxy, maxz))
stl.Add(geom.Point3D(minx, miny, maxz), geom.Point3D(maxx, miny, maxz),
geom.Point3D(maxx, maxy, maxz))
stl.Add(geom.Point3D(minx, miny, maxz), geom.Point3D(maxx, maxy, maxz),
geom.Point3D(minx, maxy, maxz))
stl.Add(geom.Point3D(maxx, miny, minz), geom.Point3D(minx, miny, minz),
geom.Point3D(maxx, maxy, minz))
stl.Add(geom.Point3D(maxx, maxy, minz), geom.Point3D(minx, miny, minz),
geom.Point3D(minx, maxy, minz))
return stl
def DrawSection(self, span):
if drawing_sketches:
global stl_to_add_to
stl_to_add_to = geom.Stl()
xmax = self.curves[1].LastVertex().p.x
if xmax < 0.001: return
fraction0 = span.p.x / xmax
fraction1 = span.v.p.x / xmax
pts0 = self.GetOrderedSectionPoints(fraction0)
if pts0 == None: return
pts1 = self.GetOrderedSectionPoints(fraction1)
if pts1 == None: return
prev_p0 = None
prev_p1 = None
if drawing_sketches:
mirror = False
else:
mirror = self.values['mirror']
for p0, p1 in zip(pts0, pts1):
DrawTrianglesBetweenPoints(prev_p0, prev_p1, p0, p1, mirror)
prev_p0 = p0
prev_p1 = p1
if drawing_sketches:
if section_index != 7:
return
surface = stl_to_add_to.GetFlattenedSurface()
outline = surface.Shadow(geom.Matrix(), True)
outline.Offset(-2.0)
curves = surface.GetTrianglesAsCurveList()
area_fp = tempfile.gettempdir() + '/area.dxf'
for curve in curves:
outline.Append(curve)
outline.WriteDxf(area_fp)
cad.Import(area_fp)
def MakeExtrudedAreaSolid(self, pattern, minz, maxz):
stl = geom.Stl()
for curve in pattern.GetCurves():
if math.fabs(curve.GetArea()) > 1.0:
spans = curve.GetSpans()
pts = []
for span in spans:
stl.Add(geom.Point3D(span.p.x, span.p.y, minz),
geom.Point3D(span.v.p.x, span.v.p.y, minz),
geom.Point3D(span.v.p.x, span.v.p.y, maxz))
stl.Add(geom.Point3D(span.p.x, span.p.y, minz),
geom.Point3D(span.v.p.x, span.v.p.y, maxz),
geom.Point3D(span.p.x, span.p.y, maxz))
pts.append(span.p)
for i in range(2, len(pts)):
stl.Add(geom.Point3D(pts[i].x, pts[i].y, maxz),
geom.Point3D(pts[0].x, pts[0].y, maxz),
geom.Point3D(pts[i - 1].x, pts[i - 1].y, maxz))
stl.Add(geom.Point3D(pts[0].x, pts[0].y, minz),
geom.Point3D(pts[i].x, pts[i].y, minz),
geom.Point3D(pts[i - 1].x, pts[i - 1].y, minz))
return stl
def DrawSection(self, span):
if drawing_mode == DRAWING_MODE_SKETCHES:
global stl_to_add_to
stl_to_add_to = geom.Stl()
perim = self.curves[1].Perim()
if perim < 0.001: return
fraction0 = self.curves[1].PointToPerim(span.p) / perim
fraction1 = self.curves[1].PointToPerim(span.v.p) / perim
pts0 = self.GetOrderedSectionPoints(fraction0)
if pts0 == None: return
pts1 = self.GetOrderedSectionPoints(fraction1)
if pts1 == None: return
prev_p0 = None
prev_p1 = None
if drawing_mode == DRAWING_MODE_SKETCHES:
mirror = False
else:
mirror = self.mirror
for p0, p1 in zip(pts0, pts1):
self.DrawTrianglesBetweenPoints(prev_p0, prev_p1, p0, p1, mirror)
prev_p0 = p0
prev_p1 = p1
if drawing_mode == DRAWING_MODE_SKETCHES:
if section_index != 7:
return
surface = stl_to_add_to.GetFlattenedSurface()
outline = surface.Shadow(geom.Matrix(), True)
outline.Offset(-2.0)
curves = surface.GetTrianglesAsCurveList()
area_fp = tempfile.gettempdir() + '/area.dxf'
for curve in curves:
outline.Append(curve)
outline.WriteDxf(area_fp)
cad.Import(area_fp)