def GetDrawMatrix(self, get_the_appropriate_orthogonal):
if get_the_appropriate_orthogonal:
# choose from the three orthoganal possibilities, the one where it's z-axis closest to the camera direction
vx, vy = self.current_viewport.view_point.GetTwoAxes(False, 0)
o = geom.Point3D(0, 0, 0)
if self.current_coordinate_system: o.Transform(self.current_coordinate_system.GetMatrix())
return geom.Matrix(o, vx, vy)
mat = geom.Matrix()
if self.current_coordinate_system: mat = self.current_coordinate_system.GetMatrix()
return mat
def Mirror():
if cad.GetNumSelected() == 0:
wx.GetApp().PickObjects('Pick objects to mirror')
if cad.GetNumSelected() == 0:
return
config = HeeksConfig()
selected_items = cad.GetSelectedObjects()
cad.ClearSelection(False)
copy = config.ReadBool("MirrorCopy", False)
axis = geom.Point3D(0, 0, 1)
pos = geom.Point3D(0, 0, 0)
axis.x = config.ReadFloat("MirrorAxisX", 1.0)
axis.y = config.ReadFloat("MirrorAxisY", 0.0)
axis.z = config.ReadFloat("MirrorAxisZ", 0.0)
pos.x = config.ReadFloat("MirrorPosX", 0.0)
pos.y = config.ReadFloat("MirrorPosY", 0.0)
pos.z = config.ReadFloat("MirrorPosZ", 0.0)
result, axis, pos, copy = InputMirrorPlane(axis, pos, copy, 'Mirror')
if not result:
return
config.WriteBool("MirrorCopy", copy)
config.WriteFloat("MirrorAxisX", axis.x)
config.WriteFloat("MirrorAxisY", axis.y)
config.WriteFloat("MirrorAxisZ", axis.z)
config.WriteFloat("MirrorPosX", pos.x)
config.WriteFloat("MirrorPosY", pos.y)
config.WriteFloat("MirrorPosZ", pos.z)
cad.StartHistory()
mat = geom.Matrix()
x, y = axis.ArbitraryAxes()
axis_mat = geom.Matrix(pos, x, y)
inv_mat = axis_mat.Inverse()
mat.Multiply(inv_mat) # transform so axis goes to z axis
mat.Scale3(1.0, 1.0, -1.0) # mirror in z axis
mat.Multiply(axis_mat) # transform back to where it was
for object in selected_items:
if copy:
if object.CanBeCopied():
object = object.MakeACopy()
object.Transform(mat)
cad.AddUndoably(object)
else:
cad.TransformUndoably(object, mat)
cad.EndHistory()
def GetMatrices(self, matrices):
m2 = geom.Matrix()
shift_m2 = geom.Matrix()
shift_m2.Translate(geom.Point3D(self.x_shift2, self.y_shift2, 0.0))
shift_m1 = geom.Matrix()
shift_m1.Translate(geom.Point3D(self.x_shift1, self.y_shift1, 0.0))
for j in range(0, self.copies2):
m = geom.Matrix(m2)
for i in range(0, self.copies1):
matrices.append(m)
m = m * shift_m1
m2 = m2 * shift_m2
def ExportFiles(self, path):
wing = self.MakeStlSolid()
wing.WriteStl(path)
outline = wing.Shadow(geom.Matrix(), True)
outline.Offset(self.pattern_border)
pattern = self.MakePatternedArea(outline, wing.GetBox())
pattern_stl = self.MakeExtrudedAreaSolid(pattern,
wing.GetBox().MinZ() - 10,
wing.GetBox().MaxZ() + 10)
pattern_path = path[:-4] + ' pattern.stl'
pattern_stl.WriteStl(pattern_path)
outer_box = wing.GetBox()
outer_box.InsertPoint(outer_box.MinX() - 1.0,
outer_box.MinY() - 1.0,
outer_box.MinZ() - 1.0)
outer_box.InsertPoint(outer_box.MaxX() + 1.0,
outer_box.MaxY() + 1.0,
outer_box.MaxZ() + 1.0)
for i in range(0, self.split_into_pieces):
stl = self.MakeCuboidSection(i, self.split_into_pieces,
wing.GetBox(), 1.0)
indexstr = str(i)
if len(indexstr) < 2:
indexstr = '0' + indexstr
stl.WriteStl(path[:-4] + ' section' + indexstr + '.stl')
def __init__(self, mod=1.0, num_teeth=12):
Object.__init__(self, 0)
self.tm = geom.Matrix()
self.numTeeth = num_teeth
self.module = mod
self.addendumOffset = 0.0
self.addendumMultiplier = 1.0
self.dedendumMultiplier = 1.0
self.pressureAngle = 0.34906585039886 # 20 degrees
self.tipRelief = 0.05
self.color = cad.Color(128, 128, 128)
def GetTmFromCurve(curve):
if curve == None:
return
ps = GetMinXPoint(curve)
pe = GetMaxXPoint(curve)
vx = pe - ps
vx.Normalize()
vy = ~vx
o = geom.Point3D(ps.x, ps.y, 0.0)
vvx = geom.Point3D(vx.x, vx.y, 0.0)
vvy = geom.Point3D(vy.x, vy.y, 0.0)
tm = geom.Matrix(o, vvx, vvy)
return tm.Inverse()
def Scale():
centre_Pos = geom.Point3D(0, 0, 0)
if cad.GetNumSelected() == 0:
wx.GetApp().PickObjects('Pick objects to scale')
if cad.GetNumSelected() == 0:
return
config = HeeksConfig()
selected_items = cad.GetSelectedObjects()
cad.ClearSelection(False)
scale_factor = config.ReadFloat('ScaleFactor', 1.0)
copy = config.ReadBool("ScaleCopy", False)
pos = geom.Point3D(0, 0, 0)
pos.x = config.ReadFloat("ScaleAboutPosX", 0.0)
pos.y = config.ReadFloat("ScaleAboutPosY", 0.0)
pos.z = config.ReadFloat("ScaleAboutPosZ", 0.0)
result, pos, scale_factor, copy = InputScale(pos, scale_factor, copy,
'Scale')
if not result:
return
config.WriteFloat("ScaleFactor", scale_factor)
config.WriteBool("ScaleCopy", copy)
config.WriteFloat("ScaleAboutPosX", pos.x)
config.WriteFloat("ScaleAboutPosY", pos.y)
config.WriteFloat("ScaleAboutPosZ", pos.z)
cad.StartHistory()
mat = geom.Matrix()
mat.Translate(-pos)
mat.Scale(scale_factor)
mat.Translate(pos)
for object in selected_items:
if copy:
if object.CanBeCopied():
object = object.MakeACopy()
object.Transform(mat)
cad.AddUndoably(object)
else:
cad.TransformUndoably(object, mat)
cad.EndHistory()
def DrawPatternTriangles(self):
stl = self.MakeStlSolid()
outline = stl.Shadow(geom.Matrix(), True)
outline.Offset(self.pattern_border)
pattern = self.MakePatternedArea(outline, stl.GetBox())
for curve in pattern.GetCurves():
spans = curve.GetSpans()
pts = []
for span in spans:
pts.append(span.p)
for i in range(2, len(pts)):
self.DrawPointTriangle(pts, 0, i, i - 1)
def RotateToFace(self, object):
n = self.context_face_plane.normal
p = n * (-self.context_face_plane.d)
x, y = n.ArbitraryAxes()
face_matrix = geom.Matrix(p, x, y)
inv_matrix = face_matrix.Inverse()
cad.StartHistory()
selected = cad.GetSelectedObjects()
# if any objects are selected, move them
if len(selected) > 0:
for object in selected:
cad.TransformUndoably(object, inv_matrix)
else:
# move the solid
parent_body = object.GetParentBody()
cad.TransformUndoably(parent_body, inv_matrix)
cad.EndHistory()
def OnShadow(self, event):
if not self.CheckForNumberOrMore(
1, [step.GetSolidType(), cad.OBJECT_TYPE_STL_SOLID],
'Pick one or more solids to make a shadow sketch from',
'Shadow Sketch of Solids'):
return
accuracy = self.InputLength('Enter Shadow Accuracy', 'Accuracy',
geom.get_accuracy())
if accuracy:
cad.StartHistory()
geom.set_accuracy(accuracy)
for object in cad.GetSelectedObjects():
stl = object.GetTris(accuracy)
mat = geom.Matrix()
shadow = stl.Shadow(mat, False)
#shadow.Reorder()
sketch = cad.NewSketchFromArea(shadow)
cad.AddUndoably(sketch)
cad.EndHistory()
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 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)
def ConvertHeeksFont():
chars = {}
import xml.etree.ElementTree as ET
this_dir = os.path.dirname(os.path.realpath(__file__))
tree = ET.parse(this_dir + '/arial font.svg')
root = tree.getroot()
for child in root:
if child.attrib['id'] == 'layer1':
for item in child:
if item.tag == '{http://www.w3.org/2000/svg}g':
expected_label = '{http://www.inkscape.org/namespaces/inkscape}label'
scale = 1.0
if 'transform' in item.attrib:
transform = item.attrib['transform']
scale = GetScaleFromTransform(transform)
if expected_label in item.attrib:
label = item.attrib[expected_label]
if label[:4] == 'char' and len(label) == 5:
c = label[4]
curves = []
tris = []
pos = geom.Point(0, 0)
width = 10.0
for path in item:
stroke = None
fill = None
styles = path.attrib['style'].split(';')
for style in styles:
pair = style.split(':')
if len(pair) == 2:
if pair[0] == 'stroke':
if len(pair[1]) == 7:
stroke = pair[1][1:7]
else:
stroke = None
elif pair[0] == 'fill':
if len(pair[1]) == 7:
fill = pair[1][1:7]
else:
fill = None
curve = MakeCurveFromD(path.attrib['d'], c)
box = curve.GetBox()
if stroke == POSITION_COLOUR:
pos = geom.Point(box.MinX(),
box.MinY()) * scale
width = (box.MaxX() - box.MinX()) * scale
elif stroke != None:
curves.append(curve)
elif fill != None:
if curve.NumVertices() == 4:
# triangle curve
vertices = curve.GetVertices()
tris.append(
Tri(vertices[0].p * scale,
vertices[1].p * scale,
vertices[2].p * scale))
chars[c] = Character(curves, pos, width, tris)
# now write the c++ file
f = open(this_dir + '/CAD/HeeksFontData.h', 'w')
f.write('// HeeksFontData.h written automatically by HeeksFont.py\n\n')
num_curves = []
start_curves = []
widths = []
all_curves = []
num_triangles = []
start_tris = []
all_tris = []
curve_index = 0
tri_index = 0
for i in range(32, 127):
c = chr(i)
pos = geom.Point(0, 0)
width = 10.0
curves = []
tris = []
if c in chars:
character = chars[c]
curves = character.curve_list
pos = character.pos
width = character.width
tris = character.tris
n = len(curves)
num_curves.append(n)
start_curves.append(curve_index)
nt = len(tris)
num_triangles.append(nt)
start_tris.append(tri_index)
curve_index += n
tri_index += nt
mat = geom.Matrix()
mat.Translate(geom.Point3D(-pos.x, -pos.y, 0))
mat.Scale(0.037037037)
for curve in curves:
curve.Transform(mat)
all_curves.append(curve)
for tri in tris:
tri.Transform(mat)
all_tris.append(tri)
widths.append(width * 0.037037037)
f.write('static int num_curves[95] = {')
i = 32
for n in num_curves:
f.write(str(n) + ', //' + cchr(i) + '\n')
i += 1
f.write('};\n')
f.write('static int start_curves[95] = {')
i = 32
for n in start_curves:
f.write(str(n) + ', //' + cchr(i) + '\n')
i += 1
f.write('};\n\n\n')
f.write('static float widths[95] = {\n')
i = 32
for width in widths:
f.write(str(width) + 'f, //' + cchr(i) + '\n')
i += 1
f.write('};\n\n\n')
point_index = 0
start_points = []
num_points = []
points = []
for curve in all_curves:
vertices = curve.GetVertices()
n = len(vertices)
num_points.append(n)
start_points.append(point_index)
point_index += n
for v in vertices:
points.append(v.p)
if len(num_points) == 0:
f.write('static int* num_points;\n')
else:
f.write('static int num_points[' + str(len(num_points)) + '] = {')
i = 0
for n in num_points:
f.write(str(n) + ', //' + str(i) + '\n')
i += 1
f.write('};\n')
if len(start_points) == 0:
f.write('static int* start_points;\n')
else:
f.write('static int start_points[' + str(len(start_points)) + '] = {')
i = 0
for n in start_points:
f.write(str(n) + ', //' + str(i) + '\n')
i += 1
f.write('};\n')
if len(points) == 0:
f.write('static float** points;\n')
else:
i = 0
f.write('static float points[' + str(len(points)) + '][2] = {\n')
for p in points:
f.write(' {' + str(float(p.x)) + 'f, ' + str(float(p.y)) +
'f}, //' + str(i) + '\n')
i += 1
f.write('};\n')
f.write('static int num_triangles[95] = {')
i = 32
for n in num_triangles:
f.write(str(n) + ', //' + cchr(i) + '\n')
i += 1
f.write('};\n')
f.write('static int start_tris[95] = {')
i = 32
for n in start_tris:
f.write(str(n) + ', //' + cchr(i) + '\n')
i += 1
f.write('};\n\n\n')
i = 0
f.write('static float tris[' + str(len(all_tris)) + '][6] = {\n')
for t in all_tris:
f.write(' {' + str(float(t.p0.x)) + 'f, ' + str(float(t.p0.y)) +
'f, ' + str(float(t.p1.x)) + 'f, ' + str(float(t.p1.y)) +
'f, ' + str(float(t.p2.x)) + 'f, ' + str(float(t.p2.y)) +
'f}, //' + str(i) + '\n')
i += 1
f.write('};\n')
f.close()
print('successfully created HeeksFont.h')
def RenderGrid2(cad, view_point, max_number_across, in_between_spaces,
miss_main_lines, bg, cc, brightness, plane_mode):
zval = 0.5
size = view_point.viewport.GetViewportSize()
sp = []
sp.append(geom.Point3D(0, 0, zval))
sp.append(geom.Point3D(size.GetWidth(), 0, zval))
sp.append(geom.Point3D(size.GetWidth(), size.GetHeight(), zval))
sp.append(geom.Point3D(0, size.GetHeight(), zval))
vx, vy, plane_mode2 = view_point.GetTwoAxes(False, plane_mode)
datum = geom.Point3D(0, 0, 0)
orimat = cad.GetDrawMatrix(False)
datum.Transform(orimat)
orimat = geom.Matrix(datum, vx, vy)
unit_forward = view_point.forwards_vector().Normalized()
plane_dp = math.fabs(
geom.Point3D(0, 0, 1).Transformed(orimat) * unit_forward)
if plane_dp < 0.3: return
plane = geom.Plane(
geom.Point3D(0, 0, 0).Transformed(orimat),
geom.Point3D(0, 0, 1).Transformed(orimat))
for i in range(0, 4):
p1 = view_point.glUnproject(sp[i])
sp[i].z = 0.0
p2 = view_point.glUnproject(sp[i])
if p1.Dist(p2) < 0.00000000001: return
line = geom.Line(p1, p2)
pnt = line.IntersectPlane(plane)
if pnt != None:
sp[i].x = (pnt * vx) - (datum * vx)
sp[i].y = (pnt * vy) - (datum * vy)
sp[i].z = 0.0
b = geom.Box3D()
for i in range(0, 4):
b.InsertPoint(sp[i].x, sp[i].y, sp[i].z)
width = b.Width()
height = b.Height()
biggest_dimension = None
if height > width: biggest_dimension = height
else: biggest_dimension = width
widest_spacing = biggest_dimension / max_number_across
dimmer = False
dimness_ratio = 1.0
spacing = None
if cad.draw_to_grid:
spacing = cad.digitizing_grid
if miss_main_lines == False: spacing = spacing * 10
if spacing < 0.0000000001: return
if biggest_dimension / spacing > max_number_across * 1.5: return
if biggest_dimension / spacing > max_number_across:
dimmer = True
dimness_ratio = (max_number_across * 1.5 - biggest_dimension /
spacing) / (max_number_across * 0.5)
else:
l = math.log10(widest_spacing / cad.view_units)
intl = int(l)
if l > 0: intl = intl + 1
spacing = math.pow(10.0, intl) * cad.view_units
if cad.grid_mode == 3:
dimmer = True
dimness_ratio = dimness_ratio * plane_dp
dimness_ratio = dimness_ratio * plane_dp
ext2d = [b.x[0], b.x[1], b.x[3], b.x[4]]
for i in range(0, 4):
intval = int(ext2d[i] / spacing)
if i < 2:
if ext2d[i] < 0: intval -= 1
elif ext2d[i] > 0: intval += 1
ext2d[i] = intval * spacing
if cc:
col = HeeksColor(cc.red, cc.green, cc.blue)
if cad.grid_mode == 3:
if plane_mode2 == 0:
col.green = int(0.6 * float(bg.green))
elif plane_mode2 == 1:
col.red = int(0.9 * float(bg.red))
else:
col.blue = bg.blue
if dimmer:
d_brightness = float(brightness) * dimness_ratio
uc_brightness = int(d_brightness)
glColor4ub(col.red, col.green, col.blue, uc_brightness)
else:
glColor4ub(col.red, col.green, col.blue, brightness)
glBegin(GL_LINES)
extra = 0.0
if in_between_spaces: extra = spacing * 0.5
x = ext2d[0] - extra
while x < ext2d[2] + extra:
if miss_main_lines:
xr = x / spacing / 5
temp = xr
if temp > 0: temp += 0.5
else: temp -= 0.5
temp = int(temp)
temp = float(temp)
if math.fabs(xr - temp) < 0.1:
x += spacing
continue
temp = datum + (vx * x) + (vy * ext2d[1])
glVertex3d(temp.x, temp.y, temp.z)
temp = datum + (vx * x) + (vy * ext2d[3])
glVertex3d(temp.x, temp.y, temp.z)
x += spacing
y = ext2d[1] - extra
while y < ext2d[3] + extra:
if miss_main_lines:
yr = y / spacing / 5
temp = yr
if temp > 0: temp += 0.5
else: temp -= 0.5
temp = int(temp)
temp = float(temp)
if math.fabs(yr - temp) < 0.1:
y += spacing
continue
temp = datum + (vx * ext2d[0]) + (vy * y)
glVertex3d(temp.x, temp.y, temp.z)
temp = datum + (vx * ext2d[2]) + (vy * y)
glVertex3d(temp.x, temp.y, temp.z)
y += spacing
glEnd()
def Rotate(copy=False):
#rotation axis - Z axis by default
axis_Dir = geom.Point3D(0, 0, 1)
line_Pos = geom.Point3D(0, 0, 0)
if cad.GetNumSelected() == 0:
wx.GetApp().PickObjects('Pick objects to rotate')
if cad.GetNumSelected() == 0:
return
config = HeeksConfig()
ncopies = None
if copy:
ncopies = config.ReadInt('RotateNumCopies', 1)
RemoveUncopyable()
if cad.GetNumSelected() == 0:
return
selected_items = cad.GetSelectedObjects()
cad.ClearSelection(False)
angle = config.ReadFloat('RotateAngle', 90.0)
# enter angle, plane and position
axis = geom.Point3D(0, 0, 1)
pos = geom.Point3D(0, 0, 0)
axis.x = config.ReadFloat("RotateAxisX", 0.0)
axis.y = config.ReadFloat("RotateAxisY", 0.0)
axis.z = config.ReadFloat("RotateAxisZ", 1.0)
pos.x = config.ReadFloat("RotatePosX", 0.0)
pos.y = config.ReadFloat("RotatePosY", 0.0)
pos.z = config.ReadFloat("RotatePosZ", 0.0)
axial_shift = config.ReadFloat('RotateAxialShift', 0.0)
result, angle, axis, pos, ncopies, axial_shift = InputAngleWithPlane(
angle, axis, pos, ncopies, axial_shift, 'Rotate')
if not result:
return
if copy:
if ncopies < 1:
return
config.WriteInt("RotateNumCopies", ncopies)
config.WriteFloat("RotateAngle", angle)
config.WriteFloat("RotateAxialShift", axial_shift)
config.WriteFloat("RotateAxisX", axis.x)
config.WriteFloat("RotateAxisY", axis.y)
config.WriteFloat("RotateAxisZ", axis.z)
config.WriteFloat("RotatePosX", pos.x)
config.WriteFloat("RotatePosY", pos.y)
config.WriteFloat("RotatePosZ", pos.z)
cad.StartHistory()
if copy:
for i in range(0, ncopies):
mat = geom.Matrix()
mat.Translate(-pos)
mat.RotateAxis(angle * 0.0174532925199433 * (i + 1), axis)
mat.Translate(pos)
for object in selected_items:
new_object = object.MakeACopy()
object.GetOwner().Add(new_object)
cad.TransformUndoably(new_object, mat)
else:
mat = geom.Matrix()
mat.Translate(-pos)
mat.RotateAxis(angle * 0.0174532925199433, axis)
mat.Translate(pos)
for object in selected_items:
cad.TransformUndoably(object, mat)
cad.EndHistory()
def Translate(copy=False):
if cad.GetNumSelected() == 0:
wx.GetApp().PickObjects('Pick objects to move')
if cad.GetNumSelected() == 0:
return
config = HeeksConfig()
ncopies = None
if copy:
ncopies = config.ReadInt('TranslateNumCopies', 1)
RemoveUncopyable()
if cad.GetNumSelected() == 0:
return
selected_items = cad.GetSelectedObjects()
cad.ClearSelection(False)
fromp = geom.Point3D()
to = geom.Point3D()
fromp.x = config.ReadFloat("TranslateFromX", 0.0)
fromp.y = config.ReadFloat("TranslateFromY", 0.0)
fromp.z = config.ReadFloat("TranslateFromZ", 0.0)
to.x = config.ReadFloat("TranslateToX", 0.0)
to.y = config.ReadFloat("TranslateToY", 0.0)
to.z = config.ReadFloat("TranslateToZ", 0.0)
result, fromp, to, ncopies = InputFromAndTo(fromp, to, ncopies,
'Move Translate')
if not result:
return
if copy:
if ncopies < 1:
return
config.WriteInt("TranslateNumCopies", ncopies)
config.WriteFloat("TranslateFromX", fromp.x)
config.WriteFloat("TranslateFromY", fromp.y)
config.WriteFloat("TranslateFromZ", fromp.z)
config.WriteFloat("TranslateToX", to.x)
config.WriteFloat("TranslateToY", to.y)
config.WriteFloat("TranslateToZ", to.z)
cad.StartHistory()
if copy:
for i in range(0, ncopies):
mat = geom.Matrix()
mat.Translate((to - fromp) * (i + 1))
for object in selected_items:
new_object = object.MakeACopy()
object.GetOwner().Add(new_object)
cad.TransformUndoably(new_object, mat)
else:
mat = geom.Matrix()
mat.Translate(to - fromp)
for object in selected_items:
cad.TransformUndoably(object, mat)
cad.EndHistory()