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import bpy
import bmesh
import os
import sys
import time
import mathutils
from math import pi, radians, sin, cos
from contextlib import contextmanager
debug_trace = False
def debugprint(info):
if debug_trace:
print(info)
def box(width, height, depth):
return bpy.ops.mesh.primitive_cube_add(size=1, location=(0, 0, 0), scale=(width, height, depth))
def cylinder(radius, height, segments=100):
return bpy.ops.mesh.primitive_cylinder_add(
vertices=segments, radius=radius, depth=height, location=(0, 0, 0), rotation=(0, 0, 0)
)
def sphere(radius):
return sl.sphere(radius)
def cone(r1, r2, height):
return sl.cylinder(r1=r1, r2=r2, h=height) # , center=True)
def rotate(shape, angle):
bpy.ops.transform.rotate(value=-radians(angle[0]), orient_axis='X', center_override=(0.0, 0.0, 0.0))
bpy.ops.transform.rotate(value=-radians(angle[1]), orient_axis='Y', center_override=(0.0, 0.0, 0.0))
bpy.ops.transform.rotate(value=-radians(angle[2]), orient_axis='Z', center_override=(0.0, 0.0, 0.0))
return
def translate(shape, vector):
bpy.ops.transform.translate(value=vector, orient_type='GLOBAL', orient_matrix=((1, 0, 0), (0, 1, 0), (0, 0, 1)), orient_matrix_type='GLOBAL', mirror=True, use_proportional_edit=False, proportional_edit_falloff='SMOOTH', proportional_size=1, use_proportional_connected=False, use_proportional_projected=False)
return
def mirror(shape, plane=None):
debugprint('mirror()')
planes = {
'XY': [0, 0, 1],
'YX': [0, 0, -1],
'XZ': [0, 1, 0],
'ZX': [0, -1, 0],
'YZ': [1, 0, 0],
'ZY': [-1, 0, 0],
}
return sl.mirror(planes[plane])(shape)
def union(shapes):
debugprint('union()')
shape = None
for item in shapes:
if shape is None:
shape = item
else:
shape += item
return shape
def add(shapes):
debugprint('union()')
shape = None
for item in shapes:
if shape is None:
shape = item
else:
shape += item
return shape
def difference(shape, shapes):
debugprint('difference()')
for item in shapes:
shape -= item
return shape
def intersect(shape1, shape2):
return sl.intersect()(shape1, shape2)
def hull_from_points(points):
return sl.hull()(*points)
def hull_from_shapes(shapes, points=None):
hs = []
if points is not None:
hs.extend(points)
if shapes is not None:
hs.extend(shapes)
return sl.hull()(*hs)
def tess_hull(shapes, sl_tol=.5, sl_angTol=1):
return sl.hull()(*shapes)
def triangle_hulls(shapes):
debugprint('triangle_hulls()')
hulls = []
for i in range(len(shapes) - 2):
hulls.append(hull_from_shapes(shapes[i: (i + 3)]))
return union(hulls)
def polyline(point_list):
return sl.polygon(point_list)
# def project_to_plate():
# square = cq.Workplane('XY').rect(1000, 1000)
# for wire in square.wires().objects:
# plane = cq.Workplane('XY').add(cq.Face.makeFromWires(wire))
def extrude_poly(outer_poly, inner_polys=None, height=1):
if inner_polys is not None:
return sl.linear_extrude(height=height, twist=0, convexity=0, center=True)(outer_poly, *inner_polys)
else:
return sl.linear_extrude(height=height, twist=0, convexity=0, center=True)(outer_poly)
def import_file(fname, convexity=5):
print("IMPORTING FROM {}".format(fname))
return sl.import_(fname + ".stl", convexity=convexity)
def export_file(shape, fname):
print("EXPORTING TO {}".format(fname))
sl.scad_render_to_file(shape, fname + ".scad")
def export_dxf(shape, fname):
print("NO DXF EXPORT FOR SOLID".format(fname))
pass
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