From e3bf24d17cdbda9ace5dbcae257c5c856ef984d9 Mon Sep 17 00:00:00 2001
From: Joshua Shreve <j.a.shreve@gmail.com>
Date: Thu, 8 Jul 2021 22:05:34 -0400
Subject: Added helper files to remove the cadquery / solid python helpers from
 the main file.  Improved notch and added holes around key plate for mounting.
  Still WIP, but should be functional.

---
 src/helpers_solid.py | 126 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 src/helpers_solid.py

(limited to 'src/helpers_solid.py')

diff --git a/src/helpers_solid.py b/src/helpers_solid.py
new file mode 100644
index 0000000..918f7a3
--- /dev/null
+++ b/src/helpers_solid.py
@@ -0,0 +1,126 @@
+import solid as sl
+
+
+def box(width, height, depth):
+    return sl.cube([width, height, depth], center=True)
+
+
+def cylinder(radius, height, segments=100):
+    return sl.cylinder(r=radius, h=height, segments=segments, center=True)
+
+
+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):
+    return sl.rotate(angle)(shape)
+
+
+def translate(shape, vector):
+    return sl.translate(tuple(vector))(shape)
+
+
+def mirror(shape, plane=None):
+    print('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):
+    print('union()')
+    shape = None
+    for item in shapes:
+        if shape is None:
+            shape = item
+        else:
+            shape += item
+    return shape
+
+
+def add(shapes):
+    print('union()')
+    shape = None
+    for item in shapes:
+        if shape is None:
+            shape = item
+        else:
+            shape += item
+    return shape
+
+
+def difference(shape, shapes):
+    print('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):
+    print('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):
+    return sl.import_(fname + ".stl")
+
+
+def export_file(shape, fname):
+    print("EXPORTING TO {}".format(fname + ".scad"))
+    sl.scad_render_to_file(shape, fname + ".scad")
+
+
+def export_dxf(shape, fname):
+    pass
\ No newline at end of file
-- 
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