added code for generation of jigsaw puzzle piece on svg line
parent
d59117c101
commit
441d733935
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@ -5,7 +5,7 @@ import operator
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# scale in inkscape
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# 1 unit = 0.283 mm
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scale = 1000.0/282.222
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svg_scale = 1000.0/282.222
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def svg_circle(id, name, c, r):
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# create circle object in svg notation
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@ -48,12 +48,12 @@ def svg_puzzle(p, size, angle):
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p4 = p - size * v1
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# convert to svg units
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p1 *= scale
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p2 *= scale
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p3 *= scale
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p4 *= scale
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p1 *= svg_scale
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p2 *= svg_scale
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p3 *= svg_scale
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p4 *= svg_scale
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radius_scaled = 1.25 * size * scale
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radius_scaled = 1.25 * size * svg_scale
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text = [' <path \n '
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' id="path666" \n '
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@ -63,6 +63,58 @@ def svg_puzzle(p, size, angle):
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return text
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def svg_line_puzzle(start, end, puzzle_scale=1.0, linewidth=0.50):
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v = end - start
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dist = np.linalg.norm(v)
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size = dist / 10.0 * puzzle_scale
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v = v / dist
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angle = math.atan2(v[1], v[0])
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p = np.mean([start, end], axis=0)
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# compute points
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"""
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v1 and v2 are orthogonal vectors
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construction of points (starting at p):
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p3 <------ -2 v1 ------ p2
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^
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v2
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p4 <-- -v1 -- p -- v1 --> p1
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then between points p2 and p3 with draw an arc
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"""
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v1 = np.array([np.cos(angle), np.sin(angle)])
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v2 = np.array([v1[1], -v1[0]])
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p1 = p - size * v1
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p2 = p1 + size * v2
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p3 = p2 + 2.0 * size * v1
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p4 = p + size * v1
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# convert to svg units
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p1 *= svg_scale
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p2 *= svg_scale
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p3 *= svg_scale
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p4 *= svg_scale
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start *= svg_scale
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end *= svg_scale
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radius_scaled = 1.25 * size * svg_scale
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text = [' <path \n '
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' id="path666" \n '
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' style="fill:none;stroke:#000000;stroke-width:{}mm" \n'
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' d="M {} {} L {} {} L {} {} A {} {} 0 1 1 {} {} L {} {} L {} {}"'
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' />\n'.format(linewidth, start[0], start[1], p1[0], p1[1], p2[0], p2[1], radius_scaled, radius_scaled,
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p3[0], p3[1], p4[0], p4[1], end[0], end[1])]
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return text
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def svg_half_circle(id, name, c, r, angle, orientation_flag=1):
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# draws half a circle centered at c with radius r
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# angle specifies how the half circle should be rotated
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@ -74,13 +126,13 @@ def svg_half_circle(id, name, c, r, angle, orientation_flag=1):
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# compute starting point
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v = np.array([np.cos(angle), np.sin(angle)])
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begin = c + r * v # in millimeters
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begin *= scale # in svg units
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begin *= svg_scale # in svg units
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# compute end point
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end = c - r * v # in millimeters
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end *= scale # in svg units
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end *= svg_scale # in svg units
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radius_scaled = r * scale # radius in svg units
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radius_scaled = r * svg_scale # radius in svg units
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text = [' <path \n '
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' id="path666" \n '
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@ -92,9 +144,9 @@ def svg_half_circle(id, name, c, r, angle, orientation_flag=1):
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return text
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def svg_arc(p1, p2, r, large_arc, sweep):
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begin = p1 * scale
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end = p2 * scale
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radius_scaled = r * scale
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begin = p1 * svg_scale
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end = p2 * svg_scale
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radius_scaled = r * svg_scale
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text = [' <path \n '
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' id="path666" \n '
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' style="fill:none;stroke:#ff0000;stroke-width:0.60000002" \n'
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@ -613,14 +665,16 @@ class PlateLayout:
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vunit = np.array([np.cos(a), np.sin(a)])
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p1 = vunit * self.target_center_hole_radius
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p2 = vunit * r1
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text = svg_line(p1, p2, 0.1)
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#text = svg_line(p1, p2, 0.1)
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text = svg_line_puzzle(p1, p2)
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f_lines = f_lines + text
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r2 = np.linalg.norm(np.array(self.tube_1_coords[k])) + self.target_radius_1
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p3 = vunit * r2
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r3 = self.target_plate_radius - self.plate_module
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p4 = vunit * r3
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text = svg_line(p3, p4, 0.1)
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text = svg_line_puzzle(p3, p4)
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#text = svg_line(p3, p4, 0.1)
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f_lines = f_lines + text
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outer_point_1 = p4
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@ -632,14 +686,16 @@ class PlateLayout:
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vunit = np.array([np.cos(a), np.sin(a)])
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p1 = vunit * self.target_center_hole_radius
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p2 = vunit * r1
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text = svg_line(p1, p2, 0.1)
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#text = svg_line(p1, p2, 0.1)
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text = svg_line_puzzle(p1, p2)
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f_lines = f_lines + text
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r2 = np.linalg.norm(np.array(self.tube_1_coords[k_next])) + self.target_radius_1
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p3 = vunit * r2
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r3 = self.target_plate_radius - self.plate_module
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p4 = vunit * r3
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text = svg_line(p3, p4, 0.1)
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#text = svg_line(p3, p4, 0.1)
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text = svg_line_puzzle(p3, p4)
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f_lines = f_lines + text
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outer_point_2 = p4
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@ -663,8 +719,8 @@ class PlateLayout:
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coordinates.append(c_running)
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pass
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dist_1 = [np.linalg.norm(c - outer_point_1*scale) for c in coordinates]
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dist_2 = [np.linalg.norm(c - outer_point_2 * scale) for c in coordinates]
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dist_1 = [np.linalg.norm(c - outer_point_1 * svg_scale) for c in coordinates]
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dist_2 = [np.linalg.norm(c - outer_point_2 * svg_scale) for c in coordinates]
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# find minimum distance and keep only points between the two distances
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# problem: does not consider manual rotation of the plate
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@ -674,11 +730,6 @@ class PlateLayout:
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pass
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#f_lines[k] = gear_data[0:index+1] + gear_data[-2:]
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c = self.tube_1_coords[k]
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angle = self.tube_1_angles[k]
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text = svg_puzzle(c, 4, angle)
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f_lines = f_lines + text
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return f_lines
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def output_whole(self, f_lines):
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