def plinths(fish, num_plinths, z_offset, v_offset, edge_x, edge_y, edge_z) :
alpha = len(fish.vertex)
print('plinths starting @ vertex #', alpha)
# radians for rotations
theta = math.radians(360/num_plinths) # divide circle into num_plinths segments
# 1st plinth
first_pt = [0.0, v_offset, z_offset]
fish.append_vertex(first_pt[0], first_pt[1], first_pt[2]) #0
fish.append_vertex(first_pt[0] + edge_x, first_pt[1], first_pt[2]) #1
fish.append_vertex(first_pt[0] + edge_x, first_pt[1] + edge_y, first_pt[2]) #2
fish.append_vertex(first_pt[0] + edge_x, first_pt[1] + edge_y, first_pt[2] + edge_z) #3
fish.append_vertex(first_pt[0], first_pt[1] + edge_y, first_pt[2] + edge_z) #4
fish.append_vertex(first_pt[0], first_pt[1], first_pt[2] + edge_z) #5
fish.append_vertex(first_pt[0] + edge_x, first_pt[1], first_pt[2] + edge_z) #6
fish.append_vertex(first_pt[0], first_pt[1] + edge_y, first_pt[2]) #7
for i in range(num_plinths) :
# vertices
for pt in range(8) :
new_vert = simple3d.rotY(fish.vertex[alpha+pt], theta)
fish.append_vertex(new_vert[0], new_vert[1], new_vert[2])
# edges
color = simple3d.getRandomDarkColor()
fish.append_edge(alpha, alpha + 1, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 1, alpha + 2, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 2, alpha + 3, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 3, alpha + 4, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 4, alpha + 5, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 5, alpha + 6, color[0], color[1], color[2], 1.)
fish.append_edge(alpha, alpha + 7, color[0], color[1], color[2], 1.)
fish.append_edge(alpha, alpha + 5, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 6, alpha + 1, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 6, alpha + 3, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 7, alpha + 4, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 7, alpha + 2, color[0], color[1], color[2], 1.)
# faces
# ...front
colorf = simple3d.getRandomColor()
fish.append_face(alpha, alpha + 2, alpha + 1, colorf[0], colorf[1], colorf[2], 1.)
fish.append_face(alpha, alpha + 7, alpha + 2, colorf[0], colorf[1], colorf[2], 1.)
# ...back
colorf = simple3d.getRandomColor()
fish.append_face(alpha + 3, alpha + 4, alpha + 5, colorf[0], colorf[1], colorf[2], 1.)
fish.append_face(alpha + 3, alpha + 5, alpha + 6, colorf[0], colorf[1], colorf[2], 1.)
# ...left
colorf = simple3d.getRandomColor()
fish.append_face(alpha + 4, alpha + 7, alpha, colorf[0], colorf[1], colorf[2], 1.)
fish.append_face(alpha + 4, alpha, alpha + 5, colorf[0], colorf[1], colorf[2], 1.)
# ...right
colorf = simple3d.getRandomColor()
fish.append_face(alpha + 1, alpha + 3, alpha + 6, colorf[0], colorf[1], colorf[2], 1.)
fish.append_face(alpha + 1, alpha + 2, alpha + 3, colorf[0], colorf[1], colorf[2], 1.)
# ...top
colorf = simple3d.getRandomColor()
fish.append_face(alpha + 2, alpha + 4, alpha + 3, colorf[0], colorf[1], colorf[2], 1.)
fish.append_face(alpha + 2, alpha + 7, alpha + 4, colorf[0], colorf[1], colorf[2], 1.)
# ...bottom
colorf = simple3d.getRandomColor()
fish.append_face(alpha, alpha + 1, alpha + 5, colorf[0], colorf[1], colorf[2], 1.)
fish.append_face(alpha + 1, alpha + 6, alpha + 5, colorf[0], colorf[1], colorf[2], 1.)
alpha += 8
color = simple3d.getRandomDarkColor()
fish.append_edge(alpha, alpha + 1, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 1, alpha + 2, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 2, alpha + 3, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 3, alpha + 4, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 4, alpha + 5, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 5, alpha + 6, color[0], color[1], color[2], 1.)
fish.append_edge(alpha, alpha + 7, color[0], color[1], color[2], 1.)
fish.append_edge(alpha, alpha + 5, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 6, alpha + 1, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 6, alpha + 3, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 7, alpha + 4, color[0], color[1], color[2], 1.)
fish.append_edge(alpha + 7, alpha + 2, color[0], color[1], color[2], 1.)
# faces
# front
colorf = simple3d.getRandomColor()
fish.append_face(alpha, alpha + 2, alpha + 1, colorf[0], colorf[1],
colorf[2], 1.)
fish.append_face(alpha, alpha + 7, alpha + 2, colorf[0], colorf[1],
colorf[2], 1.)
# back
colorf = simple3d.getRandomColor()
fish.append_face(alpha + 3, alpha + 4, alpha + 5, colorf[0], colorf[1],
colorf[2], 1.)
fish.append_face(alpha + 3, alpha + 5, alpha + 6, colorf[0], colorf[1],
colorf[2], 1.)
# left
colorf = simple3d.getRandomColor()
fish.append_face(alpha + 4, alpha + 7, alpha, colorf[0], colorf[1],
colorf[2], 1.)
fish.append_face(alpha + 4, alpha, alpha + 5, colorf[0], colorf[1],
fish.append_vertex(first_pt[0], first_pt[1], first_pt[2])
new_pt = first_pt
last_pt_idx = 0
for lat in range(lat_lines):
new_pt = simple3d.rotZ(new_pt, theta)
fish.append_vertex(new_pt[0], new_pt[1], new_pt[2])
last_pt_idx += 1
#fish.connect_last(0.0, 0.0, 0.0, 1.)
lat_start = last_pt_idx
new_lat_pt = new_pt
for long in range(long_lines):
new_lat_pt = simple3d.rotY(new_lat_pt, rho)
fish.append_vertex(new_lat_pt[0], new_lat_pt[1], new_lat_pt[2])
last_pt_idx += 1
fish.connect_last(0.0, 0.0, 0.0, 1.)
color = simple3d.getRandomColor()
if lat_start + long + (long_lines + 1) <= (long_lines + 1) * lat_lines:
fish.append_edge(last_pt_idx, lat_start + long, 0.0, 0.0, 0.0, 1.)
fish.append_edge(last_pt_idx, lat_start + long + (long_lines + 1),
0.0, 0.0, 0.0, 1.)
fish.append_face(last_pt_idx, lat_start + long,
lat_start + long + (long_lines + 1), color[0],
color[1], color[2], 1.)
fish.append_edge(lat_start, last_pt_idx, 0.0, 0.0, 0.0,
1.0) # closes the circle
if lat_start + (long_lines +
1) + long_lines <= (long_lines + 1) * lat_lines:
fish.append_edge(lat_start, last_pt_idx, 0.0, 0.0, 0.0, 1.0)
fish.append_edge(lat_start, lat_start + (long_lines + 1) + long_lines,
0.0, 0.0, 0.0, 1.0)
#fish.append_face(lat_start, last_pt_idx, lat_start + (long_lines+1) + long_lines, 0.0, 0.0, 0.0, 1.0)