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21 lines
679 B
21 lines
679 B
1 year ago
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import utils.b_spline.parameter_selection as ps
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import numpy as np
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import utils.b_spline.bspline_curve as bc
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import utils.b_spline.bspline_surface as bs
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import matplotlib.pyplot as plt
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from mpl_toolkits.mplot3d import Axes3D
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import torch
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def surface_inter(P_control):
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k = q = 2
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piece_uv = [6, 6]
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knot_uv = [[0,0,0, 0.3,0.5,0.7, 1,1,1], [0,0,0, 0.3,0.5,0.7, 1,1,1]]
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P_control = torch.cat((P_control.reshape(2,6,6), torch.zeros(1, 6, 6)), dim=0)
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P_control = P_control.detach().numpy().tolist()
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P_piece = bs.surface(P_control, k, q, piece_uv, knot_uv)
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P_piece = torch.Tensor(P_piece)[:2,:,:].permute(1,2,0).reshape(72)
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return P_piece
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