Exemple #1
0
b = igl.eigen.MatrixXd([[0]]).castint()
bc = igl.eigen.MatrixXd([[1, 0, 0]])

# Create a smooth 4-RoSy field
S = igl.eigen.MatrixXd()

igl.comiso.nrosy(V, F, b, bc, igl.eigen.MatrixXi(), igl.eigen.MatrixXd(), igl.eigen.MatrixXd(), 4, 0.5, X1, S)

# Find the orthogonal vector
B1 = igl.eigen.MatrixXd()
B2 = igl.eigen.MatrixXd()
B3 = igl.eigen.MatrixXd()

igl.local_basis(V, F, B1, B2, B3)

X2 = igl.rotate_vectors(X1, igl.eigen.MatrixXd.Constant(1, 1, pi / 2), B1, B2)

gradient_size = 50
iterations = 0
stiffness = 5.0
direct_round = False

# Always work on the bisectors, it is more general
igl.compute_frame_field_bisectors(V, F, X1, X2, BIS1, BIS2)

# Comb the field, implicitly defining the seams
igl.comb_cross_field(V, F, BIS1, BIS2, BIS1_combed, BIS2_combed)

# Find the integer mismatches
igl.cross_field_missmatch(V, F, BIS1_combed, BIS2_combed, True, MMatch)
b = igl.eigen.MatrixXi([[0]])
bc = igl.eigen.MatrixXd([[1, 0, 0]])

# Create a smooth 4-RoSy field
S = igl.eigen.MatrixXd()

igl.comiso.nrosy(V, F, b, bc, igl.eigen.MatrixXi(), igl.eigen.MatrixXd(), igl.eigen.MatrixXd(), 4, 0.5, X1, S)

# Find the the orthogonal vector
B1 = igl.eigen.MatrixXd()
B2 = igl.eigen.MatrixXd()
B3 = igl.eigen.MatrixXd()

igl.local_basis(V, F, B1, B2, B3)

X2 = igl.rotate_vectors(X1, igl.eigen.MatrixXd.Constant(1, 1, pi / 2), B1, B2)

gradient_size = 50
iterations = 0
stiffness = 5.0
direct_round = False

# Always work on the bisectors, it is more general
igl.compute_frame_field_bisectors(V, F, X1, X2, BIS1, BIS2)

# Comb the field, implicitly defining the seams
igl.comb_cross_field(V, F, BIS1, BIS2, BIS1_combed, BIS2_combed)

# Find the integer mismatches
igl.cross_field_missmatch(V, F, BIS1_combed, BIS2_combed, True, MMatch)