def read_MESH_to_numpy(path):
V = igl.eigen.MatrixXd()
T = igl.eigen.MatrixXi()
F = igl.eigen.MatrixXi()
igl.readMESH(path, V, T, F)
return e2p(V), e2p(T), e2p(F)
elif key == ord('.'):
slice_z = min(slice_z + 0.01, 0.99)
elif key == ord(','):
slice_z = max(slice_z - 0.01, 0.01)
else:
return False
update_visualization(viewer)
return True
print("Press [space] to toggle showing surface.")
print("Press '.'/',' to push back/pull forward slicing plane.")
# Load mesh: (V,T) tet-mesh of convex hull, F contains original surface triangles
igl.readMESH(TUTORIAL_SHARED_PATH + "bunny.mesh", V, T, F)
# Call to point_mesh_squared_distance to determine bounds
sqrD = igl.eigen.MatrixXd()
I = igl.eigen.MatrixXi()
C = igl.eigen.MatrixXd()
igl.point_mesh_squared_distance(V, V, F, sqrD, I, C)
max_distance = math.sqrt(sqrD.maxCoeff())
# Precompute signed distance AABB tree
tree.init(V, F)
# Precompute vertex, edge and face normals
igl.per_face_normals(V, F, FN)
igl.per_vertex_normals(V, F, igl.PER_VERTEX_NORMALS_WEIGHTING_TYPE_ANGLE, FN,
VN)
C = igl.eigen.MatrixXd()
M = igl.eigen.MatrixXd()
Q = igl.eigen.MatrixXd()
T = igl.eigen.MatrixXi()
F = igl.eigen.MatrixXi()
BE = igl.eigen.MatrixXi()
P = igl.eigen.MatrixXi()
sea_green = igl.eigen.MatrixXd([[70. / 255., 252. / 255., 167. / 255.]])
selected = 0
pose = igl.RotationList()
anim_t = 1.0
anim_t_dir = -0.03
igl.readMESH(TUTORIAL_SHARED_PATH + "hand.mesh", V, T, F)
U = igl.eigen.MatrixXd(V)
igl.readTGF(TUTORIAL_SHARED_PATH + "hand.tgf", C, BE)
# Retrieve parents for forward kinematics
igl.directed_edge_parents(BE, P)
# Read pose as matrix of quaternions per row
igl.readDMAT(TUTORIAL_SHARED_PATH + "hand-pose.dmat", Q)
igl.column_to_quats(Q, pose)
assert (len(pose) == BE.rows())
# List of boundary indices (aka fixed value indices into VV)
b = igl.eigen.MatrixXi()
# List of boundary conditions of each weight function
bc = igl.eigen.MatrixXd()
print_usage(keys)
V = igl.eigen.MatrixXd()
BC = igl.eigen.MatrixXd()
W = igl.eigen.MatrixXd()
T = igl.eigen.MatrixXi()
F = igl.eigen.MatrixXi()
G = igl.eigen.MatrixXi()
slice_z = 0.5
overlay = 0
# Load mesh: (V,T) tet-mesh of convex hull, F contains facets of input
# surface mesh _after_ self-intersection resolution
igl.readMESH(TUTORIAL_SHARED_PATH + "big-sigcat.mesh", V, T, F)
# Compute barycenters of all tets
igl.barycenter(V, T, BC)
# Compute generalized winding number at all barycenters
print("Computing winding number over all %i tets..." % T.rows())
igl.winding_number(V, F, BC, W)
# Extract interior tets
Wt = sum(W > 0.5)
CT = igl.eigen.MatrixXi(Wt, 4)
k = 0
for t in range(T.rows()):
if W[t] > 0.5:
CT.setRow(k, T.row(t))
elif key == ord('.'):
slice_z = min(slice_z + 0.01, 0.99)
elif key == ord(','):
slice_z = max(slice_z - 0.01, 0.01)
else:
return False
update_visualization(viewer)
return True
print("Press [space] to toggle showing surface.")
print("Press '.'/',' to push back/pull forward slicing plane.")
# Load mesh: (V,T) tet-mesh of convex hull, F contains original surface triangles
igl.readMESH(TUTORIAL_SHARED_PATH + "bunny.mesh", V, T, F)
# Call to point_mesh_squared_distance to determine bounds
sqrD = igl.eigen.MatrixXd()
I = igl.eigen.MatrixXi()
C = igl.eigen.MatrixXd()
igl.point_mesh_squared_distance(V, V, F, sqrD, I, C)
max_distance = math.sqrt(sqrD.maxCoeff())
# Precompute signed distance AABB tree
tree.init(V, F)
# Precompute vertex, edge and face normals
igl.per_face_normals(V, F, FN)
igl.per_vertex_normals(V, F, igl.PER_VERTEX_NORMALS_WEIGHTING_TYPE_ANGLE, FN, VN)
igl.per_edge_normals(V, F, igl.PER_EDGE_NORMALS_WEIGHTING_TYPE_UNIFORM, FN, EN, E, EMAP)
print_usage(keys)
V = igl.eigen.MatrixXd()
BC = igl.eigen.MatrixXd()
W = igl.eigen.MatrixXd()
T = igl.eigen.MatrixXi()
F = igl.eigen.MatrixXi()
G = igl.eigen.MatrixXi()
slice_z = 0.5
overlay = 0
# Load mesh: (V,T) tet-mesh of convex hull, F contains facets of input
# surface mesh _after_ self-intersection resolution
igl.readMESH(TUTORIAL_SHARED_PATH + "big-sigcat.mesh", V, T, F)
# Compute barycenters of all tets
igl.barycenter(V, T, BC)
# Compute generalized winding number at all barycenters
print("Computing winding number over all %i tets..." % T.rows())
igl.winding_number(V, F, BC, W)
# Extract interior tets
Wt = sum(W > 0.5)
CT = igl.eigen.MatrixXi(Wt, 4)
k = 0
for t in range(T.rows()):
if W[t] > 0.5:
CT.setRow(k, T.row(t))
