added 302 sort

Former-commit-id: e2e452f556
2015-09-11 23:53:49 +02:00
parent 50e499e0e9
commit fbb66fc3d8
6 changed files with 193 additions and 0 deletions
@@ -0,0 +1,34 @@
+import igl
+
+V = igl.eigen.MatrixXd()
+F = igl.eigen.MatrixXi()
+
+igl.readOFF("../tutorial/shared/decimated-knight.off",V,F)
+
+# Sort barycenters lexicographically
+BC = igl.eigen.MatrixXd()
+sorted_BC = igl.eigen.MatrixXd()
+
+igl.barycenter(V,F,BC);
+
+I = igl.eigen.MatrixXi()
+J = igl.eigen.MatrixXi()
+
+# sorted_BC = BC(I,:)
+igl.sortrows(BC,True,sorted_BC,I)
+
+# Get sorted "place" from sorted indices
+J.resize(I.rows(),1)
+# J(I) = 1:numel(I)
+
+igl.slice_into(igl.coloni(0,I.size())-1,I,J)
+
+# Pseudo-color based on sorted place
+C = igl.eigen.MatrixXd()
+igl.jet(J.castdouble(),True,C)
+
+# Plot the mesh with pseudocolors
+viewer = igl.viewer.Viewer()
+viewer.data.set_mesh(V, F)
+viewer.data.set_colors(C)
+viewer.launch()