Merge pull request #53 from LIHPC-Computational-Geometry/gmsh_reader_ignore_1-node_points

gmsh reader ignore 1-node points

Author: ArzhelaR

mesh_files/t1_tri.msh

@@ -2,15 +2,17 @@ $MeshFormat
 4.1 0 8
 $EndMeshFormat
 $PhysicalNames
-1
+3
+0 1 "my_points_bot"
+0 2 "my_points_top"
 2 6 "My surface"
 $EndPhysicalNames
 $Entities
 4 4 1 0
-1 0 0 0 0 
-2 0.1 0 0 0 
-3 0.1 0.3 0 0 
-4 0 0.3 0 0 
+1 0 0 0 1 1 
+2 0.1 0 0 1 1 
+3 0.1 0.3 0 1 2 
+4 0 0.3 0 1 2 
 1 0 0 0 0.1 0 0 1 5 2 1 -2 
 2 0.1 0 0 0.1 0.3 0 1 5 2 3 -2 
 3 0 0.3 0 0.1 0.3 0 0 2 3 -4 
@@ -110,84 +112,92 @@ $Nodes
 0.02356698262373725 0.02488361418411697 0
 $EndNodes
 $Elements
-4 75 1 75
+8 79 1 79
+0 1 15 1
+1 1 
+0 2 15 1
+2 2 
+0 3 15 1
+3 3 
+0 4 15 1
+4 4 
 1 1 1 3
-1 1 5 
-2 5 6 
-3 6 2 
+5 1 5 
+6 5 6 
+7 6 2 
 1 2 1 8
-4 3 7 
-5 7 8 
-6 8 9 
-7 9 10 
-8 10 11 
-9 11 12 
-10 12 13 
-11 13 2 
+8 3 7 
+9 7 8 
+10 8 9 
+11 9 10 
+12 10 11 
+13 11 12 
+14 12 13 
+15 13 2 
 1 4 1 8
-12 4 16 
-13 16 17 
-14 17 18 
-15 18 19 
-16 19 20 
-17 20 21 
-18 21 22 
-19 22 1 
+16 4 16 
+17 16 17 
+18 17 18 
+19 18 19 
+20 19 20 
+21 20 21 
+22 21 22 
+23 22 1 
 2 1 2 56
-20 27 25 29 
-21 25 27 30 
-22 27 26 30 
-23 26 27 31 
-24 28 26 31 
-25 26 28 32 
-26 25 33 35 
-27 28 34 36 
-28 29 25 35 
-29 32 28 36 
-30 11 10 26 
-31 20 21 28 
-32 9 8 25 
-33 18 19 27 
-34 26 10 30 
-35 18 27 29 
-36 9 25 30 
-37 27 19 31 
-38 20 28 31 
-39 11 26 32 
-40 8 7 33 
-41 21 22 34 
-42 16 17 35 
-43 13 12 36 
-44 17 18 29 
-45 10 9 30 
-46 19 20 31 
-47 12 11 32 
-48 33 23 35 
-49 34 24 36 
-50 14 15 23 
-51 5 6 24 
-52 25 8 33 
-53 28 21 34 
-54 17 29 35 
-55 12 32 36 
-56 7 3 38 
-57 4 16 37 
-58 22 1 40 
-59 2 13 39 
-60 15 4 37 
-61 3 14 38 
-62 6 2 39 
-63 1 5 40 
-64 34 22 40 
-65 33 7 38 
-66 13 36 39 
-67 16 35 37 
-68 24 34 40 
-69 23 33 38 
-70 36 24 39 
-71 35 23 37 
-72 14 23 38 
-73 23 15 37 
-74 5 24 40 
-75 24 6 39 
+24 27 25 29 
+25 25 27 30 
+26 27 26 30 
+27 26 27 31 
+28 28 26 31 
+29 26 28 32 
+30 25 33 35 
+31 28 34 36 
+32 29 25 35 
+33 32 28 36 
+34 11 10 26 
+35 20 21 28 
+36 9 8 25 
+37 18 19 27 
+38 26 10 30 
+39 18 27 29 
+40 9 25 30 
+41 27 19 31 
+42 20 28 31 
+43 11 26 32 
+44 8 7 33 
+45 21 22 34 
+46 16 17 35 
+47 13 12 36 
+48 17 18 29 
+49 10 9 30 
+50 19 20 31 
+51 12 11 32 
+52 33 23 35 
+53 34 24 36 
+54 14 15 23 
+55 5 6 24 
+56 25 8 33 
+57 28 21 34 
+58 17 29 35 
+59 12 32 36 
+60 7 3 38 
+61 4 16 37 
+62 22 1 40 
+63 2 13 39 
+64 15 4 37 
+65 3 14 38 
+66 6 2 39 
+67 1 5 40 
+68 34 22 40 
+69 33 7 38 
+70 13 36 39 
+71 16 35 37 
+72 24 34 40 
+73 23 33 38 
+74 36 24 39 
+75 35 23 37 
+76 14 23 38 
+77 23 15 37 
+78 5 24 40 
+79 24 6 39 
 $EndElements

model/reader.py

@@ -103,6 +103,8 @@ def read_gmsh(filename: string) -> Mesh:
                         faces.append([n0 - 1, n1 - 1, n2 - 1, n3 - 1])
                     elif elem_type == 1:  # skip 2-node line elements
                         continue
+                    elif elem_type == 15:  # skip 1-node point elements
+                        continue
                     else:
                         print("element_type " + str(elem_type) + " not handled")
                         exit(1)