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point mesh distances

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Summary:
Implementation of point to mesh distances. The current diff contains two types:
(a) Point to Edge
(b) Point to Face

```

Benchmark                                       Avg Time(μs)      Peak Time(μs) Iterations
--------------------------------------------------------------------------------
POINT_MESH_EDGE_4_100_300_5000_cuda:0                2745            3138            183
POINT_MESH_EDGE_4_100_300_10000_cuda:0               4408            4499            114
POINT_MESH_EDGE_4_100_3000_5000_cuda:0               4978            5070            101
POINT_MESH_EDGE_4_100_3000_10000_cuda:0              9076            9187             56
POINT_MESH_EDGE_4_1000_300_5000_cuda:0               1411            1487            355
POINT_MESH_EDGE_4_1000_300_10000_cuda:0              4829            5030            104
POINT_MESH_EDGE_4_1000_3000_5000_cuda:0              7539            7620             67
POINT_MESH_EDGE_4_1000_3000_10000_cuda:0            12088           12272             42
POINT_MESH_EDGE_8_100_300_5000_cuda:0                3106            3222            161
POINT_MESH_EDGE_8_100_300_10000_cuda:0               8561            8648             59
POINT_MESH_EDGE_8_100_3000_5000_cuda:0               6932            7021             73
POINT_MESH_EDGE_8_100_3000_10000_cuda:0             24032           24176             21
POINT_MESH_EDGE_8_1000_300_5000_cuda:0               5272            5399             95
POINT_MESH_EDGE_8_1000_300_10000_cuda:0             11348           11430             45
POINT_MESH_EDGE_8_1000_3000_5000_cuda:0             17478           17683             29
POINT_MESH_EDGE_8_1000_3000_10000_cuda:0            25961           26236             20
POINT_MESH_EDGE_16_100_300_5000_cuda:0               8244            8323             61
POINT_MESH_EDGE_16_100_300_10000_cuda:0             18018           18071             28
POINT_MESH_EDGE_16_100_3000_5000_cuda:0             19428           19544             26
POINT_MESH_EDGE_16_100_3000_10000_cuda:0            44967           45135             12
POINT_MESH_EDGE_16_1000_300_5000_cuda:0              7825            7937             64
POINT_MESH_EDGE_16_1000_300_10000_cuda:0            18504           18571             28
POINT_MESH_EDGE_16_1000_3000_5000_cuda:0            65805           66132              8
POINT_MESH_EDGE_16_1000_3000_10000_cuda:0           90885           91089              6
--------------------------------------------------------------------------------

Benchmark                                       Avg Time(μs)      Peak Time(μs) Iterations
--------------------------------------------------------------------------------
POINT_MESH_FACE_4_100_300_5000_cuda:0                1561            1685            321
POINT_MESH_FACE_4_100_300_10000_cuda:0               2818            2954            178
POINT_MESH_FACE_4_100_3000_5000_cuda:0              15893           16018             32
POINT_MESH_FACE_4_100_3000_10000_cuda:0             16350           16439             31
POINT_MESH_FACE_4_1000_300_5000_cuda:0               3179            3278            158
POINT_MESH_FACE_4_1000_300_10000_cuda:0              2353            2436            213
POINT_MESH_FACE_4_1000_3000_5000_cuda:0             16262           16336             31
POINT_MESH_FACE_4_1000_3000_10000_cuda:0             9334            9448             54
POINT_MESH_FACE_8_100_300_5000_cuda:0                4377            4493            115
POINT_MESH_FACE_8_100_300_10000_cuda:0               9728            9822             52
POINT_MESH_FACE_8_100_3000_5000_cuda:0              26428           26544             19
POINT_MESH_FACE_8_100_3000_10000_cuda:0             42238           43031             12
POINT_MESH_FACE_8_1000_300_5000_cuda:0               3891            3982            129
POINT_MESH_FACE_8_1000_300_10000_cuda:0              5363            5429             94
POINT_MESH_FACE_8_1000_3000_5000_cuda:0             20998           21084             24
POINT_MESH_FACE_8_1000_3000_10000_cuda:0            39711           39897             13
POINT_MESH_FACE_16_100_300_5000_cuda:0               5955            6001             84
POINT_MESH_FACE_16_100_300_10000_cuda:0             12082           12144             42
POINT_MESH_FACE_16_100_3000_5000_cuda:0             44996           45176             12
POINT_MESH_FACE_16_100_3000_10000_cuda:0            73042           73197              7
POINT_MESH_FACE_16_1000_300_5000_cuda:0              8292            8374             61
POINT_MESH_FACE_16_1000_300_10000_cuda:0            19442           19506             26
POINT_MESH_FACE_16_1000_3000_5000_cuda:0            36059           36194             14
POINT_MESH_FACE_16_1000_3000_10000_cuda:0           64644           64822              8
--------------------------------------------------------------------------------
```

Reviewed By: jcjohnson

Differential Revision: D20590462

fbshipit-source-id: 42a39837b514a546ac9471bfaff60eefe7fae829
This commit is contained in:
Georgia Gkioxari
2020-04-11 00:18:53 -07:00
committed by Facebook GitHub Bot
parent 474c8b456a
commit 487d4d6607
33 changed files with 3437 additions and 84 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
tests/test_meshes.py
View File

@@ -151,6 +151,10 @@ class TestMeshes(TestCaseMixin, unittest.TestCase):
self.assertClose(
mesh.num_edges_per_mesh().cpu(), torch.tensor([3, 5, 10], dtype=torch.int32)
)
self.assertClose(
mesh.mesh_to_edges_packed_first_idx().cpu(),
torch.tensor([0, 3, 8], dtype=torch.int64),
)
def test_simple_random_meshes(self):
@@ -219,6 +223,13 @@ class TestMeshes(TestCaseMixin, unittest.TestCase):
self.assertTrue(np.allclose(edge_to_mesh_idx, edge_to_mesh))
num_edges = np.bincount(edge_to_mesh, minlength=N)
self.assertTrue(np.allclose(num_edges_per_mesh, num_edges))
mesh_to_edges_packed_first_idx = (
mesh.mesh_to_edges_packed_first_idx().cpu().numpy()
)
self.assertTrue(
np.allclose(mesh_to_edges_packed_first_idx[1:], num_edges.cumsum()[:-1])
)
self.assertTrue(mesh_to_edges_packed_first_idx[0] == 0)
def test_allempty(self):
verts_list = []
@@ -486,6 +497,10 @@ class TestMeshes(TestCaseMixin, unittest.TestCase):
self.assertClose(
new_mesh.faces_areas_packed(), new_mesh_naive.faces_areas_packed()
)
self.assertClose(
new_mesh.mesh_to_edges_packed_first_idx(),
new_mesh_naive.mesh_to_edges_packed_first_idx(),
)
def test_scale_verts(self):
def naive_scale_verts(mesh, scale):
@@ -603,6 +618,10 @@ class TestMeshes(TestCaseMixin, unittest.TestCase):
self.assertClose(
new_mesh.faces_areas_packed(), new_mesh_naive.faces_areas_packed()
)
self.assertClose(
new_mesh.mesh_to_edges_packed_first_idx(),
new_mesh_naive.mesh_to_edges_packed_first_idx(),
)
def test_extend_list(self):
N = 10