move benchmarks to separate directory

Summary: Move benchmarks to a separate directory as tests/ is getting big.

Reviewed By: nikhilaravi

Differential Revision: D32885462

fbshipit-source-id: a832662a494ee341ab77d95493c95b0af0a83f43

tests/benchmarks/bm_perspective_n_points.py

@@ -0,0 +1,33 @@
+# Copyright (c) Facebook, Inc. and its affiliates.
+# All rights reserved.
+#
+# This source code is licensed under the BSD-style license found in the
+# LICENSE file in the root directory of this source tree.
+
+import itertools
+
+from fvcore.common.benchmark import benchmark
+from test_perspective_n_points import TestPerspectiveNPoints
+
+
+def bm_perspective_n_points() -> None:
+    case_grid = {
+        "batch_size": [1, 10, 100],
+        "num_pts": [100, 100000],
+        "skip_q": [False, True],
+    }
+
+    test_cases = itertools.product(*case_grid.values())
+    kwargs_list = [dict(zip(case_grid.keys(), case)) for case in test_cases]
+
+    test = TestPerspectiveNPoints()
+    benchmark(
+        test.case_with_gaussian_points,
+        "PerspectiveNPoints",
+        kwargs_list,
+        warmup_iters=1,
+    )
+
+
+if __name__ == "__main__":
+    bm_perspective_n_points()