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lint fixes
Summary: Ran `dev/linter.sh`. Reviewed By: bottler Differential Revision: D19761062 fbshipit-source-id: 1a49abe4a5f2bc7641b2b46e254aa77e6a48aa7d
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@@ -3,36 +3,36 @@
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#include <torch/extension.h>
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at::Tensor NearestNeighborIdxCpu(at::Tensor p1, at::Tensor p2) {
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const int N = p1.size(0);
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const int P1 = p1.size(1);
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const int D = p1.size(2);
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const int P2 = p2.size(1);
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const int N = p1.size(0);
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const int P1 = p1.size(1);
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const int D = p1.size(2);
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const int P2 = p2.size(1);
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auto long_opts = p1.options().dtype(torch::kInt64);
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torch::Tensor out = torch::empty({N, P1}, long_opts);
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auto long_opts = p1.options().dtype(torch::kInt64);
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torch::Tensor out = torch::empty({N, P1}, long_opts);
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auto p1_a = p1.accessor<float, 3>();
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auto p2_a = p2.accessor<float, 3>();
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auto out_a = out.accessor<int64_t, 2>();
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auto p1_a = p1.accessor<float, 3>();
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auto p2_a = p2.accessor<float, 3>();
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auto out_a = out.accessor<int64_t, 2>();
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for (int n = 0; n < N; ++n) {
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for (int i1 = 0; i1 < P1; ++i1) {
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// TODO: support other floating-point types?
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float min_dist = -1;
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int64_t min_idx = -1;
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for (int i2 = 0; i2 < P2; ++i2) {
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float dist = 0;
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for (int d = 0; d < D; ++d) {
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float diff = p1_a[n][i1][d] - p2_a[n][i2][d];
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dist += diff * diff;
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}
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if (min_dist == -1 || dist < min_dist) {
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min_dist = dist;
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min_idx = i2;
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}
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}
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out_a[n][i1] = min_idx;
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for (int n = 0; n < N; ++n) {
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for (int i1 = 0; i1 < P1; ++i1) {
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// TODO: support other floating-point types?
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float min_dist = -1;
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int64_t min_idx = -1;
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for (int i2 = 0; i2 < P2; ++i2) {
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float dist = 0;
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for (int d = 0; d < D; ++d) {
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float diff = p1_a[n][i1][d] - p2_a[n][i2][d];
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dist += diff * diff;
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}
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if (min_dist == -1 || dist < min_dist) {
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min_dist = dist;
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min_idx = i2;
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}
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}
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out_a[n][i1] = min_idx;
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}
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return out;
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}
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return out;
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}
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