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#ifdef WITH_PYTHON
#include <Python.h>
#endif
#include <torch/script.h>
#include "extensions.h"
#ifdef WITH_CUDA
#include "cuda/nearest_cuda.h"
#endif
#ifdef _WIN32
#ifdef WITH_PYTHON
#ifdef WITH_CUDA
PyMODINIT_FUNC PyInit__nearest_cuda(void) { return NULL; }
#else
PyMODINIT_FUNC PyInit__nearest_cpu(void) { return NULL; }
#endif
#endif
#endif
CLUSTER_API torch::Tensor nearest(torch::Tensor x, torch::Tensor y, torch::Tensor ptr_x,
torch::Tensor ptr_y) {
if (x.device().is_cuda()) {
#ifdef WITH_CUDA
return nearest_cuda(x, y, ptr_x, ptr_y);
#else
AT_ERROR("Not compiled with CUDA support");
#endif
} else {
AT_ERROR("No CPU version supported");
}
}
static auto registry =
torch::RegisterOperators().op("torch_cluster::nearest", &nearest);
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