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#pragma once
#include "extensions.h"
namespace cluster {
CLUSTER_API int64_t cuda_version() noexcept;
namespace detail {
CLUSTER_INLINE_VARIABLE int64_t _cuda_version = cuda_version();
} // namespace detail
} // namespace cluster
CLUSTER_API torch::Tensor fps(torch::Tensor src, torch::Tensor ptr, double ratio,
bool random_start);
CLUSTER_API torch::Tensor graclus(torch::Tensor rowptr, torch::Tensor col,
torch::optional<torch::Tensor> optional_weight);
CLUSTER_API torch::Tensor grid(torch::Tensor pos, torch::Tensor size,
torch::optional<torch::Tensor> optional_start,
torch::optional<torch::Tensor> optional_end);
CLUSTER_API torch::Tensor knn(torch::Tensor x, torch::Tensor y, torch::Tensor ptr_x,
torch::Tensor ptr_y, int64_t k, bool cosine);
CLUSTER_API torch::Tensor nearest(torch::Tensor x, torch::Tensor y, torch::Tensor ptr_x,
torch::Tensor ptr_y);
CLUSTER_API torch::Tensor radius(torch::Tensor x, torch::Tensor y, torch::Tensor ptr_x,
torch::Tensor ptr_y, double r, int64_t max_num_neighbors);
CLUSTER_API std::tuple<torch::Tensor, torch::Tensor>
random_walk(torch::Tensor rowptr, torch::Tensor col, torch::Tensor start,
int64_t walk_length, double p, double q);
CLUSTER_API torch::Tensor neighbor_sampler(torch::Tensor start, torch::Tensor rowptr,
int64_t count, double factor);
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