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OpenPCDet/pcdet/ops/pointnet2/pointnet2_batch/src/group_points_gpu.h
2025-09-21 20:19:20 +08:00

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794 B
C++

#ifndef _GROUP_POINTS_GPU_H
#define _GROUP_POINTS_GPU_H
#include <torch/serialize/tensor.h>
#include <cuda.h>
#include <cuda_runtime_api.h>
#include <vector>
int group_points_wrapper_fast(int b, int c, int n, int npoints, int nsample,
at::Tensor points_tensor, at::Tensor idx_tensor, at::Tensor out_tensor);
void group_points_kernel_launcher_fast(int b, int c, int n, int npoints, int nsample,
const float *points, const int *idx, float *out);
int group_points_grad_wrapper_fast(int b, int c, int n, int npoints, int nsample,
at::Tensor grad_out_tensor, at::Tensor idx_tensor, at::Tensor grad_points_tensor);
void group_points_grad_kernel_launcher_fast(int b, int c, int n, int npoints, int nsample,
const float *grad_out, const int *idx, float *grad_points);
#endif