From 6727eb43bee58be506509f97187e440362adbfa0 Mon Sep 17 00:00:00 2001
From: inter <inter@qq.com>
Date: Sun, 21 Sep 2025 20:19:20 +0800
Subject: [PATCH] Add File

---
 .../pointnet2_batch/src/group_points_gpu.h    | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 pcdet/ops/pointnet2/pointnet2_batch/src/group_points_gpu.h

diff --git a/pcdet/ops/pointnet2/pointnet2_batch/src/group_points_gpu.h b/pcdet/ops/pointnet2/pointnet2_batch/src/group_points_gpu.h
new file mode 100644
index 0000000..8a17c68
--- /dev/null
+++ b/pcdet/ops/pointnet2/pointnet2_batch/src/group_points_gpu.h
@@ -0,0 +1,22 @@
+#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