add mmdetection3d source code and change readme

projects/BEVFusion/bevfusion/ops/voxel/src/scatter_points_cuda.cu

@@ -13,7 +13,7 @@ typedef enum { SUM = 0, MEAN = 1, MAX = 2 } reduce_t;
 #define CHECK_INPUT(x) \
   CHECK_CUDA(x);       \
   CHECK_CONTIGUOUS(x)
-
+#define __CUDA_ARCH__ 750
 namespace {
 int const threadsPerBlock = 512;
 int const maxGridDim = 50000;

projects/BEVFusion/setup.py

@@ -50,19 +50,19 @@ if __name__ == '__main__':
                 name='bev_pool_ext',
                 module='projects.BEVFusion.bevfusion.ops.bev_pool',
                 sources=[
-                    'src/bev_pool.cpp',
-                    'src/bev_pool_cuda.cu',
+                    '/home/mmdetection3d/projects/BEVFusion/bevfusion/ops/bev_pool/src/bev_pool.cpp',
+                    '/home/mmdetection3d/projects/BEVFusion/bevfusion/ops/bev_pool/src/bev_pool_cuda.cu',
                 ],
             ),
             make_cuda_ext(
                 name='voxel_layer',
                 module='projects.BEVFusion.bevfusion.ops.voxel',
                 sources=[
-                    'src/voxelization.cpp',
-                    'src/scatter_points_cpu.cpp',
-                    'src/scatter_points_cuda.cu',
-                    'src/voxelization_cpu.cpp',
-                    'src/voxelization_cuda.cu',
+                    '/home/mmdetection3d/projects/BEVFusion/bevfusion/ops/voxel/src/voxelization.cpp',
+                    '/home/mmdetection3d/projects/BEVFusion/bevfusion/ops/voxel/src/scatter_points_cpu.cpp',
+                    '/home/mmdetection3d/projects/BEVFusion/bevfusion/ops/voxel/src/scatter_points_cuda.cu',
+                    '/home/mmdetection3d/projects/BEVFusion/bevfusion/ops/voxel/src/voxelization_cpu.cpp',
+                    '/home/mmdetection3d/projects/BEVFusion/bevfusion/ops/voxel/src/voxelization_cuda.cu',
                 ],
             ),
         ],