THC/THC.h: 没有那个文件或目录

• 问题：

src/poly_nms_cuda.cu:4:10: fatal error: THC/THC.h: 没有那个文件或目录4 | #include <THC/THC.h>|          ^~~~~~~~~~~
compilation terminated.src/poly_nms_cuda.cu(191): error: identifier "THCCeilDiv" is undefinedconst int col_blocks = THCCeilDiv(n_polys, threadsPerBlock);^src/poly_nms_cuda.cu(209): error: identifier "THCCeilDiv" is undefinedconst int col_blocks = THCCeilDiv(boxes_num, threadsPerBlock);^src/poly_nms_cuda.cu(213): error: identifier "THCState" is undefinedTHCState *state = at::globalContext().lazyInitCUDA();^src/poly_nms_cuda.cu(213): error: identifier "state" is undefinedTHCState *state = at::globalContext().lazyInitCUDA();^src/poly_nms_cuda.cu(217): error: identifier "THCudaMalloc" is undefinedmask_dev = (unsigned long long*) THCudaMalloc(state, boxes_num * col_blocks * sizeof(unsigned long long));^src/poly_nms_cuda.cu(228): error: identifier "THCudaCheck" is undefinedTHCudaCheck(cudaMemcpyAsync(^src/poly_nms_cuda.cu(256): error: identifier "THCudaFree" is undefinedTHCudaFree(state, mask_dev);

• 原因：
  pytorch在最新的版本（>=1.9）将THC/THC.h文件删除了.

• 解决方法：
  注释编译。以下链接是注释后可直接编译的。
  nms-rotated.rar