Skip to content

GitLab

"docs/git@developer.sourcefind.cn:OpenDAS/mmdetection3d.git" did not exist on "683ceafb02eb72b9c2c89441d4e8572aa675cf6e"
Commit d1b9ae40 authored by zhangwenwei's avatar zhangwenwei
Browse files

clean c files

parent 16c3f6e1
Expand all Hide whitespace changes
Inline Side-by-side
Showing with 1598 additions and 1385 deletions
.pre-commit-config.yaml
View file @ d1b9ae40
...@@ -10,11 +10,12 @@ repos: ...@@ -10,11 +10,12 @@ repos:
- repo: https://github.com/timothycrosley/isort - repo: https://github.com/timothycrosley/isort
rev: 4.3.21 rev: 4.3.21
hooks: hooks:
- id: isort - id: isort
- repo: https://github.com/pre-commit/mirrors-yapf - repo: https://github.com/pre-commit/mirrors-yapf
rev: v0.30.0 rev: v0.30.0
hooks: hooks:
- id: yapf - id: yapf
- repo: https://github.com/pre-commit/pre-commit-hooks - repo: https://github.com/pre-commit/pre-commit-hooks
rev: v2.5.0 rev: v2.5.0
hooks: hooks:
......
mmdet3d/ops/ball_query/src/ball_query.cpp
View file @ d1b9ae40
#include <torch/serialize/tensor.h>
#include <vector>
#include <THC/THC.h> #include <THC/THC.h>
#include <cuda.h> #include <cuda.h>
#include <cuda_runtime_api.h> #include <cuda_runtime_api.h>
#include <torch/extension.h> #include <torch/extension.h>
#include <torch/serialize/tensor.h>
#include <vector>
extern THCState *state; extern THCState *state;
#define CHECK_CUDA(x) AT_CHECK(x.type().is_cuda(), #x, " must be a CUDAtensor ") #define CHECK_CUDA(x) \
#define CHECK_CONTIGUOUS(x) AT_CHECK(x.is_contiguous(), #x, " must be contiguous ") TORCH_CHECK(x.type().is_cuda(), #x, " must be a CUDAtensor ")
#define CHECK_INPUT(x) CHECK_CUDA(x);CHECK_CONTIGUOUS(x) #define CHECK_CONTIGUOUS(x) \
TORCH_CHECK(x.is_contiguous(), #x, " must be contiguous ")
#define CHECK_INPUT(x) \
CHECK_CUDA(x); \
CHECK_CONTIGUOUS(x)
int ball_query_wrapper(int b, int n, int m, float radius, int nsample, int ball_query_wrapper(int b, int n, int m, float radius, int nsample,
at::Tensor new_xyz_tensor, at::Tensor xyz_tensor, at::Tensor idx_tensor); at::Tensor new_xyz_tensor, at::Tensor xyz_tensor,
at::Tensor idx_tensor);
void ball_query_kernel_launcher(int b, int n, int m, float radius, int nsample, void ball_query_kernel_launcher(int b, int n, int m, float radius, int nsample,
const float *xyz, const float *new_xyz, int *idx, cudaStream_t stream); const float *xyz, const float *new_xyz,
int *idx, cudaStream_t stream);
int ball_query_wrapper(int b, int n, int m, float radius, int nsample, int ball_query_wrapper(int b, int n, int m, float radius, int nsample,
at::Tensor new_xyz_tensor, at::Tensor xyz_tensor, at::Tensor idx_tensor) { at::Tensor new_xyz_tensor, at::Tensor xyz_tensor,
CHECK_INPUT(new_xyz_tensor); at::Tensor idx_tensor) {
CHECK_INPUT(xyz_tensor); CHECK_INPUT(new_xyz_tensor);
const float *new_xyz = new_xyz_tensor.data<float>(); CHECK_INPUT(xyz_tensor);
const float *xyz = xyz_tensor.data<float>(); const float *new_xyz = new_xyz_tensor.data_ptr<float>();
int *idx = idx_tensor.data<int>(); const float *xyz = xyz_tensor.data_ptr<float>();
int *idx = idx_tensor.data_ptr<int>();
cudaStream_t stream = THCState_getCurrentStream(state);
ball_query_kernel_launcher(b, n, m, radius, nsample, new_xyz, xyz, idx, stream); cudaStream_t stream = THCState_getCurrentStream(state);
return 1; ball_query_kernel_launcher(b, n, m, radius, nsample, new_xyz, xyz, idx,
stream);
return 1;
} }
PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) { PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) {
m.def("ball_query_wrapper", &ball_query_wrapper, "ball_query_wrapper"); m.def("ball_query_wrapper", &ball_query_wrapper, "ball_query_wrapper");
} }
mmdet3d/ops/ball_query/src/ball_query_cuda.cu
View file @ d1b9ae40
...@@ -3,65 +3,70 @@ ...@@ -3,65 +3,70 @@
#include <stdlib.h> #include <stdlib.h>
#define THREADS_PER_BLOCK 256 #define THREADS_PER_BLOCK 256
#define DIVUP(m,n) ((m) / (n) + ((m) % (n) > 0)) #define DIVUP(m, n) ((m) / (n) + ((m) % (n) > 0))
__global__ void ball_query_kernel(int b, int n, int m, float radius,
int nsample,
const float *__restrict__ new_xyz,
const float *__restrict__ xyz,
int *__restrict__ idx) {
// new_xyz: (B, M, 3)
// xyz: (B, N, 3)
// output:
// idx: (B, M, nsample)
int bs_idx = blockIdx.y;
int pt_idx = blockIdx.x * blockDim.x + threadIdx.x;
if (bs_idx >= b || pt_idx >= m) return;
__global__ void ball_query_kernel(int b, int n, int m, float radius, int nsample, new_xyz += bs_idx * m * 3 + pt_idx * 3;
const float *__restrict__ new_xyz, const float *__restrict__ xyz, int *__restrict__ idx) { xyz += bs_idx * n * 3;
// new_xyz: (B, M, 3) idx += bs_idx * m * nsample + pt_idx * nsample;
// xyz: (B, N, 3)
// output:
// idx: (B, M, nsample)
int bs_idx = blockIdx.y;
int pt_idx = blockIdx.x * blockDim.x + threadIdx.x;
if (bs_idx >= b || pt_idx >= m) return;
new_xyz += bs_idx * m * 3 + pt_idx * 3; float radius2 = radius * radius;
xyz += bs_idx * n * 3; float new_x = new_xyz[0];
idx += bs_idx * m * nsample + pt_idx * nsample; float new_y = new_xyz[1];
float new_z = new_xyz[2];
float radius2 = radius * radius; int cnt = 0;
float new_x = new_xyz[0]; for (int k = 0; k < n; ++k) {
float new_y = new_xyz[1]; float x = xyz[k * 3 + 0];
float new_z = new_xyz[2]; float y = xyz[k * 3 + 1];
float z = xyz[k * 3 + 2];
int cnt = 0; float d2 = (new_x - x) * (new_x - x) + (new_y - y) * (new_y - y) +
for (int k = 0; k < n; ++k) { (new_z - z) * (new_z - z);
float x = xyz[k * 3 + 0]; if (d2 < radius2) {
float y = xyz[k * 3 + 1]; if (cnt == 0) {
float z = xyz[k * 3 + 2]; for (int l = 0; l < nsample; ++l) {
float d2 = (new_x - x) * (new_x - x) + (new_y - y) * (new_y - y) + (new_z - z) * (new_z - z); idx[l] = k;
if (d2 < radius2){
if (cnt == 0){
for (int l = 0; l < nsample; ++l) {
idx[l] = k;
}
}
idx[cnt] = k;
++cnt;
if (cnt >= nsample) break;
} }
}
idx[cnt] = k;
++cnt;
if (cnt >= nsample) break;
} }
}
} }
void ball_query_kernel_launcher(int b, int n, int m, float radius, int nsample,
const float *new_xyz, const float *xyz,
int *idx, cudaStream_t stream) {
// new_xyz: (B, M, 3)
// xyz: (B, N, 3)
// output:
// idx: (B, M, nsample)
void ball_query_kernel_launcher(int b, int n, int m, float radius, int nsample, \ cudaError_t err;
const float *new_xyz, const float *xyz, int *idx, cudaStream_t stream) {
// new_xyz: (B, M, 3)
// xyz: (B, N, 3)
// output:
// idx: (B, M, nsample)
cudaError_t err;
dim3 blocks(DIVUP(m, THREADS_PER_BLOCK), b); // blockIdx.x(col), blockIdx.y(row) dim3 blocks(DIVUP(m, THREADS_PER_BLOCK),
dim3 threads(THREADS_PER_BLOCK); b); // blockIdx.x(col), blockIdx.y(row)
dim3 threads(THREADS_PER_BLOCK);
ball_query_kernel<<<blocks, threads, 0, stream>>>(b, n, m, radius, nsample, new_xyz, xyz, idx); ball_query_kernel<<<blocks, threads, 0, stream>>>(b, n, m, radius, nsample,
// cudaDeviceSynchronize(); // for using printf in kernel function new_xyz, xyz, idx);
err = cudaGetLastError(); // cudaDeviceSynchronize(); // for using printf in kernel function
if (cudaSuccess != err) { err = cudaGetLastError();
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err)); if (cudaSuccess != err) {
exit(-1); fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err));
} exit(-1);
}
} }
mmdet3d/ops/furthest_point_sample/src/furthest_point_sample.cpp
View file @ d1b9ae40
#include <torch/serialize/tensor.h>
#include <ATen/cuda/CUDAContext.h> #include <ATen/cuda/CUDAContext.h>
#include <vector>
#include <THC/THC.h> #include <THC/THC.h>
#include <torch/extension.h> #include <torch/extension.h>
#include <torch/serialize/tensor.h>
#include <vector>
extern THCState *state; extern THCState *state;
int furthest_point_sampling_wrapper(int b, int n, int m, int furthest_point_sampling_wrapper(int b, int n, int m,
at::Tensor points_tensor, at::Tensor temp_tensor, at::Tensor idx_tensor); at::Tensor points_tensor,
at::Tensor temp_tensor,
at::Tensor idx_tensor);
void furthest_point_sampling_kernel_launcher(int b, int n, int m, void furthest_point_sampling_kernel_launcher(int b, int n, int m,
const float *dataset, float *temp, int *idxs, cudaStream_t stream); const float *dataset, float *temp,
int *idxs, cudaStream_t stream);
int furthest_point_sampling_wrapper(int b, int n, int m, int furthest_point_sampling_wrapper(int b, int n, int m,
at::Tensor points_tensor, at::Tensor temp_tensor, at::Tensor idx_tensor) { at::Tensor points_tensor,
at::Tensor temp_tensor,
const float *points = points_tensor.data<float>(); at::Tensor idx_tensor) {
float *temp = temp_tensor.data<float>(); const float *points = points_tensor.data_ptr<float>();
int *idx = idx_tensor.data<int>(); float *temp = temp_tensor.data_ptr<float>();
int *idx = idx_tensor.data_ptr<int>();
cudaStream_t stream = THCState_getCurrentStream(state);
furthest_point_sampling_kernel_launcher(b, n, m, points, temp, idx, stream); cudaStream_t stream = THCState_getCurrentStream(state);
return 1; furthest_point_sampling_kernel_launcher(b, n, m, points, temp, idx, stream);
return 1;
} }
PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) { PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) {
m.def("furthest_point_sampling_wrapper", &furthest_point_sampling_wrapper, "furthest_point_sampling_wrapper"); m.def("furthest_point_sampling_wrapper", &furthest_point_sampling_wrapper,
"furthest_point_sampling_wrapper");
} }
mmdet3d/ops/furthest_point_sample/src/furthest_point_sample_cuda.cu
View file @ d1b9ae40
...@@ -3,179 +3,204 @@ ...@@ -3,179 +3,204 @@
#define TOTAL_THREADS 1024 #define TOTAL_THREADS 1024
#define THREADS_PER_BLOCK 256 #define THREADS_PER_BLOCK 256
#define DIVUP(m,n) ((m) / (n) + ((m) % (n) > 0)) #define DIVUP(m, n) ((m) / (n) + ((m) % (n) > 0))
inline int opt_n_threads(int work_size) { inline int opt_n_threads(int work_size) {
const int pow_2 = std::log(static_cast<double>(work_size)) / std::log(2.0); const int pow_2 = std::log(static_cast<double>(work_size)) / std::log(2.0);
return max(min(1 << pow_2, TOTAL_THREADS), 1); return max(min(1 << pow_2, TOTAL_THREADS), 1);
} }
__device__ void __update(float *__restrict__ dists, int *__restrict__ dists_i, int idx1, int idx2){ __device__ void __update(float *__restrict__ dists, int *__restrict__ dists_i,
const float v1 = dists[idx1], v2 = dists[idx2]; int idx1, int idx2) {
const int i1 = dists_i[idx1], i2 = dists_i[idx2]; const float v1 = dists[idx1], v2 = dists[idx2];
dists[idx1] = max(v1, v2); const int i1 = dists_i[idx1], i2 = dists_i[idx2];
dists_i[idx1] = v2 > v1 ? i2 : i1; dists[idx1] = max(v1, v2);
dists_i[idx1] = v2 > v1 ? i2 : i1;
} }
template <unsigned int block_size> template <unsigned int block_size>
__global__ void furthest_point_sampling_kernel(int b, int n, int m, __global__ void furthest_point_sampling_kernel(
const float *__restrict__ dataset, float *__restrict__ temp, int *__restrict__ idxs) { int b, int n, int m, const float *__restrict__ dataset,
// dataset: (B, N, 3) float *__restrict__ temp, int *__restrict__ idxs) {
// tmp: (B, N) // dataset: (B, N, 3)
// output: // tmp: (B, N)
// idx: (B, M) // output:
// idx: (B, M)
if (m <= 0) return;
__shared__ float dists[block_size]; if (m <= 0) return;
__shared__ int dists_i[block_size]; __shared__ float dists[block_size];
__shared__ int dists_i[block_size];
int batch_index = blockIdx.x;
dataset += batch_index * n * 3; int batch_index = blockIdx.x;
temp += batch_index * n; dataset += batch_index * n * 3;
idxs += batch_index * m; temp += batch_index * n;
idxs += batch_index * m;
int tid = threadIdx.x;
const int stride = block_size; int tid = threadIdx.x;
const int stride = block_size;
int old = 0;
if (threadIdx.x == 0) int old = 0;
idxs[0] = old; if (threadIdx.x == 0) idxs[0] = old;
__syncthreads(); __syncthreads();
for (int j = 1; j < m; j++) { for (int j = 1; j < m; j++) {
int besti = 0; int besti = 0;
float best = -1; float best = -1;
float x1 = dataset[old * 3 + 0]; float x1 = dataset[old * 3 + 0];
float y1 = dataset[old * 3 + 1]; float y1 = dataset[old * 3 + 1];
float z1 = dataset[old * 3 + 2]; float z1 = dataset[old * 3 + 2];
for (int k = tid; k < n; k += stride) { for (int k = tid; k < n; k += stride) {
float x2, y2, z2; float x2, y2, z2;
x2 = dataset[k * 3 + 0]; x2 = dataset[k * 3 + 0];
y2 = dataset[k * 3 + 1]; y2 = dataset[k * 3 + 1];
z2 = dataset[k * 3 + 2]; z2 = dataset[k * 3 + 2];
// float mag = (x2 * x2) + (y2 * y2) + (z2 * z2); // float mag = (x2 * x2) + (y2 * y2) + (z2 * z2);
// if (mag <= 1e-3) // if (mag <= 1e-3)
// continue; // continue;
float d = (x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1) + (z2 - z1) * (z2 - z1); float d =
float d2 = min(d, temp[k]); (x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1) + (z2 - z1) * (z2 - z1);
temp[k] = d2; float d2 = min(d, temp[k]);
besti = d2 > best ? k : besti; temp[k] = d2;
best = d2 > best ? d2 : best; besti = d2 > best ? k : besti;
best = d2 > best ? d2 : best;
} }
dists[tid] = best; dists[tid] = best;
dists_i[tid] = besti; dists_i[tid] = besti;
__syncthreads(); __syncthreads();
if (block_size >= 1024) { if (block_size >= 1024) {
if (tid < 512) { if (tid < 512) {
__update(dists, dists_i, tid, tid + 512); __update(dists, dists_i, tid, tid + 512);
} }
__syncthreads(); __syncthreads();
} }
if (block_size >= 512) { if (block_size >= 512) {
if (tid < 256) { if (tid < 256) {
__update(dists, dists_i, tid, tid + 256); __update(dists, dists_i, tid, tid + 256);
} }
__syncthreads(); __syncthreads();
} }
if (block_size >= 256) { if (block_size >= 256) {
if (tid < 128) { if (tid < 128) {
__update(dists, dists_i, tid, tid + 128); __update(dists, dists_i, tid, tid + 128);
} }
__syncthreads(); __syncthreads();
} }
if (block_size >= 128) { if (block_size >= 128) {
if (tid < 64) { if (tid < 64) {
__update(dists, dists_i, tid, tid + 64); __update(dists, dists_i, tid, tid + 64);
} }
__syncthreads(); __syncthreads();
} }
if (block_size >= 64) { if (block_size >= 64) {
if (tid < 32) { if (tid < 32) {
__update(dists, dists_i, tid, tid + 32); __update(dists, dists_i, tid, tid + 32);
} }
__syncthreads(); __syncthreads();
} }
if (block_size >= 32) { if (block_size >= 32) {
if (tid < 16) { if (tid < 16) {
__update(dists, dists_i, tid, tid + 16); __update(dists, dists_i, tid, tid + 16);
} }
__syncthreads(); __syncthreads();
} }
if (block_size >= 16) { if (block_size >= 16) {
if (tid < 8) { if (tid < 8) {
__update(dists, dists_i, tid, tid + 8); __update(dists, dists_i, tid, tid + 8);
} }
__syncthreads(); __syncthreads();
} }
if (block_size >= 8) { if (block_size >= 8) {
if (tid < 4) { if (tid < 4) {
__update(dists, dists_i, tid, tid + 4); __update(dists, dists_i, tid, tid + 4);
} }
__syncthreads(); __syncthreads();
} }
if (block_size >= 4) { if (block_size >= 4) {
if (tid < 2) { if (tid < 2) {
__update(dists, dists_i, tid, tid + 2); __update(dists, dists_i, tid, tid + 2);
} }
__syncthreads(); __syncthreads();
} }
if (block_size >= 2) { if (block_size >= 2) {
if (tid < 1) { if (tid < 1) {
__update(dists, dists_i, tid, tid + 1); __update(dists, dists_i, tid, tid + 1);
} }
__syncthreads(); __syncthreads();
} }
old = dists_i[0]; old = dists_i[0];
if (tid == 0) if (tid == 0) idxs[j] = old;
idxs[j] = old; }
}
} }
void furthest_point_sampling_kernel_launcher(int b, int n, int m, void furthest_point_sampling_kernel_launcher(int b, int n, int m,
const float *dataset, float *temp, int *idxs, cudaStream_t stream) { const float *dataset, float *temp,
// dataset: (B, N, 3) int *idxs, cudaStream_t stream) {
// tmp: (B, N) // dataset: (B, N, 3)
// output: // tmp: (B, N)
// idx: (B, M) // output:
// idx: (B, M)
cudaError_t err;
unsigned int n_threads = opt_n_threads(n); cudaError_t err;
unsigned int n_threads = opt_n_threads(n);
switch (n_threads) {
case 1024: switch (n_threads) {
furthest_point_sampling_kernel<1024><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; case 1024:
case 512: furthest_point_sampling_kernel<1024>
furthest_point_sampling_kernel<512><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; <<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
case 256: break;
furthest_point_sampling_kernel<256><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; case 512:
case 128: furthest_point_sampling_kernel<512>
furthest_point_sampling_kernel<128><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; <<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
case 64: break;
furthest_point_sampling_kernel<64><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; case 256:
case 32: furthest_point_sampling_kernel<256>
furthest_point_sampling_kernel<32><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; <<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
case 16: break;
furthest_point_sampling_kernel<16><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; case 128:
case 8: furthest_point_sampling_kernel<128>
furthest_point_sampling_kernel<8><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; <<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
case 4: break;
furthest_point_sampling_kernel<4><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; case 64:
case 2: furthest_point_sampling_kernel<64>
furthest_point_sampling_kernel<2><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; <<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
case 1: break;
furthest_point_sampling_kernel<1><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); break; case 32:
default: furthest_point_sampling_kernel<32>
furthest_point_sampling_kernel<512><<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs); <<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
} break;
case 16:
err = cudaGetLastError(); furthest_point_sampling_kernel<16>
if (cudaSuccess != err) { <<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err)); break;
exit(-1); case 8:
} furthest_point_sampling_kernel<8>
<<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
break;
case 4:
furthest_point_sampling_kernel<4>
<<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
break;
case 2:
furthest_point_sampling_kernel<2>
<<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
break;
case 1:
furthest_point_sampling_kernel<1>
<<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
break;
default:
furthest_point_sampling_kernel<512>
<<<b, n_threads, 0, stream>>>(b, n, m, dataset, temp, idxs);
}
err = cudaGetLastError();
if (cudaSuccess != err) {
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err));
exit(-1);
}
} }
mmdet3d/ops/gather_points/src/gather_points.cpp
View file @ d1b9ae40
#include <torch/serialize/tensor.h>
#include <ATen/cuda/CUDAContext.h> #include <ATen/cuda/CUDAContext.h>
#include <vector>
#include <THC/THC.h> #include <THC/THC.h>
#include <torch/extension.h> #include <torch/extension.h>
#include <torch/serialize/tensor.h>
#include <vector>
extern THCState *state; extern THCState *state;
int gather_points_wrapper(int b, int c, int n, int npoints, int gather_points_wrapper(int b, int c, int n, int npoints,
at::Tensor points_tensor, at::Tensor idx_tensor, at::Tensor out_tensor); at::Tensor points_tensor, at::Tensor idx_tensor,
at::Tensor out_tensor);
void gather_points_kernel_launcher(int b, int c, int n, int npoints, void gather_points_kernel_launcher(int b, int c, int n, int npoints,
const float *points, const int *idx, float *out, cudaStream_t stream); const float *points, const int *idx,
float *out, cudaStream_t stream);
int gather_points_grad_wrapper(int b, int c, int n, int npoints, int gather_points_grad_wrapper(int b, int c, int n, int npoints,
at::Tensor grad_out_tensor, at::Tensor idx_tensor, at::Tensor grad_points_tensor); at::Tensor grad_out_tensor,
at::Tensor idx_tensor,
at::Tensor grad_points_tensor);
void gather_points_grad_kernel_launcher(int b, int c, int n, int npoints, void gather_points_grad_kernel_launcher(int b, int c, int n, int npoints,
const float *grad_out, const int *idx, float *grad_points, cudaStream_t stream); const float *grad_out, const int *idx,
float *grad_points,
cudaStream_t stream);
int gather_points_wrapper(int b, int c, int n, int npoints, int gather_points_wrapper(int b, int c, int n, int npoints,
at::Tensor points_tensor, at::Tensor idx_tensor, at::Tensor out_tensor){ at::Tensor points_tensor, at::Tensor idx_tensor,
const float *points = points_tensor.data<float>(); at::Tensor out_tensor) {
const int *idx = idx_tensor.data<int>(); const float *points = points_tensor.data_ptr<float>();
float *out = out_tensor.data<float>(); const int *idx = idx_tensor.data_ptr<int>();
float *out = out_tensor.data_ptr<float>();
cudaStream_t stream = THCState_getCurrentStream(state);
gather_points_kernel_launcher(b, c, n, npoints, points, idx, out, stream); cudaStream_t stream = THCState_getCurrentStream(state);
return 1; gather_points_kernel_launcher(b, c, n, npoints, points, idx, out, stream);
return 1;
} }
int gather_points_grad_wrapper(int b, int c, int n, int npoints, int gather_points_grad_wrapper(int b, int c, int n, int npoints,
at::Tensor grad_out_tensor, at::Tensor idx_tensor, at::Tensor grad_points_tensor) { at::Tensor grad_out_tensor,
at::Tensor idx_tensor,
const float *grad_out = grad_out_tensor.data<float>(); at::Tensor grad_points_tensor) {
const int *idx = idx_tensor.data<int>(); const float *grad_out = grad_out_tensor.data_ptr<float>();
float *grad_points = grad_points_tensor.data<float>(); const int *idx = idx_tensor.data_ptr<int>();
float *grad_points = grad_points_tensor.data_ptr<float>();
cudaStream_t stream = THCState_getCurrentStream(state);
gather_points_grad_kernel_launcher(b, c, n, npoints, grad_out, idx, grad_points, stream); cudaStream_t stream = THCState_getCurrentStream(state);
return 1; gather_points_grad_kernel_launcher(b, c, n, npoints, grad_out, idx,
grad_points, stream);
return 1;
} }
PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) { PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) {
m.def("gather_points_wrapper", &gather_points_wrapper, "gather_points_wrapper"); m.def("gather_points_wrapper", &gather_points_wrapper,
m.def("gather_points_grad_wrapper", &gather_points_grad_wrapper, "gather_points_grad_wrapper"); "gather_points_wrapper");
m.def("gather_points_grad_wrapper", &gather_points_grad_wrapper,
"gather_points_grad_wrapper");
} }
mmdet3d/ops/gather_points/src/gather_points_cuda.cu
View file @ d1b9ae40
...@@ -3,82 +3,92 @@ ...@@ -3,82 +3,92 @@
#define TOTAL_THREADS 1024 #define TOTAL_THREADS 1024
#define THREADS_PER_BLOCK 256 #define THREADS_PER_BLOCK 256
#define DIVUP(m,n) ((m) / (n) + ((m) % (n) > 0)) #define DIVUP(m, n) ((m) / (n) + ((m) % (n) > 0))
__global__ void gather_points_kernel(int b, int c, int n, int m, __global__ void gather_points_kernel(int b, int c, int n, int m,
const float *__restrict__ points, const int *__restrict__ idx, float *__restrict__ out) { const float *__restrict__ points,
// points: (B, C, N) const int *__restrict__ idx,
// idx: (B, M) float *__restrict__ out) {
// output: // points: (B, C, N)
// out: (B, C, M) // idx: (B, M)
// output:
int bs_idx = blockIdx.z; // out: (B, C, M)
int c_idx = blockIdx.y;
int pt_idx = blockIdx.x * blockDim.x + threadIdx.x; int bs_idx = blockIdx.z;
if (bs_idx >= b || c_idx >= c || pt_idx >= m) return; int c_idx = blockIdx.y;
int pt_idx = blockIdx.x * blockDim.x + threadIdx.x;
out += bs_idx * c * m + c_idx * m + pt_idx; if (bs_idx >= b || c_idx >= c || pt_idx >= m) return;
idx += bs_idx * m + pt_idx;
points += bs_idx * c * n + c_idx * n; out += bs_idx * c * m + c_idx * m + pt_idx;
out[0] = points[idx[0]]; idx += bs_idx * m + pt_idx;
points += bs_idx * c * n + c_idx * n;
out[0] = points[idx[0]];
} }
void gather_points_kernel_launcher(int b, int c, int n, int npoints, void gather_points_kernel_launcher(int b, int c, int n, int npoints,
const float *points, const int *idx, float *out, cudaStream_t stream) { const float *points, const int *idx,
// points: (B, C, N) float *out, cudaStream_t stream) {
// idx: (B, npoints) // points: (B, C, N)
// output: // idx: (B, npoints)
// out: (B, C, npoints) // output:
// out: (B, C, npoints)
cudaError_t err;
dim3 blocks(DIVUP(npoints, THREADS_PER_BLOCK), c, b); // blockIdx.x(col), blockIdx.y(row) cudaError_t err;
dim3 threads(THREADS_PER_BLOCK); dim3 blocks(DIVUP(npoints, THREADS_PER_BLOCK), c,
b); // blockIdx.x(col), blockIdx.y(row)
gather_points_kernel<<<blocks, threads, 0, stream>>>(b, c, n, npoints, points, idx, out); dim3 threads(THREADS_PER_BLOCK);
err = cudaGetLastError(); gather_points_kernel<<<blocks, threads, 0, stream>>>(b, c, n, npoints, points,
if (cudaSuccess != err) { idx, out);
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err));
exit(-1); err = cudaGetLastError();
} if (cudaSuccess != err) {
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err));
exit(-1);
}
} }
__global__ void gather_points_grad_kernel(int b, int c, int n, int m, const float *__restrict__ grad_out, __global__ void gather_points_grad_kernel(int b, int c, int n, int m,
const int *__restrict__ idx, float *__restrict__ grad_points) { const float *__restrict__ grad_out,
// grad_out: (B, C, M) const int *__restrict__ idx,
// idx: (B, M) float *__restrict__ grad_points) {
// output: // grad_out: (B, C, M)
// grad_points: (B, C, N) // idx: (B, M)
// output:
int bs_idx = blockIdx.z; // grad_points: (B, C, N)
int c_idx = blockIdx.y;
int pt_idx = blockIdx.x * blockDim.x + threadIdx.x; int bs_idx = blockIdx.z;
if (bs_idx >= b || c_idx >= c || pt_idx >= m) return; int c_idx = blockIdx.y;
int pt_idx = blockIdx.x * blockDim.x + threadIdx.x;
grad_out += bs_idx * c * m + c_idx * m + pt_idx; if (bs_idx >= b || c_idx >= c || pt_idx >= m) return;
idx += bs_idx * m + pt_idx;
grad_points += bs_idx * c * n + c_idx * n; grad_out += bs_idx * c * m + c_idx * m + pt_idx;
idx += bs_idx * m + pt_idx;
atomicAdd(grad_points + idx[0], grad_out[0]); grad_points += bs_idx * c * n + c_idx * n;
atomicAdd(grad_points + idx[0], grad_out[0]);
} }
void gather_points_grad_kernel_launcher(int b, int c, int n, int npoints, void gather_points_grad_kernel_launcher(int b, int c, int n, int npoints,
const float *grad_out, const int *idx, float *grad_points, cudaStream_t stream) { const float *grad_out, const int *idx,
// grad_out: (B, C, npoints) float *grad_points,
// idx: (B, npoints) cudaStream_t stream) {
// output: // grad_out: (B, C, npoints)
// grad_points: (B, C, N) // idx: (B, npoints)
// output:
cudaError_t err; // grad_points: (B, C, N)
dim3 blocks(DIVUP(npoints, THREADS_PER_BLOCK), c, b); // blockIdx.x(col), blockIdx.y(row)
dim3 threads(THREADS_PER_BLOCK); cudaError_t err;
dim3 blocks(DIVUP(npoints, THREADS_PER_BLOCK), c,
gather_points_grad_kernel<<<blocks, threads, 0, stream>>>(b, c, n, npoints, grad_out, idx, grad_points); b); // blockIdx.x(col), blockIdx.y(row)
dim3 threads(THREADS_PER_BLOCK);
err = cudaGetLastError();
if (cudaSuccess != err) { gather_points_grad_kernel<<<blocks, threads, 0, stream>>>(
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err)); b, c, n, npoints, grad_out, idx, grad_points);
exit(-1);
} err = cudaGetLastError();
if (cudaSuccess != err) {
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err));
exit(-1);
}
} }
mmdet3d/ops/group_points/src/group_points.cpp
View file @ d1b9ae40
#include <torch/serialize/tensor.h> #include <THC/THC.h>
#include <cuda.h> #include <cuda.h>
#include <cuda_runtime_api.h> #include <cuda_runtime_api.h>
#include <vector>
#include <THC/THC.h>
#include <torch/extension.h> #include <torch/extension.h>
#include <torch/serialize/tensor.h>
#include <vector>
extern THCState *state; extern THCState *state;
int group_points_wrapper(int b, int c, int n, int npoints, int nsample, int group_points_wrapper(int b, int c, int n, int npoints, int nsample,
at::Tensor points_tensor, at::Tensor idx_tensor, at::Tensor out_tensor); at::Tensor points_tensor, at::Tensor idx_tensor,
at::Tensor out_tensor);
void group_points_kernel_launcher(int b, int c, int n, int npoints, int nsample, void group_points_kernel_launcher(int b, int c, int n, int npoints, int nsample,
const float *points, const int *idx, float *out, cudaStream_t stream); const float *points, const int *idx,
float *out, cudaStream_t stream);
int group_points_grad_wrapper(int b, int c, int n, int npoints, int nsample, int group_points_grad_wrapper(int b, int c, int n, int npoints, int nsample,
at::Tensor grad_out_tensor, at::Tensor idx_tensor, at::Tensor grad_points_tensor); at::Tensor grad_out_tensor, at::Tensor idx_tensor,
at::Tensor grad_points_tensor);
void group_points_grad_kernel_launcher(int b, int c, int n, int npoints, int nsample,
const float *grad_out, const int *idx, float *grad_points, cudaStream_t stream);
void group_points_grad_kernel_launcher(int b, int c, int n, int npoints,
int nsample, const float *grad_out,
const int *idx, float *grad_points,
cudaStream_t stream);
int group_points_grad_wrapper(int b, int c, int n, int npoints, int nsample, int group_points_grad_wrapper(int b, int c, int n, int npoints, int nsample,
at::Tensor grad_out_tensor, at::Tensor idx_tensor, at::Tensor grad_points_tensor) { at::Tensor grad_out_tensor, at::Tensor idx_tensor,
at::Tensor grad_points_tensor) {
float *grad_points = grad_points_tensor.data<float>(); float *grad_points = grad_points_tensor.data_ptr<float>();
const int *idx = idx_tensor.data<int>(); const int *idx = idx_tensor.data_ptr<int>();
const float *grad_out = grad_out_tensor.data<float>(); const float *grad_out = grad_out_tensor.data_ptr<float>();
cudaStream_t stream = THCState_getCurrentStream(state); cudaStream_t stream = THCState_getCurrentStream(state);
group_points_grad_kernel_launcher(b, c, n, npoints, nsample, grad_out, idx, grad_points, stream); group_points_grad_kernel_launcher(b, c, n, npoints, nsample, grad_out, idx,
return 1; grad_points, stream);
return 1;
} }
int group_points_wrapper(int b, int c, int n, int npoints, int nsample, int group_points_wrapper(int b, int c, int n, int npoints, int nsample,
at::Tensor points_tensor, at::Tensor idx_tensor, at::Tensor out_tensor) { at::Tensor points_tensor, at::Tensor idx_tensor,
at::Tensor out_tensor) {
const float *points = points_tensor.data<float>(); const float *points = points_tensor.data_ptr<float>();
const int *idx = idx_tensor.data<int>(); const int *idx = idx_tensor.data_ptr<int>();
float *out = out_tensor.data<float>(); float *out = out_tensor.data_ptr<float>();
cudaStream_t stream = THCState_getCurrentStream(state); cudaStream_t stream = THCState_getCurrentStream(state);
group_points_kernel_launcher(b, c, n, npoints, nsample, points, idx, out, stream); group_points_kernel_launcher(b, c, n, npoints, nsample, points, idx, out,
return 1; stream);
return 1;
} }
PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) { PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) {
m.def("forward", &group_points_wrapper, "group_points_wrapper"); m.def("forward", &group_points_wrapper, "group_points_wrapper");
m.def("backward", &group_points_grad_wrapper, "group_points_grad_wrapper"); m.def("backward", &group_points_grad_wrapper, "group_points_grad_wrapper");
} }
mmdet3d/ops/group_points/src/group_points_cuda.cu
View file @ d1b9ae40
...@@ -2,84 +2,97 @@ ...@@ -2,84 +2,97 @@
#include <stdlib.h> #include <stdlib.h>
#define THREADS_PER_BLOCK 256 #define THREADS_PER_BLOCK 256
#define DIVUP(m,n) ((m) / (n) + ((m) % (n) > 0)) #define DIVUP(m, n) ((m) / (n) + ((m) % (n) > 0))
__global__ void group_points_grad_kernel(int b, int c, int n, int npoints, int nsample, __global__ void group_points_grad_kernel(int b, int c, int n, int npoints,
const float *__restrict__ grad_out, const int *__restrict__ idx, float *__restrict__ grad_points) { int nsample,
// grad_out: (B, C, npoints, nsample) const float *__restrict__ grad_out,
// idx: (B, npoints, nsample) const int *__restrict__ idx,
// output: float *__restrict__ grad_points) {
// grad_points: (B, C, N) // grad_out: (B, C, npoints, nsample)
int bs_idx = blockIdx.z; // idx: (B, npoints, nsample)
int c_idx = blockIdx.y; // output:
int index = blockIdx.x * blockDim.x + threadIdx.x; // grad_points: (B, C, N)
int pt_idx = index / nsample; int bs_idx = blockIdx.z;
if (bs_idx >= b || c_idx >= c || pt_idx >= npoints) return; int c_idx = blockIdx.y;
int index = blockIdx.x * blockDim.x + threadIdx.x;
int pt_idx = index / nsample;
if (bs_idx >= b || c_idx >= c || pt_idx >= npoints) return;
int sample_idx = index % nsample; int sample_idx = index % nsample;
grad_out += bs_idx * c * npoints * nsample + c_idx * npoints * nsample + pt_idx * nsample + sample_idx; grad_out += bs_idx * c * npoints * nsample + c_idx * npoints * nsample +
idx += bs_idx * npoints * nsample + pt_idx * nsample + sample_idx; pt_idx * nsample + sample_idx;
idx += bs_idx * npoints * nsample + pt_idx * nsample + sample_idx;
atomicAdd(grad_points + bs_idx * c * n + c_idx * n + idx[0] , grad_out[0]); atomicAdd(grad_points + bs_idx * c * n + c_idx * n + idx[0], grad_out[0]);
} }
void group_points_grad_kernel_launcher(int b, int c, int n, int npoints, int nsample, void group_points_grad_kernel_launcher(int b, int c, int n, int npoints,
const float *grad_out, const int *idx, float *grad_points, cudaStream_t stream) { int nsample, const float *grad_out,
// grad_out: (B, C, npoints, nsample) const int *idx, float *grad_points,
// idx: (B, npoints, nsample) cudaStream_t stream) {
// output: // grad_out: (B, C, npoints, nsample)
// grad_points: (B, C, N) // idx: (B, npoints, nsample)
cudaError_t err; // output:
dim3 blocks(DIVUP(npoints * nsample, THREADS_PER_BLOCK), c, b); // blockIdx.x(col), blockIdx.y(row) // grad_points: (B, C, N)
dim3 threads(THREADS_PER_BLOCK); cudaError_t err;
dim3 blocks(DIVUP(npoints * nsample, THREADS_PER_BLOCK), c,
b); // blockIdx.x(col), blockIdx.y(row)
dim3 threads(THREADS_PER_BLOCK);
group_points_grad_kernel<<<blocks, threads, 0, stream>>>(b, c, n, npoints, nsample, grad_out, idx, grad_points); group_points_grad_kernel<<<blocks, threads, 0, stream>>>(
b, c, n, npoints, nsample, grad_out, idx, grad_points);
err = cudaGetLastError(); err = cudaGetLastError();
if (cudaSuccess != err) { if (cudaSuccess != err) {
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err)); fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err));
exit(-1); exit(-1);
} }
} }
__global__ void group_points_kernel(int b, int c, int n, int npoints,
int nsample,
const float *__restrict__ points,
const int *__restrict__ idx,
float *__restrict__ out) {
// points: (B, C, N)
// idx: (B, npoints, nsample)
// output:
// out: (B, C, npoints, nsample)
int bs_idx = blockIdx.z;
int c_idx = blockIdx.y;
int index = blockIdx.x * blockDim.x + threadIdx.x;
int pt_idx = index / nsample;
if (bs_idx >= b || c_idx >= c || pt_idx >= npoints) return;
__global__ void group_points_kernel(int b, int c, int n, int npoints, int nsample, int sample_idx = index % nsample;
const float *__restrict__ points, const int *__restrict__ idx, float *__restrict__ out) {
// points: (B, C, N)
// idx: (B, npoints, nsample)
// output:
// out: (B, C, npoints, nsample)
int bs_idx = blockIdx.z;
int c_idx = blockIdx.y;
int index = blockIdx.x * blockDim.x + threadIdx.x;
int pt_idx = index / nsample;
if (bs_idx >= b || c_idx >= c || pt_idx >= npoints) return;
int sample_idx = index % nsample; idx += bs_idx * npoints * nsample + pt_idx * nsample + sample_idx;
int in_idx = bs_idx * c * n + c_idx * n + idx[0];
int out_idx = bs_idx * c * npoints * nsample + c_idx * npoints * nsample +
pt_idx * nsample + sample_idx;
idx += bs_idx * npoints * nsample + pt_idx * nsample + sample_idx; out[out_idx] = points[in_idx];
int in_idx = bs_idx * c * n + c_idx * n + idx[0];
int out_idx = bs_idx * c * npoints * nsample + c_idx * npoints * nsample + pt_idx * nsample + sample_idx;
out[out_idx] = points[in_idx];
} }
void group_points_kernel_launcher(int b, int c, int n, int npoints, int nsample, void group_points_kernel_launcher(int b, int c, int n, int npoints, int nsample,
const float *points, const int *idx, float *out, cudaStream_t stream) { const float *points, const int *idx,
// points: (B, C, N) float *out, cudaStream_t stream) {
// idx: (B, npoints, nsample) // points: (B, C, N)
// output: // idx: (B, npoints, nsample)
// out: (B, C, npoints, nsample) // output:
cudaError_t err; // out: (B, C, npoints, nsample)
dim3 blocks(DIVUP(npoints * nsample, THREADS_PER_BLOCK), c, b); // blockIdx.x(col), blockIdx.y(row) cudaError_t err;
dim3 threads(THREADS_PER_BLOCK); dim3 blocks(DIVUP(npoints * nsample, THREADS_PER_BLOCK), c,
b); // blockIdx.x(col), blockIdx.y(row)
dim3 threads(THREADS_PER_BLOCK);
group_points_kernel<<<blocks, threads, 0, stream>>>(b, c, n, npoints, nsample, points, idx, out); group_points_kernel<<<blocks, threads, 0, stream>>>(b, c, n, npoints, nsample,
// cudaDeviceSynchronize(); // for using printf in kernel function points, idx, out);
err = cudaGetLastError(); // cudaDeviceSynchronize(); // for using printf in kernel function
if (cudaSuccess != err) { err = cudaGetLastError();
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err)); if (cudaSuccess != err) {
exit(-1); fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err));
} exit(-1);
}
} }
mmdet3d/ops/interpolate/src/interpolate.cpp
View file @ d1b9ae40
#include <torch/serialize/tensor.h>
#include <vector>
#include <THC/THC.h> #include <THC/THC.h>
#include <cuda.h>
#include <cuda_runtime_api.h>
#include <math.h> #include <math.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <cuda.h>
#include <cuda_runtime_api.h>
#include <torch/extension.h> #include <torch/extension.h>
#include <torch/serialize/tensor.h>
#include <vector>
extern THCState *state; extern THCState *state;
void three_nn_wrapper(int b, int n, int m, at::Tensor unknown_tensor, void three_nn_wrapper(int b, int n, int m, at::Tensor unknown_tensor,
at::Tensor known_tensor, at::Tensor dist2_tensor, at::Tensor idx_tensor); at::Tensor known_tensor, at::Tensor dist2_tensor,
at::Tensor idx_tensor);
void three_nn_kernel_launcher(int b, int n, int m, const float *unknown, void three_nn_kernel_launcher(int b, int n, int m, const float *unknown,
const float *known, float *dist2, int *idx, cudaStream_t stream); const float *known, float *dist2, int *idx,
cudaStream_t stream);
void three_interpolate_wrapper(int b, int c, int m, int n,
void three_interpolate_wrapper(int b, int c, int m, int n, at::Tensor points_tensor, at::Tensor points_tensor, at::Tensor idx_tensor,
at::Tensor idx_tensor, at::Tensor weight_tensor, at::Tensor out_tensor); at::Tensor weight_tensor, at::Tensor out_tensor);
void three_interpolate_kernel_launcher(int b, int c, int m, int n, void three_interpolate_kernel_launcher(int b, int c, int m, int n,
const float *points, const int *idx, const float *weight, float *out, cudaStream_t stream); const float *points, const int *idx,
const float *weight, float *out,
cudaStream_t stream);
void three_interpolate_grad_wrapper(int b, int c, int n, int m,
at::Tensor grad_out_tensor,
at::Tensor idx_tensor,
at::Tensor weight_tensor,
at::Tensor grad_points_tensor);
void three_interpolate_grad_wrapper(int b, int c, int n, int m, at::Tensor grad_out_tensor, void three_interpolate_grad_kernel_launcher(int b, int c, int n, int m,
at::Tensor idx_tensor, at::Tensor weight_tensor, at::Tensor grad_points_tensor); const float *grad_out,
const int *idx, const float *weight,
void three_interpolate_grad_kernel_launcher(int b, int c, int n, int m, const float *grad_out, float *grad_points,
const int *idx, const float *weight, float *grad_points, cudaStream_t stream); cudaStream_t stream);
void three_nn_wrapper(int b, int n, int m, at::Tensor unknown_tensor, void three_nn_wrapper(int b, int n, int m, at::Tensor unknown_tensor,
at::Tensor known_tensor, at::Tensor dist2_tensor, at::Tensor idx_tensor) { at::Tensor known_tensor, at::Tensor dist2_tensor,
const float *unknown = unknown_tensor.data<float>(); at::Tensor idx_tensor) {
const float *known = known_tensor.data<float>(); const float *unknown = unknown_tensor.data_ptr<float>();
float *dist2 = dist2_tensor.data<float>(); const float *known = known_tensor.data_ptr<float>();
int *idx = idx_tensor.data<int>(); float *dist2 = dist2_tensor.data_ptr<float>();
int *idx = idx_tensor.data_ptr<int>();
cudaStream_t stream = THCState_getCurrentStream(state);
three_nn_kernel_launcher(b, n, m, unknown, known, dist2, idx, stream); cudaStream_t stream = THCState_getCurrentStream(state);
three_nn_kernel_launcher(b, n, m, unknown, known, dist2, idx, stream);
} }
void three_interpolate_wrapper(int b, int c, int m, int n, void three_interpolate_wrapper(int b, int c, int m, int n,
at::Tensor points_tensor, at::Tensor points_tensor, at::Tensor idx_tensor,
at::Tensor idx_tensor, at::Tensor weight_tensor,
at::Tensor weight_tensor, at::Tensor out_tensor) {
at::Tensor out_tensor) { const float *points = points_tensor.data_ptr<float>();
const float *weight = weight_tensor.data_ptr<float>();
const float *points = points_tensor.data<float>(); float *out = out_tensor.data_ptr<float>();
const float *weight = weight_tensor.data<float>(); const int *idx = idx_tensor.data_ptr<int>();
float *out = out_tensor.data<float>();
const int *idx = idx_tensor.data<int>(); cudaStream_t stream = THCState_getCurrentStream(state);
three_interpolate_kernel_launcher(b, c, m, n, points, idx, weight, out,
cudaStream_t stream = THCState_getCurrentStream(state); stream);
three_interpolate_kernel_launcher(b, c, m, n, points, idx, weight, out, stream);
} }
void three_interpolate_grad_wrapper(int b, int c, int n, int m, void three_interpolate_grad_wrapper(int b, int c, int n, int m,
at::Tensor grad_out_tensor, at::Tensor grad_out_tensor,
at::Tensor idx_tensor, at::Tensor idx_tensor,
at::Tensor weight_tensor, at::Tensor weight_tensor,
at::Tensor grad_points_tensor) { at::Tensor grad_points_tensor) {
const float *grad_out = grad_out_tensor.data_ptr<float>();
const float *grad_out = grad_out_tensor.data<float>(); const float *weight = weight_tensor.data_ptr<float>();
const float *weight = weight_tensor.data<float>(); float *grad_points = grad_points_tensor.data_ptr<float>();
float *grad_points = grad_points_tensor.data<float>(); const int *idx = idx_tensor.data_ptr<int>();
const int *idx = idx_tensor.data<int>();
cudaStream_t stream = THCState_getCurrentStream(state);
cudaStream_t stream = THCState_getCurrentStream(state); three_interpolate_grad_kernel_launcher(b, c, n, m, grad_out, idx, weight,
three_interpolate_grad_kernel_launcher(b, c, n, m, grad_out, idx, weight, grad_points, stream); grad_points, stream);
} }
PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) { PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) {
m.def("three_nn_wrapper", &three_nn_wrapper, "three_nn_wrapper"); m.def("three_nn_wrapper", &three_nn_wrapper, "three_nn_wrapper");
m.def("three_interpolate_wrapper", &three_interpolate_wrapper, "three_interpolate_wrapper"); m.def("three_interpolate_wrapper", &three_interpolate_wrapper,
m.def("three_interpolate_grad_wrapper", &three_interpolate_grad_wrapper, "three_interpolate_grad_wrapper"); "three_interpolate_wrapper");
m.def("three_interpolate_grad_wrapper", &three_interpolate_grad_wrapper,
"three_interpolate_grad_wrapper");
} }
mmdet3d/ops/interpolate/src/three_interpolate_cuda.cu
View file @ d1b9ae40
...@@ -3,91 +3,103 @@ ...@@ -3,91 +3,103 @@
#include <stdlib.h> #include <stdlib.h>
#define THREADS_PER_BLOCK 256 #define THREADS_PER_BLOCK 256
#define DIVUP(m,n) ((m) / (n) + ((m) % (n) > 0)) #define DIVUP(m, n) ((m) / (n) + ((m) % (n) > 0))
__global__ void three_interpolate_kernel(int b, int c, int m, int n,
__global__ void three_interpolate_kernel(int b, int c, int m, int n, const float *__restrict__ points, const float *__restrict__ points,
const int *__restrict__ idx, const float *__restrict__ weight, float *__restrict__ out) { const int *__restrict__ idx,
// points: (B, C, M) const float *__restrict__ weight,
// idx: (B, N, 3) float *__restrict__ out) {
// weight: (B, N, 3) // points: (B, C, M)
// output: // idx: (B, N, 3)
// out: (B, C, N) // weight: (B, N, 3)
// output:
int bs_idx = blockIdx.z; // out: (B, C, N)
int c_idx = blockIdx.y;
int pt_idx = blockIdx.x * blockDim.x + threadIdx.x; int bs_idx = blockIdx.z;
int c_idx = blockIdx.y;
if (bs_idx >= b || c_idx >= c || pt_idx >= n) return; int pt_idx = blockIdx.x * blockDim.x + threadIdx.x;
weight += bs_idx * n * 3 + pt_idx * 3; if (bs_idx >= b || c_idx >= c || pt_idx >= n) return;
points += bs_idx * c * m + c_idx * m;
idx += bs_idx * n * 3 + pt_idx * 3; weight += bs_idx * n * 3 + pt_idx * 3;
out += bs_idx * c * n + c_idx * n; points += bs_idx * c * m + c_idx * m;
idx += bs_idx * n * 3 + pt_idx * 3;
out[pt_idx] = weight[0] * points[idx[0]] + weight[1] * points[idx[1]] + weight[2] * points[idx[2]]; out += bs_idx * c * n + c_idx * n;
out[pt_idx] = weight[0] * points[idx[0]] + weight[1] * points[idx[1]] +
weight[2] * points[idx[2]];
} }
void three_interpolate_kernel_launcher(int b, int c, int m, int n, void three_interpolate_kernel_launcher(int b, int c, int m, int n,
const float *points, const int *idx, const float *weight, float *out, cudaStream_t stream) { const float *points, const int *idx,
// points: (B, C, M) const float *weight, float *out,
// idx: (B, N, 3) cudaStream_t stream) {
// weight: (B, N, 3) // points: (B, C, M)
// output: // idx: (B, N, 3)
// out: (B, C, N) // weight: (B, N, 3)
// output:
cudaError_t err; // out: (B, C, N)
dim3 blocks(DIVUP(n, THREADS_PER_BLOCK), c, b); // blockIdx.x(col), blockIdx.y(row)
dim3 threads(THREADS_PER_BLOCK); cudaError_t err;
three_interpolate_kernel<<<blocks, threads, 0, stream>>>(b, c, m, n, points, idx, weight, out); dim3 blocks(DIVUP(n, THREADS_PER_BLOCK), c,
b); // blockIdx.x(col), blockIdx.y(row)
err = cudaGetLastError(); dim3 threads(THREADS_PER_BLOCK);
if (cudaSuccess != err) { three_interpolate_kernel<<<blocks, threads, 0, stream>>>(b, c, m, n, points,
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err)); idx, weight, out);
exit(-1);
} err = cudaGetLastError();
if (cudaSuccess != err) {
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err));
exit(-1);
}
} }
__global__ void three_interpolate_grad_kernel(
__global__ void three_interpolate_grad_kernel(int b, int c, int n, int m, const float *__restrict__ grad_out, int b, int c, int n, int m, const float *__restrict__ grad_out,
const int *__restrict__ idx, const float *__restrict__ weight, float *__restrict__ grad_points) { const int *__restrict__ idx, const float *__restrict__ weight,
// grad_out: (B, C, N) float *__restrict__ grad_points) {
// weight: (B, N, 3) // grad_out: (B, C, N)
// output: // weight: (B, N, 3)
// grad_points: (B, C, M) // output:
// grad_points: (B, C, M)
int bs_idx = blockIdx.z;
int c_idx = blockIdx.y; int bs_idx = blockIdx.z;
int pt_idx = blockIdx.x * blockDim.x + threadIdx.x; int c_idx = blockIdx.y;
int pt_idx = blockIdx.x * blockDim.x + threadIdx.x;
if (bs_idx >= b || c_idx >= c || pt_idx >= n) return;
if (bs_idx >= b || c_idx >= c || pt_idx >= n) return;
grad_out += bs_idx * c * n + c_idx * n + pt_idx;
weight += bs_idx * n * 3 + pt_idx * 3; grad_out += bs_idx * c * n + c_idx * n + pt_idx;
grad_points += bs_idx * c * m + c_idx * m; weight += bs_idx * n * 3 + pt_idx * 3;
idx += bs_idx * n * 3 + pt_idx * 3; grad_points += bs_idx * c * m + c_idx * m;
idx += bs_idx * n * 3 + pt_idx * 3;
atomicAdd(grad_points + idx[0], grad_out[0] * weight[0]); atomicAdd(grad_points + idx[0], grad_out[0] * weight[0]);
atomicAdd(grad_points + idx[1], grad_out[0] * weight[1]); atomicAdd(grad_points + idx[1], grad_out[0] * weight[1]);
atomicAdd(grad_points + idx[2], grad_out[0] * weight[2]); atomicAdd(grad_points + idx[2], grad_out[0] * weight[2]);
} }
void three_interpolate_grad_kernel_launcher(int b, int c, int n, int m, const float *grad_out, void three_interpolate_grad_kernel_launcher(int b, int c, int n, int m,
const int *idx, const float *weight, float *grad_points, cudaStream_t stream) { const float *grad_out,
// grad_out: (B, C, N) const int *idx, const float *weight,
// weight: (B, N, 3) float *grad_points,
// output: cudaStream_t stream) {
// grad_points: (B, C, M) // grad_out: (B, C, N)
// weight: (B, N, 3)
cudaError_t err; // output:
dim3 blocks(DIVUP(n, THREADS_PER_BLOCK), c, b); // blockIdx.x(col), blockIdx.y(row) // grad_points: (B, C, M)
dim3 threads(THREADS_PER_BLOCK);
three_interpolate_grad_kernel<<<blocks, threads, 0, stream>>>(b, c, n, m, grad_out, idx, weight, grad_points); cudaError_t err;
dim3 blocks(DIVUP(n, THREADS_PER_BLOCK), c,
err = cudaGetLastError(); b); // blockIdx.x(col), blockIdx.y(row)
if (cudaSuccess != err) { dim3 threads(THREADS_PER_BLOCK);
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err)); three_interpolate_grad_kernel<<<blocks, threads, 0, stream>>>(
exit(-1); b, c, n, m, grad_out, idx, weight, grad_points);
}
err = cudaGetLastError();
if (cudaSuccess != err) {
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err));
exit(-1);
}
} }
mmdet3d/ops/interpolate/src/three_nn_cuda.cu
View file @ d1b9ae40
...@@ -3,72 +3,84 @@ ...@@ -3,72 +3,84 @@
#include <stdlib.h> #include <stdlib.h>
#define THREADS_PER_BLOCK 256 #define THREADS_PER_BLOCK 256
#define DIVUP(m,n) ((m) / (n) + ((m) % (n) > 0)) #define DIVUP(m, n) ((m) / (n) + ((m) % (n) > 0))
__global__ void three_nn_kernel(int b, int n, int m,
const float *__restrict__ unknown,
const float *__restrict__ known,
float *__restrict__ dist2,
int *__restrict__ idx) {
// unknown: (B, N, 3)
// known: (B, M, 3)
// output:
// dist2: (B, N, 3)
// idx: (B, N, 3)
__global__ void three_nn_kernel(int b, int n, int m, const float *__restrict__ unknown, int bs_idx = blockIdx.y;
const float *__restrict__ known, float *__restrict__ dist2, int *__restrict__ idx) { int pt_idx = blockIdx.x * blockDim.x + threadIdx.x;
// unknown: (B, N, 3) if (bs_idx >= b || pt_idx >= n) return;
// known: (B, M, 3)
// output:
// dist2: (B, N, 3)
// idx: (B, N, 3)
int bs_idx = blockIdx.y; unknown += bs_idx * n * 3 + pt_idx * 3;
int pt_idx = blockIdx.x * blockDim.x + threadIdx.x; known += bs_idx * m * 3;
if (bs_idx >= b || pt_idx >= n) return; dist2 += bs_idx * n * 3 + pt_idx * 3;
idx += bs_idx * n * 3 + pt_idx * 3;
unknown += bs_idx * n * 3 + pt_idx * 3; float ux = unknown[0];
known += bs_idx * m * 3; float uy = unknown[1];
dist2 += bs_idx * n * 3 + pt_idx * 3; float uz = unknown[2];
idx += bs_idx * n * 3 + pt_idx * 3;
float ux = unknown[0]; double best1 = 1e40, best2 = 1e40, best3 = 1e40;
float uy = unknown[1]; int besti1 = 0, besti2 = 0, besti3 = 0;
float uz = unknown[2]; for (int k = 0; k < m; ++k) {
float x = known[k * 3 + 0];
double best1 = 1e40, best2 = 1e40, best3 = 1e40; float y = known[k * 3 + 1];
int besti1 = 0, besti2 = 0, besti3 = 0; float z = known[k * 3 + 2];
for (int k = 0; k < m; ++k) { float d = (ux - x) * (ux - x) + (uy - y) * (uy - y) + (uz - z) * (uz - z);
float x = known[k * 3 + 0]; if (d < best1) {
float y = known[k * 3 + 1]; best3 = best2;
float z = known[k * 3 + 2]; besti3 = besti2;
float d = (ux - x) * (ux - x) + (uy - y) * (uy - y) + (uz - z) * (uz - z); best2 = best1;
if (d < best1) { besti2 = besti1;
best3 = best2; besti3 = besti2; best1 = d;
best2 = best1; besti2 = besti1; besti1 = k;
best1 = d; besti1 = k; } else if (d < best2) {
} best3 = best2;
else if (d < best2) { besti3 = besti2;
best3 = best2; besti3 = besti2; best2 = d;
best2 = d; besti2 = k; besti2 = k;
} } else if (d < best3) {
else if (d < best3) { best3 = d;
best3 = d; besti3 = k; besti3 = k;
}
} }
dist2[0] = best1; dist2[1] = best2; dist2[2] = best3; }
idx[0] = besti1; idx[1] = besti2; idx[2] = besti3; dist2[0] = best1;
dist2[1] = best2;
dist2[2] = best3;
idx[0] = besti1;
idx[1] = besti2;
idx[2] = besti3;
} }
void three_nn_kernel_launcher(int b, int n, int m, const float *unknown, void three_nn_kernel_launcher(int b, int n, int m, const float *unknown,
const float *known, float *dist2, int *idx, cudaStream_t stream) { const float *known, float *dist2, int *idx,
// unknown: (B, N, 3) cudaStream_t stream) {
// known: (B, M, 3) // unknown: (B, N, 3)
// output: // known: (B, M, 3)
// dist2: (B, N, 3) // output:
// idx: (B, N, 3) // dist2: (B, N, 3)
// idx: (B, N, 3)
cudaError_t err; cudaError_t err;
dim3 blocks(DIVUP(n, THREADS_PER_BLOCK), b); // blockIdx.x(col), blockIdx.y(row) dim3 blocks(DIVUP(n, THREADS_PER_BLOCK),
dim3 threads(THREADS_PER_BLOCK); b); // blockIdx.x(col), blockIdx.y(row)
dim3 threads(THREADS_PER_BLOCK);
three_nn_kernel<<<blocks, threads, 0, stream>>>(b, n, m, unknown, known, dist2, idx); three_nn_kernel<<<blocks, threads, 0, stream>>>(b, n, m, unknown, known,
dist2, idx);
err = cudaGetLastError(); err = cudaGetLastError();
if (cudaSuccess != err) { if (cudaSuccess != err) {
fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err)); fprintf(stderr, "CUDA kernel failed : %s\n", cudaGetErrorString(err));
exit(-1); exit(-1);
} }
} }
mmdet3d/ops/iou3d/src/iou3d_kernel.cu
View file @ d1b9ae40
This diff is collapsed.
mmdet3d/ops/roiaware_pool3d/src/points_in_boxes_cuda.cu
View file @ d1b9ae40
...@@ -78,9 +78,9 @@ __global__ void points_in_boxes_kernel(int batch_size, int boxes_num, ...@@ -78,9 +78,9 @@ __global__ void points_in_boxes_kernel(int batch_size, int boxes_num,
} }
__global__ void points_in_boxes_batch_kernel(int batch_size, int boxes_num, __global__ void points_in_boxes_batch_kernel(int batch_size, int boxes_num,
int pts_num, const float *boxes, int pts_num, const float *boxes,
const float *pts, const float *pts,
int *box_idx_of_points) { int *box_idx_of_points) {
// params boxes: (B, N, 7) [x, y, z, w, l, h, rz] in LiDAR coordinate, z is // params boxes: (B, N, 7) [x, y, z, w, l, h, rz] in LiDAR coordinate, z is
// the bottom center, each box DO NOT overlaps params pts: (B, npoints, 3) [x, // the bottom center, each box DO NOT overlaps params pts: (B, npoints, 3) [x,
// y, z] in LiDAR coordinate params boxes_idx_of_points: (B, npoints), default // y, z] in LiDAR coordinate params boxes_idx_of_points: (B, npoints), default
...@@ -131,17 +131,17 @@ void points_in_boxes_launcher(int batch_size, int boxes_num, int pts_num, ...@@ -131,17 +131,17 @@ void points_in_boxes_launcher(int batch_size, int boxes_num, int pts_num,
} }
void points_in_boxes_batch_launcher(int batch_size, int boxes_num, int pts_num, void points_in_boxes_batch_launcher(int batch_size, int boxes_num, int pts_num,
const float *boxes, const float *pts, const float *boxes, const float *pts,
int *box_idx_of_points) { int *box_idx_of_points) {
// params boxes: (B, N, 7) [x, y, z, w, l, h, rz] in LiDAR coordinate, z is // params boxes: (B, N, 7) [x, y, z, w, l, h, rz] in LiDAR coordinate, z is
// the bottom center, each box params pts: (B, npoints, 3) [x, y, z] in // the bottom center, each box params pts: (B, npoints, 3) [x, y, z] in
//LiDAR coordinate params boxes_idx_of_points: (B, npoints), default -1 // LiDAR coordinate params boxes_idx_of_points: (B, npoints), default -1
cudaError_t err; cudaError_t err;
dim3 blocks(DIVUP(pts_num, THREADS_PER_BLOCK), batch_size); dim3 blocks(DIVUP(pts_num, THREADS_PER_BLOCK), batch_size);
dim3 threads(THREADS_PER_BLOCK); dim3 threads(THREADS_PER_BLOCK);
points_in_boxes_batch_kernel<<<blocks, threads>>>(batch_size, boxes_num, pts_num, points_in_boxes_batch_kernel<<<blocks, threads>>>(
boxes, pts, box_idx_of_points); batch_size, boxes_num, pts_num, boxes, pts, box_idx_of_points);
err = cudaGetLastError(); err = cudaGetLastError();
if (cudaSuccess != err) { if (cudaSuccess != err) {
...@@ -180,7 +180,7 @@ int points_in_boxes_gpu(at::Tensor boxes_tensor, at::Tensor pts_tensor, ...@@ -180,7 +180,7 @@ int points_in_boxes_gpu(at::Tensor boxes_tensor, at::Tensor pts_tensor,
} }
int points_in_boxes_batch(at::Tensor boxes_tensor, at::Tensor pts_tensor, int points_in_boxes_batch(at::Tensor boxes_tensor, at::Tensor pts_tensor,
at::Tensor box_idx_of_points_tensor) { at::Tensor box_idx_of_points_tensor) {
// params boxes: (B, N, 7) [x, y, z, w, l, h, rz] in LiDAR coordinate, z is // params boxes: (B, N, 7) [x, y, z, w, l, h, rz] in LiDAR coordinate, z is
// the bottom center. params pts: (B, npoints, 3) [x, y, z] in LiDAR // the bottom center. params pts: (B, npoints, 3) [x, y, z] in LiDAR
// coordinate params boxes_idx_of_points: (B, npoints), default -1 // coordinate params boxes_idx_of_points: (B, npoints), default -1
......
mmdet3d/ops/spconv/include/paramsgrid.h
View file @ d1b9ae40
...@@ -18,13 +18,19 @@ ...@@ -18,13 +18,19 @@
#include <vector> #include <vector>
namespace detail { namespace detail {
template <class T> int getTotalSize(std::vector<T> arg) { return arg.size(); } template <class T>
int getTotalSize(std::vector<T> arg) {
return arg.size();
}
template <class T, class... TArgs> template <class T, class... TArgs>
int getTotalSize(std::vector<T> arg, std::vector<TArgs>... args) { int getTotalSize(std::vector<T> arg, std::vector<TArgs>... args) {
return arg.size() * getTotalSize(args...); return arg.size() * getTotalSize(args...);
} }
template <typename T> int getSize(std::vector<T> arg) { return arg.size(); } template <typename T>
int getSize(std::vector<T> arg) {
return arg.size();
}
template <int Idx, class TT, class T> template <int Idx, class TT, class T>
void assigner(TT &src, std::vector<int> counter, std::vector<T> &arg) { void assigner(TT &src, std::vector<int> counter, std::vector<T> &arg) {
...@@ -37,7 +43,7 @@ void assigner(TT &src, std::vector<int> counter, std::vector<T> &arg, ...@@ -37,7 +43,7 @@ void assigner(TT &src, std::vector<int> counter, std::vector<T> &arg,
std::get<Idx>(src) = arg[counter[Idx]]; std::get<Idx>(src) = arg[counter[Idx]];
assigner<Idx + 1>(src, counter, args...); assigner<Idx + 1>(src, counter, args...);
} }
} // namespace detail } // namespace detail
template <class... TArgs> template <class... TArgs>
std::vector<std::tuple<TArgs...>> paramsGrid(std::vector<TArgs>... args) { std::vector<std::tuple<TArgs...>> paramsGrid(std::vector<TArgs>... args) {
int length = detail::getTotalSize(args...); int length = detail::getTotalSize(args...);
......
mmdet3d/ops/spconv/include/prettyprint.h
View file @ d1b9ae40
This diff is collapsed.
mmdet3d/ops/spconv/include/spconv/box_iou.h
View file @ d1b9ae40
...@@ -12,15 +12,15 @@ ...@@ -12,15 +12,15 @@
// See the License for the specific language governing permissions and // See the License for the specific language governing permissions and
// limitations under the License. // limitations under the License.
#ifndef BOX_IOU_H #ifndef BOX_IOU_H
#define BOX_IOU_H #define BOX_IOU_H
#include <pybind11/pybind11.h> #include <pybind11/pybind11.h>
// must include pybind11/eigen.h if using eigen matrix as arguments. // must include pybind11/eigen.h if using eigen matrix as arguments.
#include <pybind11/numpy.h>
#include <algorithm> #include <algorithm>
#include <boost/geometry.hpp> #include <boost/geometry.hpp>
#include <pybind11/numpy.h>
namespace spconv { namespace spconv {
// #include "voxelnet/core/cc/pybind11_helper.h" // #include "voxelnet/core/cc/pybind11_helper.h"
...@@ -40,9 +40,10 @@ inline py::array_t<DType> zeros(std::vector<long int> shape) { ...@@ -40,9 +40,10 @@ inline py::array_t<DType> zeros(std::vector<long int> shape) {
} }
template <typename DType> template <typename DType>
py::array_t<DType> py::array_t<DType> rbbox_iou(py::array_t<DType> box_corners,
rbbox_iou(py::array_t<DType> box_corners, py::array_t<DType> qbox_corners, py::array_t<DType> qbox_corners,
py::array_t<DType> standup_iou, DType standup_thresh) { py::array_t<DType> standup_iou,
DType standup_thresh) {
namespace bg = boost::geometry; namespace bg = boost::geometry;
typedef bg::model::point<DType, 2, bg::cs::cartesian> point_t; typedef bg::model::point<DType, 2, bg::cs::cartesian> point_t;
typedef bg::model::polygon<point_t> polygon_t; typedef bg::model::polygon<point_t> polygon_t;
...@@ -61,8 +62,7 @@ rbbox_iou(py::array_t<DType> box_corners, py::array_t<DType> qbox_corners, ...@@ -61,8 +62,7 @@ rbbox_iou(py::array_t<DType> box_corners, py::array_t<DType> qbox_corners,
} }
for (int k = 0; k < K; ++k) { for (int k = 0; k < K; ++k) {
for (int n = 0; n < N; ++n) { for (int n = 0; n < N; ++n) {
if (standup_iou_r(n, k) <= standup_thresh) if (standup_iou_r(n, k) <= standup_thresh) continue;
continue;
bg::append(poly, point_t(box_corners_r(n, 0, 0), box_corners_r(n, 0, 1))); bg::append(poly, point_t(box_corners_r(n, 0, 0), box_corners_r(n, 0, 1)));
bg::append(poly, point_t(box_corners_r(n, 1, 0), box_corners_r(n, 1, 1))); bg::append(poly, point_t(box_corners_r(n, 1, 0), box_corners_r(n, 1, 1)));
bg::append(poly, point_t(box_corners_r(n, 2, 0), box_corners_r(n, 2, 1))); bg::append(poly, point_t(box_corners_r(n, 2, 0), box_corners_r(n, 2, 1)));
...@@ -99,9 +99,10 @@ rbbox_iou(py::array_t<DType> box_corners, py::array_t<DType> qbox_corners, ...@@ -99,9 +99,10 @@ rbbox_iou(py::array_t<DType> box_corners, py::array_t<DType> qbox_corners,
} }
template <typename DType> template <typename DType>
py::array_t<DType> py::array_t<DType> rbbox_intersection(py::array_t<DType> box_corners,
rbbox_intersection(py::array_t<DType> box_corners, py::array_t<DType> qbox_corners, py::array_t<DType> qbox_corners,
py::array_t<DType> standup_iou, DType standup_thresh) { py::array_t<DType> standup_iou,
DType standup_thresh) {
namespace bg = boost::geometry; namespace bg = boost::geometry;
typedef bg::model::point<DType, 2, bg::cs::cartesian> point_t; typedef bg::model::point<DType, 2, bg::cs::cartesian> point_t;
typedef bg::model::polygon<point_t> polygon_t; typedef bg::model::polygon<point_t> polygon_t;
...@@ -120,8 +121,7 @@ rbbox_intersection(py::array_t<DType> box_corners, py::array_t<DType> qbox_corne ...@@ -120,8 +121,7 @@ rbbox_intersection(py::array_t<DType> box_corners, py::array_t<DType> qbox_corne
} }
for (int k = 0; k < K; ++k) { for (int k = 0; k < K; ++k) {
for (int n = 0; n < N; ++n) { for (int n = 0; n < N; ++n) {
if (standup_iou_r(n, k) <= standup_thresh) if (standup_iou_r(n, k) <= standup_thresh) continue;
continue;
bg::append(poly, point_t(box_corners_r(n, 0, 0), box_corners_r(n, 0, 1))); bg::append(poly, point_t(box_corners_r(n, 0, 0), box_corners_r(n, 0, 1)));
bg::append(poly, point_t(box_corners_r(n, 1, 0), box_corners_r(n, 1, 1))); bg::append(poly, point_t(box_corners_r(n, 1, 0), box_corners_r(n, 1, 1)));
bg::append(poly, point_t(box_corners_r(n, 2, 0), box_corners_r(n, 2, 1))); bg::append(poly, point_t(box_corners_r(n, 2, 0), box_corners_r(n, 2, 1)));
...@@ -152,6 +152,5 @@ rbbox_intersection(py::array_t<DType> box_corners, py::array_t<DType> qbox_corne ...@@ -152,6 +152,5 @@ rbbox_intersection(py::array_t<DType> box_corners, py::array_t<DType> qbox_corne
return overlaps; return overlaps;
} }
} // namespace spconv
} // namespace spconv
#endif #endif
mmdet3d/ops/spconv/include/spconv/geometry.h
View file @ d1b9ae40
...@@ -15,9 +15,10 @@ ...@@ -15,9 +15,10 @@
#ifndef SPCONV_GEOMETRY_H_ #ifndef SPCONV_GEOMETRY_H_
#define SPCONV_GEOMETRY_H_ #define SPCONV_GEOMETRY_H_
#include <tensorview/tensorview.h>
#include <iostream> #include <iostream>
#include <limits> #include <limits>
#include <tensorview/tensorview.h>
namespace spconv { namespace spconv {
template <typename Index, unsigned NDim> template <typename Index, unsigned NDim>
...@@ -70,8 +71,7 @@ TV_HOST_DEVICE Index getValidOutPos(const Index *input_pos, ...@@ -70,8 +71,7 @@ TV_HOST_DEVICE Index getValidOutPos(const Index *input_pos,
} }
out[pointCounter * (NDim + 1) + NDim] = offset; out[pointCounter * (NDim + 1) + NDim] = offset;
if (valid) if (valid) ++pointCounter;
++pointCounter;
counter[NDim - 1] += 1; counter[NDim - 1] += 1;
#pragma unroll #pragma unroll
for (int c = NDim - 1; c >= 0; --c) { for (int c = NDim - 1; c >= 0; --c) {
...@@ -128,8 +128,7 @@ TV_HOST_DEVICE Index getValidOutPosTranspose( ...@@ -128,8 +128,7 @@ TV_HOST_DEVICE Index getValidOutPosTranspose(
m *= kernelSize[j]; m *= kernelSize[j];
} }
out[pointCounter * (NDim + 1) + NDim] = offset; out[pointCounter * (NDim + 1) + NDim] = offset;
if (valid) if (valid) ++pointCounter;
++pointCounter;
counter[NDim - 1] += 1; counter[NDim - 1] += 1;
#pragma unroll #pragma unroll
for (int c = NDim - 1; c >= 0; --c) { for (int c = NDim - 1; c >= 0; --c) {
...@@ -167,7 +166,7 @@ Index getIndicePairsConv(tv::TensorView<const Index> indicesIn, ...@@ -167,7 +166,7 @@ Index getIndicePairsConv(tv::TensorView<const Index> indicesIn,
} }
Index numValidPoints = 0; Index numValidPoints = 0;
std::vector<Index> validPoints_(kernelVolume * (NDim + 1)); std::vector<Index> validPoints_(kernelVolume * (NDim + 1));
Index* validPoints = validPoints_.data(); Index *validPoints = validPoints_.data();
Index *pointPtr = nullptr; Index *pointPtr = nullptr;
for (int j = 0; j < numActIn; ++j) { for (int j = 0; j < numActIn; ++j) {
batchIdx = indicesIn(j, 0); batchIdx = indicesIn(j, 0);
...@@ -218,7 +217,7 @@ Index getIndicePairsDeConv(tv::TensorView<const Index> indicesIn, ...@@ -218,7 +217,7 @@ Index getIndicePairsDeConv(tv::TensorView<const Index> indicesIn,
} }
Index numValidPoints = 0; Index numValidPoints = 0;
std::vector<Index> validPoints_(kernelVolume * (NDim + 1)); std::vector<Index> validPoints_(kernelVolume * (NDim + 1));
Index* validPoints = validPoints_.data(); Index *validPoints = validPoints_.data();
Index *pointPtr = nullptr; Index *pointPtr = nullptr;
for (int j = 0; j < numActIn; ++j) { for (int j = 0; j < numActIn; ++j) {
batchIdx = indicesIn(j, 0); batchIdx = indicesIn(j, 0);
...@@ -252,7 +251,8 @@ Index getIndicePairsSubM(tv::TensorView<const Index> indicesIn, ...@@ -252,7 +251,8 @@ Index getIndicePairsSubM(tv::TensorView<const Index> indicesIn,
tv::TensorView<Index> indiceNum, tv::TensorView<Index> indiceNum,
const Index *const kernelSize, const Index *const kernelSize,
const Index *const stride, const Index *const padding, const Index *const stride, const Index *const padding,
const Index *dilation, const Index *const outSpatialShape) { const Index *dilation,
const Index *const outSpatialShape) {
Index numAct = 0; Index numAct = 0;
auto numActIn = indicesIn.dim(0); auto numActIn = indicesIn.dim(0);
Index batchIdx = 0; Index batchIdx = 0;
...@@ -269,7 +269,7 @@ Index getIndicePairsSubM(tv::TensorView<const Index> indicesIn, ...@@ -269,7 +269,7 @@ Index getIndicePairsSubM(tv::TensorView<const Index> indicesIn,
Index numValidPoints = 0; Index numValidPoints = 0;
// Index validPoints[kernelVolume * (NDim + 1)]; // Index validPoints[kernelVolume * (NDim + 1)];
std::vector<Index> validPoints_(kernelVolume * (NDim + 1)); std::vector<Index> validPoints_(kernelVolume * (NDim + 1));
Index* validPoints = validPoints_.data(); Index *validPoints = validPoints_.data();
Index *pointPtr = nullptr; Index *pointPtr = nullptr;
Index index = 0; Index index = 0;
for (int j = 0; j < numActIn; ++j) { for (int j = 0; j < numActIn; ++j) {
...@@ -296,6 +296,6 @@ Index getIndicePairsSubM(tv::TensorView<const Index> indicesIn, ...@@ -296,6 +296,6 @@ Index getIndicePairsSubM(tv::TensorView<const Index> indicesIn,
return numActIn; return numActIn;
} }
} // namespace spconv } // namespace spconv
#endif #endif
mmdet3d/ops/spconv/include/spconv/indice.cu.h
View file @ d1b9ae40
...@@ -14,9 +14,9 @@ ...@@ -14,9 +14,9 @@
#ifndef INDICE_CU_H_ #ifndef INDICE_CU_H_
#define INDICE_CU_H_ #define INDICE_CU_H_
#include <tensorview/tensorview.h>
#include <tensorview/helper_kernel.cu.h>
#include <spconv/geometry.h> #include <spconv/geometry.h>
#include <tensorview/helper_kernel.cu.h>
#include <tensorview/tensorview.h>
namespace spconv { namespace spconv {
template <typename Index, typename IndexGrid, unsigned NDim, template <typename Index, typename IndexGrid, unsigned NDim,
...@@ -115,7 +115,6 @@ __global__ void assignGridAndIndiceOutKernel( ...@@ -115,7 +115,6 @@ __global__ void assignGridAndIndiceOutKernel(
int numAct, tv::TensorView<Index> indicePairs, int numAct, tv::TensorView<Index> indicePairs,
tv::TensorView<Index> indicePairUnique, tv::TensorView<Index> indicePairUnique,
const tv::SimpleVector<Index, NDim> outSpatialShape, int batchSize) { const tv::SimpleVector<Index, NDim> outSpatialShape, int batchSize) {
Index index; Index index;
auto indicesOutPtr = indicesOut.data(); auto indicesOutPtr = indicesOut.data();
for (int ix : tv::KernelLoopX<int>(numAct)) { for (int ix : tv::KernelLoopX<int>(numAct)) {
...@@ -128,13 +127,11 @@ __global__ void assignGridAndIndiceOutKernel( ...@@ -128,13 +127,11 @@ __global__ void assignGridAndIndiceOutKernel(
} }
template <typename Index, typename IndexGrid, unsigned NDim> template <typename Index, typename IndexGrid, unsigned NDim>
__global__ void __global__ void assignIndicePairsKernel(
assignIndicePairsKernel(tv::TensorView<Index> indicesOut, tv::TensorView<Index> indicesOut, tv::TensorView<IndexGrid> gridsOut,
tv::TensorView<IndexGrid> gridsOut, int numActIn, int numActIn, tv::TensorView<Index> indicePairs,
tv::TensorView<Index> indicePairs, tv::TensorView<Index> indicePairUnique,
tv::TensorView<Index> indicePairUnique, const tv::SimpleVector<Index, NDim> outSpatialShape) {
const tv::SimpleVector<Index, NDim> outSpatialShape) {
Index index; Index index;
int kernelVolume = indicePairs.dim(0); int kernelVolume = indicePairs.dim(0);
for (int ix : tv::KernelLoopX<int>(numActIn)) { for (int ix : tv::KernelLoopX<int>(numActIn)) {
...@@ -148,10 +145,9 @@ assignIndicePairsKernel(tv::TensorView<Index> indicesOut, ...@@ -148,10 +145,9 @@ assignIndicePairsKernel(tv::TensorView<Index> indicesOut,
} }
template <typename Index, typename IndexGrid, unsigned NDim> template <typename Index, typename IndexGrid, unsigned NDim>
__global__ void __global__ void prepareSubMGridKernel(
prepareSubMGridKernel(tv::TensorView<const Index> indicesIn, tv::TensorView<const Index> indicesIn, tv::TensorView<IndexGrid> gridsOut,
tv::TensorView<IndexGrid> gridsOut, const tv::SimpleVector<Index, NDim> outSpatialShape) {
const tv::SimpleVector<Index, NDim> outSpatialShape) {
auto numActIn = indicesIn.dim(0); auto numActIn = indicesIn.dim(0);
Index spatialVolume = 1; Index spatialVolume = 1;
#pragma unroll #pragma unroll
...@@ -216,10 +212,9 @@ __global__ void resetGridKernel(const Index *indicePairUnique, ...@@ -216,10 +212,9 @@ __global__ void resetGridKernel(const Index *indicePairUnique,
} }
template <typename Index, typename IndexGrid, unsigned NDim> template <typename Index, typename IndexGrid, unsigned NDim>
__global__ void __global__ void resetGridSubMKernel(
resetGridSubMKernel(const Index *indices, tv::TensorView<IndexGrid> gridsOut, const Index *indices, tv::TensorView<IndexGrid> gridsOut,
const tv::SimpleVector<Index, NDim> outSpatialShape, const tv::SimpleVector<Index, NDim> outSpatialShape, int numAct) {
int numAct) {
int outSpatialShapeReg[NDim]; int outSpatialShapeReg[NDim];
for (int i = 0; i < NDim; ++i) { for (int i = 0; i < NDim; ++i) {
outSpatialShapeReg[i] = outSpatialShape[i]; outSpatialShapeReg[i] = outSpatialShape[i];
...@@ -238,6 +233,6 @@ resetGridSubMKernel(const Index *indices, tv::TensorView<IndexGrid> gridsOut, ...@@ -238,6 +233,6 @@ resetGridSubMKernel(const Index *indices, tv::TensorView<IndexGrid> gridsOut,
} }
} }
} // namespace spconv } // namespace spconv
#endif #endif
mmdet3d/ops/spconv/include/spconv/indice.h
View file @ d1b9ae40
...@@ -16,64 +16,65 @@ ...@@ -16,64 +16,65 @@
#define SPARSE_CONV_INDICE_FUNCTOR_H_ #define SPARSE_CONV_INDICE_FUNCTOR_H_
#include <tensorview/tensorview.h> #include <tensorview/tensorview.h>
namespace spconv namespace spconv {
{ namespace functor {
namespace functor
{
template <typename Device, typename Index, typename IndexGrid, unsigned NDim> template <typename Device, typename Index, typename IndexGrid, unsigned NDim>
struct CreateConvIndicePairFunctorP1 struct CreateConvIndicePairFunctorP1 {
{ Index operator()(const Device& d, tv::TensorView<const Index> indicesIn,
Index operator()( tv::TensorView<Index> indicesOut,
const Device& d, tv::TensorView<const Index> indicesIn, tv::TensorView<IndexGrid> gridsOut,
tv::TensorView<Index> indicesOut, tv::TensorView<IndexGrid> gridsOut, tv::TensorView<Index> indicePairs,
tv::TensorView<Index> indicePairs, tv::TensorView<Index> indiceNum, tv::TensorView<Index> indiceNum,
tv::TensorView<Index> indicePairUnique, tv::TensorView<Index> indicePairUnique,
const tv::SimpleVector<Index, NDim> kernelSize, const tv::SimpleVector<Index, NDim> kernelSize,
const tv::SimpleVector<Index, NDim> stride, const tv::SimpleVector<Index, NDim> stride,
const tv::SimpleVector<Index, NDim> padding, const tv::SimpleVector<Index, NDim> padding,
const tv::SimpleVector<Index, NDim> dilation, const tv::SimpleVector<Index, NDim> dilation,
const tv::SimpleVector<Index, NDim> outSpatialShape, bool transpose); const tv::SimpleVector<Index, NDim> outSpatialShape,
bool transpose);
}; };
template <typename Device, typename Index, typename IndexGrid, unsigned NDim> template <typename Device, typename Index, typename IndexGrid, unsigned NDim>
struct CreateConvIndicePairFunctorP2 struct CreateConvIndicePairFunctorP2 {
{ Index operator()(const Device& d, tv::TensorView<const Index> indicesIn,
Index operator()( tv::TensorView<Index> indicesOut,
const Device& d, tv::TensorView<const Index> indicesIn, tv::TensorView<IndexGrid> gridsOut,
tv::TensorView<Index> indicesOut, tv::TensorView<IndexGrid> gridsOut, tv::TensorView<Index> indicePairs,
tv::TensorView<Index> indicePairs, tv::TensorView<Index> indiceNum, tv::TensorView<Index> indiceNum,
tv::TensorView<Index> indicePairUnique, tv::TensorView<Index> indicePairUnique,
const tv::SimpleVector<Index, NDim> outSpatialShape, bool transpose, const tv::SimpleVector<Index, NDim> outSpatialShape,
bool resetGrid=false); bool transpose, bool resetGrid = false);
}; };
template <typename Device, typename Index, typename IndexGrid, unsigned NDim> template <typename Device, typename Index, typename IndexGrid, unsigned NDim>
struct CreateConvIndicePairFunctor struct CreateConvIndicePairFunctor {
{ Index operator()(const Device& d, tv::TensorView<const Index> indicesIn,
Index operator()( tv::TensorView<Index> indicesOut,
const Device& d, tv::TensorView<const Index> indicesIn, tv::TensorView<IndexGrid> gridsOut,
tv::TensorView<Index> indicesOut, tv::TensorView<IndexGrid> gridsOut, tv::TensorView<Index> indicePairs,
tv::TensorView<Index> indicePairs, tv::TensorView<Index> indiceNum, tv::TensorView<Index> indiceNum,
const tv::SimpleVector<Index, NDim> kernelSize, const tv::SimpleVector<Index, NDim> kernelSize,
const tv::SimpleVector<Index, NDim> stride, const tv::SimpleVector<Index, NDim> stride,
const tv::SimpleVector<Index, NDim> padding, const tv::SimpleVector<Index, NDim> padding,
const tv::SimpleVector<Index, NDim> dilation, const tv::SimpleVector<Index, NDim> dilation,
const tv::SimpleVector<Index, NDim> outSpatialShape, bool transpose, bool resetGrid=false); const tv::SimpleVector<Index, NDim> outSpatialShape,
bool transpose, bool resetGrid = false);
}; };
template <typename Device, typename Index, typename IndexGrid, unsigned NDim> template <typename Device, typename Index, typename IndexGrid, unsigned NDim>
struct CreateSubMIndicePairFunctor struct CreateSubMIndicePairFunctor {
{ Index operator()(const Device& d, tv::TensorView<const Index> indicesIn,
Index operator()( tv::TensorView<IndexGrid> gridsOut,
const Device& d, tv::TensorView<const Index> indicesIn, tv::TensorView<IndexGrid> gridsOut, tv::TensorView<Index> indicePairs,
tv::TensorView<Index> indicePairs, tv::TensorView<Index> indiceNum, tv::TensorView<Index> indiceNum,
const tv::SimpleVector<Index, NDim> kernelSize, const tv::SimpleVector<Index, NDim> kernelSize,
const tv::SimpleVector<Index, NDim> stride, const tv::SimpleVector<Index, NDim> stride,
const tv::SimpleVector<Index, NDim> padding, const tv::SimpleVector<Index, NDim> padding,
const tv::SimpleVector<Index, NDim> dilation, const tv::SimpleVector<Index, NDim> dilation,
const tv::SimpleVector<Index, NDim> outSpatialShape, bool transpose, bool resetGrid=false); const tv::SimpleVector<Index, NDim> outSpatialShape,
bool transpose, bool resetGrid = false);
}; };
} // namespace functor } // namespace functor
} // namespace spconv } // namespace spconv
#endif #endif
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment