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#include <vector>
#include "caffe/layers/silence_layer.hpp"
#include "caffe/util/math_functions.hpp"
namespace caffe {
template <typename Dtype>
void SilenceLayer<Dtype>::Forward_gpu(const vector<Blob<Dtype>*>& bottom,
const vector<Blob<Dtype>*>& top) {
// Do nothing.
}
template <typename Dtype>
void SilenceLayer<Dtype>::Backward_gpu(const vector<Blob<Dtype>*>& top,
const vector<bool>& propagate_down, const vector<Blob<Dtype>*>& bottom) {
for (int i = 0; i < bottom.size(); ++i) {
if (propagate_down[i]) {
caffe_gpu_set(bottom[i]->count(), Dtype(0),
bottom[i]->mutable_gpu_diff());
}
}
}
INSTANTIATE_LAYER_GPU_FUNCS(SilenceLayer);
} // namespace caffe
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