Open3D (C++ API)  0.16.0
ReduceSubarraysSumOpKernel.h
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26
27#pragma once
28
29#include "tensorflow/core/framework/op.h"
30#include "tensorflow/core/framework/op_kernel.h"
31#include "tensorflow/core/lib/core/errors.h"
32
34// namespace for code that is common for all kernels
35namespace reduce_subarrays_sum_opkernel {
36
37// Base class with common code for the OpKernel implementations
38class ReduceSubarraysSumOpKernel : public tensorflow::OpKernel {
39public:
40 explicit ReduceSubarraysSumOpKernel(
41 tensorflow::OpKernelConstruction* construction)
42 : OpKernel(construction) {}
43
44 void Compute(tensorflow::OpKernelContext* context) override {
45 using namespace tensorflow;
46 static_assert(sizeof(int64) == sizeof(int64_t),
47 "int64 type is not compatible");
48
49 const Tensor& values = context->input(0);
50 OP_REQUIRES(context, values.shape().dims() == 1,
51 errors::InvalidArgument("values must be a rank 1 tensor"));
52
53 const Tensor& row_splits = context->input(1);
54 OP_REQUIRES(
55 context, row_splits.shape().dims() == 1,
56 errors::InvalidArgument("row_splits must be a rank 1 tensor"));
57
58 // special treatment for empty values vector
59 if (values.shape().dim_size(0) == 0) {
60 Tensor* sums_tensor = 0;
61 OP_REQUIRES_OK(context, context->allocate_output(0, values.shape(),
62 &sums_tensor));
63 return;
64 }
65
66 Tensor* sums_tensor = 0;
67 TensorShape sums_shape({row_splits.shape().dim_size(0) - 1});
68 OP_REQUIRES_OK(context,
69 context->allocate_output(0, sums_shape, &sums_tensor));
70
71 Kernel(context, values, row_splits, *sums_tensor);
72 }
73
74 // Function with the device specific code
75 virtual void Kernel(tensorflow::OpKernelContext* context,
76 const tensorflow::Tensor& values,
77 const tensorflow::Tensor& row_splits,
78 tensorflow::Tensor& sums) = 0;
79
80private:
81};
82
83} // namespace reduce_subarrays_sum_opkernel
ImGuiContext * context
Definition: Window.cpp:95