You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
63 lines
2.4 KiB
63 lines
2.4 KiB
/* Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License. */
|
|
|
|
#include "paddle/fluid/operators/where_index_op.h"
|
|
|
|
namespace paddle {
|
|
namespace operators {
|
|
|
|
class WhereIndexOp : public framework::OperatorWithKernel {
|
|
public:
|
|
using framework::OperatorWithKernel::OperatorWithKernel;
|
|
|
|
void InferShape(framework::InferShapeContext* ctx) const override {
|
|
OP_INOUT_CHECK(ctx->HasInput("Condition"), "Input", "Condition", "where");
|
|
PADDLE_ENFORCE_GE(
|
|
ctx->GetInputDim("Condition").size(), 1UL,
|
|
platform::errors::InvalidArgument(
|
|
"Input(Condition) should have number of dimension at least 1"));
|
|
OP_INOUT_CHECK(ctx->HasOutput("Out"), "Output", "Out", "where");
|
|
ctx->SetOutputDim("Out", {-1, ctx->GetInputDim("Condition").size()});
|
|
}
|
|
|
|
protected:
|
|
framework::OpKernelType GetExpectedKernelType(
|
|
const framework::ExecutionContext& ctx) const override {
|
|
auto data_type = OperatorWithKernel::IndicateVarDataType(ctx, "Condition");
|
|
return framework::OpKernelType(data_type, ctx.device_context());
|
|
}
|
|
};
|
|
|
|
class WhereIndexOpMaker : public framework::OpProtoAndCheckerMaker {
|
|
public:
|
|
void Make() override {
|
|
AddInput("Condition", "A bool tensor whose rank is at least 1");
|
|
AddOutput("Out", "An int64 tensor of rank 2");
|
|
AddComment(R"DOC(
|
|
Return a int64 tensor with rank 2, specifying the coordinate of true element in `Condition`.
|
|
)DOC");
|
|
}
|
|
};
|
|
} // namespace operators
|
|
} // namespace paddle
|
|
|
|
namespace ops = paddle::operators;
|
|
REGISTER_OP_WITHOUT_GRADIENT(where_index, ops::WhereIndexOp,
|
|
ops::WhereIndexOpMaker);
|
|
REGISTER_OP_CPU_KERNEL(where_index, ops::CPUWhereIndexKernel<int64_t>,
|
|
ops::CPUWhereIndexKernel<int>,
|
|
ops::CPUWhereIndexKernel<bool>,
|
|
ops::CPUWhereIndexKernel<float>,
|
|
ops::CPUWhereIndexKernel<double>);
|