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57 lines
2.2 KiB
57 lines
2.2 KiB
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. */
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#include "paddle/operators/uniform_random_op.h"
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namespace paddle {
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namespace operators {
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class UniformRandomOp : public framework::OperatorWithKernel {
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public:
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using framework::OperatorWithKernel::OperatorWithKernel;
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protected:
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void InferShape(const framework::InferShapeContext& ctx) const override {
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PADDLE_ENFORCE(GetAttr<float>("min") < GetAttr<float>("max"),
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"uniform_random's min must less then max");
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auto* tensor = ctx.Output<framework::Tensor>("Out");
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auto dims = GetAttr<std::vector<int>>("dims");
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tensor->Resize(framework::make_ddim(dims));
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}
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};
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class UniformRandomOpMaker : public framework::OpProtoAndCheckerMaker {
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public:
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UniformRandomOpMaker(framework::OpProto* proto,
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framework::OpAttrChecker* op_checker)
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: framework::OpProtoAndCheckerMaker(proto, op_checker) {
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AddOutput("Out", "The output tensor of uniform random op");
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AddComment(R"DOC(Uniform random operator.
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Used to initialize tensor with uniform random generator.
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)DOC");
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AddAttr<std::vector<int>>("dims", "the dimension of random tensor");
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AddAttr<float>("min", "Minimum value of uniform random").SetDefault(-1.0f);
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AddAttr<float>("max", "Maximun value of uniform random").SetDefault(1.0f);
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}
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};
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} // namespace operators
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} // namespace paddle
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REGISTER_OP_WITHOUT_GRADIENT(uniform_random, paddle::operators::UniformRandomOp,
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paddle::operators::UniformRandomOpMaker);
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REGISTER_OP_CPU_KERNEL(
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uniform_random,
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paddle::operators::UniformRandomKernel<paddle::platform::CPUPlace, float>);
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