mirror of https://github.com/status-im/qzxing.git
54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
// -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
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/*
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* GenericGFPoly.h
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* zxing
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*
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* Created by Lukas Stabe on 13/02/2012.
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* Copyright 2012 ZXing authors All rights reserved.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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*/
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#ifndef GENERICGFPOLY_H
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#define GENERICGFPOLY_H
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#include <vector>
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#include <zxing/common/Array.h>
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#include <zxing/common/Counted.h>
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namespace zxing {
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class GenericGF;
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class GenericGFPoly : public Counted {
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private:
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Ref<GenericGF> field_;
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ArrayRef<int> coefficients_;
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public:
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GenericGFPoly(Ref<GenericGF> field, ArrayRef<int> coefficients);
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ArrayRef<int> getCoefficients();
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int getDegree();
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bool isZero();
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int getCoefficient(int degree);
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int evaluateAt(int a);
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Ref<GenericGFPoly> addOrSubtract(Ref<GenericGFPoly> other);
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Ref<GenericGFPoly> multiply(Ref<GenericGFPoly> other);
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Ref<GenericGFPoly> multiply(int scalar);
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Ref<GenericGFPoly> multiplyByMonomial(int degree, int coefficient);
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std::vector<Ref<GenericGFPoly> > divide(Ref<GenericGFPoly> other);
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//#warning todo: add print method
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};
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}
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#endif //GENERICGFPOLY_H
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