mirror of
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78 lines
1.5 KiB
C++
78 lines
1.5 KiB
C++
/*
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* This file is part of the BSGS distribution (https://github.com/JeanLucPons/BSGS).
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* Copyright (c) 2020 Jean Luc PONS.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "Point.h"
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Point::Point() {
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}
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Point::Point(const Point &p) {
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x.Set((Int *)&p.x);
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y.Set((Int *)&p.y);
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z.Set((Int *)&p.z);
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}
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Point::Point(Int *cx,Int *cy,Int *cz) {
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x.Set(cx);
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y.Set(cy);
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z.Set(cz);
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}
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Point::Point(Int *cx, Int *cz) {
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x.Set(cx);
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z.Set(cz);
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}
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void Point::Clear() {
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x.SetInt32(0);
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y.SetInt32(0);
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z.SetInt32(0);
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}
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void Point::Set(Int *cx, Int *cy,Int *cz) {
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x.Set(cx);
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y.Set(cy);
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z.Set(cz);
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}
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Point::~Point() {
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}
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void Point::Set(Point &p) {
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x.Set(&p.x);
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y.Set(&p.y);
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z.Set(&p.z);
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}
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bool Point::isZero() {
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return x.IsZero() && y.IsZero();
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}
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void Point::Reduce() {
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Int i(&z);
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i.ModInv();
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x.ModMul(&x,&i);
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y.ModMul(&y,&i);
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z.SetInt32(1);
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}
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bool Point::equals(Point &p) {
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return x.IsEqual(&p.x) && y.IsEqual(&p.y) && z.IsEqual(&p.z);
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}
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