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ppoint2.cpp
Package: c.rar [view]
Upload User: puke2000
Upload Date: 2022-07-25
Package Size: 912k
Code Size: 1k
Category:
CSharp
Development Platform:
Visual C++
- //=====================================
- // PPoint2.cpp
- // 极坐标版本
- //=====================================
- #include"ppoint.h"
- #include<cmath>
- using namespace std;
- //-------------------------------------
- void PPoint::set(double ix,double iy){
- x=atan2(iy, ix);
- y=sqrt(ix*ix+iy*iy);
- }//------------------------------------
- double PPoint::xOffset(){
- return y*cos(x);
- }//------------------------------------
- double PPoint::yOffset(){
- return y*sin(x);
- }//------------------------------------
- double PPoint::angle(){
- return (180/3.14159)*x;
- }//------------------------------------
- double PPoint::radius(){
- return y;
- }//------------------------------------