67 lines
1.2 KiB
C++
67 lines
1.2 KiB
C++
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#pragma once
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#include <math.h>
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// 2D Vectors
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template<typename T>
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class Vec2D{
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public:
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Vec2D() {};
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Vec2D(T x, T y) : x(x), y(y) {}
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T x = 0;
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T y = 0;
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T dist(Vec2D* v) { return sqrt(pow((v->x - x), 2) + pow((v->y - y), 2));};
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T length() { return sqrt(pow(x, 2) + pow(y, 2));};
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Vec2D& norm() { return *this * (1.0/length());};
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Vec2D& operator=(const Vec2D& vec){
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if (this == &vec){
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return *this;
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}
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x = vec.x;
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y = vec.y;
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return *this;
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};
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Vec2D& operator+=(const Vec2D& vec){
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this->x += vec.x;
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this->y += vec.y;
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return *this;
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};
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friend Vec2D operator+(const Vec2D& left, const Vec2D& right){
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return Vec2D(left.x + right.x, left.y + right.y);
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};
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Vec2D& operator-=(const Vec2D& vec){
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this->x -= vec.x;
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this->y -= vec.y;
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return *this;
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};
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friend Vec2D operator-(const Vec2D& left, const Vec2D& right){
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return Vec2D(left.x - right.x, left.y - right.y);
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};
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Vec2D& operator*(const Vec2D& vec){
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this->x *= vec.x;
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this->y *= vec.y;
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return *this;
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};
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Vec2D& operator*(T scalar){
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this->x *= scalar;
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this->y *= scalar;
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return *this;
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};
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};
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struct Color{
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int r;
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int g;
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int b;
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};
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