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point2.cpp
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point2.cpp
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#include "point2.h"
#include "math.h"
#include <cmath>
libMesh::Point2::Point2() : Point2(0.0f, 0.0f)
{
}
libMesh::Point2::Point2(float x, float y) : x(x), y(y)
{
}
libMesh::Point2::Point2(const Point2 &other) : x(other.x), y(other.y)
{
}
libMesh::Vector2 libMesh::Point2::betweenPoints(Point2 p0, Point2 p1)
{
return Vector2(p1.x - p0.x, p1.y - p0.y);
}
void libMesh::Point2::add(Vector2 vector)
{
x += vector.x;
y += vector.y;
}
libMesh::Point2 libMesh::Point2::added(Vector2 vector)
{
return Point2(x + vector.x, y + vector.y);
}
void libMesh::Point2::subtract(Vector2 vector)
{
x -= vector.x;
y -= vector.y;
}
libMesh::Point2 libMesh::Point2::subtracted(Vector2 vector)
{
return Point2(x - vector.x, y - vector.y);
}
float libMesh::Point2::distanceTo(Point2 other)
{
return std::sqrt(squaredDistanceTo(other));
}
float libMesh::Point2::squaredDistanceTo(Point2 other)
{
Vector2 diff = betweenPoints(*this, other);
return diff.dot(diff);
}
bool libMesh::Point2::operator==(const Point2 &other) const
{
return Math::Equals(x, other.x) && Math::Equals(y, other.y);
}
bool libMesh::Point2::operator!=(const Point2 &other) const
{
return !(*this == other);
}