bool Intersections::CircleVsPointIntersection(const Vector2<float>& aCirclePosition, const float& aCircleRadius, const Vector2<float>& aPointPosition)
{
Vector2<float> differenceVector = aCirclePosition-aPointPosition;
return differenceVector.Length2() <= aCircleRadius*aCircleRadius;
}
bool Intersections::CircleVsCircleIntersection(const Vector2<float>& aFirstCirclePosition, const float& aFirstCircleRadius, const Vector2<float>& aSecondCirclePosition, const float& aSecondCircleRadius)
{
Vector2<float> differenceVector = aFirstCirclePosition-aSecondCirclePosition;
float totalRadius = aFirstCircleRadius+aSecondCircleRadius;
return differenceVector.Length2() <= totalRadius*totalRadius;
}