static public float GetDistance(this Color item, Color other)
{
item = item.ConvertStraightToPremultiplied();
other = other.ConvertStraightToPremultiplied();
return(Mathq.Sqrt(
(item.R - other.R).GetSquared() +
(item.G - other.G).GetSquared() +
(item.B - other.B).GetSquared()
));
}
static public float FindLargestFixedEdgeCircleCast(Vector2 position, Vector2 direction, float distance, float maximum, int layer_mask = IntBits.ALL_BITS, float margin = Mathq.DEFAULT_SOLVE_MARGIN, int max_iterations = Mathq.DEFAULT_SOLVE_MAX_NUMBER_ITERATIONS)
{
if (Physics2D.Raycast(position, direction, distance, layer_mask).DidHit() == false)
{
if (Physics2D.CircleCast(position, maximum, direction, distance, layer_mask).DidHit() == false)
{
return(maximum);
}
return(Mathq.FindEdge(0.0f, maximum, r => Physics2D.CircleCast(position, r, direction, distance - r, layer_mask).DidHit(), margin, max_iterations) - margin);
}
return(0.0f);
}
static public float FindLargestFixedEdgeCircleFit(Vector2 position, Vector2 direction, float maximum, int layer_mask = IntBits.ALL_BITS, float margin = Mathq.DEFAULT_SOLVE_MARGIN, int max_iterations = Mathq.DEFAULT_SOLVE_MAX_NUMBER_ITERATIONS)
{
if (Physics2D.OverlapPoint(position, layer_mask) == null)
{
if (Physics2D.OverlapCircle(position + direction * maximum, maximum, layer_mask) == null)
{
return(maximum);
}
return(Mathq.FindEdge(0.0f, maximum, r => Physics2D.OverlapCircle(position + direction * r, r, layer_mask) == null, margin, max_iterations) - margin);
}
return(0.0f);
}
static public float CalculateTriangleArea(this Vector2 point1, Vector2 point2, Vector2 point3)
{
float a;
float b;
float c;
point1.GetDistanceTo(point2).Order(
point2.GetDistanceTo(point3),
point3.GetDistanceTo(point1),
out c, out b, out a
);
float ab = a - b;
float t1 = a + (b + c);
float t2 = c - ab;
float t3 = c + ab;
float t4 = a + (b - c);
return(0.25f * Mathq.Sqrt(t1 * t2 * t3 * t4));
}
static public float GetMagnitude(this Vector2 item)
{
return(Mathq.Sqrt(item.GetSquaredMagnitude()));
}
