public FixedVector2(Vector3 vector)
{
this.rawX = FixedMath.Create(vector.x);
this.rawY = FixedMath.Create(vector.y);
}
public FixedVector2(double _x, double _y)
{
this.rawX = FixedMath.Create(_x);
this.rawY = FixedMath.Create(_y);
}
public FixedVector2(float _x, float _y)
{
this.rawX = FixedMath.Create(_x);
this.rawY = FixedMath.Create(_y);
}
public static bool AAOrthogonalLineIntersection(FixedLine2 horizontal, FixedLine2 vertical, out FixedVector2 intersection)
{
intersection = new FixedVector2(vertical.start.x, horizontal.start.y);
if ((FixedMath.Min(horizontal.start.x, horizontal.end.x) < intersection.x) && intersection.x < FixedMath.Max(horizontal.start.x, horizontal.end.x) &&
(FixedMath.Min(vertical.start.y, vertical.end.y) < intersection.y) && intersection.y < FixedMath.Max(vertical.start.y, vertical.end.y))
{
return(true);
}
//check for sloped lines while accounting for vertical lines
return(false);
}
public static bool LineIntersection(FixedVector2 startA, FixedVector2 endA, FixedVector2 startB, FixedVector2 endB, out FixedVector2 intersection)
{
intersection = FixedVector2.NAN;
bool aIsHorizontal, aIsVertical, bIsHorizontal, bIsVertical;
aIsHorizontal = aIsVertical = bIsHorizontal = bIsVertical = false;
if (startA.y == endA.y)
{
aIsHorizontal = true;
}
if (startA.x == endA.x)
{
aIsVertical = true;
}
if (startB.y == endB.y)
{
bIsHorizontal = true;
}
if (startB.x == endB.x)
{
bIsVertical = true;
}
//check if we have parralel lines (even if we have two overlapping lines)
if ((aIsHorizontal && bIsHorizontal) || ((aIsVertical && bIsVertical)))
{
return(false);
}
if (aIsHorizontal && bIsVertical)
{
intersection = new FixedVector2(startB.x, startA.y);
}
else if (bIsHorizontal && aIsVertical)
{
intersection = new FixedVector2(startA.x, startB.y);
}
if (aIsHorizontal &&
(FixedMath.Min(startA.x, endA.x) < intersection.x) && intersection.x < FixedMath.Max(startA.x, endA.x) &&
(FixedMath.Min(startB.y, endB.y) < intersection.y) && intersection.y < FixedMath.Max(startB.y, endB.y))
{
return(true);
}
if (bIsHorizontal &&
(FixedMath.Min(startB.x, endB.x) < intersection.x) && intersection.x < FixedMath.Max(startB.x, endB.x) &&
(FixedMath.Min(startA.y, endA.y) < intersection.y) && intersection.y < FixedMath.Max(startA.y, endA.y))
{
return(true);
}
//check for sloped lines while accounting for vertical lines
return(false);
}
public static bool LineIntersection(FixedLine2 left, FixedLine2 right, out FixedVector2 intersection)
{
intersection = FixedVector2.NAN;
//check if we have parralel lines (even if we have two overlapping lines)
if ((left.isHorizontal && right.isHorizontal) || ((left.isVertical && right.isVertical)))
{
return(false);
}
if (left.isHorizontal && right.isVertical)
{
horizontal = left;
vertical = right;
}
else if (right.isHorizontal && left.isVertical)
{
horizontal = right;
vertical = left;
}
intersection = new FixedVector2(vertical.start.x, horizontal.start.y);
if ((FixedMath.Min(horizontal.start.x, horizontal.end.x) <= intersection.x) && intersection.x <= FixedMath.Max(horizontal.start.x, horizontal.end.x) &&
(FixedMath.Min(vertical.start.y, vertical.end.y) <= intersection.y) && intersection.y <= FixedMath.Max(vertical.start.y, vertical.end.y))
{
return(true);
}
//check for sloped lines while accounting for vertical lines
return(false);
}