static public VectorF2 GetTowards(this VectorF2 item, VectorF2 target, float amount)
{
return(item.GetTowards(
target,
item.GetDirection(target) * amount
));
}
static public bool GetMoveTowards(this VectorF2 item, VectorF2 target, float amount, out VectorF2 output)
{
return(item.GetMoveTowards(
target,
item.GetDirection(target) * amount,
out output
));
}
static public VectorF2 GetProjectedPointOntoLineSegment(this VectorF2 item, VectorF2 target, VectorF2 point)
{
VectorF2 direction = item.GetDirection(target);
float point_projection = direction.GetDot(point - item);
float item_projection = 0.0f;
float target_projection = direction.GetDot(target - item);
return(direction * point_projection.BindBetween(item_projection, target_projection) + item);
}
static public IEnumerable <VectorF2> Range(VectorF2 start, VectorF2 end, float step, bool include_end)
{
float distance;
VectorF2 direction = start.GetDirection(end, out distance);
int divisions = (int)(distance / step).GetAbs();
if (include_end)
{
divisions++;
}
return(Ray(start, direction * (distance / divisions), divisions));
}
static public VectorF2 GetProjectedPointOntoLine(this VectorF2 item, VectorF2 target, VectorF2 point)
{
VectorF2 direction = item.GetDirection(target);
return(direction * direction.GetDot(point - item) + item);
}
