protected override Vector2d StepCamera(CameraBoundingBox box, ref Vector2d prev, int frame)
{
const double push = 0.8;
const double pull = 0.01;
CameraEntry entry = _frames[frame];
var ret = box.Clamp(prev + entry.CameraOffset);
Angle a = Angle.FromVector(ret);
double length = ret.Length;
double prevlength = prev.Length;
var edge = a.MovePoint(
Vector2d.Zero,
Math.Max(box.Bounds.Width, box.Bounds.Height));
double maxlength = box.Clamp(edge).Length;
double lengthratio = length / maxlength;
double prevratio = prevlength / maxlength;
double diffratio = Math.Abs(lengthratio - prevratio);
if (length > prevlength)
{
var dr = lengthratio - prevratio;
var damper = lengthratio - (dr / 2);
var delta = length - prevlength;
delta *= Math.Max(0.05, push * (1 - Math.Max(0, damper)));
length = prevlength + delta;
}
length -= length * pull;
return(box.Clamp(a.MovePoint(Vector2d.Zero, length)));
}
private Vector2d Clamp(Vector2d pos, Vector2d center, double ppf)
{
CameraBoundingBox box = new CameraBoundingBox(center);
if (Settings.SmoothCamera)
{
box.SetupSmooth(ppf, _zoom);
}
else
{
box.SetupLegacy(_zoom);
}
return(box.Clamp(pos));
}
private Vector2d Clamp(Vector2d pos, int frame)
{
var entry = _frames[frame];
CameraBoundingBox box = new CameraBoundingBox(entry.RiderCenter);
if (Settings.RoundLegacyCamera)
{
box.SetupSmooth(entry.ppf, _zoom);
}
else
{
box.SetupLegacy(_zoom);
}
return(box.Clamp(pos));
}
protected override Vector2d StepCamera(CameraBoundingBox box, ref Vector2d prev, int frame)
{
var entry = _frames[frame];
return(box.Clamp(prev + entry.CameraOffset));
}