private Vector2d Calculate(int frame)
{
if (_cacheframe != -1 &&
_cacheframe <= frame &&
(frame - _cacheframe) < 80)
{
return(ClampFrames(
_cacheframe,
(frame - _cacheframe),
_cachepos));
}
Vector2d framecenter = _frames[frame].RiderCenter;
var box = new CameraBoundingBox(framecenter);
if (Settings.RoundLegacyCamera)
{
box.SetupSmooth(_frames[frame].ppf, _zoom);
}
else
{
box.SetupLegacy(_zoom);
}
var framebounds = box.Bounds;
int calcstart = 0;
var ret = framecenter;
var xfound = false;
var yfound = false;
for (int i = frame; i >= 0; i--)
{
var current = _frames[i].RiderCenter;
var cmp = framecenter - current;
// todo, i have no idea why this works.
// seriously, ive tried so much stuff, but for the ellipse
// camera i can't seem to make it work any better than with
// width or height * 2
if (Math.Abs(cmp.X) >= framebounds.Width * 2)
{
xfound = true;
}
if (Math.Abs(cmp.Y) >= framebounds.Height * 2)
{
yfound = true;
}
if (xfound && yfound)
{
calcstart = i;
break;
}
}
var calccount = (frame - calcstart);
return(ClampFrames(calcstart, calccount, _frames[calcstart].RiderCenter));
}
public static CameraBoundingBox Create(Vector2d center, float zoom)
{
CameraBoundingBox box = new CameraBoundingBox(new Vector2d(center.X, center.Y));
if (Settings.RoundLegacyCamera || Settings.SmoothCamera)
{
box.SetupSmooth(0, zoom);
}
else
{
box.SetupLegacy(zoom);
}
return(box);
}
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));
}
public DoubleRect getclamp(float zoom, int width, int height)
{
var ret = GetViewport(zoom, width, height);
var pos = ret.Vector + (ret.Size / 2);
var b = new CameraBoundingBox(pos);
if (Settings.SmoothCamera || Settings.RoundLegacyCamera)
{
b.SetupSmooth(GetPPF(_currentframe), _zoom);
return(b.Bounds);
}
else
{
b.SetupLegacy(_zoom);
return(b.Bounds);
}
}
public DoubleRect getclamp(float zoom, int width, int height, Vector2d offset)
{
offset.Y = -offset.Y; //Flip Y value so it's up, not down
var ret = GetViewport(zoom, width, height, offset);
var pos = ret.Vector + (ret.Size / 2);
var b = new CameraBoundingBox(pos);
if (Settings.SmoothCamera || Settings.RoundLegacyCamera)
{
b.SetupSmooth(GetPPF(_currentframe), _zoom);
return(b.Bounds);
}
else
{
b.SetupLegacy(_zoom);
return(b.Bounds);
}
}