protected double bezier2parts(double x,
double ax1, double ay1, double bx1, double by1, double cx1, double cy1,
double ax2, double ay2, double bx2, double by2, double cx2, double cy2,
double dx2, double dy2)
{
if (x <= ax2)
{
return((float)BezierHelper.GetY(x, ax1, ay1, bx1, by1, cx1, cy1, ax2, ay2));
}
return((float)BezierHelper.GetY(x, ax2, ay2, bx2, by2, cx2, cy2, dx2, dy2));
}
protected double Bezier2Parts(double x,
double ax1, double ay1, double bx1, double by1, double cx1, double cy1, double dx1, double dy1,
double ax2, double ay2, double bx2, double by2, double cx2, double cy2, double dx2, double dy2)
{
if (abs(dx1 - ax2) > 0.001 || abs(dy1 - ay2) > 0.001)
{
throw new ArgumentException($"Not matching bezier curves {dx1},{dy1} != {ax2},{ay2}");
}
if (x <= dx1)
{
return(BezierHelper.GetY(x, ax1, ay1, bx1, by1, cx1, cy1, dx1, dy1));
}
return(BezierHelper.GetY(x, ax2, ay2, bx2, by2, cx2, cy2, dx2, dy2));
}
double IBezierFragment.run(double x)
{
// var relativeX = (x - _from.X)/_xRange;
// var relativeY = BezierHelper.Bezier(relativeX, _b.X, _b.Y, _c.X, _c.Y);
// return relativeY*_yRange + _from.Y;
// return BezierHelper.Bezier(x, _from.X, _from.Y, _b.X, _b.Y, _c.X, _c.Y, _to.X, _to.Y);
// var y = BezierHelper.Bezier(x, _from.X, _from.Y, _b.X, _b.Y, _c.X, _c.Y, _to.X, _to.Y);
//
// Debug.WriteLine(x+" = "+y+"|"+((x- _from.X)/(_to.X - _from.X)));
//
// return y;
return(BezierHelper.GetY(
x,
_from.X, _from.Y,
_b.X, _b.Y,
_c.X, _c.Y,
_to.X, _to.Y));
}
protected double bezier4parts(double x,
double ax1, double ay1, double bx1, double by1, double cx1, double cy1,
double ax2, double ay2, double bx2, double by2, double cx2, double cy2,
double ax3, double ay3, double bx3, double by3, double cx3, double cy3,
double ax4, double ay4, double bx4, double by4, double cx4, double cy4,
double dx4, double dy4)
{
if (x <= ax2)
{
return(BezierHelper.GetY(x, ax1, ay1, bx1, by1, cx1, cy1, ax2, ay2));
}
if (x <= ax3)
{
return(BezierHelper.GetY(x, ax2, ay2, bx2, by2, cx2, cy2, ax3, ay3));
}
if (x <= ax4)
{
return(BezierHelper.GetY(x, ax3, ay3, bx3, by3, cx3, cy3, ax4, ay4));
}
return(BezierHelper.GetY(x, ax4, ay4, bx4, by4, cx4, cy4, dx4, dy4));
}
protected double Bezier(double x, double ax, double ay, double bx, double by, double cx, double cy, double dx, double dy)
{
return(BezierHelper.GetY(x, ax, ay, bx, by, cx, cy, dx, dy));
}
protected double Bezier(double x, double bx, double by, double cx, double cy)
{
return(BezierHelper.GetY(x, 0, 0, bx, by, cx, cy, 1, 1));
}
