void InitialData()
{
Beeline beeline = new Beeline();
beeline.lineBase.Color = Color.red;
beeline.lineBase.Width = 2;
beeline.Start.x = -100;
beeline.End.x = 100;
beeline.End.y = 100;
ArcLine arc = new ArcLine();
arc.Closed = true;
arc.lineBase.Color = Color.green;
arc.lineBase.Width = 2;
arc.Pos = new Vector2(0, 220);
arc.Scale = new Vector2(1, 0.6f);
arc.Dic = 44;
arc.Angle = 160;
arc.Precision = 0.05f;
arc.Radius = 300;
BzierLine bzier = new BzierLine();
bzier.lineBase.Color = Color.blue;
bzier.lineBase.Width = 2;
bzier.A = new Vector2(-11, -22);
bzier.B = new Vector2(0, -220);
bzier.C = new Vector2(100, 46);
bzier.Precision = 0.04f;
view.Line.AddLine(ref beeline);
view.Line.AddLine(ref arc);
view.Line.AddLine(ref bzier);
}
/// <summary>
/// 添加一条贝塞尔曲线
/// </summary>
/// <param name="line"></param>
public void AddLine(ref BzierLine line)
{
if (bzierLines == null)
{
bzierLines = new List <BzierLine>();
}
if (line.Precision <= 0)
{
line.Precision = 0.01f;
}
bzierLines.Add(line);
m_dirty = true;
}
void CreateBzier(ref BzierLine line)
{
int Part = (int)(1 / line.Precision);
float t = line.Precision;
Vector2 s = line.A;
for (int i = 0; i < Part; i++)
{
var e = MathH.BezierPoint(t, ref line.A, ref line.B, ref line.C);
CreateVert(ref s, ref e, ref vertInfo, ref trisInfo, ref line.lineBase.Color, line.lineBase.Width);
s = e;
t += line.Precision;
}
CreateVert(ref s, ref line.C, ref vertInfo, ref trisInfo, ref line.lineBase.Color, line.lineBase.Width);
}
