/// <summary>
/// 利用3个点得到两个pointLine
/// </summary>
/// <param name="verticals"></param>
/// <returns></returns>
public static void GetPointLines(PointLines pls, int id, /*Color32[] colors,*/ Vector3[] verticals)
{
List <PointLine> olds = pls.data.FindAll(x => x.id == id);
if (olds != null && olds.Count > 0)
{
foreach (var item in olds)
{
item.ReFleshPos(/*colors,*/ verticals);
}
}
else//第一次加载时，可预测
{
for (int i = 0; i < verticals.Length; ++i)
{
for (int j = i + 1; j < verticals.Length; ++j)
{
Vector3 nor = Vector3.Normalize(verticals[i] - verticals[j]);
if (ApproximateRights(nor, true) || ApproximateRights(nor, false))//轴向
{
//去除重复的线
if (pls.data.Find(x => { return((x.startPoint == verticals[i] && x.endPoint == verticals[j]) || (x.startPoint == verticals[j] && x.endPoint == verticals[i])); }) == null)
{
PointLine pl = new PointLine(/*colors[i], */ verticals[i], verticals[j], id, i, j);
pls.data.Add(pl);
}
}
}
}
}
}
/// <summary>
/// 利用网格信息得到线集合
/// </summary>
/// <param name="meshData"></param>
/// <returns></returns>
public static void UpdatePointLines(MeshStruct meshData, ref PointLines pointLine)
{
for (int i = 0; i < meshData.triangles.Length - 2; i += 3)
{
PointLine.GetPointLines(pointLine, i,
new Vector3[] { meshData.vertices[meshData.triangles[i]], meshData.vertices[meshData.triangles[i + 1]], meshData.vertices[meshData.triangles[i + 2]] });
}
}
/// <summary>
/// 将网格点连接成线
/// </summary>
/// <param name="points"></param>
public static void DrawGridLines(PointLines pointLines, /*bool defut,*/ Color32 defultColor)
{
foreach (var item in pointLines.data)
{
/*if(defut)*/ GL.Color(defultColor);
//else GL.Color(item.centercolor);
GL.Vertex(item.startPoint);
GL.Vertex(item.endPoint);
}
}
