public PolyhedronViewForm()
{
InitializeComponent();
Clicked = false;
ng = false;
polygon = new osPolyhedron();
camera = new osCamera();
}
//スクリーン座標に変換
public void Translate2D(osCamera c)
{
foreach (Vertex vtx in vertex)
vtx.center2D = c.Translate(vtx.center3D);
}
//マージソート
private void mergeSort(osPolygon[] temp, osCamera c)
{
if (temp.Length > 1)
{
int m = temp.Length / 2;
int n = temp.Length - m;
osPolygon[] a1 = new osPolygon[m];
osPolygon[] a2 = new osPolygon[n];
for (int i = 0; i < m; i++) a1[i] = temp[i];
for (int i = 0; i < n; i++) a2[i] = temp[m + i];
mergeSort(a1, c);
mergeSort(a2, c);
merge(a1, a2, temp, c);
}
}
//マージ
private void merge(osPolygon[] a1, osPolygon[] a2, osPolygon[] temp, osCamera c)
{
int i = 0, j = 0;
while (i < a1.Length || j < a2.Length)
{
if (j >= a2.Length || (i < a1.Length && a1[i].center.Getdistance(c.Setposition) > a2[j].center.Getdistance(c.Setposition)))
{
temp[i + j] = a1[i];
i++;
}
else
{
temp[i + j] = a2[j];
j++;
}
}
}
//面のソート
public void sort(osCamera c)
{
ViewFace3D = Face3D;
foreach (osPolygon pol in ViewFace3D)
pol.SetCenter();
osPolygon[] temp;
temp = ViewFace3D.ToArray();
mergeSort(temp, c);
ViewFace3D = temp.ToList();
}
//2D座標として設定
public void SetFace2D(osCamera c)
{
foreach (osPolygon pol in Face3D)
pol.Translate2D(c);
foreach (Vertex dl in Dual)
dl.center2D = c.Translate(dl.center3D);
}
