public EasyMesh(EasyMesh src)
{
this.verts = new Vector3[src.verts.Length];
this.colors = new Color[src.colors.Length];
this.indices = new int[src.indices.Length];
src.verts.CopyTo(this.verts, 0);
src.colors.CopyTo(this.colors, 0);
src.indices.CopyTo(this.indices, 0);
}
/// <summary>
/// 座標リストから二次元ポリラインを作成
/// </summary>
public static EasyMesh MakePolyLine2D(List <Vector2> points, float width, Color color)
{
//下準備
int size = points.Count;
Vector3[] verts = new Vector3[size * 4];
Color[] colors = new Color[verts.Length];
int[] indices = new int[size * 6];
float halfWidth = width * 0.5f;
for (int i = 1; i < size; ++i)
{
Vector2 a = points[i - 1];
Vector2 b = points[i];
Vector2 vertical = Quaternion.AngleAxis(90f, Vector3.forward) * (a - b).normalized * halfWidth;
int vIndex = i * 4;
verts[vIndex + 0] = a + vertical;
verts[vIndex + 1] = a - vertical;
verts[vIndex + 2] = b - vertical;
verts[vIndex + 3] = b + vertical;
colors[vIndex + 0] = color;
colors[vIndex + 1] = color;
colors[vIndex + 2] = color;
colors[vIndex + 3] = color;
int iIndex = i * 6;
indices[iIndex + 0] = vIndex + 0;
indices[iIndex + 1] = vIndex + 3;
indices[iIndex + 2] = vIndex + 1;
indices[iIndex + 3] = vIndex + 1;
indices[iIndex + 4] = vIndex + 3;
indices[iIndex + 5] = vIndex + 2;
}
EasyMesh eMesh = new EasyMesh();
eMesh.verts = verts;
eMesh.colors = colors;
eMesh.indices = indices;
//頂点間
return(eMesh);
}