/// <summary>
/// 指定の法線の面の頂点データを作成します。
/// </summary>
/// <param name="source">対応する面の VertexSource。</param>
/// <param name="normal">面の法線。</param>
void InitializeSurface(SurfaceVertexSource source, Vector3 normal)
{
var quadrangle = new Quadrangle();
float s = Size * 0.5f;
var side1 = new Vector3(normal.Y, normal.Z, normal.X);
var side2 = Vector3.Cross(normal, side1);
quadrangle.Position0 = (normal - side1 - side2) * s;
quadrangle.Position1 = (normal - side1 + side2) * s;
quadrangle.Position2 = (normal + side1 + side2) * s;
quadrangle.Position3 = (normal + side1 - side2) * s;
quadrangle.Normal = normal;
quadrangle.Make(source);
}
/// <summary>
/// VertexSource へ頂点データを設定します。
/// </summary>
/// <param name="source">頂点データが設定される VertexSource。</param>
public void Make(VertexSource<VertexPositionNormalColor, ushort> source)
{
EnsureColors();
var quad = new Quadrangle();
for (int i = 0; i < normals.Length; i++)
{
ResolvePositionNormal(ref quad, ref normals[i]);
quad.Color = colors[i];
quad.Make(source);
}
}
/// <summary>
/// 指定の法線の面の頂点データを作成します。
/// </summary>
/// <param name="source">対応する面の VertexSource。</param>
/// <param name="normal">面の法線。</param>
void InitializeSurface(SurfaceVertexSource source, Vector3 normal)
{
var quadrangle = new Quadrangle();
float s = Size * 0.5f;
var side1 = new Vector3(normal.Y, normal.Z, normal.X);
var side2 = Vector3.Cross(normal, side1);
quadrangle.Position0 = (normal - side1 - side2) * s;
quadrangle.Position1 = (normal - side1 + side2) * s;
quadrangle.Position2 = (normal + side1 + side2) * s;
quadrangle.Position3 = (normal + side1 - side2) * s;
quadrangle.Normal = normal;
quadrangle.Make(source);
}
