public static IntCollection Parse(string source)
{
IFormatProvider formatProvider = CultureInfo.InvariantCulture;
var th = new TokenizerHelper(source, formatProvider);
var resource = new IntCollection();
while (th.NextToken())
{
var value = Convert.ToInt32(th.GetCurrentToken(), formatProvider);
resource.Add(value);
}
return(resource);
}
public static MeshGeometry3D GetRect(Vector3 p0, Vector3 p1, Vector3 p2, Vector3 p3)
{
var positions = new Vector3Collection();
var triangleIndices = new HelixToolkit.Wpf.SharpDX.Core.IntCollection();
var normals = new Vector3Collection();
//private Vector3Collection tangents;
//private Vector3Collection bitangents;
var textureCoordinates = new Vector2Collection();
var widthOrientation = new Vector3(0, 0, 1);
var heightOrientation = new Vector3(0, 1, 0);
positions.Add(p0);
positions.Add(p1);
positions.Add(p2);
positions.Add(p3);
normals.Add(new Vector3(1, 0, 0));
normals.Add(new Vector3(1, 0, 0));
normals.Add(new Vector3(1, 0, 0));
normals.Add(new Vector3(1, 0, 0));
textureCoordinates.Add(new Vector2(0, 0));
textureCoordinates.Add(new Vector2(1, 0));
textureCoordinates.Add(new Vector2(1, 1));
textureCoordinates.Add(new Vector2(0, 1));
triangleIndices.Add(2);
triangleIndices.Add(1);
triangleIndices.Add(0);
triangleIndices.Add(0);
triangleIndices.Add(3);
triangleIndices.Add(2);
return(new MeshGeometry3D()
{
Positions = positions,
Indices = triangleIndices,
Normals = normals,
TextureCoordinates = textureCoordinates
});
}
public static MeshGeometry3D GetRect(Vector3 center, float width, float height, Vector3 widthOrientation, Vector3 heightOrientation)
{
var positions = new Vector3Collection();
var triangleIndices = new HelixToolkit.Wpf.SharpDX.Core.IntCollection();
var normals = new Vector3Collection();
//private Vector3Collection tangents;
//private Vector3Collection bitangents;
var textureCoordinates = new Vector2Collection();
positions.Add(center - widthOrientation * width / 2 - heightOrientation * height / 2);
positions.Add(center + widthOrientation * width / 2 - heightOrientation * height / 2);
positions.Add(center + widthOrientation * width / 2 + heightOrientation * height / 2);
positions.Add(center - widthOrientation * width / 2 + heightOrientation * height / 2);
normals.Add(new Vector3(1, 0, 0));
normals.Add(new Vector3(1, 0, 0));
normals.Add(new Vector3(1, 0, 0));
normals.Add(new Vector3(1, 0, 0));
textureCoordinates.Add(new Vector2(1, 1));
textureCoordinates.Add(new Vector2(0, 1));
textureCoordinates.Add(new Vector2(0, 0));
textureCoordinates.Add(new Vector2(1, 0));
triangleIndices.Add(2);
triangleIndices.Add(1);
triangleIndices.Add(0);
triangleIndices.Add(0);
triangleIndices.Add(3);
triangleIndices.Add(2);
return(new MeshGeometry3D()
{
Positions = positions,
Indices = triangleIndices,
Normals = normals,
TextureCoordinates = textureCoordinates
});
}