/// <summary>
/// Render thumbnail
/// </summary>
/// <param name="target">Target mesh</param>
/// <param name="cameraPos">Camera position</param>
/// <param name="alpha">Alpha blend amount</param>
/// <param name="displayMatrix">View + projection + display matrix</param>
/// <param name="thumbnails">Thumbnail manager</param>
public void RenderThumbnail(MeshGeometry3D target, Point3D cameraPos, double alpha, Matrix3D displayMatrix, ThumbnailManager thumbnails)
{
Point3D[] points = GetFlatPoints(cameraPos, displayMatrix);
Rect texture = thumbnails.Get(url);
AddRectangleIndices(target);
target.Positions.Add(points[0]);
target.TextureCoordinates.Add(new Point(texture.Left, texture.Top));
target.Positions.Add(points[1]);
target.TextureCoordinates.Add(new Point(texture.Right, texture.Top));
target.Positions.Add(points[2]);
target.TextureCoordinates.Add(new Point(texture.Right, texture.Bottom));
target.Positions.Add(points[3]);
target.TextureCoordinates.Add(new Point(texture.Left, texture.Bottom));
}
/// <summary>
/// Render thumbnail
/// </summary>
/// <param name="target">Target mesh</param>
/// <param name="cameraPos">Camera position</param>
/// <param name="alpha">Alpha blend amount</param>
/// <param name="displayMatrix">View + projection + display matrix</param>
/// <param name="thumbnails">Thumbnail manager</param>
public void RenderThumbnail( MeshGeometry3D target, Point3D cameraPos, double alpha, Matrix3D displayMatrix, ThumbnailManager thumbnails )
{
Point3D[] points = GetFlatPoints( cameraPos, displayMatrix );
Rect texture = thumbnails.Get( url );
AddRectangleIndices( target );
target.Positions.Add( points[ 0 ] );
target.TextureCoordinates.Add( new Point( texture.Left, texture.Top ) );
target.Positions.Add( points[ 1 ] );
target.TextureCoordinates.Add( new Point( texture.Right, texture.Top ) );
target.Positions.Add( points[ 2 ] );
target.TextureCoordinates.Add( new Point( texture.Right, texture.Bottom ) );
target.Positions.Add( points[ 3 ] );
target.TextureCoordinates.Add( new Point( texture.Left, texture.Bottom ) );
}