{ Apophysis Copyright (C) 2001-2004 Mark Townsend Apophysis Copyright (C) 2005-2006 Ronald Hordijk, Piotr Borys, Peter Sdobnov Apophysis Copyright (C) 2007-2008 Piotr Borys, Peter Sdobnov Apophysis "3D hack" Copyright (C) 2007-2008 Peter Sdobnov Apophysis "7X" Copyright (C) 2009-2010 Georg Kiehne Apophysis AV "Phoenix Edition" Copyright (C) 2021 Alice V. Koryagina This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. } unit varPostSpherical; interface uses BaseVariation, XFormMan; type TVariationPostSpherical = class(TBaseVariation) public constructor Create; class function GetName: string; override; class function GetInstance: TBaseVariation; override; procedure CalcFunction; override; end; implementation uses Math; { TVariationPostSpherical } /////////////////////////////////////////////////////////////////////////////// procedure TVariationPostSpherical.CalcFunction; var r: double; begin r := vvar / (sqr(FPx^) + sqr(FPy^) + 10e-300); FPx^ := FPx^ * r; FPy^ := FPy^ * r; // FPz^ := VVAR * FPz^; end; /////////////////////////////////////////////////////////////////////////////// constructor TVariationPostSpherical.Create; begin end; /////////////////////////////////////////////////////////////////////////////// class function TVariationPostSpherical.GetInstance: TBaseVariation; begin Result := TVariationPostSpherical.Create; end; /////////////////////////////////////////////////////////////////////////////// class function TVariationPostSpherical.GetName: string; begin Result := 'post_spherical'; end; /////////////////////////////////////////////////////////////////////////////// initialization RegisterVariation(TVariationClassLoader.Create(TVariationPostSpherical), false, false); end.