91 lines
2.5 KiB
ObjectPascal
91 lines
2.5 KiB
ObjectPascal
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Apophysis Copyright (C) 2001-2004 Mark Townsend
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Apophysis Copyright (C) 2005-2006 Ronald Hordijk, Piotr Borys, Peter Sdobnov
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Apophysis Copyright (C) 2007-2008 Piotr Borys, Peter Sdobnov
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Apophysis "3D hack" Copyright (C) 2007-2008 Peter Sdobnov
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Apophysis "7X" Copyright (C) 2009-2010 Georg Kiehne
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Apophysis AV "Phoenix Edition" Copyright (C) 2021 Alice V. Koryagina
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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}
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unit varUnpolar;
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interface
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uses
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BaseVariation, XFormMan;
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type
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TVariationUnpolar = class(TBaseVariation)
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private
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vvar_pi: double;
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public
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constructor Create;
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class function GetName: string; override;
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class function GetInstance: TBaseVariation; override;
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procedure Prepare; override;
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procedure CalcFunction; override;
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end;
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implementation
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uses
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Math;
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///////////////////////////////////////////////////////////////////////////////
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procedure TVariationUnpolar.Prepare;
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begin
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vvar_pi := vvar / pi * 0.5;
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end;
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procedure TVariationUnpolar.CalcFunction;
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var
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r, sn, cn: double;
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begin
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r := exp(FTy^);
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sincos(FTx^, sn, cn);
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FPx^ := FPx^ + vvar_pi * r * sn;
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FPy^ := FPy^ + vvar_pi * r * cn;
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// FPz^ := FPz^ + vvar * FTz^;
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end;
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///////////////////////////////////////////////////////////////////////////////
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constructor TVariationUnpolar.Create;
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begin
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end;
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///////////////////////////////////////////////////////////////////////////////
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class function TVariationUnpolar.GetInstance: TBaseVariation;
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begin
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Result := TVariationUnpolar.Create;
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end;
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///////////////////////////////////////////////////////////////////////////////
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class function TVariationUnpolar.GetName: string;
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begin
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Result := 'unpolar';
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end;
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///////////////////////////////////////////////////////////////////////////////
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initialization
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RegisterVariation(TVariationClassLoader.Create(TVariationUnpolar), false, false);
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end.
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