Clementine-audio-player-Mac.../3rdparty/libprojectm/MilkdropPresetFactory/PerPixelEqn.hpp

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/**
* projectM -- Milkdrop-esque visualisation SDK
* Copyright (C)2003-2007 projectM Team
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
* See 'LICENSE.txt' included within this release
*
*/
/**
* $Id$
*
* Per-pixel equation
*
* $Log$
*/
#ifndef _PER_PIXEL_EQN_H
#define _PER_PIXEL_EQN_H
#define PER_PIXEL_EQN_DEBUG 0
#define ZOOM_OP 0
#define ZOOMEXP_OP 1
#define ROT_OP 2
#define CX_OP 3
#define CY_OP 4
#define SX_OP 5
#define SY_OP 6
#define DX_OP 7
#define DY_OP 8
#define WARP_OP 9
#define NUM_OPS 10 /* obviously, this number is dependent on the number of existing per pixel operations */
class GenExpr;
class Param;
class PerPixelEqn;
class Preset;
class PerPixelEqn {
public:
int index; /* used for splay tree ordering. */
int flags; /* primarily to specify if this variable is user-defined */
Param *param;
GenExpr *gen_expr;
void evalPerPixelEqns( Preset *preset );
void evaluate(int mesh_i, int mesh_j);
PerPixelEqn(int index, Param * param, GenExpr * gen_expr);
};
#endif /** !_PER_PIXEL_EQN_H */