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/*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __FREESTYLE_PSEUDO_NOISE_H__
#define __FREESTYLE_PSEUDO_NOISE_H__
/** \file
* \ingroup freestyle
* \brief Class to define a pseudo Perlin noise
*/
#include "Precision.h"
#ifdef WITH_CXX_GUARDEDALLOC
#include "MEM_guardedalloc.h"
#endif
namespace Freestyle {
class PseudoNoise
{
public:
PseudoNoise();
virtual ~PseudoNoise() {}
real smoothNoise(real x);
real linearNoise(real x);
real turbulenceSmooth(real x, unsigned nbOctave = 8);
real turbulenceLinear(real x, unsigned nbOctave = 8);
static void init(long seed);
protected:
static const unsigned NB_VALUE_NOISE = 512;
static real _values[NB_VALUE_NOISE];
#ifdef WITH_CXX_GUARDEDALLOC
MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:PseudoNoise")
#endif
};
} /* namespace Freestyle */
#endif // __FREESTYLE_PSEUDO_NOISE_H__
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