/usr/include/libnoise/module/const.h is in libnoise-dev 1.0.0+repack-1.
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//
// Copyright (C) 2003, 2004 Jason Bevins
//
// 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 (COPYING.txt) 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
//
// The developer's email is jlbezigvins@gmzigail.com (for great email, take
// off every 'zig'.)
//
#ifndef NOISE_MODULE_CONST_H
#define NOISE_MODULE_CONST_H
#include "modulebase.h"
namespace noise
{
namespace module
{
/// @addtogroup libnoise
/// @{
/// @addtogroup modules
/// @{
/// @defgroup generatormodules Generator Modules
/// @addtogroup generatormodules
/// @{
/// Default constant value for the noise::module::Const noise module.
const double DEFAULT_CONST_VALUE = 0.0;
/// Noise module that outputs a constant value.
///
/// @image html moduleconst.png
///
/// To specify the constant value, call the SetConstValue() method.
///
/// This noise module is not useful by itself, but it is often used as a
/// source module for other noise modules.
///
/// This noise module does not require any source modules.
class Const: public Module
{
public:
/// Constructor.
///
/// The default constant value is set to
/// noise::module::DEFAULT_CONST_VALUE.
Const ();
/// Returns the constant output value for this noise module.
///
/// @returns The constant output value for this noise module.
double GetConstValue () const
{
return m_constValue;
}
virtual int GetSourceModuleCount () const
{
return 0;
}
virtual double GetValue (double x, double y, double z) const
{
return m_constValue;
}
/// Sets the constant output value for this noise module.
///
/// @param constValue The constant output value for this noise module.
void SetConstValue (double constValue)
{
m_constValue = constValue;
}
protected:
/// Constant value.
double m_constValue;
};
/// @}
/// @}
/// @}
}
}
#endif
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