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panda
src
mathutil
perlinNoise.h
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// Filename: perlinNoise.h
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// Created by: drose (05Oct05)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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#ifndef PERLINNOISE_H
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#define PERLINNOISE_H
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#include "pandabase.h"
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#include "pvector.h"
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#include "vector_int.h"
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#include "luse.h"
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#include "randomizer.h"
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////////////////////////////////////////////////////////////////////
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// Class : PerlinNoise
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// Description : This is the base class for PerlinNoise2 and
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// PerlinNoise3, different dimensions of Perlin noise
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// implementation. The base class just collects the
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// common functionality.
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////////////////////////////////////////////////////////////////////
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class
EXPCL_PANDA_MATHUTIL
PerlinNoise
{
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protected
:
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PerlinNoise
(
int
table_size,
unsigned
long
seed);
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PerlinNoise
(
const
PerlinNoise
©);
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void
operator = (
const
PerlinNoise
©);
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INLINE
static
double
fade(
double
t);
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INLINE
static
double
lerp(
double
t,
double
a,
double
b);
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PUBLISHED:
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INLINE
unsigned
long
get_seed();
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protected
:
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int
_table_size;
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int
_table_size_mask;
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Randomizer
_randomizer;
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typedef
vector_int Index;
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Index _index;
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};
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#include "perlinNoise.I"
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#endif
PerlinNoise
This is the base class for PerlinNoise2 and PerlinNoise3, different dimensions of Perlin noise implem...
Definition:
perlinNoise.h:31
Randomizer
A handy class to return random numbers.
Definition:
randomizer.h:28
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