/usr/include/osgAnimation/Sampler is in libopenscenegraph-dev 3.2.1-7ubuntu4.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 | /* -*-c++-*-
* Copyright (C) 2008 Cedric Pinson <cedric.pinson@plopbyte.net>
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* 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
* OpenSceneGraph Public License for more details.
*
* Authors:
* Cedric Pinson <cedric.pinson@plopbyte.net>
* Michael Platings <mplatings@pixelpower.com>
*/
#ifndef OSGANIMATION_SAMPLER
#define OSGANIMATION_SAMPLER 1
#include <vector>
#include <iostream>
#include <osg/Referenced>
#include <osg/ref_ptr>
#include <osgAnimation/Keyframe>
#include <osgAnimation/Interpolator>
namespace osgAnimation
{
class Sampler : public osg::Referenced
{
public:
virtual KeyframeContainer* getKeyframeContainer() = 0;
virtual const KeyframeContainer* getKeyframeContainer() const = 0;
protected:
};
// Sampler generic
template <class F>
class TemplateSampler : public Sampler
{
public:
typedef typename F::KeyframeType KeyframeType;
typedef TemplateKeyframeContainer<KeyframeType> KeyframeContainerType;
typedef typename F::UsingType UsingType;
typedef F FunctorType;
TemplateSampler() {}
~TemplateSampler() {}
void getValueAt(double time, UsingType& result) const { _functor.getValue(*_keyframes, time, result);}
void setKeyframeContainer(KeyframeContainerType* kf) { _keyframes = kf;}
virtual KeyframeContainer* getKeyframeContainer() { return _keyframes.get(); }
virtual const KeyframeContainer* getKeyframeContainer() const { return _keyframes.get();}
KeyframeContainerType* getKeyframeContainerTyped() { return _keyframes.get();}
const KeyframeContainerType* getKeyframeContainerTyped() const { return _keyframes.get();}
KeyframeContainerType* getOrCreateKeyframeContainer()
{
if (_keyframes != 0)
return _keyframes.get();
_keyframes = new KeyframeContainerType;
return _keyframes.get();
}
double getStartTime() const
{
if (!_keyframes || _keyframes->empty())
return 0.0;
return _keyframes->front().getTime();
}
double getEndTime() const
{
if (!_keyframes || _keyframes->empty())
return 0.0;
return _keyframes->back().getTime();
}
protected:
FunctorType _functor;
osg::ref_ptr<KeyframeContainerType> _keyframes;
};
template<typename VALUESAMPLERTYPE, typename TIMESAMPLERTYPE>
class TemplateCompositeSampler : public osg::Referenced
{
VALUESAMPLERTYPE& _value;
TIMESAMPLERTYPE& _time;
public:
typedef typename VALUESAMPLERTYPE::FunctorType::UsingType UsingType;
typedef typename VALUESAMPLERTYPE::FunctorType::KeyframeType KeyframeType;
TemplateCompositeSampler(VALUESAMPLERTYPE& value, TIMESAMPLERTYPE& time) : _value(value), _time(time)
{
}
void getValueAt(double time, typename VALUESAMPLERTYPE::FunctorType::UsingType& result)
{
double newtime;
_time.getValueAt(time, newtime);
_value.getValueAt(newtime, result);
}
float getStartTime() const {return _time.getStartTime(); }
float getEndTime() const {return _time.getEndTime();}
};
typedef TemplateSampler<DoubleStepInterpolator> DoubleStepSampler;
typedef TemplateSampler<FloatStepInterpolator> FloatStepSampler;
typedef TemplateSampler<Vec2StepInterpolator> Vec2StepSampler;
typedef TemplateSampler<Vec3StepInterpolator> Vec3StepSampler;
typedef TemplateSampler<Vec4StepInterpolator> Vec4StepSampler;
typedef TemplateSampler<QuatStepInterpolator> QuatStepSampler;
typedef TemplateSampler<DoubleLinearInterpolator> DoubleLinearSampler;
typedef TemplateSampler<FloatLinearInterpolator> FloatLinearSampler;
typedef TemplateSampler<Vec2LinearInterpolator> Vec2LinearSampler;
typedef TemplateSampler<Vec3LinearInterpolator> Vec3LinearSampler;
typedef TemplateSampler<Vec4LinearInterpolator> Vec4LinearSampler;
typedef TemplateSampler<QuatSphericalLinearInterpolator> QuatSphericalLinearSampler;
typedef TemplateSampler<MatrixLinearInterpolator> MatrixLinearSampler;
typedef TemplateSampler<FloatCubicBezierInterpolator> FloatCubicBezierSampler;
typedef TemplateSampler<DoubleCubicBezierInterpolator> DoubleCubicBezierSampler;
typedef TemplateSampler<Vec2CubicBezierInterpolator> Vec2CubicBezierSampler;
typedef TemplateSampler<Vec3CubicBezierInterpolator> Vec3CubicBezierSampler;
typedef TemplateSampler<Vec4CubicBezierInterpolator> Vec4CubicBezierSampler;
}
#endif
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