Keyframe
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/* -*-c++-*-
* Copyright (C) 2008 Cedric Pinson <mornifle@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.
*/
#ifndef OSGANIMATION_KEYFRAME_H
#define OSGANIMATION_KEYFRAME_H
#include <string>
#include <osg/Referenced>
#include <osg/MixinVector>
#include <osgAnimation/Vec3Packed>
#include <osgAnimation/CubicBezier>
#include <osg/Quat>
#include <osg/Vec4>
#include <osg/Vec3>
#include <osg/Vec2>
#include <osg/Vec3us>
#include <osg/Matrixf>
namespace osgAnimation
{
class Keyframe
{
public:
double getTime() const { return _time; }
void setTime(double time) { _time = time; }
protected:
double _time;
};
template <class T>
class TemplateKeyframe : public Keyframe
{
protected:
T _value;
public:
typedef T value_type;
TemplateKeyframe () {}
~TemplateKeyframe () {}
TemplateKeyframe (double time, const T& value)
{
_time = time;
_value = value;
}
void setValue(const T& value) { _value = value;}
const T& getValue() const { return _value;}
};
class KeyframeContainer : public osg::Referenced
{
public:
KeyframeContainer() {}
virtual unsigned int size() const = 0;
virtual unsigned int linearInterpolationDeduplicate() = 0;
protected:
~KeyframeContainer() {}
std::string _name;
};
template <class T>
class TemplateKeyframeContainer : public osg::MixinVector<TemplateKeyframe<T> >, public KeyframeContainer
{
public:
// const char* getKeyframeType() { return #T ;}
TemplateKeyframeContainer() {}
typedef TemplateKeyframe<T> KeyType;
typedef typename osg::MixinVector< TemplateKeyframe<T> > VectorType;
virtual unsigned int size() const { return (unsigned int)osg::MixinVector<TemplateKeyframe<T> >::size(); }
virtual unsigned int linearInterpolationDeduplicate() {
if(size() <= 1) {
return 0;
}
typename VectorType::iterator keyframe = VectorType::begin(),
previous = VectorType::begin();
// 1. find number of consecutives identical keyframes
std::vector<unsigned int> intervalSizes;
unsigned int intervalSize = 1;
for(++ keyframe ; keyframe != VectorType::end() ; ++ keyframe, ++ previous, ++ intervalSize) {
if(!(previous->getValue() == keyframe->getValue())) {
intervalSizes.push_back(intervalSize);
intervalSize = 0;
}
}
intervalSizes.push_back(intervalSize);
// 2. build deduplicated list of keyframes
unsigned int cumul = 0;
VectorType deduplicated;
for(std::vector<unsigned int>::iterator iterator = intervalSizes.begin() ; iterator != intervalSizes.end() ; ++ iterator) {
deduplicated.push_back((*this)[cumul]);
if(*iterator > 1) {
deduplicated.push_back((*this)[cumul + (*iterator) - 1]);
}
cumul += *iterator;
}
unsigned int count = size() - deduplicated.size();
this->swap(deduplicated);
return count;
}
};
template <>
class TemplateKeyframeContainer<Vec3Packed> : public osg::MixinVector<TemplateKeyframe<Vec3Packed> >, public KeyframeContainer
{
public:
typedef TemplateKeyframe<Vec3Packed> KeyType;
TemplateKeyframeContainer() {}
const char* getKeyframeType() { return "Vec3Packed" ;}
void init(const osg::Vec3f& min, const osg::Vec3f& scale) { _min = min; _scale = scale; }
osg::Vec3f _min;
osg::Vec3f _scale;
};
typedef TemplateKeyframe<float> FloatKeyframe;
typedef TemplateKeyframeContainer<float> FloatKeyframeContainer;
typedef TemplateKeyframe<double> DoubleKeyframe;
typedef TemplateKeyframeContainer<double> DoubleKeyframeContainer;
typedef TemplateKeyframe<osg::Vec2> Vec2Keyframe;
typedef TemplateKeyframeContainer<osg::Vec2> Vec2KeyframeContainer;
typedef TemplateKeyframe<osg::Vec3> Vec3Keyframe;
typedef TemplateKeyframeContainer<osg::Vec3> Vec3KeyframeContainer;
typedef TemplateKeyframe<osg::Vec3us> Vec3usKeyframe;
typedef TemplateKeyframeContainer<osg::Vec3us> Vec3usKeyframeContainer;
typedef TemplateKeyframe<osg::Vec4> Vec4Keyframe;
typedef TemplateKeyframeContainer<osg::Vec4> Vec4KeyframeContainer;
typedef TemplateKeyframe<osg::Quat> QuatKeyframe;
typedef TemplateKeyframeContainer<osg::Quat> QuatKeyframeContainer;
typedef TemplateKeyframe<osg::Vec3us> Vec3usKeyframe;
typedef TemplateKeyframeContainer<osg::Vec3us> Vec3usKeyframeContainer;
typedef TemplateKeyframe<osg::Matrixf> MatrixKeyframe;
typedef TemplateKeyframeContainer<osg::Matrixf> MatrixKeyframeContainer;
typedef TemplateKeyframe<Vec3Packed> Vec3PackedKeyframe;
typedef TemplateKeyframeContainer<Vec3Packed> Vec3PackedKeyframeContainer;
typedef TemplateKeyframe<FloatCubicBezier> FloatCubicBezierKeyframe;
typedef TemplateKeyframeContainer<FloatCubicBezier> FloatCubicBezierKeyframeContainer;
typedef TemplateKeyframe<DoubleCubicBezier> DoubleCubicBezierKeyframe;
typedef TemplateKeyframeContainer<DoubleCubicBezier> DoubleCubicBezierKeyframeContainer;
typedef TemplateKeyframe<Vec2CubicBezier> Vec2CubicBezierKeyframe;
typedef TemplateKeyframeContainer<Vec2CubicBezier> Vec2CubicBezierKeyframeContainer;
typedef TemplateKeyframe<Vec3CubicBezier> Vec3CubicBezierKeyframe;
typedef TemplateKeyframeContainer<Vec3CubicBezier> Vec3CubicBezierKeyframeContainer;
typedef TemplateKeyframe<Vec4CubicBezier> Vec4CubicBezierKeyframe;
typedef TemplateKeyframeContainer<Vec4CubicBezier> Vec4CubicBezierKeyframeContainer;
}
#endif
CubicBezier
Matrixf
MixinVector
Quat
Referenced
Vec2
Vec3Packed
Vec3
Vec3us
Vec4
osgAnimation::KeyframeContainer::~KeyframeContainer
~KeyframeContainer()
Definition Keyframe:73
osgAnimation::KeyframeContainer::_name
std::string _name
Definition Keyframe:74
osgAnimation::KeyframeContainer::linearInterpolationDeduplicate
virtual unsigned int linearInterpolationDeduplicate()=0
osgAnimation::KeyframeContainer::size
virtual unsigned int size() const =0
osgAnimation::KeyframeContainer::KeyframeContainer
KeyframeContainer()
Definition Keyframe:69
osgAnimation::Keyframe
Definition Keyframe:34
osgAnimation::Keyframe::getTime
double getTime() const
Definition Keyframe:36
osgAnimation::Keyframe::_time
double _time
Definition Keyframe:40
osgAnimation::Keyframe::setTime
void setTime(double time)
Definition Keyframe:37
osgAnimation::TemplateKeyframeContainer< Vec3Packed >::_scale
osg::Vec3f _scale
Definition Keyframe:133
osgAnimation::TemplateKeyframeContainer< Vec3Packed >::KeyType
TemplateKeyframe< Vec3Packed > KeyType
Definition Keyframe:126
osgAnimation::TemplateKeyframeContainer< Vec3Packed >::TemplateKeyframeContainer
TemplateKeyframeContainer()
Definition Keyframe:128
osgAnimation::TemplateKeyframeContainer< Vec3Packed >::getKeyframeType
const char * getKeyframeType()
Definition Keyframe:129
osgAnimation::TemplateKeyframeContainer< Vec3Packed >::init
void init(const osg::Vec3f &min, const osg::Vec3f &scale)
Definition Keyframe:130
osgAnimation::TemplateKeyframeContainer< Vec3Packed >::_min
osg::Vec3f _min
Definition Keyframe:132
osgAnimation::TemplateKeyframeContainer
Definition Keyframe:80
osgAnimation::TemplateKeyframeContainer< typename SamplerType::KeyframeType >::VectorType
osg::MixinVector< TemplateKeyframe< typename SamplerType::KeyframeType > > VectorType
Definition Keyframe:85
osgAnimation::TemplateKeyframeContainer::linearInterpolationDeduplicate
virtual unsigned int linearInterpolationDeduplicate()
Definition Keyframe:87
osgAnimation::TemplateKeyframeContainer::TemplateKeyframeContainer
TemplateKeyframeContainer()
Definition Keyframe:83
osgAnimation::TemplateKeyframeContainer::size
virtual unsigned int size() const
Definition Keyframe:86
osgAnimation::TemplateKeyframeContainer< typename SamplerType::KeyframeType >::KeyType
TemplateKeyframe< typename SamplerType::KeyframeType > KeyType
Definition Keyframe:84
osgAnimation::TemplateKeyframe
Definition Keyframe:46
osgAnimation::TemplateKeyframe::TemplateKeyframe
TemplateKeyframe(double time, const T &value)
Definition Keyframe:55
osgAnimation::TemplateKeyframe::setValue
void setValue(const T &value)
Definition Keyframe:61
osgAnimation::TemplateKeyframe::~TemplateKeyframe
~TemplateKeyframe()
Definition Keyframe:53
osgAnimation::TemplateKeyframe::TemplateKeyframe
TemplateKeyframe()
Definition Keyframe:52
osgAnimation::TemplateKeyframe::value_type
T value_type
Definition Keyframe:50
osgAnimation::TemplateKeyframe::getValue
const T & getValue() const
Definition Keyframe:62
osgAnimation::TemplateKeyframe< Vec3Packed >::_value
Vec3Packed _value
Definition Keyframe:48
osg::MixinVector
Definition MixinVector:29
osg::MixinVector::size
size_type size() const
Definition MixinVector:92
osg::MixinVector< TemplateKeyframe< T > >::end
const_iterator end() const
Definition MixinVector:99
osg::MixinVector< TemplateKeyframe< T > >::begin
const_iterator begin() const
Definition MixinVector:97
osg::MixinVector::push_back
void push_back(const value_type &value)
Definition MixinVector:117
osg::MixinVector< TemplateKeyframe< T > >::swap
void swap(vector_type &other)
Definition MixinVector:88
osg::MixinVector::iterator
vector_type::iterator iterator
Definition MixinVector:39
osg::Referenced
Definition Referenced:44
osg::Vec3f
Definition Vec3f:29
osgAnimation
Definition Action:34
osgAnimation::DoubleCubicBezierKeyframeContainer
TemplateKeyframeContainer< DoubleCubicBezier > DoubleCubicBezierKeyframeContainer
Definition Keyframe:171
osgAnimation::DoubleCubicBezierKeyframe
TemplateKeyframe< DoubleCubicBezier > DoubleCubicBezierKeyframe
Definition Keyframe:170
osgAnimation::Vec3usKeyframeContainer
TemplateKeyframeContainer< osg::Vec3us > Vec3usKeyframeContainer
Definition Keyframe:150
osgAnimation::Vec3PackedKeyframeContainer
TemplateKeyframeContainer< Vec3Packed > Vec3PackedKeyframeContainer
Definition Keyframe:165
osgAnimation::FloatCubicBezierKeyframeContainer
TemplateKeyframeContainer< FloatCubicBezier > FloatCubicBezierKeyframeContainer
Definition Keyframe:168
osgAnimation::DoubleKeyframeContainer
TemplateKeyframeContainer< double > DoubleKeyframeContainer
Definition Keyframe:141
osgAnimation::FloatCubicBezierKeyframe
TemplateKeyframe< FloatCubicBezier > FloatCubicBezierKeyframe
Definition Keyframe:167
osgAnimation::FloatKeyframeContainer
TemplateKeyframeContainer< float > FloatKeyframeContainer
Definition Keyframe:138
osgAnimation::Vec4Keyframe
TemplateKeyframe< osg::Vec4 > Vec4Keyframe
Definition Keyframe:152
osgAnimation::Vec4KeyframeContainer
TemplateKeyframeContainer< osg::Vec4 > Vec4KeyframeContainer
Definition Keyframe:153
osgAnimation::Vec3usKeyframe
TemplateKeyframe< osg::Vec3us > Vec3usKeyframe
Definition Keyframe:149
osgAnimation::Vec3PackedKeyframe
TemplateKeyframe< Vec3Packed > Vec3PackedKeyframe
Definition Keyframe:164
osgAnimation::Vec2CubicBezierKeyframe
TemplateKeyframe< Vec2CubicBezier > Vec2CubicBezierKeyframe
Definition Keyframe:173
osgAnimation::Vec3CubicBezierKeyframeContainer
TemplateKeyframeContainer< Vec3CubicBezier > Vec3CubicBezierKeyframeContainer
Definition Keyframe:177
osgAnimation::MatrixKeyframe
TemplateKeyframe< osg::Matrixf > MatrixKeyframe
Definition Keyframe:161
osgAnimation::Vec2Keyframe
TemplateKeyframe< osg::Vec2 > Vec2Keyframe
Definition Keyframe:143
osgAnimation::MatrixKeyframeContainer
TemplateKeyframeContainer< osg::Matrixf > MatrixKeyframeContainer
Definition Keyframe:162
osgAnimation::DoubleKeyframe
TemplateKeyframe< double > DoubleKeyframe
Definition Keyframe:140
osgAnimation::QuatKeyframe
TemplateKeyframe< osg::Quat > QuatKeyframe
Definition Keyframe:155
osgAnimation::Vec4CubicBezierKeyframeContainer
TemplateKeyframeContainer< Vec4CubicBezier > Vec4CubicBezierKeyframeContainer
Definition Keyframe:180
osgAnimation::FloatKeyframe
TemplateKeyframe< float > FloatKeyframe
Definition Keyframe:137
osgAnimation::Vec3CubicBezierKeyframe
TemplateKeyframe< Vec3CubicBezier > Vec3CubicBezierKeyframe
Definition Keyframe:176
osgAnimation::Vec3KeyframeContainer
TemplateKeyframeContainer< osg::Vec3 > Vec3KeyframeContainer
Definition Keyframe:147
osgAnimation::Vec2CubicBezierKeyframeContainer
TemplateKeyframeContainer< Vec2CubicBezier > Vec2CubicBezierKeyframeContainer
Definition Keyframe:174
osgAnimation::QuatKeyframeContainer
TemplateKeyframeContainer< osg::Quat > QuatKeyframeContainer
Definition Keyframe:156
osgAnimation::Vec4CubicBezierKeyframe
TemplateKeyframe< Vec4CubicBezier > Vec4CubicBezierKeyframe
Definition Keyframe:179
osgAnimation::Vec2KeyframeContainer
TemplateKeyframeContainer< osg::Vec2 > Vec2KeyframeContainer
Definition Keyframe:144
osgAnimation::Vec3Keyframe
TemplateKeyframe< osg::Vec3 > Vec3Keyframe
Definition Keyframe:146
osgAnimation::Vec3Packed
Definition Vec3Packed:42