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From Michael Platings,

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Changes to allow osgAnimation::*CubicBezierChannel to be used
Added TemplateStepInterpolator class
This commit is contained in:
Cedric Pinson
2009-08-06 12:40:06 +00:00
parent 38c36f0158
commit 2916d9b7ea
5 changed files with 92 additions and 52 deletions
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42
include/osgAnimation/Interpolator
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@@ -1,5 +1,5 @@
/* -*-c++-*-
* Copyright (C) 2008 Cedric Pinson <mornifle@plopbyte.net>
* 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
@@ -10,7 +10,11 @@
* 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_INTERPOLATOR_H
#define OSGANIMATION_INTERPOLATOR_H
@@ -61,6 +65,32 @@ namespace osgAnimation
};
template <class TYPE, class KEY=TYPE>
class TemplateStepInterpolator : public TemplateInterpolatorBase<TYPE,KEY>
{
public:
TemplateStepInterpolator() {}
void getValue(const TemplateKeyframeContainer<KEY>& keyframes, float time, TYPE& result) const
{
if (time >= keyframes.back().getTime())
{
result = keyframes.back().getValue();
return;
}
else if (time <= keyframes.front().getTime())
{
result = keyframes.front().getValue();
return;
}
int i = getKeyIndexFromTime(keyframes,time);
return keyframes[i].getValue();
}
};
template <class TYPE, class KEY=TYPE>
class TemplateLinearInterpolator : public TemplateInterpolatorBase<TYPE,KEY>
{
@@ -184,6 +214,14 @@ namespace osgAnimation
}
};
typedef TemplateStepInterpolator<double, double> DoubleStepInterpolator;
typedef TemplateStepInterpolator<float, float> FloatStepInterpolator;
typedef TemplateStepInterpolator<osg::Vec2, osg::Vec2> Vec2StepInterpolator;
typedef TemplateStepInterpolator<osg::Vec3, osg::Vec3> Vec3StepInterpolator;
typedef TemplateStepInterpolator<osg::Vec3, Vec3Packed> Vec3PackedStepInterpolator;
typedef TemplateStepInterpolator<osg::Vec4, osg::Vec4> Vec4StepInterpolator;
typedef TemplateStepInterpolator<osg::Quat, osg::Quat> QuatStepInterpolator;
typedef TemplateLinearInterpolator<double, double> DoubleLinearInterpolator;
typedef TemplateLinearInterpolator<float, float> FloatLinearInterpolator;
typedef TemplateLinearInterpolator<osg::Vec2, osg::Vec2> Vec2LinearInterpolator;