osgAnimation Library parsing

       osgAnimation The library is osg The core library in , This article is a summary article , And record here , Mainly refer to the Internet Frank Three articles about animation in the column . This article will explain keyframes 、 Interpolator 、 Sampler 、 channel 、 Animation   The concept of , At the same time, analyze the driver class of animation ,osgAnimation::AnimationUpdate, On the basis of summarizing the basic logic of animation, answer the following basic questions ：

1）Target object How to realize interpolation calculation

2）Target object How to drive classes in animation and Animation Realize the transfer of values between

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Catalog

• 1 osg Introduction to the basic principles of animation
• 2 I want to answer

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Content

• 1 osg Introduction to the basic principles of animation

        Through continuous playback , Each frame presents a different picture , That is to form animation effect .osg Library provides a class library of scene animation effects osgAnimation, Encapsulates multiple classes that express animation , Such as keyframes 、 Interpolator 、 Sampler 、 channel 、 Animation and other classes . Based on the following class diagram , Explain osg Animation class in .