osg纹理动画效果

#include <osg/ImageSequence>
#include <osg/Texture2D>
#include <osg/Geometry>
#include <osg/Geode>
#include <osgDB/ReadFile>
#include <osgViewer/Viewer>

void createTexture2D(osg::StateSet& ss,osg::Image* image)
{
    osg::ref_ptr<osg::Texture2D> texture=new osg::Texture2D;
    texture->setImage(image);
    texture->setFilter(osg::Texture::MIN_FILTER,osg::Texture::LINEAR);
    texture->setFilter(osg::Texture::MAG_FILTER,osg::Texture::LINEAR);
    texture->setWrap(osg::Texture::WRAP_S,osg::Texture::CLAMP_TO_BORDER);
    texture->setWrap(osg::Texture::WRAP_T,osg::Texture::CLAMP_TO_BORDER);

    ss.setTextureAttributeAndModes(0,texture.get());

}
int main()
{
    osg::ref_ptr<osg::ImageSequence> imageSquence=new osg::ImageSequence;
    char buffer[2]="";
    for (int i=0;i<10;i++)
    {
        _itoa_s(i,buffer,2,10);
        std::string file=buffer;
        imageSquence->addImage(osgDB::readImageFile("D:\\Projects\\OSG\\imagesquence\\Debug\\"+file+".jpg"));
    }
    osg::ref_ptr<osg::Geode> geode=new osg::Geode;
    geode->addDrawable(osg::createTexturedQuadGeometry(osg::Vec3(0.0,0.0,0.0),osg::Vec3(1.0,0.0,0.0),osg::Vec3(0.0,0.0,1.0),1.0,1.0));
    createTexture2D(*(geode->getOrCreateStateSet()),imageSquence.get());

    imageSquence->setLength(10.0);
    imageSquence->setTimeMultiplier(2);
    imageSquence->play();

    osgViewer::Viewer viewer;
    viewer.setSceneData(geode.get());
    return viewer.run();
}