gluPerspective这个函数指定了观察的视景体(frustum为锥台的意思,通常译为视景体)在世界坐标系中的具体大小,一般而言,其中的参数aspect应该与窗口的宽高比大小相同.比如说,aspect=2.0表示在观察者的角度中物体的宽度是高度的两倍,在视口中宽度也是高度的两倍,这样显示出的物体才不会被扭曲. gluPerspective NAME(函数名称) gluPerspective -- set up a perspective projection matrix (设置透视投影矩
// draw callback that will tweak the far clipping plane just // before rendering a drawable. struct OverrideNearFarValuesCallback : public osg::Drawable::DrawCallback { OverrideNearFarValuesCallback(double radius) : _radius
<osgGA/MatrixManipulator>:No such file or directory 修改为 #include <osgGA/CameraManipulator> osgGA::GUIEventHandler /* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield * * This library is open source and may be redistributed and
osg::AnimationPath* createAnimationPath(const osg::Vec3& center,float radius,double looptime) { // set up the animation path osg::AnimationPath* animationPath = new osg::AnimationPath; animationPath->setLoopMode(osg::AnimationPath::LOOP); ; float y