Osg-Osg实例牛对象局部旋转效果(Qt5.14.2+osgEarht3.6.5+win10)-No10-LocalRotate
相关资料:
https://blog.csdn.net/pizi0475/article/details/5387514 OSG中测试旋转与平移
代码实例:
.pro
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
1 QT += core gui widgets 2 TARGET = TestOsgQt 3 TEMPLATE = app 4 DEFINES += QT_DEPRECATED_WARNINGS 5 CONFIG += c++11 6 7 SOURCES += \ 8 main.cpp 9 10 HEADERS += 11 12 OsgDir = D:\\RuanJian\\osg365R 13 CONFIG(release, debug|release) { 14 LIBS += -L$${OsgDir}/lib/ -losgDB -losgViewer -lOpenThreads -losgAnimation -losg \ 15 -losgEarth -losgEarthAnnotation -losgEarthFeatures -losgEarthSymbology -losgEarthUtil \ 16 -losgQOpenGL -losgUtil -losgText -losgTerrain -losgSim \ 17 -losgShadow -losgParticle -losgManipulator -losgGA -losgFX \ 18 -losgWidget 19 } else { 20 LIBS += -L$${OsgDir}/debug/lib/ -losgDBd -losgViewerd -lOpenThreadsd -losgAnimationd -losgd \ 21 -losgEarthd -losgEarthAnnotationd -losgEarthFeaturesd -losgEarthSymbologyd -losgEarthUtild \ 22 -losgQOpenGLd -losgUtild -losgTextd -losgTerraind -losgSimd \ 23 -losgShadowd -losgParticled -losgManipulatord -losgGAd -losgFXd \ 24 } 25 26 27 INCLUDEPATH += $${OsgDir}/include 28 DEPENDPATH += $${OsgDir}/include
main.cpp
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
1 #include <QApplication> 2 3 #include <osg/Node> 4 #include <osg/Group> 5 #include <osg/Geode> 6 #include <osg/Geometry> 7 #include <osg/Texture2D> 8 #include <osg/StateSet> 9 #include <osg/PositionAttitudeTransform> 10 #include <osgViewer/Viewer> 11 #include <osgDB/ReadFile> 12 #include <osgParticle/PrecipitationEffect> 13 // 雨雪效果 14 #include <osg/MatrixTransform> 15 // 粒子效果 16 #include <osgParticle/PrecipitationEffect> 17 #include <osgParticle/Particle> 18 #include <osgParticle/LinearInterpolator> 19 #include <osgParticle/ParticleSystem> 20 #include <osgParticle/RandomRateCounter> 21 #include <osgParticle/PointPlacer> 22 #include <osgParticle/RadialShooter> 23 #include <osgParticle/ModularEmitter> 24 #include <osgParticle/ParticleSystemUpdater> 25 #include <osgParticle/ModularProgram> 26 #include <osgUtil/Optimizer> 27 #include <osgUtil/Simplifier> 28 #include <osgParticle/FireEffect> 29 // 雾 30 #include <osg/Fog> 31 #include <osgDB/ReadFile> 32 #include <osgViewer/Viewer> 33 #include <osg/StateSet> 34 #include <osg/StateAttribute> 35 #include <osgViewer/ViewerEventHandlers> 36 #include <osgWidget/ViewerEventHandlers> 37 // 旋转 38 #include <osg/NodeCallback> 39 #include <osg/PositionAttitudeTransform> 40 #include <osgViewer/Viewer> 41 #include <osg/MatrixTransform> 42 #include <osgDB/ReadFile> 43 #include <osgGA/TrackballManipulator> 44 45 osg::Group* createTrans() 46 { 47 osg::Group* root = new osg::Group; 48 //创建姿态节点 49 osg::PositionAttitudeTransform* posCow = new osg::PositionAttitudeTransform; 50 root->addChild(posCow); 51 //创建变换节点 52 osg::MatrixTransform* matrixCow = new osg::MatrixTransform; 53 root->addChild(matrixCow); 54 //牛 55 osg::Node* cow = osgDB::readNodeFile("D:\\osgFiles\\cow.osg"); 56 posCow->addChild(cow); 57 osg::Quat quat; 58 //旋转 59 quat.makeRotate(osg::PI_2,osg::Vec3(0.0,0.0,1.0)); 60 posCow->setAttitude(quat); 61 //设置位置 62 posCow->setPosition(osg::Vec3(-10,0.0,0.0)); 63 64 matrixCow->addChild(cow); 65 //旋转 66 quat.makeRotate(osg::DegreesToRadians(60.0),osg::Vec3(0.0,0.0,1.0)); 67 //设置位置 68 matrixCow->setMatrix(osg::Matrixd::translate(osg::Vec3(10.0,0.0,0.0))*osg::Matrixd::rotate(quat)); 69 return root; 70 } 71 72 int main(int argc, char *argv[]) 73 { 74 //根节点 75 osg::Group* root = new osg::Group(); 76 root = createTrans(); 77 osgViewer::Viewer viewer; 78 //创建节点到场景中 79 viewer.setUpViewInWindow(50,50,500,400); 80 viewer.setSceneData(root); 81 viewer.realize(); 82 return viewer.run(); 83 }
作者:疯狂Delphi
本文版权归作者和博客园共有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文连接,否则保留追究法律责任的权利.
欢迎关注我,一起进步!扫描下方二维码即可加我
![](https://images.cnblogs.com/cnblogs_com/FKdelphi/1101510/o_200417075318%E5%8A%A0%E6%88%91QQ.jpg)
![](https://images.cnblogs.com/cnblogs_com/FKdelphi/1101510/o_200417080925%E5%8A%A0%E6%88%91%E5%BE%AE%E4%BF%A1.jpg)