Re: [osg-users] How to properly transfer texture coordinates in geometric shaders in Shader #130 version?

On Wednesday, December 9, 2020 at 9:03:47 PM UTC-5 mirr...@gmail.com > wrote: > >> env is win10 osg3.6.4 GTX1660 >> [image: QQ图片20201210095944.jpg] >> >> osg::ref_ptr createProgram() >> { >> osg::Program *program = new osg::Program(); >>

[osg-users] Is there any way to scale the X axis of the model as well as the XY axis?

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[osg-users] Is there any way to osgManipulator::ScaleAxisDragger scale the X axis of the model as well as the XY axis?

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[osg-users] How to achieve osg::Texture2D rotation 180?

win10 gtx1080 osg3.6.4 osg::ref_ptr image = osgDB::readImageFile( "picture.bmp" ); osg::ref_ptr texture = new osg::Texture2D; texture->setImage( image.get() ); -- You received this message because you are subscribed to the Google Groups "OpenSceneGraph Users" group. To unsubscribe from

[osg-users] What numerical parameters are passed when osgUtil::PolytopeIntersector is set MODEL?

void pick(const osgGA::GUIEventAdapter& ea, osgViewer::Viewer* viewer) { osgUtil::PolytopeIntersector* picker; double mx = ea.getXnormalized(); double my = ea.getYnormalized(); double w = 0.05; double h = 0.05;

Re: [osg-users] How to achieve osg::Texture2D rotation 180?

Thank you very much, but this method only works for four point texture coordinates 在2021年1月19日星期二 UTC+8 下午10:32:48 写道： > This should do a 180 rotation: > image->flipVertical(); > image->flipHorizontal(); > Laurens. > > > On Tue, Jan 19, 2021 at 1:21 PM mirr...@gmai

[osg-users] How do I set NodeTrackerManipulator to rotate with the nodes?

W10 gtx3.x OSG3.6.4 osgGA::NodeTrackerManipulator::TrackerMode trackerMode = osgGA::NodeTrackerManipulator::NODE_CENTER_AND_AZIM; osgGA::NodeTrackerManipulator::RotationMode rotationMode = osgGA::NodeTrackerManipulator::TRACKBALL; osg::ref_ptr glider =

[osg-users] How do I flip the texture coordinates of an Image object?

Win10 GTX3.x osg3.6.4 // test for read image osg::ref_ptr texture2d = new osg::Texture2D; osg::ref_ptr img = new osg::Image; img=osgDB::readImageFile("C:\\Users\\Public\\Pictures\\Sample Pictures\\Tulips.jpg"); osg::ref_ptr img2 = new osg::Image;

Re: [osg-users] Why does osg::AutoTransform node disappear when the scene is first created?

Thank you for your question and answer.I have tested Geode to add OSG ::Geometry and this error will also occur? 在2021年3月8日星期一 UTC+8 下午5:25:41 写道： > Hi ? > > There isn't any way to know what settings are provoking these errors, the > best thing you can do is compile a debug version of the OSG

[osg-users] Why are the two osg::Polytope results different when using the transform method?

win10 // osg::Matrixd proj = osg::Matrixd::identity(); proj.makePerspective(60, frustumAspectWidth/frustumAspectHeight, frustumNear, frustumFar); // const double mynear = proj(3, 2) / (proj(2, 2) - 1.0); const double myfar = proj(3, 2) / (1.0 + proj(2, 2)); //

[osg-users] How to use the Intersector: : VIEW mode when osgUtil: : PolytopeIntersector and scene node intersection

win10 BoundingBox bb; bb._min = osg::vec3d(0,0,0); bb._max = osg::vec3d(1000,1000,1000); Polytope poly; poly.setToBoundingBox(bb); // osg::ref_ptr picker = new osgUtil::PolytopeIntersector(osgUtil::Intersector::VIEW,poly); picker->setPrecisionHint(osgUtil::Intersector::USE_DOUBLE_CALCULATIONS);

Re: [osg-users] Please mirro187, work on your communication

Sorry, I don't have Internet in my work environment.Unable to provide complete test information 在2021年3月16日星期二 UTC+8 下午5:20:25 写道： > Do you not wonder yourself, why hardy anyone answers to you? > > If you put a bit more work into your messages, then this might change > quite a bit, because

[osg-users] How do you create the osg::Planeof PolytopeIntersector that will give you the right intersection?

win10 // osg::Matrixd proj = osg::Matrixd::identity(); proj.makePerspective(60, frustumAspectWidth/frustumAspectHeight, frustumNear, frustumFar); // const double mynear = proj(3, 2) / (proj(2, 2) - 1.0); const double myfar = proj(3, 2) / (1.0 + proj(2, 2)); // const

[osg-users] How does OsgAnimation: : Vec3CubicBezier three p, I, o parameters work?

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[osg-users] What does this OsgAnimation: : Vec3CubicBezier three p, I, o parameters mean?

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[osg-users] How to change QOpenGLWidget in OsgQt module to another thread rendering?

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Re: [osg-users] How can I hide this white geometry without using the color transparency method and intersect?

() { OpenThreads::ScopedReadLock locker(_osgMutex); if (_isFirstFrame) { _isFirstFrame = false; m_renderer->getCamera()->getGraphicsContext()->setDefaultFboId(defaultFramebufferObject()); } m_renderer->frame(); } 在2021年2月8日星期一 UTC+8 下午9:30:15 写道： > On Mon, 8 Feb 2021 at 13:21, mirr...@g