Hi, you can use the normals pseudoloader. just append .normals to your osgb file on reading - mymodel.osgb.normals
On Mon, Nov 11, 2019 at 10:20 AM Han Hu <huhan8...@gmail.com> wrote: > Hi, > > I would like to do offscreen rendering of a mesh. > Currently, I have suceeded to do this for both the color (RGB) and depth > data using the built-in functions as below. > > > Code: > > > osg::ref_ptr<osg::Image> rttImage = new osg::Image; > osg::ref_ptr<osg::Image> depthImage = new osg::Image; > > camera->attach(osg::Camera::COLOR_BUFFER, rttImage.get()); > camera->attach(osg::Camera::DEPTH_BUFFER, depthImage.get()); > > rttImage->allocateImage(ATInfo.width, ATInfo.height, 1, GL_RGB, > GL_UNSIGNED_BYTE); > depthImage->allocateImage(ATInfo.width, ATInfo.height, 1, > GL_DEPTH_COMPONENT, GL_FLOAT); > > > > > But I also need to render the normal vectors to images too. I have googled > this topic using native opengl, it seems that I have to write shaders for > it. But my mesh are defined using the osgb plugin format, so I must > implement in the osg. > > I would like to know, is there an approach to do this in osg? Thanks! > > Thank you! > > Cheers, > Han > > ------------------ > Read this topic online here: > http://forum.openscenegraph.org/viewtopic.php?p=76892#76892 > > > > > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > -- trajce nikolov nick
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