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

OpenSceneGraph Users osg-users at lists.openscenegraph.org
Thu Dec 10 07:13:20 PST 2020

What error are you getting?
I do see an undefined "samplerY" in there.

On Wednesday, December 9, 2020 at 9:03:47 PM UTC-5 mirr... at gmail.com wrote:

> env is win10 osg3.6.4 GTX1660
> [image: QQ图片20201210095944.jpg]
> osg::ref_ptr<osg::Program> createProgram()
> {
>     osg::Program *program = new osg::Program();
>     program->addShader(new osg::Shader(osg::Shader::VERTEX,vertSource));
>     program->addShader(new osg::Shader(osg::Shader::GEOMETRY,geomSource));
>     program->addShader(new osg::Shader(osg::Shader::FRAGMENT,fragSource));
>     program->setParameter(GL_GEOMETRY_VERTICES_OUT_EXT, 3);
>     program->setParameter(GL_GEOMETRY_INPUT_TYPE_EXT, GL_TRIANGLES);
>     program->setParameter(GL_GEOMETRY_OUTPUT_TYPE_EXT,  GL_TRIANGLES  );
>     return program;
> }

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