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...@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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