/usr/include/sofa/component/visualmodel/ is in libsofa1-dev 1.0~beta4-12.
This file is owned by root:root, with mode 0o755.
..
/usr/include/sofa/component/visualmodel/ClipPlane.h
/usr/include/sofa/component/visualmodel/DrawV.h
/usr/include/sofa/component/visualmodel/Light.h
/usr/include/sofa/component/visualmodel/LightManager.h
/usr/include/sofa/component/visualmodel/OglAttribute.h
/usr/include/sofa/component/visualmodel/OglAttribute.inl
/usr/include/sofa/component/visualmodel/OglModel.h
/usr/include/sofa/component/visualmodel/OglShader.h
/usr/include/sofa/component/visualmodel/OglShaderMacro.h
/usr/include/sofa/component/visualmodel/OglShaderVisualModel.h
/usr/include/sofa/component/visualmodel/OglShadowShader.h
/usr/include/sofa/component/visualmodel/OglTetrahedralModel.h
/usr/include/sofa/component/visualmodel/OglTetrahedralModel.inl
/usr/include/sofa/component/visualmodel/OglTexture.h
/usr/include/sofa/component/visualmodel/OglVariable.h
/usr/include/sofa/component/visualmodel/OglVariable.inl
/usr/include/sofa/component/visualmodel/PointSplatModel.h
/usr/include/sofa/component/visualmodel/PostProcessManager.h
/usr/include/sofa/component/visualmodel/SlicedVolumetricModel.h
/usr/include/sofa/component/visualmodel/VisualModelImpl.h
/usr/include/sofa/component/visualmodel/initVisualModel.h