/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2014 Robert Osfield * * This library is open source and may be redistributed and/or modified under * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or * (at your option) any later version. The full license is in LICENSE file * included with this distribution, and on the openscenegraph.org website. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * OpenSceneGraph Public License for more details. */ #include #include #include using namespace osg; ScissorIndexed::ScissorIndexed(): _index(0), _x(0.0f), _y(0.0f), _width(800.0f), _height(600.0f) // defaults same as osg::Viewport and osg::Scissor { } ScissorIndexed::~ScissorIndexed() { } void ScissorIndexed::setIndex(unsigned int index) { if (_index==index) return; ReassignToParents needToReassingToParentsWhenMemberValueChanges(this); _index = index; } void ScissorIndexed::apply(State& state) const { const GLExtensions* extensions = state.get(); if (extensions->glScissorIndexed) { extensions->glScissorIndexed(static_cast(_index), static_cast(_x), static_cast(_y), static_cast(_width), static_cast(_height)); } else { OSG_WARN<<"Warning: ScissorIndexed::apply(..) failed, glScissorIndexed is not support by OpenGL driver."<