e1b084749e
draw_local to drawImplementation() and added a new RenderBin::DrawCallback(). Added osgcubemap to the Make/ test scripts.
151 lines
5.4 KiB
Plaintext
151 lines
5.4 KiB
Plaintext
//C++ header - Open Scene Graph - Copyright (C) 1998-2002 Robert Osfield
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//Distributed under the terms of the GNU Library General Public License (LGPL)
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//as published by the Free Software Foundation.
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#ifndef OSGUTIL_RENDERSTAGE
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#define OSGUTIL_RENDERSTAGE 1
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#include <osg/ColorMask>
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#include <osg/Viewport>
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#include <osgUtil/RenderBin>
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#include <osgUtil/RenderStageLighting>
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namespace osgUtil {
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/**
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* RenderState base class. Used for encapsulate a complete stage in
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* rendering - setting up of viewport, the projection and model
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* matrices and rendering the RenderBin's enclosed with this RenderStage.
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* RenderStage also has a dependency list of other RenderStages, each
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* of which must be called before the rendering of this stage. These
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* 'pre' rendering stages are used for advanced rendering techniques
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* like multistage pixel shading or impostors.
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*/
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class OSGUTIL_EXPORT RenderStage : public RenderBin
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{
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public:
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RenderStage(SortMode mode=SORT_BY_STATE);
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RenderStage(const RenderStage& rhs,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
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virtual osg::Object* cloneType() const { return osgNew RenderStage(); }
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virtual osg::Object* clone(const osg::CopyOp& copyop) const { return osgNew RenderStage(*this,copyop); } // note only implements a clone of type.
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virtual bool isSameKindAs(const osg::Object* obj) const { return dynamic_cast<const RenderStage*>(obj)!=0L; }
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virtual const char* className() const { return "RenderStage"; }
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virtual void reset();
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/** Set the viewport.*/
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void setViewport(osg::Viewport* viewport) { _viewport = viewport; }
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/** Get the const viewport. */
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const osg::Viewport* getViewport() const { return _viewport.get(); }
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/** Get the viewport. */
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osg::Viewport* getViewport() { return _viewport.get(); }
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/** Set the clear mask used in glClear(..).
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* Defaults to GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT. */
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void setClearMask(GLbitfield mask) { _clearMask = mask; }
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/** Get the clear mask.*/
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GLbitfield getClearMask() const { return _clearMask; }
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void setColorMask(osg::ColorMask* cm) { _colorMask = cm; }
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osg::ColorMask* getColorMask() { return _colorMask.get(); }
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const osg::ColorMask* getColorMask() const { return _colorMask.get(); }
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/** Set the clear color used in glClearColor(..).
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* glClearColor is only called if mask & GL_COLOR_BUFFER_BIT is true*/
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void setClearColor(const osg::Vec4& color) { _clearColor=color; }
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/** Get the clear color.*/
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const osg::Vec4& getClearColor() const { return _clearColor; }
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/** Set the clear accum used in glClearAccum(..).
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* glClearAcumm is only called if mask & GL_ACCUM_BUFFER_BIT is true*/
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void setClearAccum(const osg::Vec4& color) { _clearAccum=color; }
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/** Get the clear accum.*/
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const osg::Vec4& getClearAccum() const { return _clearAccum; }
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/** Set the clear depth used in glClearDepth(..). Defaults to 1.0
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* glClearDepth is only called if mask & GL_DEPTH_BUFFER_BIT is true*/
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void setClearDepth(double depth) { _clearDepth=depth; }
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/** Get the clear depth.*/
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double getClearDepth() const { return _clearDepth; }
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/** Set the clear stencil value used in glClearStencil(). Defaults to 1.0
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* glClearStencil is only called if mask & GL_STENCIL_BUFFER_BIT is true*/
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void setClearStencil(int stencil) { _clearStencil=stencil; }
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/** Get the clear color.*/
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int getClearStencil() const { return _clearStencil; }
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void setRenderStageLighting(RenderStageLighting* rsl) { _renderStageLighting = rsl; }
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RenderStageLighting* getRenderStageLighting() const
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{
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if (!_renderStageLighting.valid()) _renderStageLighting = osgNew RenderStageLighting;
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return _renderStageLighting.get();
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}
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virtual void addPositionedAttribute(osg::Matrix* matrix,const osg::StateAttribute* attr)
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{
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getRenderStageLighting()->addPositionedAttribute(matrix,attr);
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}
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virtual void drawPreRenderStages(osg::State& state,RenderLeaf*& previous);
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virtual void draw(osg::State& state,RenderLeaf*& previous);
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virtual void drawImplementation(osg::State& state,RenderLeaf*& previous);
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void addToDependencyList(RenderStage* rs);
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/** extract stats for current draw list. */
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bool getStats(osg::Statistics* primStats);
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public:
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typedef std::vector< osg::ref_ptr<RenderStage> > DependencyList;
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bool _stageDrawnThisFrame;
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DependencyList _dependencyList;
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// viewport x,y,width,height.
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osg::ref_ptr<osg::Viewport> _viewport;
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GLbitfield _clearMask;
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osg::ref_ptr<osg::ColorMask> _colorMask;
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osg::Vec4 _clearColor;
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osg::Vec4 _clearAccum;
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double _clearDepth;
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int _clearStencil;
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mutable osg::ref_ptr<RenderStageLighting> _renderStageLighting;
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protected:
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virtual ~RenderStage();
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};
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}
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#endif
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