65 lines
1.7 KiB
Plaintext
65 lines
1.7 KiB
Plaintext
//C++ header - Open Scene Graph - Copyright (C) 1998-2001 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 OSG_SHADEMODEL
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#define OSG_SHADEMODEL 1
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#include <osg/GL>
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#include <osg/StateAttribute>
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#include <osg/StateSet>
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namespace osg {
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/** Class which encapsulates glShadeModel(..).
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*/
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class SG_EXPORT ShadeModel : public StateAttribute
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{
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public :
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ShadeModel();
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/** Copy constructor using CopyOp to manage deep vs shallow copy.*/
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ShadeModel(const ShadeModel& sm,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
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StateAttribute(sm,copyop),
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_mode(sm._mode) {}
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META_StateAttribute(ShadeModel, SHADEMODEL);
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/** return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs.*/
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virtual int compare(const StateAttribute& sa) const
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{
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// check the types are equal and then create the rhs variable
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// used by the COMPARE_StateAttribute_Paramter macro's below.
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COMPARE_StateAttribute_Types(ShadeModel,sa)
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// compare each paramter in turn against the rhs.
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COMPARE_StateAttribute_Parameter(_mode)
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return 0; // passed all the above comparison macro's, must be equal.
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}
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enum Mode {
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FLAT = GL_FLAT,
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SMOOTH = GL_SMOOTH
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};
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inline void setMode(const Mode mode) { _mode = mode; }
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inline const Mode getMode() const { return _mode; }
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virtual void apply(State& state) const;
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protected:
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virtual ~ShadeModel();
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Mode _mode;
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};
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}
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#endif
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