68 lines
1.9 KiB
Plaintext
68 lines
1.9 KiB
Plaintext
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//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_LINESTIPPLE
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#define OSG_LINESTIPPLE 1
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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 SG_EXPORT LineStipple : public StateAttribute
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{
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public :
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LineStipple();
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/** Copy constructor using CopyOp to manage deep vs shallow copy.*/
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LineStipple(const LineStipple& lw,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
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StateAttribute(lw,copyop),
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_factor(lw._factor),
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_pattern(lw._pattern) {}
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META_StateAttribute(LineStipple, LINESTIPPLE);
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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(LineStipple,sa)
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// compare each paramter in turn against the rhs.
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COMPARE_StateAttribute_Parameter(_factor)
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COMPARE_StateAttribute_Parameter(_pattern)
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return 0; // passed all the above comparison macro's, must be equal.
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}
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virtual void setStateSetModes(StateSet& ds,const GLModeValue value) const
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{
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ds.setMode(GL_LINE_STIPPLE,value);
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}
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void setFactor(const int factor);
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inline const int getFactor() const { return _factor; }
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void setPattern(const unsigned short pattern);
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inline const unsigned short getPattern() const { return _pattern; }
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virtual void apply(State& state) const;
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protected :
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virtual ~LineStipple();
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int _factor;
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unsigned short _pattern;
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};
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}
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#endif
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