162 lines
4.5 KiB
C++
162 lines
4.5 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2014 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* OpenSceneGraph Public License for more details.
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*/
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#ifndef OSG_ENABLEI
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#define OSG_ENABLEI 1
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#include <osg/GL>
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#include <osg/StateAttribute>
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namespace osg {
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class OSG_EXPORT Capability : public osg::StateAttribute
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{
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public :
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Capability();
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Capability(GLenum capability):
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_capability(capability) {}
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/** Copy constructor using CopyOp to manage deep vs shallow copy. */
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Capability(const Capability& cap,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
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StateAttribute(cap, copyop),
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_capability(cap._capability) {}
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META_Object(osg, Capability);
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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 for equal types, then create the rhs variable
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// used by the COMPARE_StateAttribute_Parameter macros below.
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COMPARE_StateAttribute_Types(Capability,sa)
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COMPARE_StateAttribute_Parameter(_capability);
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return 0;
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}
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/** Return the Type identifier of the attribute's class type.*/
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virtual Type getType() const { return static_cast<Type>(CAPABILITY+_capability); }
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void setCapability(GLenum capability) { _capability = capability; }
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GLenum getCapability() const { return _capability; }
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protected:
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virtual ~Capability();
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GLenum _capability;
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};
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/** Encapsulates glEnablei/glDisablei
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*/
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class OSG_EXPORT Capabilityi : public osg::Capability
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{
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public :
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Capabilityi();
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Capabilityi(GLenum capability, unsigned int buf):
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Capability(capability),
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_index(buf) {}
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/** Copy constructor using CopyOp to manage deep vs shallow copy. */
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Capabilityi(const Capabilityi& cap,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
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Capability(cap,copyop),
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_index(cap._index) {}
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META_Object(osg, Capabilityi);
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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 for equal types, then create the rhs variable
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// used by the COMPARE_StateAttribute_Parameter macros below.
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COMPARE_StateAttribute_Types(Capabilityi,sa)
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COMPARE_StateAttribute_Parameter(_index);
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COMPARE_StateAttribute_Parameter(_capability);
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return 0;
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}
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/** Return the member identifier within the attribute's class type. Used for light number/clip plane number etc.*/
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virtual unsigned int getMember() const { return _index; }
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/** Set the renderbuffer index of the Enablei. */
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void setIndex(unsigned int buf) { _index = buf; }
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/** Get the renderbuffer index of the Enablei. */
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unsigned int getIndex() const { return _index; }
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protected:
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virtual ~Capabilityi();
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unsigned int _index;
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};
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class OSG_EXPORT Enablei : public Capabilityi
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{
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public :
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Enablei() {}
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Enablei(unsigned int buf, GLenum capability):
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Capabilityi(buf, capability) {}
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/** Copy constructor using CopyOp to manage deep vs shallow copy. */
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Enablei(const Enablei& ei,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
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Capabilityi(ei,copyop) {}
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META_Object(osg, Enablei);
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virtual void apply(State&) const;
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protected:
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virtual ~Enablei() {}
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};
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class OSG_EXPORT Disablei : public Capabilityi
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{
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public :
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Disablei() {}
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Disablei(unsigned int buf, GLenum capability):
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Capabilityi(buf, capability) {}
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/** Copy constructor using CopyOp to manage deep vs shallow copy. */
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Disablei(const Disablei& ei,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
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Capabilityi(ei,copyop) {}
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META_Object(osg, Disablei);
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virtual void apply(State&) const;
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protected:
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virtual ~Disablei() {}
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};
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}
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#endif
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