root/OpenSceneGraph/trunk/include/osg/Hint @ 13041

Revision 13041, 2.7 kB (checked in by robert, 2 years ago)

Ran script to remove trailing spaces and tabs

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
Line 
1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
2 *
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version.  The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11 * OpenSceneGraph Public License for more details.
12*/
13
14#ifndef OSG_HINT
15#define OSG_HINT 1
16
17#include <osg/StateAttribute>
18
19namespace osg
20{
21
22class OSG_EXPORT Hint : public StateAttribute
23{
24public:
25
26        Hint():
27            _target(GL_NONE),
28            _mode(GL_DONT_CARE) {}
29
30        Hint(GLenum target, GLenum mode):
31            _target(target),
32            _mode(mode) {}
33
34        /** Copy constructor using CopyOp to manage deep vs shallow copy.*/
35        Hint(const Hint& hint,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
36            StateAttribute(hint,copyop),
37            _target(hint._target),
38            _mode(hint._mode) {}
39
40        virtual osg::Object* cloneType() const { return new Hint( _target, GL_DONT_CARE ); }
41        virtual osg::Object* clone(const osg::CopyOp& copyop) const { return new Hint(*this,copyop); }
42        virtual bool isSameKindAs(const osg::Object* obj) const { return dynamic_cast<const Hint *>(obj)!=NULL; }
43        virtual const char* libraryName() const { return "osg"; }
44        virtual const char* className() const { return "Hint"; }
45        virtual Type getType() const { return HINT; }
46
47        virtual int compare(const StateAttribute& sa) const
48        {
49        // check the types are equal and then create the rhs variable
50        // used by the COMPARE_StateAttribute_Parameter macros below.
51        COMPARE_StateAttribute_Types(Hint,sa)
52
53            // compare each parameter in turn against the rhs.
54            COMPARE_StateAttribute_Parameter(_target)
55            COMPARE_StateAttribute_Parameter(_mode)
56
57            return 0;
58        }
59
60        /** Return the member identifier within the attribute's class type. Used for light number/clip plane number etc.*/
61        virtual unsigned int getMember() const { return static_cast<unsigned int>(_target); }
62
63        void setTarget(GLenum target);
64        inline GLenum getTarget() const { return _target;  }
65
66        inline void setMode(GLenum mode) { _mode = mode; }
67        inline GLenum getMode() const { return _mode; }
68
69        virtual void apply(State& state) const;
70
71protected:
72
73
74        GLenum _target;
75        GLenum _mode;
76};
77
78
79}
80
81#endif
Note: See TracBrowser for help on using the browser.