/usr/include/osg/SampleMaski is in libopenscenegraph-dev 3.2.1-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 | /* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSG_SAMPLEMASKI
#define OSG_SAMPLEMASKI 1
#include <osg/StateAttribute>
namespace osg {
/**
* osg::SampleMaski does nothing if OpenGL 3.2 or ARB_texture_multisample are not available.
*/
class OSG_EXPORT SampleMaski : public StateAttribute
{
public :
SampleMaski();
/** Copy constructor using CopyOp to manage deep vs shallow copy.*/
SampleMaski(const SampleMaski& sampleMaski,const CopyOp& copyop=CopyOp::SHALLOW_COPY);
META_StateAttribute(osg, SampleMaski, SAMPLEMASKI)
/** return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs.*/
virtual int compare(const StateAttribute& sa) const;
inline void setMask(unsigned int mask, unsigned int maskNumber = 0u ) { _sampleMask[maskNumber] = mask; }
inline unsigned int getMask(unsigned int maskNumber = 0u) const { return _sampleMask[maskNumber]; }
virtual void apply(State& state) const;
public:
/** Extensions class which encapsulates the querying of extensions and
* associated function pointers, and provide convenience wrappers to
* check for the extensions or use the associated functions.
*/
class OSG_EXPORT Extensions : public osg::Referenced
{
public:
Extensions(unsigned int contextID);
Extensions(const Extensions& rhs);
void lowestCommonDenominator(const Extensions& rhs);
void setupGLExtensions(unsigned int contextID);
bool isOpenGL32upported() const { return _isOpenGL32upported; }
bool isTextureMultisampleSupported() const { return _isTextureMultisampleSupported; }
bool isSampleMaskiSupported() const { return _isSampleMaskiSupported; }
void glSampleMaski(GLuint maskNumber, GLbitfield mask) const;
protected:
~Extensions() {}
bool _isOpenGL32upported;
bool _isTextureMultisampleSupported;
bool _isSampleMaskiSupported;
typedef void (GL_APIENTRY * SampleMaski) ( GLuint maskNumber, GLbitfield mask );
SampleMaski _glSampleMaski;
};
static Extensions* getExtensions(unsigned int contextID,bool createIfNotInitalized);
static void setExtensions(unsigned int contextID,Extensions* extensions);
protected:
virtual ~SampleMaski();
//For now support only up to 64 bit mask;
unsigned int _sampleMask[2];
};
}
#endif
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