/usr/include/osgFX/Outline 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 96 97 | // -*-c++-*-
/*
* OpenSceneGraph - Copyright (C) 1998-2009 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.
*/
/*
* osgFX::Outline - Copyright (C) 2004,2009 Ulrich Hertlein
*/
#ifndef OSGFX_OUTLINE_
#define OSGFX_OUTLINE_
#include <osgFX/Export>
#include <osgFX/Effect>
namespace osgFX
{
/**
* Outline effect.
* This effect draws a stencil buffer-based outline around an object.
* Color and width of the outline can be modified.
* To function correctly the context must be setup with a stencil buffer
* and the stencil buffer must be cleared to zero before each render.
*
* osg::DisplaySettings::instance()->setMinimumNumStencilBits(1);
* camera->setClearMask(clearMask | GL_STENCIL_BUFFER_BIT);
* camera->setClearStencil(0);
*/
class OSGFX_EXPORT Outline : public Effect
{
public:
/// Constructor.
Outline();
/// Copy constructor.
Outline(const Outline& copy, const osg::CopyOp& op = osg::CopyOp::SHALLOW_COPY) : Effect(copy, op) {
_width = copy._width;
_color = copy._color;
_technique = copy._technique;
}
// Effect class info
META_Effect(osgFX, Outline, "Outline",
"Stencil buffer based object outline effect.\n"
"This effect needs a properly setup stencil buffer.",
"Ulrich Hertlein");
/// Set outline width.
void setWidth(float w);
/// Get outline width.
float getWidth() const {
return _width;
}
/// Set outline color.
void setColor(const osg::Vec4& color);
/// Get outline color.
const osg::Vec4& getColor() const {
return _color;
}
protected:
/// Destructor.
virtual ~Outline() {
}
/// Define available techniques.
bool define_techniques();
private:
/// Outline width.
float _width;
/// Outline color.
osg::Vec4 _color;
/// Technique.
class OutlineTechnique;
OutlineTechnique* _technique;
};
}
#endif
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