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include
Inventor
elements
SoCullElement.h
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#ifndef COIN_SOCULLELEMENT_H
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#define COIN_SOCULLELEMENT_H
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/**************************************************************************\
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*
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* This file is part of the Coin 3D visualization library.
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* Copyright (C) by Kongsberg Oil & Gas Technologies.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* ("GPL") version 2 as published by the Free Software Foundation.
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* See the file LICENSE.GPL at the root directory of this source
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* distribution for additional information about the GNU GPL.
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*
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* For using Coin with software that can not be combined with the GNU
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* GPL, and for taking advantage of the additional benefits of our
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* support services, please contact Kongsberg Oil & Gas Technologies
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* about acquiring a Coin Professional Edition License.
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*
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* See http://www.coin3d.org/ for more information.
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*
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* Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
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* http://www.sim.no/ sales@sim.no coin-support@coin3d.org
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*
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\**************************************************************************/
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#include <Inventor/elements/SoSubElement.h>
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#include <Inventor/SbPlane.h>
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class
SbBox3f
;
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class
SbViewVolume
;
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class
COIN_DLL_API
SoCullElement
:
public
SoElement
{
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typedef
SoElement
inherited
;
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SO_ELEMENT_HEADER(
SoCullElement
);
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public
:
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static
void
initClass
(
void
);
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protected
:
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virtual
~
SoCullElement
();
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public
:
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virtual
void
init
(
SoState
* state);
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virtual
void
push
(
SoState
* state);
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static
void
setViewVolume(
SoState
* state,
const
SbViewVolume
& vv);
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static
void
addPlane(
SoState
* state,
const
SbPlane
& newplane);
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static
SbBool cullBox(
SoState
* state,
const
SbBox3f
& box,
const
SbBool transform = TRUE);
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static
SbBool cullTest(
SoState
* state,
const
SbBox3f
& box,
const
SbBool transform = TRUE);
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static
SbBool completelyInside(
SoState
* state);
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virtual
SbBool
matches
(
const
SoElement
* elt)
const
;
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virtual
SoElement
*
copyMatchInfo
(
void
)
const
;
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private
:
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enum
{ MAXPLANES = 32 };
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static
SbBool docull(
SoState
* state,
const
SbBox3f
& box,
const
SbBool transform,
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const
SbBool updateelem);
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SbPlane
plane[MAXPLANES];
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int
numplanes;
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unsigned
int
flags;
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int
vvindex;
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};
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#endif // !COIN_SOCULLELEMENT_H
Copyright © 1998-2010 by
Kongsberg Oil & Gas Technologies
. All rights reserved.
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