/usr/include/Inventor/engines/SoEngine.h is in libcoin60-dev 3.1.3-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* This file is part of the Coin 3D visualization library.
* Copyright (C) by Kongsberg Oil & Gas Technologies.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* ("GPL") version 2 as published by the Free Software Foundation.
* See the file LICENSE.GPL at the root directory of this source
* distribution for additional information about the GNU GPL.
*
* For using Coin with software that can not be combined with the GNU
* GPL, and for taking advantage of the additional benefits of our
* support services, please contact Kongsberg Oil & Gas Technologies
* about acquiring a Coin Professional Edition License.
*
* See http://www.coin3d.org/ for more information.
*
* Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
* http://www.sim.no/ sales@sim.no coin-support@coin3d.org
*
\**************************************************************************/
#ifndef COIN_SOENGINE_H
#define COIN_SOENGINE_H
#include <Inventor/fields/SoFieldContainer.h>
class SoEngineList;
class SoEngineOutput;
class SoEngineOutputList;
class SoEngineOutputData;
class COIN_DLL_API SoEngine : public SoFieldContainer {
typedef SoFieldContainer inherited;
public:
static void initClass(void);
static void initClasses(void);
static SoType getClassTypeId(void);
void evaluateWrapper(void);
virtual int getOutputs(SoEngineOutputList & l) const;
SoEngineOutput * getOutput(const SbName & outputname) const;
SbBool getOutputName(const SoEngineOutput * output, SbName & outputname) const;
virtual const SoEngineOutputData * getOutputData(void) const = 0;
static SoEngine * getByName(const SbName & name);
static int getByName(const SbName & name, SoEngineList & el);
SbBool isNotifying(void) const;
virtual void notify(SoNotList * nl);
SoEngine * copy(void) const;
virtual SoFieldContainer * copyThroughConnection(void) const;
SbBool shouldCopy(void) const;
virtual void writeInstance(SoOutput * out);
protected:
SoEngine(void);
virtual ~SoEngine(void);
virtual void evaluate(void) = 0;
virtual SbBool readInstance(SoInput * in, unsigned short flags);
virtual void inputChanged(SoField * which);
static const SoFieldData ** getInputDataPtr(void);
static const SoEngineOutputData ** getOutputDataPtr(void);
void writeOutputTypes(SoOutput * out);
private:
virtual void destroy(void); // overrides SoBase::destroy()
static SoType classTypeId;
enum InternalEngineFlags {
FLAG_ISNOTIFYING = (1 << 0),
FLAG_ISDIRTY = (1 << 1)
};
unsigned int flags;
// needed for handling connections from SoEngineOutput
friend class SoEngineOutput;
void setDirty(void);
};
#if !defined(COIN_INTERNAL)
#include <Inventor/engines/SoEngineOutput.h>
#endif // COIN_INTERNAL
#endif // !COIN_SOENGINE_H
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