/usr/include/libwildmagic/Wm5TerrainPage.h is in libwildmagic-dev 5.13-1ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Copyright (c) 1998-2014
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 5.0.1 (2010/10/01)
#ifndef WM5TERRAINPAGE_H
#define WM5TERRAINPAGE_H
#include "Wm5GraphicsLIB.h"
#include "Wm5TriMesh.h"
namespace Wm5
{
class WM5_GRAPHICS_ITEM TerrainPage : public TriMesh
{
WM5_DECLARE_RTTI;
WM5_DECLARE_NAMES;
WM5_DECLARE_STREAM(TerrainPage);
public:
// Construction and destruction. The following is required:
// size = 2^p + 1, p <= 7 (size = 3, 5, 9, 17, 33, 65, 129)
TerrainPage (VertexFormat* vformat, int size, unsigned short* heights,
const Float2& origin, float minElevation, float maxElevation,
float spacing);
virtual ~TerrainPage ();
// Height field access.
inline int GetSize () const;
inline const unsigned short* GetHeights () const;
inline const Float2& GetOrigin () const;
inline float GetMinElevation () const;
inline float GetMaxElevation () const;
inline float GetSpacing () const;
// Height field measurements. If the location is not in the page, the
// return value is MAX_REAL.
float GetHeight (float x, float y) const;
protected:
// Support for tessellation.
inline float GetX (int x) const;
inline float GetY (int y) const;
inline float GetHeight (int index) const;
// Height field parameters.
int mSize, mSizeM1;
unsigned short* mHeights;
Float2 mOrigin;
float mMinElevation, mMaxElevation, mSpacing;
float mInvSpacing, mMultiplier;
};
WM5_REGISTER_STREAM(TerrainPage);
typedef Pointer0<TerrainPage> TerrainPagePtr;
#include "Wm5TerrainPage.inl"
}
#endif
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