/usr/include/crystalspace-2.0/ivideo/halo.h is in libcrystalspace-dev 2.0+dfsg-1build1.
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 | /*
Copyright (C) 1998 by Jorrit Tyberghein and Dan Ogles
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
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 GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __CS_IVIDEO_HALO_H__
#define __CS_IVIDEO_HALO_H__
/**\file
* Halo interface
*/
/**
* \addtogroup gfx3d
* @{ */
#include "csutil/scf_interface.h"
class csVector2;
/**
* iHalo: used to render halos (aka "light globes").
* This interface can be used as well for any scalable semi-transparent
* 2D sprites. The "halo" is really just an alpha map; the sprite is a
* single-colored rectangle with more or less transparent portions
* (depends on alpha map).
*/
struct iHalo : public virtual iBase
{
SCF_INTERFACE (iHalo, 2, 0, 0);
/// Query halo width
virtual int GetWidth () = 0;
/// Query halo height
virtual int GetHeight () = 0;
/// Change halo color
virtual void SetColor (float &iR, float &iG, float &iB) = 0;
/// Query halo color
virtual void GetColor (float &oR, float &oG, float &oB) = 0;
/**
* Draw the halo given a center point and an intensity.
* If either w and/or h is negative, the native width and/or height
* is used instead. If the halo should be clipped against some
* polygon, that polygon should be given, otherwise if a 0 pointer
* is passed, the halo is clipped just against screen bounds.
*/
virtual void Draw (float x, float y, float w, float h, float iIntensity,
csVector2 *iVertices, size_t iVertCount) = 0;
};
/** @} */
#endif // __CS_IVIDEO_HALO_H__
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