/usr/include/SDL/sge_rotation.h is in libsdl-sge-dev 030809dfsg-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 | /*
* SDL Graphics Extension
* Rotation routines (header)
*
* Started 000625
*
* License: LGPL v2+ (see the file LICENSE)
* (c)1999-2003 Anders Lindström
*/
/*********************************************************************
* 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. *
*********************************************************************/
#ifndef sge_rotation_H
#define sge_rotation_H
#include "SDL.h"
#include "sge_internal.h"
/* Transformation flags */
#define SGE_TAA SGE_FLAG1
#define SGE_TSAFE SGE_FLAG2
#define SGE_TTMAP SGE_FLAG3
#ifdef _SGE_C
extern "C" {
#endif
DECLSPEC SDL_Rect sge_transform(SDL_Surface *src, SDL_Surface *dst, float angle, float xscale, float yscale ,Uint16 px, Uint16 py, Uint16 qx, Uint16 qy, Uint8 flags);
DECLSPEC SDL_Surface *sge_transform_surface(SDL_Surface *src, Uint32 bcol, float angle, float xscale, float yscale, Uint8 flags);
/* Old obolete functions - now uses sge_transform() anyway */
DECLSPEC SDL_Surface *sge_rotate_scaled_surface(SDL_Surface *src, int angle, double scale, Uint32 bcol);
DECLSPEC SDL_Surface *sge_rotate_surface(SDL_Surface *src, int angle, Uint32 bcol);
DECLSPEC SDL_Rect sge_rotate_xyscaled(SDL_Surface *dest, SDL_Surface *src, Sint16 x, Sint16 y, int angle, double xscale, double yscale);
DECLSPEC SDL_Rect sge_rotate_scaled(SDL_Surface *dest, SDL_Surface *src, Sint16 x, Sint16 y, int angle, double scale);
DECLSPEC SDL_Rect sge_rotate(SDL_Surface *dest, SDL_Surface *src, Sint16 x, Sint16 y, int angle);
#ifdef _SGE_C
}
#endif
#endif /* sge_rotation_H */
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