/usr/include/xorg/rrtransform.h is in xserver-xorg-dev 2:1.11.4-0ubuntu10.17.
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 © 2007 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting documentation, and
* that the name of the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#ifndef _RRTRANSFORM_H_
#define _RRTRANSFORM_H_
#include <X11/extensions/randr.h>
#include "picturestr.h"
typedef struct _rrTransform RRTransformRec, *RRTransformPtr;
struct _rrTransform {
PictTransform transform;
struct pict_f_transform f_transform;
struct pict_f_transform f_inverse;
PictFilterPtr filter;
xFixed *params;
int nparams;
int width;
int height;
};
extern _X_EXPORT void
RRTransformInit (RRTransformPtr transform);
extern _X_EXPORT void
RRTransformFini (RRTransformPtr transform);
extern _X_EXPORT Bool
RRTransformEqual (RRTransformPtr a, RRTransformPtr b);
extern _X_EXPORT Bool
RRTransformSetFilter (RRTransformPtr dst,
PictFilterPtr filter,
xFixed *params,
int nparams,
int width,
int height);
extern _X_EXPORT Bool
RRTransformCopy (RRTransformPtr dst, RRTransformPtr src);
extern _X_EXPORT Bool
RRTransformCompute (int x,
int y,
int width,
int height,
Rotation rotation,
RRTransformPtr rr_transform,
PictTransformPtr transform,
struct pict_f_transform *f_transform,
struct pict_f_transform *f_inverse);
#endif /* _RRTRANSFORM_H_ */
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