x11include/xorg-server-1.11.0/regionstr.h

f78b12e570284aa8291f4ca1add24937fd107403vboxsync/***********************************************************
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncCopyright 1987, 1998  The Open Group
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
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f78b12e570284aa8291f4ca1add24937fd107403vboxsyncdocumentation for any purpose is hereby granted without fee, provided that
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncthe above copyright notice appear in all copies and that both that
f78b12e570284aa8291f4ca1add24937fd107403vboxsynccopyright notice and this permission notice appear in supporting
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncdocumentation.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
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f78b12e570284aa8291f4ca1add24937fd107403vboxsyncall copies or substantial portions of the Software.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
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f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncExcept as contained in this notice, the name of The Open Group shall not be
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f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncCopyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync                        All Rights Reserved
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f78b12e570284aa8291f4ca1add24937fd107403vboxsyncPermission to use, copy, modify, and distribute this software and its
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncdocumentation for any purpose and without fee is hereby granted,
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncprovided that the above copyright notice appear in all copies and that
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncboth that copyright notice and this permission notice appear in
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncsupporting documentation, and that the name of Digital not be
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncused in advertising or publicity pertaining to distribution of the
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncsoftware without specific, written prior permission.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncDIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncDIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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f78b12e570284aa8291f4ca1add24937fd107403vboxsyncSOFTWARE.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync******************************************************************/
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#ifndef REGIONSTRUCT_H
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGIONSTRUCT_H
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsynctypedef struct pixman_region16 RegionRec, *RegionPtr;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#include "miscstruct.h"
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync/* Return values from RectIn() */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define rgnOUT 0
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define rgnIN  1
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define rgnPART 2
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define NullRegion ((RegionPtr)0)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync/*
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *   clip region
f78b12e570284aa8291f4ca1add24937fd107403vboxsync */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsynctypedef struct pixman_region16_data RegDataRec, *RegDataPtr;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT BoxRec RegionEmptyBox;
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT RegDataRec RegionEmptyData;
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT RegDataRec RegionBrokenData;
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool RegionNil(RegionPtr reg) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return ((reg)->data && !(reg)->data->numRects);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync/* not a region */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool RegionNar(RegionPtr reg) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return ((reg)->data == &RegionBrokenData);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline int RegionNumRects(RegionPtr reg) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return ((reg)->data ? (reg)->data->numRects : 1);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline int RegionSize(RegionPtr reg) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return ((reg)->data ? (reg)->data->size : 0);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline BoxPtr RegionRects(RegionPtr reg) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return ((reg)->data ? (BoxPtr)((reg)->data + 1) : &(reg)->extents);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline BoxPtr RegionBoxptr(RegionPtr reg) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return ((BoxPtr)((reg)->data + 1));
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline BoxPtr RegionBox(RegionPtr reg, int i) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return (&RegionBoxptr(reg)[i]);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline BoxPtr RegionTop(RegionPtr reg) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return RegionBox(reg, (reg)->data->numRects);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline BoxPtr RegionEnd(RegionPtr reg) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return RegionBox(reg, (reg)->data->numRects - 1);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline size_t RegionSizeof(int n) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return (sizeof(RegDataRec) + ((n) * sizeof(BoxRec)));
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline void RegionInit(RegionPtr _pReg, BoxPtr _rect, int _size)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    if ((_rect) != NULL)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync        (_pReg)->extents = *(_rect);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync        (_pReg)->data = (RegDataPtr)NULL;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    }
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    else
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync        (_pReg)->extents = RegionEmptyBox;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync        if (((_size) > 1) && ((_pReg)->data =
f78b12e570284aa8291f4ca1add24937fd107403vboxsync                  (RegDataPtr)malloc(RegionSizeof(_size))))
f78b12e570284aa8291f4ca1add24937fd107403vboxsync        {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync            (_pReg)->data->size = (_size);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync            (_pReg)->data->numRects = 0;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync        }
f78b12e570284aa8291f4ca1add24937fd107403vboxsync        else
f78b12e570284aa8291f4ca1add24937fd107403vboxsync            (_pReg)->data = &RegionEmptyData;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    }
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool RegionInitBoxes(RegionPtr pReg, BoxPtr boxes, int nBoxes)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return pixman_region_init_rects (pReg, boxes, nBoxes);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline void RegionUninit(RegionPtr _pReg)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    if ((_pReg)->data && (_pReg)->data->size) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    free((_pReg)->data);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    (_pReg)->data = NULL;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    }
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline void RegionReset(RegionPtr _pReg, BoxPtr _pBox)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    (_pReg)->extents = *(_pBox);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionUninit(_pReg);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    (_pReg)->data = (RegDataPtr)NULL;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool RegionNotEmpty(RegionPtr _pReg) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return !RegionNil(_pReg);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool RegionBroken(RegionPtr _pReg) {
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return RegionNar(_pReg);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline void RegionEmpty(RegionPtr _pReg)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionUninit(_pReg);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    (_pReg)->extents.x2 = (_pReg)->extents.x1;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    (_pReg)->extents.y2 = (_pReg)->extents.y1;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    (_pReg)->data = &RegionEmptyData;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline BoxPtr RegionExtents(RegionPtr _pReg)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return (&(_pReg)->extents);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline void RegionNull(RegionPtr _pReg)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    (_pReg)->extents = RegionEmptyBox;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    (_pReg)->data = &RegionEmptyData;
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT void InitRegions(void);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT RegionPtr RegionCreate(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    BoxPtr /*rect*/,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    int /*size*/);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT void RegionDestroy(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr /*pReg*/);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncRegionCopy(RegionPtr dst, RegionPtr src)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return pixman_region_copy (dst, src);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncRegionIntersect(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr   newReg,     /* destination Region */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr   reg1,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr   reg2        /* source regions     */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    )
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return pixman_region_intersect (newReg, reg1, reg2);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncRegionUnion(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr   newReg,          /* destination Region */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr   reg1,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr   reg2             /* source regions     */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    )
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return pixman_region_union (newReg, reg1, reg2);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT Bool RegionAppend(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr /*dstrgn*/,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr /*rgn*/);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT Bool RegionValidate(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr /*badreg*/,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    Bool * /*pOverlap*/);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT RegionPtr RegionFromRects(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    int /*nrects*/,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    xRectanglePtr /*prect*/,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    int /*ctype*/);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync/*-
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *-----------------------------------------------------------------------
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * Subtract --
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *  Subtract regS from regM and leave the result in regD.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *  S stands for subtrahend, M for minuend and D for difference.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * Results:
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *  TRUE if successful.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * Side Effects:
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *  regD is overwritten.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *-----------------------------------------------------------------------
f78b12e570284aa8291f4ca1add24937fd107403vboxsync */
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncRegionSubtract(RegionPtr regD, RegionPtr regM, RegionPtr regS)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return pixman_region_subtract (regD, regM, regS);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync/*-
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *-----------------------------------------------------------------------
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * Inverse --
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *  Take a region and a box and return a region that is everything
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *  in the box but not in the region. The careful reader will note
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *  that this is the same as subtracting the region from the box...
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * Results:
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *  TRUE.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *
f78b12e570284aa8291f4ca1add24937fd107403vboxsync * Side Effects:
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *  newReg is overwritten.
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *
f78b12e570284aa8291f4ca1add24937fd107403vboxsync *-----------------------------------------------------------------------
f78b12e570284aa8291f4ca1add24937fd107403vboxsync */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncRegionInverse(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr     newReg,       /* Destination region */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr     reg1,         /* Region to invert */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    BoxPtr    invRect   /* Bounding box for inversion */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    )
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return pixman_region_inverse (newReg, reg1, invRect);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline int
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncRegionContainsRect(RegionPtr region, BoxPtr prect)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return pixman_region_contains_rectangle (region, prect);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync/* TranslateRegion(pReg, x, y)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync   translates in place
f78b12e570284aa8291f4ca1add24937fd107403vboxsync*/
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline void
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncRegionTranslate(RegionPtr pReg, int x, int y)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    pixman_region_translate (pReg, x, y);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT Bool RegionBreak(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr /*pReg*/);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncRegionContainsPoint(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr pReg,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    int x,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    int y,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    BoxPtr box      /* "return" value */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    )
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return pixman_region_contains_point (pReg, x, y, box);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncstatic inline Bool
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncRegionEqual(RegionPtr reg1, RegionPtr reg2)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync{
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    return pixman_region_equal (reg1, reg2);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync}
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT Bool RegionRectAlloc(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr /*pRgn*/,
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    int /*n*/
f78b12e570284aa8291f4ca1add24937fd107403vboxsync);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#ifdef DEBUG
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT Bool RegionIsValid(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr /*prgn*/
f78b12e570284aa8291f4ca1add24937fd107403vboxsync);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#endif
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsyncextern _X_EXPORT void RegionPrint(
f78b12e570284aa8291f4ca1add24937fd107403vboxsync    RegionPtr /*pReg*/);
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define INCLUDE_LEGACY_REGION_DEFINES
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#ifdef INCLUDE_LEGACY_REGION_DEFINES
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_NIL              RegionNil
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_NAR              RegionNar
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_NUM_RECTS            RegionNumRects
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_SIZE             RegionSize
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_RECTS                RegionRects
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_BOXPTR               RegionBoxptr
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_BOX              RegionBox
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_TOP              RegionTop
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_END              RegionEnd
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_SZOF             RegionSizeof
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define BITMAP_TO_REGION            BitmapToRegion
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_CREATE(pScreen, r, s)        RegionCreate(r,s)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_COPY(pScreen, d, r)      RegionCopy(d, r)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_DESTROY(pScreen, r)      RegionDestroy(r)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_INTERSECT(pScreen, res, r1, r2)  RegionIntersect(res, r1, r2)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_UNION(pScreen, res, r1, r2)  RegionUnion(res, r1, r2)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_SUBTRACT(pScreen, res, r1, r2)   RegionSubtract(res, r1, r2)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_INVERSE(pScreen, n, r, b)    RegionInverse(n, r, b)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_TRANSLATE(pScreen, r, x, y)  RegionTranslate(r, x, y)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define RECT_IN_REGION(pScreen, r, b)       RegionContainsRect(r, b)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define POINT_IN_REGION(pScreen, r, x, y, b)    RegionContainsPoint(r, x, y, b)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_EQUAL(pScreen, r1, r2)       RegionEqual(r1, r2)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_APPEND(pScreen, d, r)        RegionAppend(d, r)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_VALIDATE(pScreen, r, o)      RegionValidate(r, o)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define RECTS_TO_REGION(pScreen, n, r, c)   RegionFromRects(n, r, c)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_BREAK(pScreen, r)        RegionBreak(r)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_INIT(pScreen, r, b, s)       RegionInit(r, b, s)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_UNINIT(pScreen, r)       RegionUninit(r)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_RESET(pScreen, r, b)     RegionReset(r, b)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_NOTEMPTY(pScreen, r)     RegionNotEmpty(r)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_BROKEN(pScreen, r)       RegionBroken(r)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_EMPTY(pScreen, r)        RegionEmpty(r)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_EXTENTS(pScreen, r)      RegionExtents(r)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#define REGION_NULL(pScreen, r)         RegionNull(r)
f78b12e570284aa8291f4ca1add24937fd107403vboxsync
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#endif /* INCLUDE_LEGACY_REGION_DEFINES */
f78b12e570284aa8291f4ca1add24937fd107403vboxsync#endif /* REGIONSTRUCT_H */