03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/***********************************************************
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncCopyright 1987, 1998 The Open Group
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncPermission to use, copy, modify, distribute, and sell this software and its
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncdocumentation for any purpose is hereby granted without fee, provided that
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncthe above copyright notice appear in all copies and that both that
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynccopyright notice and this permission notice appear in supporting
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncdocumentation.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncThe above copyright notice and this permission notice shall be included in
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncall copies or substantial portions of the Software.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncOPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncAN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncCONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncExcept as contained in this notice, the name of The Open Group shall not be
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncused in advertising or otherwise to promote the sale, use or other dealings
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncin this Software without prior written authorization from The Open Group.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncCopyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync All Rights Reserved
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncPermission to use, copy, modify, and distribute this software and its
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncdocumentation for any purpose and without fee is hereby granted,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncprovided that the above copyright notice appear in all copies and that
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncboth that copyright notice and this permission notice appear in
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncsupporting documentation, and that the name of Digital not be
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncused in advertising or publicity pertaining to distribution of the
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncsoftware without specific, written prior permission.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncDIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncDIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncWHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncSOFTWARE.
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync******************************************************************/
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#ifndef __MIFPOLY_H__
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define __MIFPOLY_H__
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#include <X11/Xfuncproto.h>
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define EPSILON 0.000001
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define ISEQUAL(a,b) (fabs((a) - (b)) <= EPSILON)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define UNEQUAL(a,b) (fabs((a) - (b)) > EPSILON)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define WITHINHALF(a, b) (((a) - (b) > 0.0) ? (a) - (b) < 0.5 : \
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync (b) - (a) <= 0.5)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define ROUNDTOINT(x) ((int) (((x) > 0.0) ? ((x) + 0.5) : ((x) - 0.5)))
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define ISZERO(x) (fabs((x)) <= EPSILON)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define PTISEQUAL(a,b) (ISEQUAL(a.x,b.x) && ISEQUAL(a.y,b.y))
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define PTUNEQUAL(a,b) (UNEQUAL(a.x,b.x) || UNEQUAL(a.y,b.y))
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define PtEqual(a, b) (((a).x == (b).x) && ((a).y == (b).y))
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define NotEnd 0
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define FirstEnd 1
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SecondEnd 2
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define SQSECANT 108.856472512142 /* 1/sin^2(11/2) - for 11o miter cutoff */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#define D2SECANT 5.21671526231167 /* 1/2*sin(11/2) - max extension per width */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncstatic _X_INLINE int
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncICEIL(double x)
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync{
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int _cTmp = x;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync return ((x == _cTmp) || (x < 0.0)) ? _cTmp : _cTmp + 1;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync}
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* Point with sub-pixel positioning. In this case we use doubles, but
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync * see mifpolycon.c for other suggestions
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef struct _SppPoint {
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync double x, y;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync} SppPointRec, *SppPointPtr;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsynctypedef struct _SppArc {
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync double x, y, width, height;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync double angle1, angle2;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync} SppArcRec, *SppArcPtr;
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync/* mifpolycon.c */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsyncextern _X_EXPORT void miFillSppPoly(DrawablePtr /*dst */ ,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync GCPtr /*pgc */ ,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int /*count */ ,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync SppPointPtr /*ptsIn */ ,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int /*xTrans */ ,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync int /*yTrans */ ,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync double /*xFtrans */ ,
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync double /*yFtrans */
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync );
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync
03532efdc331b598d3dedc8cc7477641c3b0dd12vboxsync#endif /* __MIFPOLY_H__ */