b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync/* $Xorg: mifpoly.h,v 1.4 2001/02/09 02:05:20 xorgcvs Exp $ */
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync/***********************************************************
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncCopyright 1987, 1998 The Open Group
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncPermission to use, copy, modify, distribute, and sell this software and its
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncdocumentation for any purpose is hereby granted without fee, provided that
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncthe above copyright notice appear in all copies and that both that
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsynccopyright notice and this permission notice appear in supporting
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncdocumentation.
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncThe above copyright notice and this permission notice shall be included in
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncall copies or substantial portions of the Software.
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncTHE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncOPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncAN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncCONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncExcept as contained in this notice, the name of The Open Group shall not be
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncused in advertising or otherwise to promote the sale, use or other dealings
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncin this Software without prior written authorization from The Open Group.
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncCopyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync All Rights Reserved
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncPermission to use, copy, modify, and distribute this software and its
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncdocumentation for any purpose and without fee is hereby granted,
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncprovided that the above copyright notice appear in all copies and that
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncboth that copyright notice and this permission notice appear in
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncsupporting documentation, and that the name of Digital not be
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncused in advertising or publicity pertaining to distribution of the
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncsoftware without specific, written prior permission.
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncDIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncDIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncWHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsyncARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync******************************************************************/
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync/* $XFree86: xc/programs/Xserver/mi/mifpoly.h,v 1.3 2001/10/25 12:03:47 alanh Exp $ */
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#define WITHINHALF(a, b) (((a) - (b) > 0.0) ? (a) - (b) < 0.5 : \
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync (b) - (a) <= 0.5)
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#define ROUNDTOINT(x) ((int) (((x) > 0.0) ? ((x) + 0.5) : ((x) - 0.5)))
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#define PTISEQUAL(a,b) (ISEQUAL(a.x,b.x) && ISEQUAL(a.y,b.y))
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#define PTUNEQUAL(a,b) (UNEQUAL(a.x,b.x) || UNEQUAL(a.y,b.y))
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#define PtEqual(a, b) (((a).x == (b).x) && ((a).y == (b).y))
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#define SQSECANT 108.856472512142 /* 1/sin^2(11/2) - for 11o miter cutoff */
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#define D2SECANT 5.21671526231167 /* 1/2*sin(11/2) - max extension per width */
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync return ((x == _cTmp) || (x < 0.0)) ? _cTmp : _cTmp+1;
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#define ICEIL(x) ((((x) == (_cTmp = (x))) || ((x) < 0.0)) ? _cTmp : _cTmp+1)
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync/* Point with sub-pixel positioning. In this case we use doubles, but
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync * see mifpolycon.c for other suggestions
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsynctypedef struct _SppPoint {
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync double x, y;
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsynctypedef struct _SppArc {
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync int /*count*/,
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync int /*xTrans*/,
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync int /*yTrans*/,
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync double /*xFtrans*/,
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync double /*yFtrans*/
b8e299dddd091ae24e0c08c45d91b8f937bd14d2vboxsync#endif /* __MIFPOLY_H__ */