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- /**
- ** FILLCVXP.C
- **
- ** Copyright (C) 1992, Csaba Biegl
- ** 820 Stirrup Dr, Nashville, TN, 37221
- ** csaba@vuse.vanderbilt.edu
- **
- ** This file is distributed under the terms listed in the document
- ** "copying.cb", available from the author at the address above.
- ** A copy of "copying.cb" should accompany this file; if not, a copy
- ** should be available from where this file was obtained. This file
- ** may not be distributed without a verbatim copy of "copying.cb".
- ** You should also have received a copy of the GNU General Public
- ** License along with this program (it is in the file "copying");
- ** if not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- ** Cambridge, MA 02139, USA.
- **
- ** This program is distributed in the hope that it will be useful,
- ** but WITHOUT ANY WARRANTY; without even the implied warranty of
- ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- ** GNU General Public License for more details.
- **/
-
- #include "grx.h"
- #include "libgrx.h"
-
- void GrFilledConvexPolygon(int n,int pt[][2],int c)
- {
- if(n <= 0) return;
- if((n > 1) && (pt[0][0] == pt[n-1][0]) && (pt[0][1] == pt[n-1][1])) n--;
- switch(n) {
- case 1:
- GrPlot(pt[0][0],pt[0][1],c);
- break;
- case 2:
- GrLine(pt[0][0],pt[0][1],pt[1][0],pt[1][1],c);
- break;
- default:
- _GrScanConvexPoly(n,pt,_GrScanLineFill,&c);
- break;
- }
- }
-