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1 /***************************************************************************/ | 1 /***************************************************************************/ |
2 /* */ | 2 /* */ |
3 /* ftoutln.c */ | 3 /* ftoutln.c */ |
4 /* */ | 4 /* */ |
5 /* FreeType outline management (body). */ | 5 /* FreeType outline management (body). */ |
6 /* */ | 6 /* */ |
7 /* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010 by */ | 7 /* Copyright 1996-2008, 2010, 2012 by */ |
8 /* David Turner, Robert Wilhelm, and Werner Lemberg. */ | 8 /* David Turner, Robert Wilhelm, and Werner Lemberg. */ |
9 /* */ | 9 /* */ |
10 /* This file is part of the FreeType project, and may only be used, */ | 10 /* This file is part of the FreeType project, and may only be used, */ |
11 /* modified, and distributed under the terms of the FreeType project */ | 11 /* modified, and distributed under the terms of the FreeType project */ |
12 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ | 12 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
13 /* this file you indicate that you have read the license and */ | 13 /* this file you indicate that you have read the license and */ |
14 /* understand and accept it fully. */ | 14 /* understand and accept it fully. */ |
15 /* */ | 15 /* */ |
16 /***************************************************************************/ | 16 /***************************************************************************/ |
17 | 17 |
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764 } | 764 } |
765 | 765 |
766 x = a->x + ( b->x - a->x ) * (point->y - a->y ) / ( b->y - a->y ); | 766 x = a->x + ( b->x - a->x ) * (point->y - a->y ) / ( b->y - a->y ); |
767 | 767 |
768 if ( x < point->x ) | 768 if ( x < point->x ) |
769 n++; | 769 n++; |
770 else if ( x == point->x ) | 770 else if ( x == point->x ) |
771 return 1; | 771 return 1; |
772 } | 772 } |
773 | 773 |
774 return ( n % 2 ); | 774 return n & 1; |
775 } | 775 } |
776 | 776 |
777 | 777 |
778 static FT_Bool | 778 static FT_Bool |
779 ft_contour_enclosed( FT_Outline* outline, | 779 ft_contour_enclosed( FT_Outline* outline, |
780 FT_UShort c ) | 780 FT_UShort c ) |
781 { | 781 { |
782 FT_Vector* first; | 782 FT_Vector* first; |
783 FT_Vector* last; | 783 FT_Vector* last; |
784 FT_Short i; | 784 FT_Short i; |
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1120 return result[0]; | 1120 return result[0]; |
1121 | 1121 |
1122 if ( result[1] != FT_ORIENTATION_NONE && result[1] == result[2] ) | 1122 if ( result[1] != FT_ORIENTATION_NONE && result[1] == result[2] ) |
1123 return result[1]; | 1123 return result[1]; |
1124 | 1124 |
1125 return FT_ORIENTATION_TRUETYPE; | 1125 return FT_ORIENTATION_TRUETYPE; |
1126 } | 1126 } |
1127 | 1127 |
1128 | 1128 |
1129 /* END */ | 1129 /* END */ |
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