?? pshalgo1.h
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/***************************************************************************//* *//* pshalgo1.h *//* *//* PostScript hinting algorithm 1 (specification). *//* *//* Copyright 2001 by *//* David Turner, Robert Wilhelm, and Werner Lemberg. *//* *//* This file is part of the FreeType project, and may only be used, *//* modified, and distributed under the terms of the FreeType project *//* license, LICENSE.TXT. By continuing to use, modify, or distribute *//* this file you indicate that you have read the license and *//* understand and accept it fully. *//* *//***************************************************************************/#ifndef __PSHALGO1_H__#define __PSHALGO1_H__#include "pshrec.h"FT_BEGIN_HEADER typedef struct PSH1_HintRec_* PSH1_Hint; typedef enum { PSH1_HINT_FLAG_GHOST = PS_HINT_FLAG_GHOST, PSH1_HINT_FLAG_BOTTOM = PS_HINT_FLAG_BOTTOM, PSH1_HINT_FLAG_ACTIVE = 4 } PSH1_Hint_Flags;#define psh1_hint_is_active( x ) \ ( ( (x)->flags & PSH1_HINT_FLAG_ACTIVE ) != 0 )#define psh1_hint_is_ghost( x ) \ ( ( (x)->flags & PSH1_HINT_FLAG_GHOST ) != 0 )#define psh1_hint_activate( x ) (x)->flags |= PSH1_HINT_FLAG_ACTIVE#define psh1_hint_deactivate( x ) (x)->flags &= ~PSH1_HINT_FLAG_ACTIVE typedef struct PSH1_HintRec_ { FT_Int org_pos; FT_Int org_len; FT_Pos cur_pos; FT_Pos cur_len; FT_UInt flags; PSH1_Hint parent; FT_Int order; } PSH1_HintRec; /* this is an interpolation zone used for strong points; */ /* weak points are interpolated according to their strong */ /* neighbours */ typedef struct PSH1_ZoneRec_ { FT_Fixed scale; FT_Fixed delta; FT_Pos min; FT_Pos max; } PSH1_ZoneRec, *PSH1_Zone; typedef struct PSH1_Hint_TableRec_ { FT_UInt max_hints; FT_UInt num_hints; PSH1_Hint hints; PSH1_Hint* sort; PSH1_Hint* sort_global; FT_UInt num_zones; PSH1_Zone zones; PSH1_Zone zone; PS_Mask_Table hint_masks; PS_Mask_Table counter_masks; } PSH1_Hint_TableRec, *PSH1_Hint_Table; extern FT_Error ps1_hints_apply( PS_Hints ps_hints, FT_Outline* outline, PSH_Globals globals );#ifdef DEBUG_HINTER extern PSH1_Hint_Table ps1_debug_hint_table; typedef void (*PSH1_HintFunc)( PSH1_Hint hint, FT_Bool vertical ); extern PSH1_HintFunc ps1_debug_hint_func;#endifFT_END_HEADER#endif /* __PSHALGO1_H__ *//* END */
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