shithub: freetype+ttf2subf

ref: e7be64e98800bc5e49fc5a8d51e81642582f7675
dir: /src/autofit/afwarp.h/

#ifndef __AFWARP_H__
#define __AFWARP_H__

#include "afhints.h"

FT_BEGIN_HEADER

#define  AF_WARPER_SCALE

#define  AF_WARPER_FLOOR(x)  ((x) & ~63)
#define  AF_WARPER_CEIL(x)   AF_WARPER_FLOOR((x)+63)

typedef FT_Int32  AF_WarpScore;

typedef struct
{
  FT_Int    X1, X2;
  FT_Pos    x1, x2;
  FT_Pos    t1, t2;
  FT_Pos    x1min, x1max;
  FT_Pos    x2min, x2max;
  FT_Pos    w0, wmin, wmax;

  FT_Fixed      best_scale;
  FT_Pos        best_delta;
  AF_WarpScore  best_score;
  AF_WarpScore  best_distort;

} AF_WarperRec, *AF_Warper;

FT_LOCAL( void )
af_warper_compute( AF_Warper      warper,
                   AF_GlyphHints  hints,
                   AF_Dimension   dim,
                   FT_Fixed      *a_scale,
                   FT_Fixed      *a_delta );

FT_END_HEADER

#endif /* __AFWARP_H__ */