79 lines
1.5 KiB
C
79 lines
1.5 KiB
C
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#ifndef FTGRAYS_H
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#define FTGRAYS_H
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typedef int TScan;
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typedef long TPos;
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typedef float TDist;
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#define FT_MAX_GRAY_SPANS 32
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typedef struct FT_GraySpan_
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{
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short x;
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short len;
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unsigned char coverage;
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} FT_GraySpan;
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typedef int (*FT_GraySpan_Func)( int y,
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int count,
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FT_GraySpan* spans,
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void* user );
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typedef struct TCell_
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{
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TScan x;
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TScan y;
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int area;
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int cover;
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} TCell, *PCell;
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typedef struct TRaster_
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{
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PCell cells;
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int max_cells;
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int num_cells;
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TScan min_ex, max_ex;
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TScan min_ey, max_ey;
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int area;
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int cover;
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int invalid;
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TScan ex, ey;
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TScan cx, cy;
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TPos x, y;
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TScan last_ey;
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FT_Vector bez_stack[32*3];
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int lev_stack[32];
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FT_Outline outline;
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FT_Bitmap target;
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FT_GraySpan gray_spans[ FT_MAX_GRAY_SPANS ];
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int num_gray_spans;
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FT_GraySpan_Func render_span;
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void* render_span_closure;
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int span_y;
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} TRaster, *PRaster;
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extern
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int grays_raster_render( TRaster* raster,
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FT_Outline* outline,
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FT_Bitmap* target_map );
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extern
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int grays_raster_init( FT_Raster raster,
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const char* pool_base,
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long pool_size );
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#endif
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