diff options
Diffstat (limited to 'src/3rdparty/freetype/src/autofit/aflatin.c')
-rw-r--r-- | src/3rdparty/freetype/src/autofit/aflatin.c | 172 |
1 files changed, 93 insertions, 79 deletions
diff --git a/src/3rdparty/freetype/src/autofit/aflatin.c b/src/3rdparty/freetype/src/autofit/aflatin.c index bed0ccee08..b86367aa94 100644 --- a/src/3rdparty/freetype/src/autofit/aflatin.c +++ b/src/3rdparty/freetype/src/autofit/aflatin.c @@ -4,7 +4,7 @@ * * Auto-fitter hinting routines for latin writing system (body). * - * Copyright (C) 2003-2022 by + * Copyright (C) 2003-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -496,23 +496,20 @@ /* now compute min or max point indices and coordinates */ points = outline.points; best_point = -1; + best_contour_first = -1; + best_contour_last = -1; best_y = 0; /* make compiler happy */ - best_contour_first = 0; /* ditto */ - best_contour_last = 0; /* ditto */ { FT_Int nn; - FT_Int first = 0; - FT_Int last = -1; + FT_Int pp, first, last; - for ( nn = 0; nn < outline.n_contours; first = last + 1, nn++ ) + last = -1; + for ( nn = 0; nn < outline.n_contours; nn++ ) { - FT_Int old_best_point = best_point; - FT_Int pp; - - - last = outline.contours[nn]; + first = last + 1; + last = outline.contours[nn]; /* Avoid single-point contours since they are never */ /* rasterized. In some fonts, they correspond to mark */ @@ -551,7 +548,7 @@ } } - if ( best_point != old_best_point ) + if ( best_point > best_contour_last ) { best_contour_first = first; best_contour_last = last; @@ -1025,7 +1022,7 @@ { *a = *b; FT_TRACE5(( "blue zone overlap:" - " adjusting %s %ld to %ld\n", + " adjusting %s %td to %ld\n", a_is_top ? "overshoot" : "reference", blue_sorted[i] - axis->blues, *a )); @@ -1043,7 +1040,7 @@ AF_FaceGlobals globals = metrics->root.globals; FT_UShort* gstyles = globals->glyph_styles; - FT_Long i; + FT_UInt i; FT_TRACE5(( "no blue zones found:" @@ -1068,8 +1065,8 @@ af_latin_metrics_check_digits( AF_LatinMetrics metrics, FT_Face face ) { - FT_Bool started = 0, same_width = 1; - FT_Fixed advance = 0, old_advance = 0; + FT_Bool started = 0, same_width = 1; + FT_Long advance = 0, old_advance = 0; /* If HarfBuzz is not available, we need a pointer to a single */ /* unsigned long value. */ @@ -1134,9 +1131,11 @@ /* Initialize global metrics. */ FT_LOCAL_DEF( FT_Error ) - af_latin_metrics_init( AF_LatinMetrics metrics, + af_latin_metrics_init( AF_StyleMetrics metrics_, /* AF_LatinMetrics */ FT_Face face ) { + AF_LatinMetrics metrics = (AF_LatinMetrics)metrics_; + FT_Error error = FT_Err_Ok; FT_CharMap oldmap = face->charmap; @@ -1157,7 +1156,7 @@ } Exit: - FT_Set_Charmap( face, oldmap ); + face->charmap = oldmap; return error; } @@ -1275,8 +1274,8 @@ FT_TRACE5(( " " " vertical scaling changed" " from %.5f to %.5f (by %ld%%)\n", - scale / 65536.0, - new_scale / 65536.0, + (double)scale / 65536, + (double)new_scale / 65536, ( fitted - scaled ) * 100 / scaled )); FT_TRACE5(( "\n" )); @@ -1327,7 +1326,7 @@ FT_TRACE5(( " %ld scaled to %.2f\n", width->org, - width->cur / 64.0 )); + (double)width->cur / 64 )); } FT_TRACE5(( "\n" )); @@ -1471,13 +1470,13 @@ FT_TRACE5(( " reference %d: %ld scaled to %.2f%s\n", nn, blue->ref.org, - blue->ref.fit / 64.0, + (double)blue->ref.fit / 64, ( blue->flags & AF_LATIN_BLUE_ACTIVE ) ? "" : " (inactive)" )); FT_TRACE5(( " overshoot %d: %ld scaled to %.2f%s\n", nn, blue->shoot.org, - blue->shoot.fit / 64.0, + (double)blue->shoot.fit / 64, ( blue->flags & AF_LATIN_BLUE_ACTIVE ) ? "" : " (inactive)" )); } @@ -1489,9 +1488,12 @@ /* Scale global values in both directions. */ FT_LOCAL_DEF( void ) - af_latin_metrics_scale( AF_LatinMetrics metrics, + af_latin_metrics_scale( AF_StyleMetrics metrics_, /* AF_LatinMetrics */ AF_Scaler scaler ) { + AF_LatinMetrics metrics = (AF_LatinMetrics)metrics_; + + metrics->root.scaler.render_mode = scaler->render_mode; metrics->root.scaler.face = scaler->face; metrics->root.scaler.flags = scaler->flags; @@ -1504,11 +1506,14 @@ /* Extract standard_width from writing system/script specific */ /* metrics class. */ - FT_LOCAL_DEF( void ) - af_latin_get_standard_widths( AF_LatinMetrics metrics, + FT_CALLBACK_DEF( void ) + af_latin_get_standard_widths( AF_StyleMetrics metrics_, /* AF_LatinMetrics */ FT_Pos* stdHW, FT_Pos* stdVW ) { + AF_LatinMetrics metrics = (AF_LatinMetrics)metrics_; + + if ( stdHW ) *stdHW = metrics->axis[AF_DIMENSION_VERT].standard_width; @@ -2041,7 +2046,7 @@ max = seg2->max_coord; /* compute maximum coordinate difference of the two segments */ - /* (this is, how much they overlap) */ + /* (that is, how much they overlap) */ len = max - min; if ( len >= len_threshold ) { @@ -2203,7 +2208,7 @@ for ( seg = segments; seg < segment_limit; seg++ ) { AF_Edge found = NULL; - FT_Int ee; + FT_UInt ee; /* ignore too short segments, too wide ones, and, in this loop, */ @@ -2277,7 +2282,7 @@ for ( seg = segments; seg < segment_limit; seg++ ) { AF_Edge found = NULL; - FT_Int ee; + FT_UInt ee; if ( seg->dir != AF_DIR_NONE ) @@ -2610,8 +2615,10 @@ static FT_Error af_latin_hints_init( AF_GlyphHints hints, - AF_LatinMetrics metrics ) + AF_StyleMetrics metrics_ ) /* AF_LatinMetrics */ { + AF_LatinMetrics metrics = (AF_LatinMetrics)metrics_; + FT_Render_Mode mode; FT_UInt32 scaler_flags, other_flags; FT_Face face = metrics->root.scaler.face; @@ -2953,10 +2960,11 @@ stem_edge->pos = base_edge->pos + fitted_width; - FT_TRACE5(( " LINK: edge %ld (opos=%.2f) linked to %.2f," + FT_TRACE5(( " LINK: edge %td (opos=%.2f) linked to %.2f," " dist was %.2f, now %.2f\n", - stem_edge - hints->axis[dim].edges, stem_edge->opos / 64.0, - stem_edge->pos / 64.0, dist / 64.0, fitted_width / 64.0 )); + stem_edge - hints->axis[dim].edges, + (double)stem_edge->opos / 64, (double)stem_edge->pos / 64, + (double)dist / 64, (double)fitted_width / 64 )); } @@ -3077,15 +3085,17 @@ #ifdef FT_DEBUG_LEVEL_TRACE if ( !anchor ) - FT_TRACE5(( " BLUE_ANCHOR: edge %ld (opos=%.2f) snapped to %.2f," - " was %.2f (anchor=edge %ld)\n", - edge1 - edges, edge1->opos / 64.0, blue->fit / 64.0, - edge1->pos / 64.0, edge - edges )); + FT_TRACE5(( " BLUE_ANCHOR: edge %td (opos=%.2f) snapped to %.2f," + " was %.2f (anchor=edge %td)\n", + edge1 - edges, + (double)edge1->opos / 64, (double)blue->fit / 64, + (double)edge1->pos / 64, edge - edges )); else - FT_TRACE5(( " BLUE: edge %ld (opos=%.2f) snapped to %.2f," + FT_TRACE5(( " BLUE: edge %td (opos=%.2f) snapped to %.2f," " was %.2f\n", - edge1 - edges, edge1->opos / 64.0, blue->fit / 64.0, - edge1->pos / 64.0 )); + edge1 - edges, + (double)edge1->opos / 64, (double)blue->fit / 64, + (double)edge1->pos / 64 )); num_actions++; #endif @@ -3131,7 +3141,7 @@ /* this should not happen, but it's better to be safe */ if ( edge2->blue_edge ) { - FT_TRACE5(( " ASSERTION FAILED for edge %ld\n", edge2 - edges )); + FT_TRACE5(( " ASSERTION FAILED for edge %td\n", edge2 - edges )); af_latin_align_linked_edge( hints, dim, edge2, edge ); edge->flags |= AF_EDGE_DONE; @@ -3199,11 +3209,11 @@ anchor = edge; edge->flags |= AF_EDGE_DONE; - FT_TRACE5(( " ANCHOR: edge %ld (opos=%.2f) and %ld (opos=%.2f)" + FT_TRACE5(( " ANCHOR: edge %td (opos=%.2f) and %td (opos=%.2f)" " snapped to %.2f and %.2f\n", - edge - edges, edge->opos / 64.0, - edge2 - edges, edge2->opos / 64.0, - edge->pos / 64.0, edge2->pos / 64.0 )); + edge - edges, (double)edge->opos / 64, + edge2 - edges, (double)edge2->opos / 64, + (double)edge->pos / 64, (double)edge2->pos / 64 )); af_latin_align_linked_edge( hints, dim, edge, edge2 ); @@ -3228,9 +3238,9 @@ if ( edge2->flags & AF_EDGE_DONE ) { - FT_TRACE5(( " ADJUST: edge %ld (pos=%.2f) moved to %.2f\n", - edge - edges, edge->pos / 64.0, - ( edge2->pos - cur_len ) / 64.0 )); + FT_TRACE5(( " ADJUST: edge %td (pos=%.2f) moved to %.2f\n", + edge - edges, (double)edge->pos / 64, + (double)( edge2->pos - cur_len ) / 64 )); edge->pos = edge2->pos - cur_len; } @@ -3269,11 +3279,11 @@ edge->pos = cur_pos1 - cur_len / 2; edge2->pos = cur_pos1 + cur_len / 2; - FT_TRACE5(( " STEM: edge %ld (opos=%.2f) linked to %ld (opos=%.2f)" + FT_TRACE5(( " STEM: edge %td (opos=%.2f) linked to %td (opos=%.2f)" " snapped to %.2f and %.2f\n", - edge - edges, edge->opos / 64.0, - edge2 - edges, edge2->opos / 64.0, - edge->pos / 64.0, edge2->pos / 64.0 )); + edge - edges, (double)edge->opos / 64, + edge2 - edges, (double)edge2->opos / 64, + (double)edge->pos / 64, (double)edge2->pos / 64 )); } else @@ -3300,11 +3310,11 @@ edge->pos = ( delta1 < delta2 ) ? cur_pos1 : cur_pos2; edge2->pos = edge->pos + cur_len; - FT_TRACE5(( " STEM: edge %ld (opos=%.2f) linked to %ld (opos=%.2f)" + FT_TRACE5(( " STEM: edge %td (opos=%.2f) linked to %td (opos=%.2f)" " snapped to %.2f and %.2f\n", - edge - edges, edge->opos / 64.0, - edge2 - edges, edge2->opos / 64.0, - edge->pos / 64.0, edge2->pos / 64.0 )); + edge - edges, (double)edge->opos / 64, + edge2 - edges, (double)edge2->opos / 64, + (double)edge->pos / 64, (double)edge2->pos / 64 )); } #ifdef FT_DEBUG_LEVEL_TRACE @@ -3323,10 +3333,10 @@ if ( edge->link && FT_ABS( edge->link->pos - edge[-1].pos ) > 16 ) { #ifdef FT_DEBUG_LEVEL_TRACE - FT_TRACE5(( " BOUND: edge %ld (pos=%.2f) moved to %.2f\n", + FT_TRACE5(( " BOUND: edge %td (pos=%.2f) moved to %.2f\n", edge - edges, - edge->pos / 64.0, - edge[-1].pos / 64.0 )); + (double)edge->pos / 64, + (double)edge[-1].pos / 64 )); num_actions++; #endif @@ -3425,19 +3435,20 @@ if ( delta < 64 + 16 ) { af_latin_align_serif_edge( hints, edge->serif, edge ); - FT_TRACE5(( " SERIF: edge %ld (opos=%.2f) serif to %ld (opos=%.2f)" + FT_TRACE5(( " SERIF: edge %td (opos=%.2f) serif to %td (opos=%.2f)" " aligned to %.2f\n", - edge - edges, edge->opos / 64.0, - edge->serif - edges, edge->serif->opos / 64.0, - edge->pos / 64.0 )); + edge - edges, (double)edge->opos / 64, + edge->serif - edges, (double)edge->serif->opos / 64, + (double)edge->pos / 64 )); } else if ( !anchor ) { edge->pos = FT_PIX_ROUND( edge->opos ); anchor = edge; - FT_TRACE5(( " SERIF_ANCHOR: edge %ld (opos=%.2f)" + FT_TRACE5(( " SERIF_ANCHOR: edge %td (opos=%.2f)" " snapped to %.2f\n", - edge-edges, edge->opos / 64.0, edge->pos / 64.0 )); + edge - edges, + (double)edge->opos / 64, (double)edge->pos / 64 )); } else { @@ -3463,19 +3474,20 @@ after->pos - before->pos, after->opos - before->opos ); - FT_TRACE5(( " SERIF_LINK1: edge %ld (opos=%.2f) snapped to %.2f" - " from %ld (opos=%.2f)\n", - edge - edges, edge->opos / 64.0, - edge->pos / 64.0, - before - edges, before->opos / 64.0 )); + FT_TRACE5(( " SERIF_LINK1: edge %td (opos=%.2f) snapped to %.2f" + " from %td (opos=%.2f)\n", + edge - edges, (double)edge->opos / 64, + (double)edge->pos / 64, + before - edges, (double)before->opos / 64 )); } else { edge->pos = anchor->pos + ( ( edge->opos - anchor->opos + 16 ) & ~31 ); - FT_TRACE5(( " SERIF_LINK2: edge %ld (opos=%.2f)" + FT_TRACE5(( " SERIF_LINK2: edge %td (opos=%.2f)" " snapped to %.2f\n", - edge - edges, edge->opos / 64.0, edge->pos / 64.0 )); + edge - edges, + (double)edge->opos / 64, (double)edge->pos / 64 )); } } @@ -3493,10 +3505,10 @@ if ( edge->link && FT_ABS( edge->link->pos - edge[-1].pos ) > 16 ) { #ifdef FT_DEBUG_LEVEL_TRACE - FT_TRACE5(( " BOUND: edge %ld (pos=%.2f) moved to %.2f\n", + FT_TRACE5(( " BOUND: edge %td (pos=%.2f) moved to %.2f\n", edge - edges, - edge->pos / 64.0, - edge[-1].pos / 64.0 )); + (double)edge->pos / 64, + (double)edge[-1].pos / 64 )); num_actions++; #endif @@ -3514,10 +3526,10 @@ if ( edge->link && FT_ABS( edge->link->pos - edge[-1].pos ) > 16 ) { #ifdef FT_DEBUG_LEVEL_TRACE - FT_TRACE5(( " BOUND: edge %ld (pos=%.2f) moved to %.2f\n", + FT_TRACE5(( " BOUND: edge %td (pos=%.2f) moved to %.2f\n", edge - edges, - edge->pos / 64.0, - edge[1].pos / 64.0 )); + (double)edge->pos / 64, + (double)edge[1].pos / 64 )); num_actions++; #endif @@ -3542,8 +3554,10 @@ af_latin_hints_apply( FT_UInt glyph_index, AF_GlyphHints hints, FT_Outline* outline, - AF_LatinMetrics metrics ) + AF_StyleMetrics metrics_ ) /* AF_LatinMetrics */ { + AF_LatinMetrics metrics = (AF_LatinMetrics)metrics_; + FT_Error error; int dim; |