diff options
Diffstat (limited to 'src/3rdparty/freetype/src/smooth/ftgrays.c')
| -rw-r--r-- | src/3rdparty/freetype/src/smooth/ftgrays.c | 92 |
1 files changed, 53 insertions, 39 deletions
diff --git a/src/3rdparty/freetype/src/smooth/ftgrays.c b/src/3rdparty/freetype/src/smooth/ftgrays.c index 622035aa79..0918272f87 100644 --- a/src/3rdparty/freetype/src/smooth/ftgrays.c +++ b/src/3rdparty/freetype/src/smooth/ftgrays.c @@ -4,7 +4,7 @@ * * A new `perfect' anti-aliasing renderer (body). * - * Copyright (C) 2000-2022 by + * Copyright (C) 2000-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -418,21 +418,21 @@ typedef ptrdiff_t FT_PtrDist; /* It is faster to write small spans byte-by-byte than calling */ /* `memset'. This is mainly due to the cost of the function call. */ -#define FT_GRAY_SET( d, s, count ) \ - FT_BEGIN_STMNT \ - unsigned char* q = d; \ - switch ( count ) \ - { \ - case 7: *q++ = (unsigned char)s; /* fall through */ \ - case 6: *q++ = (unsigned char)s; /* fall through */ \ - case 5: *q++ = (unsigned char)s; /* fall through */ \ - case 4: *q++ = (unsigned char)s; /* fall through */ \ - case 3: *q++ = (unsigned char)s; /* fall through */ \ - case 2: *q++ = (unsigned char)s; /* fall through */ \ - case 1: *q = (unsigned char)s; /* fall through */ \ - case 0: break; \ - default: FT_MEM_SET( d, s, count ); \ - } \ +#define FT_GRAY_SET( d, s, count ) \ + FT_BEGIN_STMNT \ + unsigned char* q = d; \ + switch ( count ) \ + { \ + case 7: *q++ = (unsigned char)s; FALL_THROUGH; \ + case 6: *q++ = (unsigned char)s; FALL_THROUGH; \ + case 5: *q++ = (unsigned char)s; FALL_THROUGH; \ + case 4: *q++ = (unsigned char)s; FALL_THROUGH; \ + case 3: *q++ = (unsigned char)s; FALL_THROUGH; \ + case 2: *q++ = (unsigned char)s; FALL_THROUGH; \ + case 1: *q = (unsigned char)s; FALL_THROUGH; \ + case 0: break; \ + default: FT_MEM_SET( d, s, count ); \ + } \ FT_END_STMNT @@ -1006,10 +1006,11 @@ typedef ptrdiff_t FT_PtrDist; * * For other cases, using binary splits is actually slightly faster. */ -#if defined( __SSE2__ ) || \ - defined( __x86_64__ ) || \ - defined( _M_AMD64 ) || \ - ( defined( _M_IX86_FP ) && _M_IX86_FP >= 2 ) +#if ( defined( __SSE2__ ) || \ + defined( __x86_64__ ) || \ + defined( _M_AMD64 ) || \ + ( defined( _M_IX86_FP ) && _M_IX86_FP >= 2 ) ) && \ + !defined( __VMS ) # define FT_SSE2 1 #else # define FT_SSE2 0 @@ -1427,8 +1428,10 @@ typedef ptrdiff_t FT_PtrDist; static int gray_move_to( const FT_Vector* to, - gray_PWorker worker ) + void* worker_ ) /* gray_PWorker */ { + gray_PWorker worker = (gray_PWorker)worker_; + TPos x, y; @@ -1446,8 +1449,11 @@ typedef ptrdiff_t FT_PtrDist; static int gray_line_to( const FT_Vector* to, - gray_PWorker worker ) + void* worker_ ) /* gray_PWorker */ { + gray_PWorker worker = (gray_PWorker)worker_; + + gray_render_line( RAS_VAR_ UPSCALE( to->x ), UPSCALE( to->y ) ); return 0; } @@ -1456,8 +1462,11 @@ typedef ptrdiff_t FT_PtrDist; static int gray_conic_to( const FT_Vector* control, const FT_Vector* to, - gray_PWorker worker ) + void* worker_ ) /* gray_PWorker */ { + gray_PWorker worker = (gray_PWorker)worker_; + + gray_render_conic( RAS_VAR_ control, to ); return 0; } @@ -1467,8 +1476,11 @@ typedef ptrdiff_t FT_PtrDist; gray_cubic_to( const FT_Vector* control1, const FT_Vector* control2, const FT_Vector* to, - gray_PWorker worker ) + void* worker_ ) /* gray_PWorker */ { + gray_PWorker worker = (gray_PWorker)worker_; + + gray_render_cubic( RAS_VAR_ control1, control2, to ); return 0; } @@ -1666,6 +1678,8 @@ typedef ptrdiff_t FT_PtrDist; int n; /* index of contour in outline */ int first; /* index of first point in contour */ + int last; /* index of last point in contour */ + char tag; /* current point's state */ int shift; @@ -1680,18 +1694,17 @@ typedef ptrdiff_t FT_PtrDist; shift = func_interface->shift; delta = func_interface->delta; - first = 0; + last = -1; for ( n = 0; n < outline->n_contours; n++ ) { - int last; /* index of last point in contour */ - - - FT_TRACE5(( "FT_Outline_Decompose: Outline %d\n", n )); + FT_TRACE5(( "FT_Outline_Decompose: Contour %d\n", n )); + first = last + 1; last = outline->contours[n]; - if ( last < 0 ) + if ( last < first ) goto Invalid_Outline; + limit = outline->points + last; v_start = outline->points[first]; @@ -1874,11 +1887,9 @@ typedef ptrdiff_t FT_PtrDist; v_start.x / 64.0, v_start.y / 64.0 )); error = func_interface->line_to( &v_start, user ); - Close: + Close: if ( error ) goto Exit; - - first = last + 1; } FT_TRACE5(( "FT_Outline_Decompose: Done\n", n )); @@ -1909,10 +1920,10 @@ typedef ptrdiff_t FT_PtrDist; static int - gray_convert_glyph_inner( RAS_ARG, + gray_convert_glyph_inner( RAS_ARG_ int continued ) { - int error; + volatile int error; if ( ft_setjmp( ras.jump_buffer ) == 0 ) @@ -1923,7 +1934,7 @@ typedef ptrdiff_t FT_PtrDist; if ( continued ) FT_Trace_Enable(); - FT_TRACE7(( "band [%d..%d]: %ld cell%s remaining/\n", + FT_TRACE7(( "band [%d..%d]: %td cell%s remaining/\n", ras.min_ey, ras.max_ey, ras.cell_null - ras.cell_free, @@ -2004,7 +2015,7 @@ typedef ptrdiff_t FT_PtrDist; ras.max_ey = band[0]; ras.count_ey = width; - error = gray_convert_glyph_inner( RAS_VAR, continued ); + error = gray_convert_glyph_inner( RAS_VAR_ continued ); continued = 1; if ( !error ) @@ -2156,9 +2167,12 @@ typedef ptrdiff_t FT_PtrDist; #else /* !STANDALONE_ */ static int - gray_raster_new( FT_Memory memory, - gray_PRaster* araster ) + gray_raster_new( void* memory_, + FT_Raster* araster_ ) { + FT_Memory memory = (FT_Memory)memory_; + gray_PRaster* araster = (gray_PRaster*)araster_; + FT_Error error; gray_PRaster raster = NULL; |