diff options
Diffstat (limited to 'src/3rdparty/freetype/src/cache/ftcsbits.c')
-rw-r--r-- | src/3rdparty/freetype/src/cache/ftcsbits.c | 43 |
1 files changed, 30 insertions, 13 deletions
diff --git a/src/3rdparty/freetype/src/cache/ftcsbits.c b/src/3rdparty/freetype/src/cache/ftcsbits.c index 60d46aa7a0..59727d16e2 100644 --- a/src/3rdparty/freetype/src/cache/ftcsbits.c +++ b/src/3rdparty/freetype/src/cache/ftcsbits.c @@ -4,7 +4,7 @@ /* */ /* FreeType sbits manager (body). */ /* */ -/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2009 by */ +/* Copyright 2000-2006, 2009-2011, 2013, 2014 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -116,7 +116,7 @@ if ( (FT_UInt)(gindex - gnode->gindex) >= snode->count ) { FT_ERROR(( "ftc_snode_load: invalid glyph index" )); - return FTC_Err_Invalid_Argument; + return FT_THROW( Invalid_Argument ); } sbit = snode->sbits + ( gindex - gnode->gindex ); @@ -142,12 +142,12 @@ goto BadGlyph; } - /* Check that our values fit into 8-bit containers! */ + /* Check whether our values fit into 8-bit containers! */ /* If this is not the case, our bitmap is too large */ /* and we will leave it as `missing' with sbit.buffer = 0 */ -#define CHECK_CHAR( d ) ( temp = (FT_Char)d, temp == d ) -#define CHECK_BYTE( d ) ( temp = (FT_Byte)d, temp == d ) +#define CHECK_CHAR( d ) ( temp = (FT_Char)d, (FT_Int) temp == (FT_Int) d ) +#define CHECK_BYTE( d ) ( temp = (FT_Byte)d, (FT_UInt)temp == (FT_UInt)d ) /* horizontal advance in pixels */ xadvance = ( slot->advance.x + 32 ) >> 6; @@ -160,7 +160,11 @@ !CHECK_CHAR( slot->bitmap_top ) || !CHECK_CHAR( xadvance ) || !CHECK_CHAR( yadvance ) ) + { + FT_TRACE2(( "ftc_snode_load:" + " glyph too large for small bitmap cache\n")); goto BadGlyph; + } sbit->width = (FT_Byte)bitmap->width; sbit->height = (FT_Byte)bitmap->rows; @@ -185,13 +189,13 @@ /* we mark unloaded glyphs with `sbit.buffer == 0' */ /* and `width == 255', `height == 0' */ /* */ - if ( error && error != FTC_Err_Out_Of_Memory ) + if ( error && FT_ERR_NEQ( error, Out_Of_Memory ) ) { BadGlyph: sbit->width = 255; sbit->height = 0; sbit->buffer = NULL; - error = 0; + error = FT_Err_Ok; if ( asize ) *asize = 0; } @@ -213,12 +217,13 @@ FTC_SFamilyClass clazz = FTC_CACHE__SFAMILY_CLASS( cache ); FT_UInt total; + FT_UInt node_count; total = clazz->family_get_count( family, cache->manager ); if ( total == 0 || gindex >= total ) { - error = FT_Err_Invalid_Argument; + error = FT_THROW( Invalid_Argument ); goto Exit; } @@ -235,6 +240,10 @@ FTC_GNode_Init( FTC_GNODE( snode ), start, family ); snode->count = count; + for ( node_count = 0; node_count < count; node_count++ ) + { + snode->sbits[node_count].width = 255; + } error = ftc_snode_load( snode, cache->manager, @@ -315,7 +324,8 @@ FT_LOCAL_DEF( FT_Bool ) ftc_snode_compare( FTC_Node ftcsnode, FT_Pointer ftcgquery, - FTC_Cache cache ) + FTC_Cache cache, + FT_Bool* list_changed ) { FTC_SNode snode = (FTC_SNode)ftcsnode; FTC_GQuery gquery = (FTC_GQuery)ftcgquery; @@ -324,6 +334,8 @@ FT_Bool result; + if (list_changed) + *list_changed = FALSE; result = FT_BOOL( gnode->family == gquery->family && (FT_UInt)( gindex - gnode->gindex ) < snode->count ); if ( result ) @@ -364,7 +376,7 @@ * */ - if ( sbit->buffer == NULL && sbit->width != 255 ) + if ( sbit->buffer == NULL && sbit->width == 255 ) { FT_ULong size; FT_Error error; @@ -377,7 +389,7 @@ { error = ftc_snode_load( snode, cache->manager, gindex, &size ); } - FTC_CACHE_TRYLOOP_END(); + FTC_CACHE_TRYLOOP_END( list_changed ); ftcsnode->ref_count--; /* unlock the node */ @@ -392,13 +404,18 @@ } +#ifdef FTC_INLINE + FT_LOCAL_DEF( FT_Bool ) FTC_SNode_Compare( FTC_SNode snode, FTC_GQuery gquery, - FTC_Cache cache ) + FTC_Cache cache, + FT_Bool* list_changed ) { - return ftc_snode_compare( FTC_NODE( snode ), gquery, cache ); + return ftc_snode_compare( FTC_NODE( snode ), gquery, + cache, list_changed ); } +#endif /* END */ |