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-rw-r--r--src/cache/ftcbasic.c602
1 files changed, 0 insertions, 602 deletions
diff --git a/src/cache/ftcbasic.c b/src/cache/ftcbasic.c
deleted file mode 100644
index 289bd5c43..000000000
--- a/src/cache/ftcbasic.c
+++ /dev/null
@@ -1,602 +0,0 @@
-/***************************************************************************/
-/* */
-/* ftcbasic.c */
-/* */
-/* The FreeType basic cache interface (body). */
-/* */
-/* Copyright 2003-2017 by */
-/* David Turner, Robert Wilhelm, and Werner Lemberg. */
-/* */
-/* This file is part of the FreeType project, and may only be used, */
-/* modified, and distributed under the terms of the FreeType project */
-/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
-/* this file you indicate that you have read the license and */
-/* understand and accept it fully. */
-/* */
-/***************************************************************************/
-
-
-#include <ft2build.h>
-#include FT_INTERNAL_OBJECTS_H
-#include FT_INTERNAL_DEBUG_H
-#include FT_CACHE_H
-#include "ftcglyph.h"
-#include "ftcimage.h"
-#include "ftcsbits.h"
-
-#include "ftccback.h"
-#include "ftcerror.h"
-
-#define FT_COMPONENT trace_cache
-
-
- /*
- * Basic Families
- *
- */
- typedef struct FTC_BasicAttrRec_
- {
- FTC_ScalerRec scaler;
- FT_UInt load_flags;
-
- } FTC_BasicAttrRec, *FTC_BasicAttrs;
-
-#define FTC_BASIC_ATTR_COMPARE( a, b ) \
- FT_BOOL( FTC_SCALER_COMPARE( &(a)->scaler, &(b)->scaler ) && \
- (a)->load_flags == (b)->load_flags )
-
-#define FTC_BASIC_ATTR_HASH( a ) \
- ( FTC_SCALER_HASH( &(a)->scaler ) + 31 * (a)->load_flags )
-
-
- typedef struct FTC_BasicQueryRec_
- {
- FTC_GQueryRec gquery;
- FTC_BasicAttrRec attrs;
-
- } FTC_BasicQueryRec, *FTC_BasicQuery;
-
-
- typedef struct FTC_BasicFamilyRec_
- {
- FTC_FamilyRec family;
- FTC_BasicAttrRec attrs;
-
- } FTC_BasicFamilyRec, *FTC_BasicFamily;
-
-
- FT_CALLBACK_DEF( FT_Bool )
- ftc_basic_family_compare( FTC_MruNode ftcfamily,
- FT_Pointer ftcquery )
- {
- FTC_BasicFamily family = (FTC_BasicFamily)ftcfamily;
- FTC_BasicQuery query = (FTC_BasicQuery)ftcquery;
-
-
- return FTC_BASIC_ATTR_COMPARE( &family->attrs, &query->attrs );
- }
-
-
- FT_CALLBACK_DEF( FT_Error )
- ftc_basic_family_init( FTC_MruNode ftcfamily,
- FT_Pointer ftcquery,
- FT_Pointer ftccache )
- {
- FTC_BasicFamily family = (FTC_BasicFamily)ftcfamily;
- FTC_BasicQuery query = (FTC_BasicQuery)ftcquery;
- FTC_Cache cache = (FTC_Cache)ftccache;
-
-
- FTC_Family_Init( FTC_FAMILY( family ), cache );
- family->attrs = query->attrs;
- return 0;
- }
-
-
- FT_CALLBACK_DEF( FT_UInt )
- ftc_basic_family_get_count( FTC_Family ftcfamily,
- FTC_Manager manager )
- {
- FTC_BasicFamily family = (FTC_BasicFamily)ftcfamily;
- FT_Error error;
- FT_Face face;
- FT_UInt result = 0;
-
-
- error = FTC_Manager_LookupFace( manager, family->attrs.scaler.face_id,
- &face );
-
- if ( error || !face )
- return result;
-
- if ( (FT_ULong)face->num_glyphs > FT_UINT_MAX || 0 > face->num_glyphs )
- FT_TRACE1(( "ftc_basic_family_get_count:"
- " too large number of glyphs in this face, truncated\n",
- face->num_glyphs ));
-
- if ( !error )
- result = (FT_UInt)face->num_glyphs;
-
- return result;
- }
-
-
- FT_CALLBACK_DEF( FT_Error )
- ftc_basic_family_load_bitmap( FTC_Family ftcfamily,
- FT_UInt gindex,
- FTC_Manager manager,
- FT_Face *aface )
- {
- FTC_BasicFamily family = (FTC_BasicFamily)ftcfamily;
- FT_Error error;
- FT_Size size;
-
-
- error = FTC_Manager_LookupSize( manager, &family->attrs.scaler, &size );
- if ( !error )
- {
- FT_Face face = size->face;
-
-
- error = FT_Load_Glyph(
- face,
- gindex,
- (FT_Int)family->attrs.load_flags | FT_LOAD_RENDER );
- if ( !error )
- *aface = face;
- }
-
- return error;
- }
-
-
- FT_CALLBACK_DEF( FT_Error )
- ftc_basic_family_load_glyph( FTC_Family ftcfamily,
- FT_UInt gindex,
- FTC_Cache cache,
- FT_Glyph *aglyph )
- {
- FTC_BasicFamily family = (FTC_BasicFamily)ftcfamily;
- FT_Error error;
- FTC_Scaler scaler = &family->attrs.scaler;
- FT_Face face;
- FT_Size size;
-
-
- /* we will now load the glyph image */
- error = FTC_Manager_LookupSize( cache->manager,
- scaler,
- &size );
- if ( !error )
- {
- face = size->face;
-
- error = FT_Load_Glyph( face,
- gindex,
- (FT_Int)family->attrs.load_flags );
- if ( !error )
- {
- if ( face->glyph->format == FT_GLYPH_FORMAT_BITMAP ||
- face->glyph->format == FT_GLYPH_FORMAT_OUTLINE )
- {
- /* ok, copy it */
- FT_Glyph glyph;
-
-
- error = FT_Get_Glyph( face->glyph, &glyph );
- if ( !error )
- {
- *aglyph = glyph;
- goto Exit;
- }
- }
- else
- error = FT_THROW( Invalid_Argument );
- }
- }
-
- Exit:
- return error;
- }
-
-
- FT_CALLBACK_DEF( FT_Bool )
- ftc_basic_gnode_compare_faceid( FTC_Node ftcgnode,
- FT_Pointer ftcface_id,
- FTC_Cache cache,
- FT_Bool* list_changed )
- {
- FTC_GNode gnode = (FTC_GNode)ftcgnode;
- FTC_FaceID face_id = (FTC_FaceID)ftcface_id;
- FTC_BasicFamily family = (FTC_BasicFamily)gnode->family;
- FT_Bool result;
-
-
- if ( list_changed )
- *list_changed = FALSE;
- result = FT_BOOL( family->attrs.scaler.face_id == face_id );
- if ( result )
- {
- /* we must call this function to avoid this node from appearing
- * in later lookups with the same face_id!
- */
- FTC_GNode_UnselectFamily( gnode, cache );
- }
- return result;
- }
-
-
- /*
- *
- * basic image cache
- *
- */
-
- static
- const FTC_IFamilyClassRec ftc_basic_image_family_class =
- {
- {
- sizeof ( FTC_BasicFamilyRec ),
-
- ftc_basic_family_compare, /* FTC_MruNode_CompareFunc node_compare */
- ftc_basic_family_init, /* FTC_MruNode_InitFunc node_init */
- NULL, /* FTC_MruNode_ResetFunc node_reset */
- NULL /* FTC_MruNode_DoneFunc node_done */
- },
-
- ftc_basic_family_load_glyph /* FTC_IFamily_LoadGlyphFunc family_load_glyph */
- };
-
-
- static
- const FTC_GCacheClassRec ftc_basic_image_cache_class =
- {
- {
- ftc_inode_new, /* FTC_Node_NewFunc node_new */
- ftc_inode_weight, /* FTC_Node_WeightFunc node_weight */
- ftc_gnode_compare, /* FTC_Node_CompareFunc node_compare */
- ftc_basic_gnode_compare_faceid, /* FTC_Node_CompareFunc node_remove_faceid */
- ftc_inode_free, /* FTC_Node_FreeFunc node_free */
-
- sizeof ( FTC_GCacheRec ),
- ftc_gcache_init, /* FTC_Cache_InitFunc cache_init */
- ftc_gcache_done /* FTC_Cache_DoneFunc cache_done */
- },
-
- (FTC_MruListClass)&ftc_basic_image_family_class
- };
-
-
- /* documentation is in ftcache.h */
-
- FT_EXPORT_DEF( FT_Error )
- FTC_ImageCache_New( FTC_Manager manager,
- FTC_ImageCache *acache )
- {
- return FTC_GCache_New( manager, &ftc_basic_image_cache_class,
- (FTC_GCache*)acache );
- }
-
-
- /* documentation is in ftcache.h */
-
- FT_EXPORT_DEF( FT_Error )
- FTC_ImageCache_Lookup( FTC_ImageCache cache,
- FTC_ImageType type,
- FT_UInt gindex,
- FT_Glyph *aglyph,
- FTC_Node *anode )
- {
- FTC_BasicQueryRec query;
- FTC_Node node = 0; /* make compiler happy */
- FT_Error error;
- FT_Offset hash;
-
-
- /* some argument checks are delayed to `FTC_Cache_Lookup' */
- if ( !aglyph )
- {
- error = FT_THROW( Invalid_Argument );
- goto Exit;
- }
-
- *aglyph = NULL;
- if ( anode )
- *anode = NULL;
-
- if ( (FT_ULong)( type->flags - FT_INT_MIN ) > FT_UINT_MAX )
- FT_TRACE1(( "FTC_ImageCache_Lookup:"
- " higher bits in load_flags 0x%x are dropped\n",
- (FT_ULong)type->flags & ~((FT_ULong)FT_UINT_MAX) ));
-
- query.attrs.scaler.face_id = type->face_id;
- query.attrs.scaler.width = type->width;
- query.attrs.scaler.height = type->height;
- query.attrs.load_flags = (FT_UInt)type->flags;
-
- query.attrs.scaler.pixel = 1;
- query.attrs.scaler.x_res = 0; /* make compilers happy */
- query.attrs.scaler.y_res = 0;
-
- hash = FTC_BASIC_ATTR_HASH( &query.attrs ) + gindex;
-
-#if 1 /* inlining is about 50% faster! */
- FTC_GCACHE_LOOKUP_CMP( cache,
- ftc_basic_family_compare,
- FTC_GNode_Compare,
- hash, gindex,
- &query,
- node,
- error );
-#else
- error = FTC_GCache_Lookup( FTC_GCACHE( cache ),
- hash, gindex,
- FTC_GQUERY( &query ),
- &node );
-#endif
- if ( !error )
- {
- *aglyph = FTC_INODE( node )->glyph;
-
- if ( anode )
- {
- *anode = node;
- node->ref_count++;
- }
- }
-
- Exit:
- return error;
- }
-
-
- /* documentation is in ftcache.h */
-
- FT_EXPORT_DEF( FT_Error )
- FTC_ImageCache_LookupScaler( FTC_ImageCache cache,
- FTC_Scaler scaler,
- FT_ULong load_flags,
- FT_UInt gindex,
- FT_Glyph *aglyph,
- FTC_Node *anode )
- {
- FTC_BasicQueryRec query;
- FTC_Node node = 0; /* make compiler happy */
- FT_Error error;
- FT_Offset hash;
-
-
- /* some argument checks are delayed to `FTC_Cache_Lookup' */
- if ( !aglyph || !scaler )
- {
- error = FT_THROW( Invalid_Argument );
- goto Exit;
- }
-
- *aglyph = NULL;
- if ( anode )
- *anode = NULL;
-
- /* `FT_Load_Glyph' and `FT_Load_Char' take FT_UInt flags */
- if ( load_flags > FT_UINT_MAX )
- FT_TRACE1(( "FTC_ImageCache_LookupScaler:"
- " higher bits in load_flags 0x%x are dropped\n",
- load_flags & ~((FT_ULong)FT_UINT_MAX) ));
-
- query.attrs.scaler = scaler[0];
- query.attrs.load_flags = (FT_UInt)load_flags;
-
- hash = FTC_BASIC_ATTR_HASH( &query.attrs ) + gindex;
-
- FTC_GCACHE_LOOKUP_CMP( cache,
- ftc_basic_family_compare,
- FTC_GNode_Compare,
- hash, gindex,
- &query,
- node,
- error );
- if ( !error )
- {
- *aglyph = FTC_INODE( node )->glyph;
-
- if ( anode )
- {
- *anode = node;
- node->ref_count++;
- }
- }
-
- Exit:
- return error;
- }
-
-
- /*
- *
- * basic small bitmap cache
- *
- */
-
- static
- const FTC_SFamilyClassRec ftc_basic_sbit_family_class =
- {
- {
- sizeof ( FTC_BasicFamilyRec ),
- ftc_basic_family_compare, /* FTC_MruNode_CompareFunc node_compare */
- ftc_basic_family_init, /* FTC_MruNode_InitFunc node_init */
- NULL, /* FTC_MruNode_ResetFunc node_reset */
- NULL /* FTC_MruNode_DoneFunc node_done */
- },
-
- ftc_basic_family_get_count,
- ftc_basic_family_load_bitmap
- };
-
-
- static
- const FTC_GCacheClassRec ftc_basic_sbit_cache_class =
- {
- {
- ftc_snode_new, /* FTC_Node_NewFunc node_new */
- ftc_snode_weight, /* FTC_Node_WeightFunc node_weight */
- ftc_snode_compare, /* FTC_Node_CompareFunc node_compare */
- ftc_basic_gnode_compare_faceid, /* FTC_Node_CompareFunc node_remove_faceid */
- ftc_snode_free, /* FTC_Node_FreeFunc node_free */
-
- sizeof ( FTC_GCacheRec ),
- ftc_gcache_init, /* FTC_Cache_InitFunc cache_init */
- ftc_gcache_done /* FTC_Cache_DoneFunc cache_done */
- },
-
- (FTC_MruListClass)&ftc_basic_sbit_family_class
- };
-
-
- /* documentation is in ftcache.h */
-
- FT_EXPORT_DEF( FT_Error )
- FTC_SBitCache_New( FTC_Manager manager,
- FTC_SBitCache *acache )
- {
- return FTC_GCache_New( manager, &ftc_basic_sbit_cache_class,
- (FTC_GCache*)acache );
- }
-
-
- /* documentation is in ftcache.h */
-
- FT_EXPORT_DEF( FT_Error )
- FTC_SBitCache_Lookup( FTC_SBitCache cache,
- FTC_ImageType type,
- FT_UInt gindex,
- FTC_SBit *ansbit,
- FTC_Node *anode )
- {
- FT_Error error;
- FTC_BasicQueryRec query;
- FTC_Node node = 0; /* make compiler happy */
- FT_Offset hash;
-
-
- if ( anode )
- *anode = NULL;
-
- /* other argument checks delayed to `FTC_Cache_Lookup' */
- if ( !ansbit )
- return FT_THROW( Invalid_Argument );
-
- *ansbit = NULL;
-
- if ( (FT_ULong)( type->flags - FT_INT_MIN ) > FT_UINT_MAX )
- FT_TRACE1(( "FTC_ImageCache_Lookup:"
- " higher bits in load_flags 0x%x are dropped\n",
- (FT_ULong)type->flags & ~((FT_ULong)FT_UINT_MAX) ));
-
- query.attrs.scaler.face_id = type->face_id;
- query.attrs.scaler.width = type->width;
- query.attrs.scaler.height = type->height;
- query.attrs.load_flags = (FT_UInt)type->flags;
-
- query.attrs.scaler.pixel = 1;
- query.attrs.scaler.x_res = 0; /* make compilers happy */
- query.attrs.scaler.y_res = 0;
-
- /* beware, the hash must be the same for all glyph ranges! */
- hash = FTC_BASIC_ATTR_HASH( &query.attrs ) +
- gindex / FTC_SBIT_ITEMS_PER_NODE;
-
-#if 1 /* inlining is about 50% faster! */
- FTC_GCACHE_LOOKUP_CMP( cache,
- ftc_basic_family_compare,
- FTC_SNode_Compare,
- hash, gindex,
- &query,
- node,
- error );
-#else
- error = FTC_GCache_Lookup( FTC_GCACHE( cache ),
- hash,
- gindex,
- FTC_GQUERY( &query ),
- &node );
-#endif
- if ( error )
- goto Exit;
-
- *ansbit = FTC_SNODE( node )->sbits +
- ( gindex - FTC_GNODE( node )->gindex );
-
- if ( anode )
- {
- *anode = node;
- node->ref_count++;
- }
-
- Exit:
- return error;
- }
-
-
- /* documentation is in ftcache.h */
-
- FT_EXPORT_DEF( FT_Error )
- FTC_SBitCache_LookupScaler( FTC_SBitCache cache,
- FTC_Scaler scaler,
- FT_ULong load_flags,
- FT_UInt gindex,
- FTC_SBit *ansbit,
- FTC_Node *anode )
- {
- FT_Error error;
- FTC_BasicQueryRec query;
- FTC_Node node = 0; /* make compiler happy */
- FT_Offset hash;
-
-
- if ( anode )
- *anode = NULL;
-
- /* other argument checks delayed to `FTC_Cache_Lookup' */
- if ( !ansbit || !scaler )
- return FT_THROW( Invalid_Argument );
-
- *ansbit = NULL;
-
- /* `FT_Load_Glyph' and `FT_Load_Char' take FT_UInt flags */
- if ( load_flags > FT_UINT_MAX )
- FT_TRACE1(( "FTC_ImageCache_LookupScaler:"
- " higher bits in load_flags 0x%x are dropped\n",
- load_flags & ~((FT_ULong)FT_UINT_MAX) ));
-
- query.attrs.scaler = scaler[0];
- query.attrs.load_flags = (FT_UInt)load_flags;
-
- /* beware, the hash must be the same for all glyph ranges! */
- hash = FTC_BASIC_ATTR_HASH( &query.attrs ) +
- gindex / FTC_SBIT_ITEMS_PER_NODE;
-
- FTC_GCACHE_LOOKUP_CMP( cache,
- ftc_basic_family_compare,
- FTC_SNode_Compare,
- hash, gindex,
- &query,
- node,
- error );
- if ( error )
- goto Exit;
-
- *ansbit = FTC_SNODE( node )->sbits +
- ( gindex - FTC_GNODE( node )->gindex );
-
- if ( anode )
- {
- *anode = node;
- node->ref_count++;
- }
-
- Exit:
- return error;
- }
-
-
-/* END */
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