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dwrite: Move glyph box cache to PE side. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2021-12-07 15:59:45 +03:00 committed by Alexandre Julliard
parent 4ae2058e0b
commit b3ad9000c0
3 changed files with 90 additions and 70 deletions
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2
dlls/dwrite/dwrite_private.h
View File

@ -734,7 +734,7 @@ struct font_backend_funcs
UINT16 (CDECL *get_glyph_count)(font_object_handle object);
INT32 (CDECL *get_glyph_advance)(font_object_handle object, float em_size, UINT16 glyph,
DWRITE_MEASURING_MODE measuring_mode, BOOL *has_contours);
void (CDECL *get_glyph_bbox)(void *key, struct dwrite_glyphbitmap *bitmap_desc);
void (CDECL *get_glyph_bbox)(font_object_handle object, struct dwrite_glyphbitmap *bitmap_desc);
BOOL (CDECL *get_glyph_bitmap)(void *key, struct dwrite_glyphbitmap *bitmap_desc);
void (CDECL *get_design_glyph_metrics)(font_object_handle object, UINT16 upem, UINT16 ascent, unsigned int simulations,
UINT16 glyph, DWRITE_GLYPH_METRICS *metrics);

96
dlls/dwrite/font.c
View File

@ -47,11 +47,6 @@ static const FLOAT RECOMMENDED_NATURAL_PPEM = 20.0f;
static const struct font_backend_funcs *font_funcs;
void dwrite_fontface_get_glyph_bbox(IDWriteFontFace *fontface, struct dwrite_glyphbitmap *bitmap)
{
font_funcs->get_glyph_bbox(fontface, bitmap);
}
struct cache_key
{
float size;
@ -65,40 +60,28 @@ struct cache_entry
struct list mru;
struct cache_key key;
float advance;
RECT bbox;
unsigned int has_contours : 1;
unsigned int has_advance : 1;
unsigned int has_bbox : 1;
};
static struct cache_entry * fontface_get_cache_entry(struct dwrite_fontface *fontface, const struct cache_key *key)
{
struct cache_entry *entry;
struct wine_rb_entry *e;
if (!(e = wine_rb_get(&fontface->cache.tree, key))) return NULL;
entry = WINE_RB_ENTRY_VALUE(e, struct cache_entry, entry);
list_remove(&entry->mru);
list_add_head(&fontface->cache.mru, &entry->mru);
return WINE_RB_ENTRY_VALUE(entry, struct cache_entry, entry);
}
static size_t fontface_get_cache_entry_size(const struct cache_entry *entry)
{
return sizeof(*entry);
}
static float fontface_get_glyph_advance(struct dwrite_fontface *fontface, float fontsize, unsigned short glyph,
unsigned short mode, BOOL *has_contours)
static struct cache_entry * fontface_get_cache_entry(struct dwrite_fontface *fontface, const struct cache_key *key)
{
struct cache_key key = { .size = fontsize, .glyph = glyph, .mode = mode };
struct cache_entry *entry, *old_entry;
struct wine_rb_entry *e;
size_t size;
BOOL value;
if (!(entry = fontface_get_cache_entry(fontface, &key)))
if (!(e = wine_rb_get(&fontface->cache.tree, key)))
{
if (!(entry = calloc(1, sizeof(*entry))))
return 0.0f;
entry->key = key;
if (!(entry = calloc(1, sizeof(*entry)))) return NULL;
entry->key = *key;
list_init(&entry->mru);
size = fontface_get_cache_entry_size(entry);
if ((fontface->cache.size + size > fontface->cache.max_size) && !list_empty(&fontface->cache.mru))
@ -110,16 +93,33 @@ static float fontface_get_glyph_advance(struct dwrite_fontface *fontface, float
free(old_entry);
}
list_add_head(&fontface->cache.mru, &entry->mru);
if (wine_rb_put(&fontface->cache.tree, &key, &entry->entry) == -1)
{
WARN("Failed to add cache entry.\n");
return 0.0f;
free(entry);
return NULL;
}
fontface->cache.size += size;
}
else
entry = WINE_RB_ENTRY_VALUE(e, struct cache_entry, entry);
list_remove(&entry->mru);
list_add_head(&fontface->cache.mru, &entry->mru);
return entry;
}
static float fontface_get_glyph_advance(struct dwrite_fontface *fontface, float fontsize, unsigned short glyph,
unsigned short mode, BOOL *has_contours)
{
struct cache_key key = { .size = fontsize, .glyph = glyph, .mode = mode };
struct cache_entry *entry;
BOOL value;
if (!(entry = fontface_get_cache_entry(fontface, &key)))
return 0.0f;
if (!entry->has_advance)
{
@ -132,6 +132,32 @@ static float fontface_get_glyph_advance(struct dwrite_fontface *fontface, float
return entry->advance;
}
void dwrite_fontface_get_glyph_bbox(IDWriteFontFace *iface, struct dwrite_glyphbitmap *bitmap)
{
struct cache_key key = { .size = bitmap->emsize, .glyph = bitmap->glyph, .mode = DWRITE_MEASURING_MODE_NATURAL };
struct dwrite_fontface *fontface = unsafe_impl_from_IDWriteFontFace(iface);
struct cache_entry *entry;
EnterCriticalSection(&fontface->cs);
/* For now bypass cache for transformed cases. */
if (bitmap->m && memcmp(bitmap->m, &identity, sizeof(*bitmap->m)))
{
font_funcs->get_glyph_bbox(fontface->get_font_object(fontface), bitmap);
}
else if ((entry = fontface_get_cache_entry(fontface, &key)))
{
if (entry->has_bbox)
bitmap->bbox = entry->bbox;
else
{
font_funcs->get_glyph_bbox(fontface->get_font_object(fontface), bitmap);
entry->bbox = bitmap->bbox;
entry->has_bbox = 1;
}
}
LeaveCriticalSection(&fontface->cs);
}
static int fontface_cache_compare(const void *k, const struct wine_rb_entry *e)
{
const struct cache_entry *entry = WINE_RB_ENTRY_VALUE(e, const struct cache_entry, entry);
@ -5819,8 +5845,6 @@ static UINT32 get_glyph_bitmap_pitch(DWRITE_RENDERING_MODE1 rendering_mode, INT
static void glyphrunanalysis_get_texturebounds(struct dwrite_glyphrunanalysis *analysis, RECT *bounds)
{
struct dwrite_glyphbitmap glyph_bitmap;
IDWriteFontFace4 *fontface;
HRESULT hr;
UINT32 i;
if (analysis->flags & RUNANALYSIS_BOUNDS_READY) {
@ -5831,12 +5855,8 @@ static void glyphrunanalysis_get_texturebounds(struct dwrite_glyphrunanalysis *a
if (analysis->run.isSideways)
FIXME("sideways runs are not supported.\n");
hr = IDWriteFontFace_QueryInterface(analysis->run.fontFace, &IID_IDWriteFontFace4, (void **)&fontface);
if (FAILED(hr))
WARN("failed to get IDWriteFontFace4, 0x%08x\n", hr);
memset(&glyph_bitmap, 0, sizeof(glyph_bitmap));
glyph_bitmap.simulations = IDWriteFontFace4_GetSimulations(fontface);
glyph_bitmap.simulations = IDWriteFontFace_GetSimulations(analysis->run.fontFace);
glyph_bitmap.emsize = analysis->run.fontEmSize;
glyph_bitmap.nohint = is_natural_rendering_mode(analysis->rendering_mode);
if (analysis->flags & RUNANALYSIS_USE_TRANSFORM)
@ -5847,7 +5867,7 @@ static void glyphrunanalysis_get_texturebounds(struct dwrite_glyphrunanalysis *a
UINT32 bitmap_size;
glyph_bitmap.glyph = analysis->run.glyphIndices[i];
font_funcs->get_glyph_bbox(fontface, &glyph_bitmap);
dwrite_fontface_get_glyph_bbox(analysis->run.fontFace, &glyph_bitmap);
bitmap_size = get_glyph_bitmap_pitch(analysis->rendering_mode, bbox->right - bbox->left) *
(bbox->bottom - bbox->top);
@ -5858,8 +5878,6 @@ static void glyphrunanalysis_get_texturebounds(struct dwrite_glyphrunanalysis *a
UnionRect(&analysis->bounds, &analysis->bounds, bbox);
}
IDWriteFontFace4_Release(fontface);
analysis->flags |= RUNANALYSIS_BOUNDS_READY;
*bounds = analysis->bounds;
}
@ -5946,7 +5964,7 @@ static HRESULT glyphrunanalysis_render(struct dwrite_glyphrunanalysis *analysis)
BOOL is_1bpp;
glyph_bitmap.glyph = analysis->run.glyphIndices[i];
font_funcs->get_glyph_bbox(fontface, &glyph_bitmap);
dwrite_fontface_get_glyph_bbox(analysis->run.fontFace, &glyph_bitmap);
if (IsRectEmpty(bbox))
continue;

62
dlls/dwrite/freetype.c
View File

@ -76,6 +76,7 @@ MAKE_FUNCPTR(FT_Done_FreeType);
MAKE_FUNCPTR(FT_Done_Glyph);
MAKE_FUNCPTR(FT_Done_Size);
MAKE_FUNCPTR(FT_Get_First_Char);
MAKE_FUNCPTR(FT_Get_Glyph);
MAKE_FUNCPTR(FT_Get_Kerning);
MAKE_FUNCPTR(FT_Get_Sfnt_Table);
MAKE_FUNCPTR(FT_Glyph_Copy);
@ -184,6 +185,7 @@ static BOOL init_freetype(void)
LOAD_FUNCPTR(FT_Done_Glyph)
LOAD_FUNCPTR(FT_Done_Size)
LOAD_FUNCPTR(FT_Get_First_Char)
LOAD_FUNCPTR(FT_Get_Glyph)
LOAD_FUNCPTR(FT_Get_Kerning)
LOAD_FUNCPTR(FT_Get_Sfnt_Table)
LOAD_FUNCPTR(FT_Glyph_Copy)
@ -572,7 +574,7 @@ static BOOL is_face_scalable(void *key)
return FALSE;
}
static BOOL get_glyph_transform(void *key, struct dwrite_glyphbitmap *bitmap, FT_Matrix *ret)
static BOOL get_glyph_transform(struct dwrite_glyphbitmap *bitmap, FT_Matrix *ret)
{
FT_Matrix m;
@ -583,7 +585,7 @@ static BOOL get_glyph_transform(void *key, struct dwrite_glyphbitmap *bitmap, FT
/* Some fonts provide mostly bitmaps and very few outlines, for example for .notdef.
Disable transform if that's the case. */
if (!is_face_scalable(key) || (!bitmap->m && !bitmap->simulations))
if (!bitmap->m && !bitmap->simulations)
return FALSE;
if (bitmap->simulations & DWRITE_FONT_SIMULATIONS_OBLIQUE) {
@ -602,42 +604,42 @@ static BOOL get_glyph_transform(void *key, struct dwrite_glyphbitmap *bitmap, FT
return TRUE;
}
static void CDECL freetype_get_glyph_bbox(void *key, struct dwrite_glyphbitmap *bitmap)
static void CDECL freetype_get_glyph_bbox(font_object_handle object, struct dwrite_glyphbitmap *bitmap)
{
FTC_ImageTypeRec imagetype;
FT_Face face = object;
FT_Glyph glyph = NULL;
FT_BBox bbox = { 0 };
BOOL needs_transform;
FT_Glyph glyph;
FT_Matrix m;
FT_Size size;
RtlEnterCriticalSection(&freetype_cs);
SetRectEmpty(&bitmap->bbox);
needs_transform = get_glyph_transform(key, bitmap, &m);
if (!(size = freetype_set_face_size(face, bitmap->emsize)))
return;
imagetype.face_id = key;
imagetype.width = 0;
imagetype.height = bitmap->emsize;
imagetype.flags = needs_transform ? FT_LOAD_NO_BITMAP : FT_LOAD_DEFAULT;
needs_transform = FT_IS_SCALABLE(face) && get_glyph_transform(bitmap, &m);
if (pFTC_ImageCache_Lookup(image_cache, &imagetype, bitmap->glyph, &glyph, NULL) == 0) {
if (needs_transform) {
FT_Glyph glyph_copy;
if (pFT_Glyph_Copy(glyph, &glyph_copy) == 0) {
if (bitmap->simulations & DWRITE_FONT_SIMULATIONS_BOLD)
embolden_glyph(glyph_copy, bitmap->emsize);
/* Includes oblique and user transform. */
pFT_Glyph_Transform(glyph_copy, &m, NULL);
pFT_Glyph_Get_CBox(glyph_copy, FT_GLYPH_BBOX_PIXELS, &bbox);
pFT_Done_Glyph(glyph_copy);
}
}
else
pFT_Glyph_Get_CBox(glyph, FT_GLYPH_BBOX_PIXELS, &bbox);
if (pFT_Load_Glyph(face, bitmap->glyph, needs_transform ? FT_LOAD_NO_BITMAP : 0))
{
WARN("Failed to load glyph %u.\n", bitmap->glyph);
pFT_Done_Size(size);
return;
}
RtlLeaveCriticalSection(&freetype_cs);
pFT_Get_Glyph(face->glyph, &glyph);
if (needs_transform)
{
if (bitmap->simulations & DWRITE_FONT_SIMULATIONS_BOLD)
embolden_glyph(glyph, bitmap->emsize);
/* Includes oblique and user transform. */
pFT_Glyph_Transform(glyph, &m, NULL);
}
pFT_Glyph_Get_CBox(glyph, FT_GLYPH_BBOX_PIXELS, &bbox);
pFT_Done_Glyph(glyph);
pFT_Done_Size(size);
/* flip Y axis */
SetRect(&bitmap->bbox, bbox.xMin, -bbox.yMax, bbox.xMax, -bbox.yMin);
@ -744,7 +746,7 @@ static BOOL CDECL freetype_get_glyph_bitmap(void *key, struct dwrite_glyphbitmap
RtlEnterCriticalSection(&freetype_cs);
needs_transform = get_glyph_transform(key, bitmap, &m);
needs_transform = is_face_scalable(key) && get_glyph_transform(bitmap, &m);
imagetype.face_id = key;
imagetype.width = 0;
@ -865,7 +867,7 @@ static INT32 CDECL null_get_glyph_advance(font_object_handle object, float emsiz
return 0;
}
static void CDECL null_get_glyph_bbox(void *key, struct dwrite_glyphbitmap *bitmap)
static void CDECL null_get_glyph_bbox(font_object_handle object, struct dwrite_glyphbitmap *bitmap)
{
SetRectEmpty(&bitmap->bbox);
}