[PATCH 3/5] dwrite: Move glyph box cache to PE side.
Nikolay Sivov
nsivov at codeweavers.com
Tue Dec 7 06:59:45 CST 2021
Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---
dlls/dwrite/dwrite_private.h | 2 +-
dlls/dwrite/font.c | 96 +++++++++++++++++++++---------------
dlls/dwrite/freetype.c | 58 +++++++++++-----------
3 files changed, 88 insertions(+), 68 deletions(-)
diff --git a/dlls/dwrite/dwrite_private.h b/dlls/dwrite/dwrite_private.h
index ba634c99917..b166766a167 100644
--- a/dlls/dwrite/dwrite_private.h
+++ b/dlls/dwrite/dwrite_private.h
@@ -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);
diff --git a/dlls/dwrite/font.c b/dlls/dwrite/font.c
index 205b2f8c0f1..c6ef61f7fe3 100644
--- a/dlls/dwrite/font.c
+++ b/dlls/dwrite/font.c
@@ -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;
diff --git a/dlls/dwrite/freetype.c b/dlls/dwrite/freetype.c
index dede7c46c9c..34b08cfd2a4 100644
--- a/dlls/dwrite/freetype.c
+++ b/dlls/dwrite/freetype.c
@@ -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_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;
+ }
- if (pFT_Glyph_Copy(glyph, &glyph_copy) == 0) {
- if (bitmap->simulations & DWRITE_FONT_SIMULATIONS_BOLD)
- embolden_glyph(glyph_copy, bitmap->emsize);
+ 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_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);
+ /* Includes oblique and user transform. */
+ pFT_Glyph_Transform(glyph, &m, NULL);
}
- RtlLeaveCriticalSection(&freetype_cs);
+ 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);
}
--
2.33.0
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