69 lines
2.9 KiB
Diff
69 lines
2.9 KiB
Diff
diff -u -r qtwebengine-opensource-src-5.9.1/src/3rdparty/chromium/third_party/skia/src/ports/SkFontHost_FreeType.cpp qtwebengine-opensource-src-5.9.1-ftfixes/src/3rdparty/chromium/third_party/skia/src/ports/SkFontHost_FreeType.cpp
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--- qtwebengine-opensource-src-5.9.1/src/3rdparty/chromium/third_party/skia/src/ports/SkFontHost_FreeType.cpp 2017-09-19 17:38:43.659642835 +0200
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+++ qtwebengine-opensource-src-5.9.1-ftfixes/src/3rdparty/chromium/third_party/skia/src/ports/SkFontHost_FreeType.cpp 2017-09-19 17:38:50.492991631 +0200
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@@ -80,7 +80,7 @@
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class FreeTypeLibrary : SkNoncopyable {
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public:
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- FreeTypeLibrary() : fLibrary(nullptr), fIsLCDSupported(false), fLCDExtra(0) {
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+ FreeTypeLibrary() : fLibrary(nullptr) {
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if (FT_New_Library(&gFTMemory, &fLibrary)) {
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return;
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}
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@@ -90,8 +90,6 @@
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// Default { 0x10, 0x40, 0x70, 0x40, 0x10 } adds up to 0x110, simulating ink spread.
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// SetLcdFilter must be called before SetLcdFilterWeights.
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if (FT_Library_SetLcdFilter(fLibrary, FT_LCD_FILTER_DEFAULT) == 0) {
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- fIsLCDSupported = true;
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- fLCDExtra = 2; //Using a filter adds one full pixel to each side.
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#ifdef SK_FONTHOST_FREETYPE_USE_NORMAL_LCD_FILTER
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// Adds to 0x110 simulating ink spread, but provides better results than default.
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@@ -124,13 +122,9 @@
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}
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FT_Library library() { return fLibrary; }
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- bool isLCDSupported() { return fIsLCDSupported; }
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- int lcdExtra() { return fLCDExtra; }
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private:
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FT_Library fLibrary;
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- bool fIsLCDSupported;
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- int fLCDExtra;
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// FT_Library_SetLcdFilterWeights was introduced in FreeType 2.4.0.
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// The following platforms provide FreeType of at least 2.4.0.
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@@ -633,17 +627,6 @@
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rec->fTextSize = SkIntToScalar(1 << 14);
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}
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- if (isLCD(*rec)) {
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- // TODO: re-work so that FreeType is set-up and selected by the SkFontMgr.
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- SkAutoMutexAcquire ama(gFTMutex);
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- ref_ft_library();
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- if (!gFTLibrary->isLCDSupported()) {
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- // If the runtime Freetype library doesn't support LCD, disable it here.
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- rec->fMaskFormat = SkMask::kA8_Format;
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- }
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- unref_ft_library();
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- }
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-
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SkPaint::Hinting h = rec->getHinting();
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if (SkPaint::kFull_Hinting == h && !isLCD(*rec)) {
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// collapse full->normal hinting if we're not doing LCD
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@@ -1046,11 +1029,11 @@
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void SkScalerContext_FreeType::updateGlyphIfLCD(SkGlyph* glyph) {
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if (isLCD(fRec)) {
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if (fLCDIsVert) {
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- glyph->fHeight += gFTLibrary->lcdExtra();
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- glyph->fTop -= gFTLibrary->lcdExtra() >> 1;
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+ glyph->fHeight += 2;
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+ glyph->fTop -= 1;
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} else {
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- glyph->fWidth += gFTLibrary->lcdExtra();
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- glyph->fLeft -= gFTLibrary->lcdExtra() >> 1;
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+ glyph->fWidth += 2;
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+ glyph->fLeft -= 1;
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}
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}
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}
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