diff options
Diffstat (limited to 'gfx/cairo/win32-cleartype-clipping.patch')
| -rw-r--r-- | gfx/cairo/win32-cleartype-clipping.patch | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/gfx/cairo/win32-cleartype-clipping.patch b/gfx/cairo/win32-cleartype-clipping.patch deleted file mode 100644 index 839e94039..000000000 --- a/gfx/cairo/win32-cleartype-clipping.patch +++ /dev/null @@ -1,23 +0,0 @@ -diff --git a/gfx/cairo/cairo/src/cairo-win32-font.c b/gfx/cairo/cairo/src/cairo-win32-font.c ---- a/gfx/cairo/cairo/src/cairo-win32-font.c -+++ b/gfx/cairo/cairo/src/cairo-win32-font.c -@@ -986,6 +986,19 @@ _cairo_win32_scaled_font_init_glyph_metr - &metrics, 0, NULL, &matrix) == GDI_ERROR) { - status = _cairo_win32_print_gdi_error ("_cairo_win32_scaled_font_init_glyph_metrics:GetGlyphOutlineW"); - memset (&metrics, 0, sizeof (GLYPHMETRICS)); -+ } else { -+ if (metrics.gmBlackBoxX > 0 && scaled_font->base.options.antialias != CAIRO_ANTIALIAS_NONE) { -+ /* The bounding box reported by Windows supposedly contains the glyph's "black" area; -+ * however, antialiasing (especially with ClearType) means that the actual image that -+ * needs to be rendered may "bleed" into the adjacent pixels, mainly on the right side. -+ * To avoid clipping the glyphs when drawn by _cairo_surface_fallback_show_glyphs, -+ * for example, or other code that uses glyph extents to determine the area to update, -+ * we add a pixel of "slop" to left side of the nominal "black" area returned by GDI, -+ * and two pixels to the right (as tests show some glyphs bleed into this column). -+ */ -+ metrics.gmptGlyphOrigin.x -= 1; -+ metrics.gmBlackBoxX += 3; -+ } - } - cairo_win32_scaled_font_done_font (&scaled_font->base); - if (status) |