gdi32: Add a workaround for Freetype < 2.8.1 using v40 FT_LOAD_TARGET_MONO.

Freetype < 2.8.1 v40 has incorrect advance widths and rendering issues. Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=41639Signed-off-by: Byeongsik Jeon <bsjeon@hanmail.net> Signed-off-by: Huw Davies <huw@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

gdi32: Add a workaround for Freetype < 2.8.1 using v40 FT_LOAD_TARGET_MONO.
c666a455 · Byeongsik Jeon · Alexandre Julliard · bfd02931 · c666a455
Commit c666a455 authored Feb 19, 2019 by Byeongsik Jeon Committed by Alexandre Julliard Feb 19, 2019
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freetype.c dlls/gdi32/freetype.c +9 -0

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--- a/dlls/gdi32/freetype.c
+++ b/dlls/gdi32/freetype.c
@@ -170,6 +170,7 @@ static FT_TrueTypeEngineType (*pFT_Get_TrueType_Engine_Type)(FT_Library);
 #ifdef FT_LCD_FILTER_H
 static FT_Error (*pFT_Library_SetLcdFilter)(FT_Library, FT_LcdFilter);
 #endif
+static FT_Error (*pFT_Property_Set)(FT_Library, const FT_String *, const FT_String *, const void *);

 #ifdef SONAME_LIBFONTCONFIG
 #include <fontconfig/fontconfig.h>
@@ -4162,6 +4163,7 @@ static BOOL init_freetype(void)
 #ifdef FT_LCD_FILTER_H
    pFT_Library_SetLcdFilter = wine_dlsym(ft_handle, "FT_Library_SetLcdFilter", NULL, 0);
 #endif
+    pFT_Property_Set = wine_dlsym(ft_handle, "FT_Property_Set", NULL, 0);

    if(pFT_Init_FreeType(&library) != 0) {
        ERR("Can't init FreeType library\n");
@@ -4176,6 +4178,13 @@ static BOOL init_freetype(void)
                       ((FT_Version.minor <<  8) & 0x00ff00) |
                       ((FT_Version.patch      ) & 0x0000ff);

+    /* In Freetype < 2.8.1 v40's FT_LOAD_TARGET_MONO has broken advance widths. */
+    if (pFT_Property_Set && FT_SimpleVersion < FT_VERSION_VALUE(2, 8, 1))
+    {
+        FT_UInt interpreter_version = 35;
+        pFT_Property_Set( library, "truetype", "interpreter-version", &interpreter_version );
+    }
+
    font_driver = &freetype_funcs;
    return TRUE;