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Full Discussion: Fedora 30 and Slackware 14.2, how to obtain the same rendering?
Operating Systems Linux Fedora Fedora 30 and Slackware 14.2, how to obtain the same rendering? Post 303036851 by Linusolaradm1 on Sunday 14th of July 2019 09:45:38 AM
Old 07-14-2019
Quote:
Originally Posted by Neo
OBTW, back at my desk, logged into Ubuntu:


Code:
# fc-cache -fv
/usr/share/fonts: caching, new cache contents: 0 fonts, 1 dirs
/usr/share/fonts/truetype: caching, new cache contents: 0 fonts, 1 dirs
/usr/share/fonts/truetype/dejavu: caching, new cache contents: 6 fonts, 0 dirs
/usr/local/share/fonts: caching, new cache contents: 0 fonts, 0 dirs
/root/.local/share/fonts: skipping, no such directory
/root/.fonts: skipping, no such directory
/var/cache/fontconfig: cleaning cache directory
/root/.cache/fontconfig: not cleaning non-existent cache directory
/root/.fontconfig: not cleaning non-existent cache directory
fc-cache: succeeded
# fc-list
/usr/share/fonts/truetype/dejavu/DejaVuSerif-Bold.ttf: DejaVu Serif:style=Bold
/usr/share/fonts/truetype/dejavu/DejaVuSansMono.ttf: DejaVu Sans Mono:style=Book
/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf: DejaVu Sans:style=Book
/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf: DejaVu Sans:style=Bold
/usr/share/fonts/truetype/dejavu/DejaVuSansMono-Bold.ttf: DejaVu Sans Mono:style=Bold
/usr/share/fonts/truetype/dejavu/DejaVuSerif.ttf: DejaVu Serif:style=Book
#

I have all this fonts, I test with those commands
the file fonti contain your list


Code:
while read line;do fc-list|grep "$line";done < fonti > fonti2
wc -l fonti fonti2
  6 fonti
  6 fonti2
 12 totale

--- Post updated at 09:45 AM ---

Reading on this forum,seems freetype from Version 2.8 has changed the variable TT_CONFIG_OPTION_SUBPIXEL_HINTING
So I create a patch
Code:
--- include/freetype/config/ftoption.h    2019-07-14 15:15:05.380268643 +0200
+++ include/freetype/config/ftoption.h    2019-07-14 15:15:10.254336367 +0200
@@ -658,7 +658,7 @@
   /* [1] https://www.microsoft.com/typography/cleartype/truetypecleartype.aspx */
   /*                                                                       */
 /* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING  1         */
-#define TT_CONFIG_OPTION_SUBPIXEL_HINTING  2
+#define TT_CONFIG_OPTION_SUBPIXEL_HINTING  1
 /* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING  ( 1 | 2 ) */
 
 
--- devel/ftoption.h    2019-07-14 15:16:30.870456502 +0200
+++ devel/ftoption.h    2019-07-14 15:17:05.095932053 +0200
@@ -631,7 +631,7 @@
   /*                                                                       */
 /* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING  1     */
 /* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING  2     */
-#define TT_CONFIG_OPTION_SUBPIXEL_HINTING     ( 1 | 2 )
+#define TT_CONFIG_OPTION_SUBPIXEL_HINTING     1 
 
 
   /*************************************************************************/

--- include/freetype/config/ftoption.h.enable-spr    2019-07-14 15:28:38.516824794 +0200
+++ include/freetype/config/ftoption.h.enable-spr    2019-07-14 15:28:31.382970434 +0200
@@ -658,7 +658,7 @@
   /* [1] https://www.microsoft.com/typography/cleartype/truetypecleartype.aspx */
   /*                                                                       */
 /* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING  1         */
-#define TT_CONFIG_OPTION_SUBPIXEL_HINTING  2
+#define TT_CONFIG_OPTION_SUBPIXEL_HINTING  1
 /* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING  ( 1 | 2 ) */



Recompile using a spec(original) and appyng this patch


And voilà..nothing change Smilie
 

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