fix: use correct charmap and glyphmap sizes (#1999)

(cherry picked from commit 87ee3799610354fc90617ec8206337fedeee39f5)
2025-05-18 22:55:29 +08:00
parent 0d9431857e
commit d5aa9ddad7
1 changed files with 2 additions and 2 deletions
@@ -54,13 +54,13 @@ static const char *const get_ft_error(FT_Error err) {
 #define MAX_UNICODE 0x10FFFF
 // number of rows and columns in the codepoint map
 #define CHARMAP_ROW 128
-#define CHARMAP_COL (MAX_UNICODE / CHARMAP_ROW)
+#define CHARMAP_COL ((unsigned int)ceil((float)MAX_UNICODE / CHARMAP_ROW))

 // the maximum number of glyphs for OpenType
 #define MAX_GLYPHS 65535
 // number of rows and columns in the glyph map
 #define GLYPHMAP_ROW 128
-#define GLYPHMAP_COL (MAX_GLYPHS / GLYPHMAP_ROW)
+#define GLYPHMAP_COL ((unsigned int)ceil((float)MAX_GLYPHS / GLYPHMAP_ROW))

 // number of subpixel bitmaps
 #define SUBPIXEL_BITMAPS_CACHED 3