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unknown glyph renders a space

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This commit is contained in:
Mitchell Hashimoto
2022-05-16 09:48:32 -07:00
parent 421a1c3039
commit cb267f4302
1 changed files with 7 additions and 3 deletions
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10
src/FontAtlas.zig
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@ -122,10 +122,14 @@ pub fn addGlyph(self: *FontAtlas, alloc: Allocator, v: anytype) !*Glyph {
if (gop.found_existing) return gop.value_ptr; if (gop.found_existing) return gop.value_ptr;
errdefer _ = self.glyphs.remove(utf32); errdefer _ = self.glyphs.remove(utf32);
const glyph_index = ftc.FT_Get_Char_Index(self.ft_face, utf32); const glyph_index = glyph_index: {
const idx = ftc.FT_Get_Char_Index(self.ft_face, utf32);
if (idx > 0) break :glyph_index idx;
// TODO: probably not an error because we want to add a box. // Unknown glyph.
if (glyph_index == 0) return error.CodepointNotFound; // TODO: render something more identifiable than a space
break :glyph_index ftc.FT_Get_Char_Index(self.ft_face, ' ');
};
if (ftc.FT_Load_Glyph( if (ftc.FT_Load_Glyph(
self.ft_face, self.ft_face,