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Remove extra entries in texture atlas for monospace characters

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This commit is contained in:
Emil Ernerfeldt 2021-01-10 10:13:16 +01:00
parent c969b8d9eb
commit a30eef11bc
1 changed files with 10 additions and 11 deletions
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21
egui/src/paint/font.rs
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@ -74,23 +74,13 @@ impl FontImpl {
let scale_in_pixels = pixels_per_point * scale_in_points; let scale_in_pixels = pixels_per_point * scale_in_points;
let font = Self { Self {
rusttype_font, rusttype_font,
scale_in_pixels, scale_in_pixels,
pixels_per_point, pixels_per_point,
glyph_info_cache: Default::default(), glyph_info_cache: Default::default(),
atlas, atlas,
};
// Preload the printable ASCII characters [32, 126] (which excludes control codes):
const FIRST_ASCII: usize = 32; // 32 == space
const LAST_ASCII: usize = 126;
for c in (FIRST_ASCII..=LAST_ASCII).map(|c| c as u8 as char) {
font.glyph_info(c);
} }
font.glyph_info('°');
font
} }
/// `\n` will result in `None` /// `\n` will result in `None`
@ -181,6 +171,15 @@ impl Font {
) )
}); });
slf.replacement_glyph = replacement_glyph; slf.replacement_glyph = replacement_glyph;
// Preload the printable ASCII characters [32, 126] (which excludes control codes):
const FIRST_ASCII: usize = 32; // 32 == space
const LAST_ASCII: usize = 126;
for c in (FIRST_ASCII..=LAST_ASCII).map(|c| c as u8 as char) {
slf.glyph_info(c);
}
slf.glyph_info('°');
slf slf
} }