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opengl uses different byteorder than our software renderer

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so we need to byte swap depending on whether we are using opengl
or not.
This commit is contained in:
Wez Furlong 2019-10-26 12:57:20 -07:00
parent c30ffc2226
commit 702fff7ab7
1 changed files with 18 additions and 6 deletions
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24
src/frontend/software/termwindow.rs
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@ -56,6 +56,7 @@ struct GlyphCache<T: Texture2d> {
glyph_cache: HashMap<GlyphKey, Rc<CachedGlyph<T>>>,
atlas: Atlas<T>,
fonts: Rc<FontConfiguration>,
byte_swap: bool,
}
impl GlyphCache<ImageTexture> {
@ -67,6 +68,7 @@ impl GlyphCache<ImageTexture> {
fonts: Rc::clone(fonts),
glyph_cache: HashMap::new(),
atlas,
byte_swap: true,
}
}
}
@ -90,6 +92,7 @@ impl GlyphCache<SrgbTexture2d> {
fonts: Rc::clone(fonts),
glyph_cache: HashMap::new(),
atlas,
byte_swap: false,
})
}
}
@ -155,12 +158,21 @@ impl<T: Texture2d> GlyphCache<T> {
scale,
}
} else {
let raw_im = Image::with_rgba32(
glyph.width as usize,
glyph.height as usize,
4 * glyph.width as usize,
&glyph.data,
);
let raw_im = if self.byte_swap {
Image::with_rgba32(
glyph.width as usize,
glyph.height as usize,
4 * glyph.width as usize,
&glyph.data,
)
} else {
Image::with_bgra32(
glyph.width as usize,
glyph.height as usize,
4 * glyph.width as usize,
&glyph.data,
)
};
let bearing_x = glyph.bearing_x * scale;
let bearing_y = glyph.bearing_y * scale;