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Add invert cursor high contrast option for Metal (MacOS implementation)

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This commit is contained in:
Ignacio Marmolejo
2025-04-27 12:57:00 -07:00
parent f5b5a36835
commit 08f1e7da15
2 changed files with 26 additions and 1 deletions
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6
src/config/Config.zig
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@ -508,6 +508,10 @@ palette: Palette = .{},
/// option overrides the `cursor-color` and `cursor-text` options.
@"cursor-invert-fg-bg": bool = false,
/// Uses a high contrast color for the cursor text when
/// `cursor-invert-fg-bg` is enabled so text is less prone to be lost.
@"cursor-invert-high-contrast": bool = false,
/// The opacity level (opposite of transparency) of the cursor. A value of 1
/// is fully opaque and a value of 0 is fully transparent. A value less than 0
/// or greater than 1 will be clamped to the nearest valid value. Note that a
@ -888,7 +892,7 @@ title: ?[:0]const u8 = null,
/// The class name must follow the requirements defined [in the GTK
/// documentation](https://docs.gtk.org/gio/type_func.Application.id_is_valid.html).
///
/// The default is `com.mitchellh.ghostty`.
/// The default is `com.ghostty.terminal`.
///
/// This only affects GTK builds.
class: ?[:0]const u8 = null,

21
src/renderer/Metal.zig
View File

@ -2962,6 +2962,27 @@ fn rebuildCells(
uniform_color.b,
255,
};
//TODO: Ignacio -> Do some testing to ensure this works fine on any conditions
if (self.cursor_invert) {
if (uniform_color.luminance() < 0.5) {
self.uniforms.cursor_color = .{
0,
0,
0,
255,
};
}
else {
//This might not be required at all as current one looks ok, but this might give better contrast?
//Will be testing how this looks turned on for different themes
self.uniforms.cursor_color = .{
255,
255,
255,
255,
};
}
}
}
}