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Update internal doc

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This commit is contained in:
Malo 2025-06-30 19:32:28 +01:00
parent 545e083bf3
commit 7295c80ed5
1 changed files with 8 additions and 9 deletions
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17
crates/typst-layout/src/inline/shaping.rs
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@ -804,7 +804,7 @@ fn shape_segment<'a>(
let (script_shift, script_compensation, scale, shift_feature) = ctx let (script_shift, script_compensation, scale, shift_feature) = ctx
.shift_settings .shift_settings
.map_or((Em::zero(), Em::zero(), Em::one(), None), |settings| { .map_or((Em::zero(), Em::zero(), Em::one(), None), |settings| {
compute_synthesized_shift(text, &font, settings) determine_shift(text, &font, settings)
}); });
let has_shift_feature = shift_feature.is_some(); let has_shift_feature = shift_feature.is_some();
@ -961,16 +961,15 @@ fn shape_segment<'a>(
ctx.used.pop(); ctx.used.pop();
} }
/// Returns a `(script_shift, script_compensation, scale)` triplet describing /// Returns a `(script_shift, script_compensation, scale, feature)` quadruplet
/// how to synthesize scripts. /// describing how to produce scripts.
/// ///
/// Those values determine how the rendered text should be transformed to /// Those values determine how the rendered text should be transformed to
/// display sub-/super-scripts. If the text is not scripted, or if the OpenType /// display sub-/super-scripts. If the OpenType feature can be used, the
/// feature can be used, the rendered text should not be transformed in any way, /// rendered text should not be transformed in any way, and so those values are
/// and so those values are neutral (`(0, 0, 1)`). If scripts should be /// neutral (`(0, 0, 1, None)`). If scripts should be synthesized, those values
/// synthesized, those values determine how to transform the rendered text to /// determine how to transform the rendered text to display scripts as expected.
/// display scripts as expected. fn determine_shift(
fn compute_synthesized_shift(
text: &str, text: &str,
font: &Font, font: &Font,
settings: ShiftSettings, settings: ShiftSettings,