mirror of
https://github.com/wez/wezterm.git
synced 2024-11-23 23:21:08 +03:00
remove experimental_shape_post_processing option
This has been obsoleted by the work in 9de0e1ac90
This commit is contained in:
Wez Furlong
parent
794113807b
commit
cb1f35a7f9
@ -529,9 +529,6 @@ pub struct Config {
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#[serde(default = "default_status_update_interval")]
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pub status_update_interval: u64,
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#[serde(default)]
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pub experimental_shape_post_processing: bool,
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#[serde(default)]
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pub experimental_pixel_positioning: bool,
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@ -1,9 +1,7 @@
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use crate::glyphcache::CachedGlyph;
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use crate::utilsprites::RenderMetrics;
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use ::window::bitmaps::Texture2d;
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use config::TextStyle;
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use std::rc::Rc;
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use termwiz::cellcluster::CellCluster;
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use wezterm_font::shaper::GlyphInfo;
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use wezterm_font::units::*;
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@ -37,150 +35,27 @@ where
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T: Texture2d,
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T: std::fmt::Debug,
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{
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/// Process the results from the shaper.
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/// Ideally this would not be needed, but the shaper doesn't
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/// merge certain forms of ligatured cluster, and won't merge
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/// certain combining sequences for which no glyph could be
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/// found for the resultant grapheme.
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/// This function's goal is to handle those two cases.
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pub fn process(
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render_metrics: &RenderMetrics,
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cluster: &CellCluster,
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infos: &[GlyphInfo],
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glyphs: &[Rc<CachedGlyph<T>>],
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) -> Vec<ShapedInfo<T>> {
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let mut pos: Vec<Option<ShapedInfo<T>>> = Vec::with_capacity(infos.len());
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let mut x = 0.;
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let mut prior_info: Option<&GlyphInfo> = None;
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let cell_width = render_metrics.cell_size.width as f64;
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let simple_mode = !config::configuration().experimental_shape_post_processing;
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/// Process the results from the shaper, stitching together glyph
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/// and positioning information
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pub fn process(infos: &[GlyphInfo], glyphs: &[Rc<CachedGlyph<T>>]) -> Vec<ShapedInfo<T>> {
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let mut pos: Vec<ShapedInfo<T>> = Vec::with_capacity(infos.len());
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for (info, glyph) in infos.iter().zip(glyphs.iter()) {
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// info.num_cells accounts for ligatures that have combined
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// two or more single width cells into one glyph
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let info_num_cells = info
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.num_cells
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.max(cluster.byte_to_cell_width(info.cluster as usize));
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if simple_mode {
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pos.push(Some(ShapedInfo {
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pos.push(ShapedInfo {
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pos: GlyphPosition {
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glyph_idx: info.glyph_pos,
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bitmap_pixel_width: glyph
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.texture
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.as_ref()
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.map_or(0, |t| t.coords.width() as u32),
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num_cells: info_num_cells,
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x_offset: info.x_offset,
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bearing_x: glyph.bearing_x.get() as f32,
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},
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glyph: Rc::clone(glyph),
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}));
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continue;
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}
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let glyph_width = (info.x_advance - glyph.bearing_x).get().ceil();
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let x_offset = info.x_offset.get();
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let bearing_x = glyph.bearing_x.get();
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let idx = (((x + x_offset)
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// Only jump cells if the width of this one is large enough.
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// This is important because operator mono italic's `_`
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// glyph is 1 pixel wider than the computed cell width
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+ (if bearing_x.abs() > cell_width {
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bearing_x
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} else {
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0.
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}))
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/ cell_width)
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.floor() as usize;
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if idx >= pos.len() {
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pos.resize_with(idx + 1, || None);
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}
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if let Some(prior) = prior_info.take() {
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if prior.cluster == info.cluster {
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// This is a tricky case: if we have a cluster such as
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// 1F470 1F3FF 200D 2640 (woman with veil: dark skin tone)
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// and the font doesn't define a glyph for it, the shaper
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// may give us a sequence of three output clusters, each
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// comprising: veil, skin tone and female respectively.
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// Those all have the same info.cluster which
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// means that they all resolve to the same cell_idx.
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// In this case, the cluster is logically a single cell,
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// and the best presentation is of the veil, so we pick
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// that one and ignore the rest of the glyphs that map to
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// this same cell.
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// Ideally we'd overlay this with a "something is broken"
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// glyph in the corner.
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prior_info.replace(info);
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continue;
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}
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}
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prior_info.replace(info);
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if glyph.texture.is_some() {
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if let Some(Some(existing)) = pos.get(idx) {
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log::warn!(
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"idx={} is already assigned to {:#?} in: {:#?}. infos={:#?}, glyphs={:#?}",
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idx,
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existing,
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pos,
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infos,
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glyphs
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);
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}
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let bitmap_pixel_width = glyph
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.texture
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.as_ref()
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.map_or(0, |t| t.coords.width() as u32);
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let num_cells = if info_num_cells == 1
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// Only adjust the cell count if this glyph is wide enough
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&& glyph_width > (1.5 * render_metrics.cell_size.width as f64)
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{
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(glyph_width / render_metrics.cell_size.width as f64).ceil() as u8
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} else {
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info_num_cells
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};
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let bearing_x = if num_cells > info_num_cells && glyph.bearing_x.get() < 0. {
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((num_cells - info_num_cells) as f64 * render_metrics.cell_size.width as f64)
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+ glyph.bearing_x.get()
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} else {
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glyph.bearing_x.get()
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};
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pos[idx].replace(ShapedInfo {
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glyph: Rc::clone(&glyph),
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pos: GlyphPosition {
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glyph_idx: info.glyph_pos,
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num_cells,
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x_offset: info.x_offset,
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bearing_x: bearing_x as f32,
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bitmap_pixel_width,
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},
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});
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} else if info.is_space {
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pos[idx].replace(ShapedInfo {
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pos: GlyphPosition {
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glyph_idx: info.glyph_pos,
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bitmap_pixel_width: glyph
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.texture
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.as_ref()
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.map_or(0, |t| t.coords.width() as u32),
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num_cells: info_num_cells,
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num_cells: info.num_cells,
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x_offset: info.x_offset,
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bearing_x: glyph.bearing_x.get() as f32,
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},
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glyph: Rc::clone(glyph),
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});
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}
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x += info.x_advance.get();
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}
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// log::info!("{:#?}\n{:#?}\n{:#?}", infos, glyphs, pos);
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pos.into_iter().filter_map(|n| n).collect()
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pos
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}
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}
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@ -319,7 +194,7 @@ mod test {
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eprintln!("infos: {:#?}", infos);
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eprintln!("glyphs: {:#?}", glyphs);
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ShapedInfo::process(render_metrics, &cluster, &infos, &glyphs)
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ShapedInfo::process(&infos, &glyphs)
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.into_iter()
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.map(|p| p.pos)
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.collect()
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@ -334,9 +209,6 @@ mod test {
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.try_init();
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let config = config::configuration();
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if !config.experimental_shape_post_processing {
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return;
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}
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let mut config: config::Config = (*config).clone();
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config.font = TextStyle {
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@ -360,24 +232,40 @@ mod test {
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let style = TextStyle::default();
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let font = fonts.resolve_font(&style).unwrap();
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assert_eq!(
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k9::snapshot!(
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cluster_and_shape(&render_metrics, &mut glyph_cache, &style, &font, "a..."),
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vec![
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"
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[
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GlyphPosition {
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glyph_idx: 180,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 8,
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},
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GlyphPosition {
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glyph_idx: 1212,
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num_cells: 1,
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x_offset: 0.0,
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bearing_x: 0.0,
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bitmap_pixel_width: 7,
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bitmap_pixel_width: 0,
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},
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GlyphPosition {
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glyph_idx: 1212,
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num_cells: 1,
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x_offset: 0.0,
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bearing_x: 0.0,
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bitmap_pixel_width: 0,
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},
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GlyphPosition {
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glyph_idx: 637,
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num_cells: 3,
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x_offset: PixelLength::new(0.0),
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bearing_x: 4.0,
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bitmap_pixel_width: 16,
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num_cells: 1,
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x_offset: 0.0,
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bearing_x: -15.0,
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bitmap_pixel_width: 20,
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},
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]
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"
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);
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}
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@ -439,9 +327,6 @@ mod test {
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.filter_level(log::LevelFilter::Trace)
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.try_init();
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let config = config::configuration();
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if !config.experimental_shape_post_processing {
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return;
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}
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let fonts = Rc::new(
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FontConfiguration::new(
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@ -456,183 +341,247 @@ mod test {
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let style = TextStyle::default();
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let font = fonts.resolve_font(&style).unwrap();
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assert_eq!(
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k9::snapshot!(
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cluster_and_shape(&render_metrics, &mut glyph_cache, &style, &font, "ab"),
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vec![
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"
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[
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GlyphPosition {
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glyph_idx: 180,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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bearing_x: 0.0,
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bitmap_pixel_width: 7,
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 8,
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},
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GlyphPosition {
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glyph_idx: 205,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 6,
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bitmap_pixel_width: 8,
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},
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]
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"
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);
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assert_eq!(
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k9::snapshot!(
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cluster_and_shape(&render_metrics, &mut glyph_cache, &style, &font, "a b"),
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vec![
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"
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[
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GlyphPosition {
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glyph_idx: 180,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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bearing_x: 0.0,
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bitmap_pixel_width: 7,
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 8,
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},
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GlyphPosition {
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glyph_idx: 686,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 0.0,
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bitmap_pixel_width: 0,
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},
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GlyphPosition {
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glyph_idx: 205,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 6,
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bitmap_pixel_width: 8,
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},
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]
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"
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);
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assert_eq!(
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k9::snapshot!(
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cluster_and_shape(&render_metrics, &mut glyph_cache, &style, &font, "a..."),
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vec![
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"
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[
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GlyphPosition {
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glyph_idx: 180,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 8,
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},
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GlyphPosition {
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glyph_idx: 1212,
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num_cells: 1,
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x_offset: 0.0,
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bearing_x: 0.0,
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bitmap_pixel_width: 7,
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bitmap_pixel_width: 0,
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},
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GlyphPosition {
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glyph_idx: 1212,
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num_cells: 1,
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x_offset: 0.0,
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bearing_x: 0.0,
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bitmap_pixel_width: 0,
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},
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GlyphPosition {
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glyph_idx: 637,
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num_cells: 3,
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x_offset: PixelLength::new(0.0),
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bearing_x: 4.0,
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bitmap_pixel_width: 16,
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num_cells: 1,
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x_offset: 0.0,
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bearing_x: -15.0,
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bitmap_pixel_width: 20,
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},
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]
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"
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);
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assert_eq!(
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k9::snapshot!(
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cluster_and_shape(&render_metrics, &mut glyph_cache, &style, &font, "e_or_"),
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vec![
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"
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[
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GlyphPosition {
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glyph_idx: 216,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 6,
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bitmap_pixel_width: 8,
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},
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GlyphPosition {
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glyph_idx: 610,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 0.0,
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bitmap_pixel_width: 8,
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bitmap_pixel_width: 9,
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},
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GlyphPosition {
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glyph_idx: 279,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 6,
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bitmap_pixel_width: 8,
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},
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GlyphPosition {
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glyph_idx: 308,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 6,
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bitmap_pixel_width: 8,
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},
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GlyphPosition {
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glyph_idx: 610,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 0.0,
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bitmap_pixel_width: 8,
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bitmap_pixel_width: 9,
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},
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]
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"
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);
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assert_eq!(
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k9::snapshot!(
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cluster_and_shape(&render_metrics, &mut glyph_cache, &style, &font, "a b"),
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vec![
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"
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[
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GlyphPosition {
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glyph_idx: 180,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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bearing_x: 0.0,
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bitmap_pixel_width: 7,
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 8,
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},
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GlyphPosition {
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glyph_idx: 686,
|
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
|
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x_offset: 0.0,
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bearing_x: 0.0,
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bitmap_pixel_width: 0,
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},
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GlyphPosition {
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glyph_idx: 686,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 0.0,
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bitmap_pixel_width: 0,
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},
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GlyphPosition {
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glyph_idx: 205,
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num_cells: 1,
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x_offset: PixelLength::new(0.0),
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x_offset: 0.0,
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bearing_x: 1.0,
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bitmap_pixel_width: 6,
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bitmap_pixel_width: 8,
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},
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]
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"
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);
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assert_eq!(
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k9::snapshot!(
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cluster_and_shape(&render_metrics, &mut glyph_cache, &style, &font, "<-"),
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vec![GlyphPosition {
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"
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[
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GlyphPosition {
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glyph_idx: 1212,
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num_cells: 1,
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x_offset: 0.0,
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bearing_x: 0.0,
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bitmap_pixel_width: 0,
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},
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GlyphPosition {
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glyph_idx: 1065,
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num_cells: 2,
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x_offset: PixelLength::new(0.0),
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bearing_x: 1.0,
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bitmap_pixel_width: 14,
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}]
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num_cells: 1,
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x_offset: 0.0,
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bearing_x: -9.0,
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bitmap_pixel_width: 17,
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},
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]
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"
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);
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|
||||
assert_eq!(
|
||||
k9::snapshot!(
|
||||
cluster_and_shape(&render_metrics, &mut glyph_cache, &style, &font, "<>"),
|
||||
vec![GlyphPosition {
|
||||
"
|
||||
[
|
||||
GlyphPosition {
|
||||
glyph_idx: 1212,
|
||||
num_cells: 1,
|
||||
x_offset: 0.0,
|
||||
bearing_x: 0.0,
|
||||
bitmap_pixel_width: 0,
|
||||
},
|
||||
GlyphPosition {
|
||||
glyph_idx: 1089,
|
||||
num_cells: 2,
|
||||
x_offset: PixelLength::new(0.0),
|
||||
bearing_x: 2.0,
|
||||
bitmap_pixel_width: 12,
|
||||
}]
|
||||
num_cells: 1,
|
||||
x_offset: 0.0,
|
||||
bearing_x: -8.0,
|
||||
bitmap_pixel_width: 16,
|
||||
},
|
||||
]
|
||||
"
|
||||
);
|
||||
|
||||
assert_eq!(
|
||||
k9::snapshot!(
|
||||
cluster_and_shape(&render_metrics, &mut glyph_cache, &style, &font, "|=>"),
|
||||
vec![GlyphPosition {
|
||||
"
|
||||
[
|
||||
GlyphPosition {
|
||||
glyph_idx: 1212,
|
||||
num_cells: 1,
|
||||
x_offset: 0.0,
|
||||
bearing_x: 0.0,
|
||||
bitmap_pixel_width: 0,
|
||||
},
|
||||
GlyphPosition {
|
||||
glyph_idx: 1212,
|
||||
num_cells: 1,
|
||||
x_offset: 0.0,
|
||||
bearing_x: 0.0,
|
||||
bitmap_pixel_width: 0,
|
||||
},
|
||||
GlyphPosition {
|
||||
glyph_idx: 1040,
|
||||
num_cells: 3,
|
||||
x_offset: PixelLength::new(0.0),
|
||||
bearing_x: 2.0,
|
||||
bitmap_pixel_width: 21,
|
||||
}]
|
||||
num_cells: 1,
|
||||
x_offset: 0.0,
|
||||
bearing_x: -18.0,
|
||||
bitmap_pixel_width: 27,
|
||||
},
|
||||
]
|
||||
"
|
||||
);
|
||||
|
||||
let block_bottom_one_eighth = "\u{2581}";
|
||||
assert_eq!(
|
||||
k9::snapshot!(
|
||||
cluster_and_shape(
|
||||
&render_metrics,
|
||||
&mut glyph_cache,
|
||||
@ -640,17 +589,21 @@ mod test {
|
||||
&font,
|
||||
block_bottom_one_eighth
|
||||
),
|
||||
vec![GlyphPosition {
|
||||
"
|
||||
[
|
||||
GlyphPosition {
|
||||
glyph_idx: 790,
|
||||
num_cells: 1,
|
||||
x_offset: PixelLength::new(0.0),
|
||||
x_offset: 0.0,
|
||||
bearing_x: 0.0,
|
||||
bitmap_pixel_width: 8,
|
||||
}]
|
||||
bitmap_pixel_width: 10,
|
||||
},
|
||||
]
|
||||
"
|
||||
);
|
||||
|
||||
let powerline_extra_honeycomb = "\u{e0cc}";
|
||||
assert_eq!(
|
||||
k9::snapshot!(
|
||||
cluster_and_shape(
|
||||
&render_metrics,
|
||||
&mut glyph_cache,
|
||||
@ -658,24 +611,53 @@ mod test {
|
||||
&font,
|
||||
powerline_extra_honeycomb,
|
||||
),
|
||||
vec![GlyphPosition {
|
||||
glyph_idx: 32,
|
||||
num_cells: 2,
|
||||
x_offset: PixelLength::new(0.0),
|
||||
bearing_x: 7.0,
|
||||
bitmap_pixel_width: 15,
|
||||
}]
|
||||
"
|
||||
[
|
||||
GlyphPosition {
|
||||
glyph_idx: 42,
|
||||
num_cells: 1,
|
||||
x_offset: 0.0,
|
||||
bearing_x: 0.0,
|
||||
bitmap_pixel_width: 12,
|
||||
},
|
||||
]
|
||||
"
|
||||
);
|
||||
|
||||
assert_eq!(
|
||||
k9::snapshot!(
|
||||
cluster_and_shape(&render_metrics, &mut glyph_cache, &style, &font, "<!--"),
|
||||
vec![GlyphPosition {
|
||||
"
|
||||
[
|
||||
GlyphPosition {
|
||||
glyph_idx: 1212,
|
||||
num_cells: 1,
|
||||
x_offset: 0.0,
|
||||
bearing_x: 0.0,
|
||||
bitmap_pixel_width: 0,
|
||||
},
|
||||
GlyphPosition {
|
||||
glyph_idx: 1212,
|
||||
num_cells: 1,
|
||||
x_offset: 0.0,
|
||||
bearing_x: 0.0,
|
||||
bitmap_pixel_width: 0,
|
||||
},
|
||||
GlyphPosition {
|
||||
glyph_idx: 1212,
|
||||
num_cells: 1,
|
||||
x_offset: 0.0,
|
||||
bearing_x: 0.0,
|
||||
bitmap_pixel_width: 0,
|
||||
},
|
||||
GlyphPosition {
|
||||
glyph_idx: 1071,
|
||||
num_cells: 4,
|
||||
x_offset: PixelLength::new(0.0),
|
||||
bearing_x: 1.0,
|
||||
bitmap_pixel_width: 30,
|
||||
}]
|
||||
num_cells: 1,
|
||||
x_offset: 0.0,
|
||||
bearing_x: -28.0,
|
||||
bitmap_pixel_width: 37,
|
||||
},
|
||||
]
|
||||
"
|
||||
);
|
||||
|
||||
let deaf_man_medium_light_skin_tone = "\u{1F9CF}\u{1F3FC}\u{200D}\u{2642}\u{FE0F}";
|
||||
@ -683,7 +665,7 @@ mod test {
|
||||
"deaf_man_medium_light_skin_tone: {}",
|
||||
deaf_man_medium_light_skin_tone
|
||||
);
|
||||
assert_eq!(
|
||||
k9::snapshot!(
|
||||
cluster_and_shape(
|
||||
&render_metrics,
|
||||
&mut glyph_cache,
|
||||
@ -691,18 +673,22 @@ mod test {
|
||||
&font,
|
||||
deaf_man_medium_light_skin_tone
|
||||
),
|
||||
vec![GlyphPosition {
|
||||
glyph_idx: 298,
|
||||
"
|
||||
[
|
||||
GlyphPosition {
|
||||
glyph_idx: 3249,
|
||||
num_cells: 2,
|
||||
x_offset: PixelLength::new(0.0),
|
||||
bearing_x: 1.0666667,
|
||||
bitmap_pixel_width: 14,
|
||||
}]
|
||||
x_offset: 0.0,
|
||||
bearing_x: 0.0,
|
||||
bitmap_pixel_width: 17,
|
||||
},
|
||||
]
|
||||
"
|
||||
);
|
||||
|
||||
let england_flag = "\u{1F3F4}\u{E0067}\u{E0062}\u{E0065}\u{E006E}\u{E0067}\u{E007F}";
|
||||
println!("england_flag: {}", england_flag);
|
||||
assert_eq!(
|
||||
k9::snapshot!(
|
||||
cluster_and_shape(
|
||||
&render_metrics,
|
||||
&mut glyph_cache,
|
||||
@ -710,13 +696,17 @@ mod test {
|
||||
&font,
|
||||
england_flag
|
||||
),
|
||||
vec![GlyphPosition {
|
||||
glyph_idx: 1583,
|
||||
"
|
||||
[
|
||||
GlyphPosition {
|
||||
glyph_idx: 1857,
|
||||
num_cells: 2,
|
||||
x_offset: PixelLength::new(0.0),
|
||||
bearing_x: 0.,
|
||||
bitmap_pixel_width: 14,
|
||||
}]
|
||||
x_offset: 0.0,
|
||||
bearing_x: 0.0,
|
||||
bitmap_pixel_width: 20,
|
||||
},
|
||||
]
|
||||
"
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
@ -2755,7 +2755,7 @@ impl super::TermWindow {
|
||||
&font,
|
||||
metrics,
|
||||
)?;
|
||||
let shaped = Rc::new(ShapedInfo::process(metrics, cluster, &info, &glyphs));
|
||||
let shaped = Rc::new(ShapedInfo::process(&info, &glyphs));
|
||||
|
||||
self.shape_cache
|
||||
.borrow_mut()
|
||||
|
||||
Loading…
Reference in New Issue
Block a user