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background: refactor where we trigger background painting

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moving it so that we have access to the full set of positioned panes
in a subsequent commit.
This commit is contained in:
Wez Furlong 2022-05-30 06:41:22 -07:00
parent 27511c59ef
commit 08d2ec67dc
2 changed files with 50 additions and 46 deletions
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15
wezterm-gui/src/termwindow/background.rs
View File

@ -1,3 +1,4 @@
use crate::color::LinearRgba;
use crate::termwindow::RenderState;
use crate::Dimensions;
use anyhow::Context;
@ -9,7 +10,6 @@ use std::collections::HashMap;
use std::sync::{Arc, Mutex};
use std::time::SystemTime;
use termwiz::image::{ImageData, ImageDataType};
use wezterm_term::color::ColorPalette;
lazy_static::lazy_static! {
static ref IMAGE_CACHE: Mutex<HashMap<String, CachedImage>> = Mutex::new(HashMap::new());
@ -266,13 +266,10 @@ pub fn reload_background_image(
}
impl crate::TermWindow {
pub fn render_backgrounds(
&self,
gl_state: &RenderState,
palette: &ColorPalette,
) -> anyhow::Result<()> {
pub fn render_backgrounds(&self, bg_color: LinearRgba) -> anyhow::Result<()> {
let gl_state = self.render_state.as_ref().unwrap();
for (idx, layer) in self.window_background.iter().enumerate() {
self.render_background(gl_state, palette, layer, idx)?;
self.render_background(gl_state, bg_color, layer, idx)?;
}
Ok(())
}
@ -280,7 +277,7 @@ impl crate::TermWindow {
fn render_background(
&self,
gl_state: &RenderState,
palette: &ColorPalette,
bg_color: LinearRgba,
layer: &LoadedBackgroundLayer,
layer_index: usize,
) -> anyhow::Result<()> {
@ -289,7 +286,7 @@ impl crate::TermWindow {
let mut vb_mut0 = vbs[0].current_vb_mut();
let mut layer0 = vbs[0].map(&mut vb_mut0);
let color = palette.background.to_linear().mul_alpha(layer.def.opacity);
let color = bg_color.mul_alpha(layer.def.opacity);
let (sprite, next_due) = gl_state
.glyph_cache

81
wezterm-gui/src/termwindow/render.rs
View File

@ -1040,7 +1040,6 @@ impl super::TermWindow {
};
*/
let global_bg_color = self.palette().background;
let global_cursor_fg = self.palette().cursor_fg;
let global_cursor_bg = self.palette().cursor_bg;
let config = &self.config;
@ -1124,42 +1123,6 @@ impl super::TermWindow {
config.text_background_opacity
});
// Render the full window background
if pos.index == 0 {
match (self.window_background.is_empty(), self.allow_images) {
(false, true) => {
self.render_backgrounds(gl_state, &palette)?;
}
_ if window_is_transparent && num_panes > 1 => {
// Avoid doubling up the background color: the panes
// will render out through the padding so there
// should be no gaps that need filling in
}
_ => {
// Regular window background color
let background = if num_panes == 1 {
// If we're the only pane, use the pane's palette
// to draw the padding background
palette.background
} else {
global_bg_color
}
.to_linear()
.mul_alpha(config.window_background_opacity);
self.filled_rectangle(
&mut layers[0],
euclid::rect(
0.,
0.,
self.dimensions.pixel_width as f32,
self.dimensions.pixel_height as f32,
),
background,
)?;
}
}
}
if num_panes > 1 && self.window_background.is_empty() {
// Per-pane, palette-specified background
let cell_width = self.render_metrics.cell_size.width as f32;
@ -1643,6 +1606,50 @@ impl super::TermWindow {
let panes = self.get_panes_to_render();
let num_panes = panes.len();
let focused = self.focused.is_some();
let window_is_transparent =
!self.window_background.is_empty() || self.config.window_background_opacity != 1.0;
// Render the full window background
match (self.window_background.is_empty(), self.allow_images) {
(false, true) => {
let bg_color = self.palette().background.to_linear();
self.render_backgrounds(bg_color)?;
}
_ if window_is_transparent && panes.len() > 1 => {
// Avoid doubling up the background color: the panes
// will render out through the padding so there
// should be no gaps that need filling in
}
_ => {
// Regular window background color
let background = if panes.len() == 1 {
// If we're the only pane, use the pane's palette
// to draw the padding background
panes[0].pane.palette().background
} else {
self.palette().background
}
.to_linear()
.mul_alpha(self.config.window_background_opacity);
let gl_state = self.render_state.as_ref().unwrap();
let render_layer = gl_state.layer_for_zindex(0)?;
let vbs = render_layer.vb.borrow();
let mut vb_mut0 = vbs[0].current_vb_mut();
let mut layer0 = vbs[0].map(&mut vb_mut0);
self.filled_rectangle(
&mut layer0,
euclid::rect(
0.,
0.,
self.dimensions.pixel_width as f32,
self.dimensions.pixel_height as f32,
),
background,
)?;
}
}
for pos in panes {
if pos.is_active {