From 7738f8938154c362a982a27d37b1235c0b8cdad6 Mon Sep 17 00:00:00 2001
From: Wez Furlong <wez@wezfurlong.org>
Date: Mon, 30 May 2022 08:05:26 -0700
Subject: [PATCH] background: use the actual sprite width

not the width of the full texture
---
 wezterm-gui/src/termwindow/background.rs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/wezterm-gui/src/termwindow/background.rs b/wezterm-gui/src/termwindow/background.rs
index 4d92c08bf..4b25471f4 100644
--- a/wezterm-gui/src/termwindow/background.rs
+++ b/wezterm-gui/src/termwindow/background.rs
@@ -303,10 +303,12 @@ impl crate::TermWindow {
         let pixel_width = self.dimensions.pixel_width as f32;
         let pixel_height = self.dimensions.pixel_height as f32;
 
-        let tex_width = sprite.texture.width() as f32;
-        let tex_height = sprite.texture.height() as f32;
+        let tex_width = sprite.coords.width() as f32;
+        let tex_height = sprite.coords.height() as f32;
         let aspect = tex_width as f32 / tex_height as f32;
 
+        // log::info!("tex {tex_width}x{tex_height} aspect={aspect}");
+
         // Compute the largest aspect-preserved size that will fill the space
         let (max_aspect_width, max_aspect_height) = if aspect >= 1.0 {
             // Width is the longest side
@@ -360,6 +362,7 @@ impl crate::TermWindow {
         let top_pixel = pixel_height / -2.;
         let mut origin_y = top_pixel;
 
+        // log::info!("computed {width}x{height}");
         if let Some(factor) = layer.def.attachment.scroll_factor() {
             let distance = top as f32 * self.render_metrics.cell_size.height as f32 * factor;
             let num_tiles = distance / height;
@@ -386,6 +389,7 @@ impl crate::TermWindow {
                 }
                 let origin_x = origin_x + offset_x;
                 let mut quad = layer0.allocate()?;
+                // log::info!("quad {origin_x},{origin_y} {width}x{height}");
                 quad.set_position(origin_x, origin_y, origin_x + width, origin_y + height);
                 quad.set_texture(sprite.texture_coords());
                 quad.set_is_background_image();