From 08138e9546a00736d6dab6197070f5455d4d7f8c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Mon, 24 Jun 2024 01:50:52 +0200
Subject: [PATCH] render: underlines: minor perf-tweak: early break out

When looking up the extender underline range, break out early if we
see that there can't possibly be any ranges matching the current column.
---
 render.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/render.c b/render.c
index b9a597a9..d66bce65 100644
--- a/render.c
+++ b/render.c
@@ -971,6 +971,9 @@ render_cell(struct terminal *term, pixman_image_t *pix, pixman_region32_t *damag
             for (int i = 0; i < row->extra->curly_ranges.count; i++) {
                 const struct row_range *range = &row->extra->curly_ranges.v[i];
 
+                if (range->start > col)
+                    break;
+
                 if (range->start <= col && col <= range->end) {
                     switch (range->curly.color_src) {
                     case COLOR_BASE256: