From 70cf45810cb9be5bd17074f7fb4ee238f2c4d57b Mon Sep 17 00:00:00 2001 From: Bram Moolenaar Date: Tue, 27 Oct 2020 20:43:26 +0100 Subject: patch 8.2.1913: GTK GUI: rounding for the cell height is too strict Problem: GTK GUI: rounding for the cell height is too strict. Solution: Round up above 15/16 of a pixel. (closes #7203) --- src/gui_gtk_x11.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'src/gui_gtk_x11.c') diff --git a/src/gui_gtk_x11.c b/src/gui_gtk_x11.c index 2c5864ed4a..1a4ebf9ba6 100644 --- a/src/gui_gtk_x11.c +++ b/src/gui_gtk_x11.c @@ -4726,9 +4726,10 @@ gui_mch_adjust_charheight(void) pango_font_metrics_unref(metrics); - // Round up, but not when the value is very close (e.g. 15.0009). - gui.char_height = (ascent + descent + PANGO_SCALE - 3) / PANGO_SCALE - + p_linespace; + // Round up when the value is more than about 1/16 of a pixel above a whole + // pixel (12.0624 becomes 12, 12.07 becomes 13). Then add 'linespace'. + gui.char_height = (ascent + descent + (PANGO_SCALE * 15) / 16) + / PANGO_SCALE + p_linespace; // LINTED: avoid warning: bitwise operation on signed value gui.char_ascent = PANGO_PIXELS(ascent + p_linespace * PANGO_SCALE / 2); -- cgit v1.2.3