From 70a4729f363c25684098953cad99ed9af4e23bf7 Mon Sep 17 00:00:00 2001
From: Přemysl Eric Janouch <p@janouch.name>
Date: Wed, 22 Sep 2021 14:21:27 +0200
Subject: Use bilinear filtering

It could be both faster and more accurate,
though currently it's a good compromise.
---
 fastiv-view.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fastiv-view.c b/fastiv-view.c
index 33a2878..ac312d5 100644
--- a/fastiv-view.c
+++ b/fastiv-view.c
@@ -137,6 +137,9 @@ fastiv_view_draw(GtkWidget *widget, cairo_t *cr)
 	cairo_set_source_surface(cr, self->surface,
 		x / self->scale, y / self->scale);
 
+	// TODO(p): Prescale it ourselves to an off-screen bitmap, gamma-correctly.
+	cairo_pattern_set_filter(cairo_get_source(cr), CAIRO_FILTER_GOOD);
+
 	cairo_paint(cr);
 	return TRUE;
 }
-- 
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