Allow to set maximum star opacity at daytime (#11663)

1 files changed, 5 insertions, 2 deletions

diff --git a/src/client/sky.cpp b/src/client/sky.cpp
index 0ab710eee..ca56889b4 100644
--- a/src/client/sky.cpp
+++ b/src/client/sky.cpp
@@ -660,9 +660,12 @@ void Sky::draw_stars(video::IVideoDriver * driver, float wicked_time_of_day)
 	// to time 4000.
 
 	float tod = wicked_time_of_day < 0.5f ? wicked_time_of_day : (1.0f - wicked_time_of_day);
-	float starbrightness = (0.25f - fabsf(tod)) * 20.0f;
+	float day_opacity = clamp(m_star_params.day_opacity, 0.0f, 1.0f);
+	float starbrightness = (0.25f - fabs(tod)) * 20.0f;
+	float alpha = clamp(starbrightness, day_opacity, 1.0f);
+
 	m_star_color = m_star_params.starcolor;
-	m_star_color.a *= clamp(starbrightness, 0.0f, 1.0f);
+	m_star_color.a *= alpha;
 	if (m_star_color.a <= 0.0f) // Stars are only drawn when not fully transparent
 		return;
 	m_materials[0].DiffuseColor = m_materials[0].EmissiveColor = m_star_color.toSColor();