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

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Wuzzy 2022-07-02 18:57:48 +00:00 • committed by GitHub
parent b095dc4f2b
commit 142928e944
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9 changed files with 24 additions and 4 deletions
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1
src/client/game.cpp
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@ -2876,6 +2876,7 @@ void Game::handleClientEvent_SetStars(ClientEvent *event, CameraOrientation *cam
sky->setStarCount(event->star_params->count);
sky->setStarColor(event->star_params->starcolor);
sky->setStarScale(event->star_params->scale);
sky->setStarDayOpacity(event->star_params->day_opacity);
delete event->star_params;
}

7
src/client/sky.cpp
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@ -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();

1
src/client/sky.h
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@ -82,6 +82,7 @@ public:
void setStarCount(u16 star_count);
void setStarColor(video::SColor star_color) { m_star_params.starcolor = star_color; }
void setStarScale(f32 star_scale) { m_star_params.scale = star_scale; updateStars(); }
void setStarDayOpacity(f32 day_opacity) { m_star_params.day_opacity = day_opacity; }
bool getCloudsVisible() const { return m_clouds_visible && m_clouds_enabled; }
const video::SColorf &getCloudColor() const { return m_cloudcolor_f; }