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adjust night ambient color based on moon #9

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adjust night ambient color based on moon #9

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c232466
adjust night ambient color based on moon
fauxnik Sep 8, 2020
79ab0a8
adjust ambient night colors
fauxnik Sep 8, 2020
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1 change: 1 addition & 0 deletions DateToSkyMapper.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -90,5 +90,6 @@ private static double ToJulianDays(DateTime now)
private static readonly double jDaysPerLunarPrecession = 18.6 * 365.25; // 18.6 years per precessions, 365.25 jdays per year

public static readonly float maxProjectedSunOffset = ProceduralSkyInitializer.sunDistanceToCamera * Mathf.Tan(Mathf.Deg2Rad * 23.4f);
public static readonly float maxProjectedMoonOffset = ProceduralSkyInitializer.moonDistanceToCamera * Mathf.Tan(Mathf.Deg2Rad * (23.4f + 5.14f));
}
}
14 changes: 10 additions & 4 deletions SkyManager.cs
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Expand Up @@ -10,7 +10,8 @@ namespace ProceduralSkyMod
public class SkyManager : MonoBehaviour
{
private Color ambientDay = new Color(.282f, .270f, .243f, 1f);
private Color ambientNight = new Color(.079f, .079f, .112f, 1f);
private Color ambientDarkNight = new Color(.082f, .082f, .098f, 1f);
private Color ambientMoonNight = new Color(.180f, .180f, .220f, 1f);
private Color defaultFog, nightFog;
private float defaultFogDensity;

Expand Down Expand Up @@ -105,17 +106,21 @@ void Update ()
worldPos = PlayerManager.PlayerTransform.position - WorldMover.currentMove;
transform.position = new Vector3(worldPos.x * .001f, 0, worldPos.z * .001f);

Vector3 highLatitudeCorrection = SunPathCenter.parent.TransformVector(SunPathCenter.localPosition) - SunPathCenter.parent.position / DateToSkyMapper.maxProjectedSunOffset;
Vector3 sunPos = SunLight.transform.position - SunPathCenter.position + highLatitudeCorrection;
Vector3 sunHighLatitudeCorrection = SunPathCenter.parent.TransformVector(SunPathCenter.localPosition) - SunPathCenter.parent.position / DateToSkyMapper.maxProjectedSunOffset;
Vector3 sunPos = SunLight.transform.position - SunPathCenter.position + sunHighLatitudeCorrection;
float sunOverHorizonFac = Mathf.Clamp01(sunPos.y);
Vector3 moonHighLatitudeCorrection = MoonPathCenter.parent.TransformVector(MoonPathCenter.localPosition) - MoonPathCenter.parent.position / DateToSkyMapper.maxProjectedMoonOffset;
Vector3 moonPos = MoonPathCenter.TransformVector(Vector3.up * ProceduralSkyInitializer.moonDistanceToCamera) - MoonPathCenter.position + moonHighLatitudeCorrection;
float moonOverHorizonFac = Mathf.Clamp01(moonPos.y);
SunLight.intensity = sunOverHorizonFac * 1.5f;
SunLight.color = Color.Lerp(new Color(1f, 0.5f, 0), Color.white, sunOverHorizonFac);

StarMaterial.SetFloat("_Visibility", (-sunOverHorizonFac + 1) * .01f);

MoonMaterial.SetFloat("_MoonDayNight", Mathf.Lerp(2.19f, 1.5f, sunOverHorizonFac));
// gives aproximate moon phase
MoonMaterial.SetFloat("_MoonPhase", Vector3.SignedAngle(SunPathCenter.right, MoonPathCenter.right, SunPathCenter.forward) / 180);
float moonPhase = Vector3.SignedAngle(SunPathCenter.right, MoonPathCenter.right, SunPathCenter.forward) / 180;
MoonMaterial.SetFloat("_MoonPhase", moonPhase);
MoonMaterial.SetFloat("_Exposure", Mathf.Lerp(2f, 4f, sunOverHorizonFac));

SkyMaterial.SetFloat("_Exposure", Mathf.Lerp(.01f, 1f, sunOverHorizonFac));
Expand All @@ -141,6 +146,7 @@ void Update ()
}
#endif

Color ambientNight = Color.Lerp(ambientDarkNight, ambientMoonNight, moonOverHorizonFac * Mathf.Abs(moonPhase));
RenderSettings.fogColor = Color.Lerp(nightFog, defaultFog, sunOverHorizonFac);
RenderSettings.ambientSkyColor = Color.Lerp(ambientNight, ambientDay, sunOverHorizonFac);

Expand Down