public void OnWaterCameraPreCull()
{
if (!this._EffectEnabled)
{
base.enabled = false;
return;
}
if (this._HasWaterOverride)
{
base.enabled = true;
this._RenderUnderwaterMask = true;
return;
}
SubmersionState submersionState = this._LocalWaterCamera.SubmersionState;
if (submersionState != SubmersionState.None)
{
if (submersionState != SubmersionState.Partial)
{
if (submersionState == SubmersionState.Full)
{
base.enabled = true;
this._RenderUnderwaterMask = false;
}
}
else
{
base.enabled = true;
this._RenderUnderwaterMask = true;
}
}
else
{
base.enabled = false;
}
float num = this._LocalCamera.nearClipPlane * Mathf.Tan(this._LocalCamera.fieldOfView * 0.5f * 0.0174532924f);
float num2 = base.transform.position.y - this._LocalWaterCamera.WaterLevel;
float effectsIntensity = (-num2 + num) * 0.25f;
this.SetEffectsIntensity(effectsIntensity);
}
private void PrepareToRender()
{
// reset shadowed water rect
shadowedWaterRect = new Rect(1.0f, 1.0f, -1.0f, -1.0f);
#if UNITY_EDITOR
if (IsSceneViewCamera(thisCamera))
{
return; // don't do any of the following stuff for editor cameras
}
#endif
// find containing water
float waterEnterTolerance = thisCamera.nearClipPlane * Mathf.Tan(thisCamera.fieldOfView * 0.5f * Mathf.Deg2Rad) * 3.0f;
var newWater = Water.FindWater(transform.position, waterEnterTolerance, out isInsideSubtractiveVolume, out isInsideAdditiveVolume);
if (newWater != containingWater)
{
if (containingWater != null && submersionState != SubmersionState.None)
{
submersionState = SubmersionState.None;
SubmersionStateChanged.Invoke(this);
}
containingWater = newWater;
submersionState = SubmersionState.None;
if (waterSample != null)
{
waterSample.Stop();
waterSample = null;
}
if (newWater != null && newWater.Volume.Boundless)
{
waterSample = new WaterSample(containingWater, WaterSample.DisplacementMode.Height, 0.4f);
waterSample.Start(transform.position);
}
}
// determine submersion state
SubmersionState newSubmersionState;
if (waterSample != null)
{
waterLevel = waterSample.GetAndReset(transform.position, WaterSample.ComputationsMode.Normal).y;
if (transform.position.y - waterEnterTolerance < waterLevel)
{
if (transform.position.y + waterEnterTolerance < waterLevel)
{
newSubmersionState = SubmersionState.Full;
}
else
{
newSubmersionState = SubmersionState.Partial;
}
}
else
{
newSubmersionState = SubmersionState.None;
}
}
else
{
newSubmersionState = containingWater != null ? SubmersionState.Partial : SubmersionState.None; // for non-boundless water always use Partial state as determining this would be too costly
}
if (newSubmersionState != submersionState)
{
submersionState = newSubmersionState;
SubmersionStateChanged.Invoke(this);
}
}
