void LateUpdateViewerHeight()
{
Vector3 pos = Viewpoint.position;
float waterHeight;
if (CollisionProvider.SampleHeight(ref pos, out waterHeight))
{
ViewerHeightAboveWater = pos.y - waterHeight;
}
}
void LateUpdateViewerHeight()
{
var pos = Viewpoint.position;
var rect = new Rect(pos.x, pos.z, 0f, 0f);
float waterHeight;
if (CollisionProvider.GetSamplingData(ref rect, 0f, _samplingData) &&
CollisionProvider.SampleHeight(ref pos, _samplingData, out waterHeight))
{
ViewerHeightAboveWater = pos.y - waterHeight;
}
CollisionProvider.ReturnSamplingData(_samplingData);
}
private void CleanUp()
{
foreach (var lodData in _lodDatas)
{
lodData.OnDisable();
}
_lodDatas.Clear();
#if UNITY_EDITOR
if (!EditorApplication.isPlaying && Root != null)
{
DestroyImmediate(Root.gameObject);
}
else
#endif
if (Root != null)
{
Destroy(Root.gameObject);
}
Root = null;
_lodTransform = null;
_lodDataAnimWaves = null;
_lodDataClipSurface = null;
_lodDataDynWaves = null;
_lodDataFlow = null;
_lodDataFoam = null;
_lodDataSeaDepths = null;
_lodDataShadow = null;
if (CollisionProvider != null)
{
CollisionProvider.CleanUp();
CollisionProvider = null;
}
if (FlowProvider != null)
{
FlowProvider.CleanUp();
FlowProvider = null;
}
_oceanChunkRenderers.Clear();
}
void RunUpdate()
{
// Do this *before* changing the ocean position, as it needs the current LOD positions to associate with the current queries
CollisionProvider.UpdateQueries();
FlowProvider.UpdateQueries();
// set global shader params
Shader.SetGlobalFloat(sp_texelsPerWave, MinTexelsPerWave);
Shader.SetGlobalFloat(sp_crestTime, CurrentTime);
Shader.SetGlobalFloat(sp_sliceCount, CurrentLodCount);
Shader.SetGlobalFloat(sp_clipByDefault, _defaultClippingState == DefaultClippingState.EverythingClipped ? 1f : 0f);
Shader.SetGlobalFloat(sp_lodAlphaBlackPointFade, _lodAlphaBlackPointFade);
Shader.SetGlobalFloat(sp_lodAlphaBlackPointWhitePointFade, _lodAlphaBlackPointWhitePointFade);
// LOD 0 is blended in/out when scale changes, to eliminate pops. Here we set it as a global, whereas in OceanChunkRenderer it
// is applied to LOD0 tiles only through _InstanceData. This global can be used in compute, where we only apply this factor for slice 0.
var needToBlendOutShape = ScaleCouldIncrease;
var meshScaleLerp = needToBlendOutShape ? ViewerAltitudeLevelAlpha : 0f;
Shader.SetGlobalFloat(sp_meshScaleLerp, meshScaleLerp);
if (Viewpoint == null
)
{
#if UNITY_EDITOR
if (EditorApplication.isPlaying)
#endif
{
Debug.LogError("Viewpoint is null, ocean update will fail.", this);
}
}
if (_followViewpoint && Viewpoint != null)
{
LateUpdatePosition();
LateUpdateScale();
LateUpdateViewerHeight();
}
CreateDestroySubSystems();
LateUpdateLods();
if (Viewpoint != null)
{
LateUpdateTiles();
}
LateUpdateResetMaxDisplacementFromShape();
#if UNITY_EDITOR
if (EditorApplication.isPlaying || !_showOceanProxyPlane)
#endif
{
_commandbufferBuilder.BuildAndExecute();
}
#if UNITY_EDITOR
else
{
// If we're not running, reset the frame data to avoid validation warnings
for (int i = 0; i < _lodTransform._renderData.Length; i++)
{
_lodTransform._renderData[i]._frame = -1;
}
for (int i = 0; i < _lodTransform._renderDataSource.Length; i++)
{
_lodTransform._renderDataSource[i]._frame = -1;
}
}
#endif
_isFirstUpdate = false;
}