internal void UpdateShadowRequest(int index, HDShadowRequest shadowRequest, ShadowMapUpdateType updateType)
{
if (index >= m_ShadowRequestCount)
{
return;
}
m_ShadowRequests[index] = shadowRequest;
bool addToCached = updateType == ShadowMapUpdateType.Cached || updateType == ShadowMapUpdateType.Mixed;
bool addDynamic = updateType == ShadowMapUpdateType.Dynamic || updateType == ShadowMapUpdateType.Mixed;
switch (shadowRequest.shadowMapType)
{
case ShadowMapType.PunctualAtlas:
{
if (addToCached)
{
cachedShadowManager.punctualShadowAtlas.AddShadowRequest(shadowRequest);
}
if (addDynamic)
{
m_Atlas.AddShadowRequest(shadowRequest);
if (updateType == ShadowMapUpdateType.Mixed)
{
m_Atlas.AddRequestToPendingBlitFromCache(shadowRequest);
}
}
break;
}
case ShadowMapType.CascadedDirectional:
{
m_CascadeAtlas.AddShadowRequest(shadowRequest);
break;
}
case ShadowMapType.AreaLightAtlas:
{
if (addToCached)
{
cachedShadowManager.areaShadowAtlas.AddShadowRequest(shadowRequest);
}
if (addDynamic)
{
m_AreaLightShadowAtlas.AddShadowRequest(shadowRequest);
if (updateType == ShadowMapUpdateType.Mixed)
{
m_AreaLightShadowAtlas.AddRequestToPendingBlitFromCache(shadowRequest);
}
}
break;
}
}
;
}
internal int ReserveShadowResolutions(Vector2 resolution, ShadowMapType shadowMapType, int lightID, int index, ShadowMapUpdateType updateType)
{
if (m_ShadowRequestCount >= m_MaxShadowRequests)
{
Debug.LogWarning("Max shadow requests count reached, dropping all exceeding requests. You can increase this limit by changing the max requests in the HDRP asset");
return(-1);
}
m_ShadowResolutionRequests[m_ShadowResolutionRequestCounter].shadowMapType = shadowMapType;
// Note: for cached shadows we manage the resolution requests directly on the CachedShadowAtlas as they need special handling. We however keep incrementing the counter for two reasons:
// - Maintain the limit of m_MaxShadowRequests
// - Avoid to refactor other parts that the shadow manager that get requests indices from here.
if (updateType != ShadowMapUpdateType.Cached || shadowMapType == ShadowMapType.CascadedDirectional)
{
m_ShadowResolutionRequests[m_ShadowResolutionRequestCounter].resolution = resolution;
m_ShadowResolutionRequests[m_ShadowResolutionRequestCounter].dynamicAtlasViewport.width = resolution.x;
m_ShadowResolutionRequests[m_ShadowResolutionRequestCounter].dynamicAtlasViewport.height = resolution.y;
switch (shadowMapType)
{
case ShadowMapType.PunctualAtlas:
m_Atlas.ReserveResolution(m_ShadowResolutionRequests[m_ShadowResolutionRequestCounter]);
break;
case ShadowMapType.AreaLightAtlas:
m_AreaLightShadowAtlas.ReserveResolution(m_ShadowResolutionRequests[m_ShadowResolutionRequestCounter]);
break;
case ShadowMapType.CascadedDirectional:
m_CascadeAtlas.ReserveResolution(m_ShadowResolutionRequests[m_ShadowResolutionRequestCounter]);
break;
}
}
m_ShadowResolutionRequestCounter++;
m_ShadowRequestCount = m_ShadowResolutionRequestCounter;
return(m_ShadowResolutionRequestCounter - 1);
}
