protected override void AllocateShadows(FrameId frameId, VisibleLight[] lights, uint totalGranted, ref ShadowRequestVector grantedRequests, ref ShadowIndicesVector shadowIndices, ref ShadowDataVector shadowDatas, ref ShadowPayloadVector shadowmapPayload)
{
ShadowData sd = new ShadowData();
shadowDatas.Reserve(totalGranted);
shadowIndices.Reserve(grantedRequests.Count());
for (uint i = 0, cnt = grantedRequests.Count(); i < cnt; ++i)
{
VisibleLight vl = lights[grantedRequests[i].index];
Light l = vl.light;
AdditionalLightData ald = l.GetComponent <AdditionalLightData>();
// set light specific values that are not related to the shadowmap
GPUShadowType shadowtype;
ShadowUtils.MapLightType(ald.archetype, vl.lightType, out sd.lightType, out shadowtype);
sd.bias = l.shadowBias;
sd.quality = 0;
shadowIndices.AddUnchecked((int)shadowDatas.Count());
int smidx = 0;
while (smidx < k_MaxShadowmapPerType)
{
if (m_ShadowmapsPerType[(int)shadowtype, smidx].Reserve(frameId, ref sd, grantedRequests[i], (uint)ald.shadowResolution, (uint)ald.shadowResolution, ref shadowDatas, ref shadowmapPayload, lights))
{
break;
}
smidx++;
}
if (smidx == k_MaxShadowmapPerType)
{
throw new ArgumentException("The requested shadows do not fit into any shadowmap.");
}
}
// final step for shadowmaps that only gather data during the previous loop and do the actual allocation once they have all the data.
foreach (var sm in m_Shadowmaps)
{
if (!sm.ReserveFinalize(frameId, ref shadowDatas, ref shadowmapPayload))
{
throw new ArgumentException("Shadow allocation failed in the ReserveFinalize step.");
}
}
}