public bool Update(BuiltinSkyParameters builtinParams, PhysicallyBasedSky pbrSky)
{
if (builtinParams.frameIndex <= m_LastFrameComputation)
{
return(false);
}
m_LastFrameComputation = builtinParams.frameIndex;
if (m_LastPrecomputedBounce == 0)
{
// Allocate temp tables if needed
if (m_GroundIrradianceTables[1] == null)
{
m_GroundIrradianceTables[1] = AllocateGroundIrradianceTable(1);
}
if (m_InScatteredRadianceTables[3] == null)
{
m_InScatteredRadianceTables[3] = AllocateInScatteredRadianceTable(3);
}
if (m_InScatteredRadianceTables[4] == null)
{
m_InScatteredRadianceTables[4] = AllocateInScatteredRadianceTable(4);
}
}
if (m_LastPrecomputedBounce == pbrSky.numberOfBounces.value)
{
// Free temp tables.
// This is a deferred release (one frame late)!
RTHandles.Release(m_GroundIrradianceTables[1]);
RTHandles.Release(m_InScatteredRadianceTables[3]);
RTHandles.Release(m_InScatteredRadianceTables[4]);
m_GroundIrradianceTables[1] = null;
m_InScatteredRadianceTables[3] = null;
m_InScatteredRadianceTables[4] = null;
}
if (m_LastPrecomputedBounce < pbrSky.numberOfBounces.value)
{
PrecomputeTables(builtinParams.commandBuffer);
m_LastPrecomputedBounce++;
// If the sky is realtime, an upcoming update will update the sky lighting. Otherwise we need to force an update.
return(builtinParams.skySettings.updateMode != EnvironmentUpdateMode.Realtime);
}
return(false);
}
public override void Cleanup()
{
m_Settings = null;
RTHandles.Release(m_GroundIrradianceTables[0]); m_GroundIrradianceTables[0] = null;
RTHandles.Release(m_GroundIrradianceTables[1]); m_GroundIrradianceTables[1] = null;
RTHandles.Release(m_InScatteredRadianceTables[0]); m_InScatteredRadianceTables[0] = null;
RTHandles.Release(m_InScatteredRadianceTables[1]); m_InScatteredRadianceTables[1] = null;
RTHandles.Release(m_InScatteredRadianceTables[2]); m_InScatteredRadianceTables[2] = null;
RTHandles.Release(m_InScatteredRadianceTables[3]); m_InScatteredRadianceTables[3] = null;
RTHandles.Release(m_InScatteredRadianceTables[4]); m_InScatteredRadianceTables[4] = null;
m_LastPrecomputedBounce = 0;
m_IsBuilt = false;
}
public PhysicallyBasedSkyRenderer(PhysicallyBasedSky settings)
{
m_Settings = settings;
}