public ProbeVolumeArtistParameters(Color debugColor)
{
this.debugColor = debugColor;
this.drawProbes = false;
this.payloadIndex = -1;
this.size = Vector3.one;
this.m_PositiveFade = Vector3.zero;
this.m_NegativeFade = Vector3.zero;
this.m_UniformFade = 0;
this.advancedFade = false;
this.distanceFadeStart = 10000.0f;
this.distanceFadeEnd = 10000.0f;
this.scale = Vector3.zero;
this.bias = Vector3.zero;
this.octahedralDepthScaleBias = Vector4.zero;
this.probeSpacingMode = ProbeSpacingMode.Density;
this.resolutionX = 4;
this.resolutionY = 4;
this.resolutionZ = 4;
this.densityX = (float)this.resolutionX / this.size.x;
this.densityY = (float)this.resolutionY / this.size.y;
this.densityZ = (float)this.resolutionZ / this.size.z;
this.volumeBlendMode = VolumeBlendMode.Normal;
this.weight = 1;
this.normalBiasWS = 0.0f;
this.dilationIterations = 2;
this.backfaceTolerance = 0.25f;
this.lightLayers = LightLayerEnum.LightLayerDefault;
}
internal static uint PackProbeVolumeSortKey(VolumeBlendMode volumeBlendMode, float logVolume, int probeVolumeIndex)
{
// 1 bit blendMode, 20 bit volume, 11 bit index
Debug.Assert(logVolume >= 0.0f && (uint)logVolume < (1 << 20));
Debug.Assert(probeVolumeIndex >= 0 && (uint)probeVolumeIndex < (1 << 11));
const uint VOLUME_MASK = (1 << 20) - 1;
const uint INDEX_MASK = (1 << 11) - 1;
// Sort probe volumes primarily by blend mode, and secondarily by size.
// In the lightloop, this means we will evaluate all Additive and Subtractive blending volumes first,
// and finally our Normal (over) blending volumes.
// This allows us to early out during the Normal blend volumes if opacity has reached 1.0 across all threads.
uint blendModeBits = ((volumeBlendMode != VolumeBlendMode.Normal) ? 0u : 1u) << 31;
uint logVolumeBits = ((uint)logVolume & VOLUME_MASK) << 11;
uint indexBits = (uint)probeVolumeIndex & INDEX_MASK;
return(blendModeBits | logVolumeBits | indexBits);
}
