public void Execute(int index) //row major
{
int3 tileIndex;
TileLightIndex tileLightIndex = m_lightIndices[index];
tileLightIndex.Reset();
tileIndex.x = index % m_TileCount.x;
tileIndex.y = index / m_TileCount.x;
m_TileLightIndicesMinMax[index] = new uint2(1024, 0);
var lightCount = 0;
for (int i = 0; i < m_LightPos.Length; i++)
{
float3 lightPosition = m_LightPos[i];
var range = m_LightRange[i];
var tileIsLit = PlaneCircleCollision(m_ClusterInfo.ClusterXPlaneNormal[tileIndex.x],
m_ClusterInfo.ClusterXPlanePoints[tileIndex.x], lightPosition, range) && // plane left
PlaneCircleCollision(-m_ClusterInfo.ClusterXPlaneNormal[tileIndex.x + 1],
m_ClusterInfo.ClusterXPlanePoints[tileIndex.x + 1], lightPosition, range) &&// plane right
PlaneCircleCollision(m_ClusterInfo.ClusterYPlaneNormal[tileIndex.y],
m_ClusterInfo.ClusterYPlanePoints[tileIndex.y], lightPosition, range) && // plane top
PlaneCircleCollision(-m_ClusterInfo.ClusterYPlaneNormal[tileIndex.y + 1],
m_ClusterInfo.ClusterYPlanePoints[tileIndex.y + 1], lightPosition, range);
uint unsignedi = (uint)i;
if (tileIsLit)
{
tileLightIndex.SetIndex(i);
m_TileLightIndicesMinMax[index] = new uint2(min(unsignedi, m_TileLightIndicesMinMax[index].x),
max(unsignedi, m_TileLightIndicesMinMax[index].y));
lightCount += 1;
}
}
m_lightIndices[index] = tileLightIndex;
m_TileLightCount[index] = lightCount;
}
public void Execute(int zBinningIndex) //16 by default
{
int3 tileIndex;
TileLightIndex tileLightIndex = m_lightIndices[zBinningIndex];
tileLightIndex.Reset();
for (int i = 0; i < m_LightList.Length; i++)
{
float3 lightPosition = m_LightList[i].light.transform.position;
var range = m_LightList[i].light.range;
var tileIsLit = PlaneCircleCollision(-m_ZBinningInfo.CameraNormal[0],
m_ZBinningInfo.ZBinningPoints[0][i], lightPosition, range) && // plane left
PlaneCircleCollision(m_ZBinningInfo.CameraNormal[0],
m_ZBinningInfo.ZBinningPoints[0][i + 1], lightPosition, range); // plane right
if (tileIsLit)
{
tileLightIndex.SetIndex(i);
}
}
m_lightIndices[zBinningIndex] = tileLightIndex;
}