// Iterate over all colliders and store those whose cell span has changed.
public void Execute(int i)
{
float size = bounds[i].AverageAxisLength();
int level = NativeMultilevelGrid <int> .GridLevelForSize(size);
float cellSize = NativeMultilevelGrid <int> .CellSizeOfLevel(level);
// get new collider bounds cell coordinates:
BurstCellSpan newSpan = new BurstCellSpan(new int4(GridHash.Quantize(bounds[i].min.xyz, cellSize), level),
new int4(GridHash.Quantize(bounds[i].max.xyz, cellSize), level));
// if the collider is 2D, project it to the z = 0 cells.
if (colliders[i].is2D != 0)
{
newSpan.min[2] = 0;
newSpan.max[2] = 0;
}
// if the collider is at the tail (removed), we will only remove it from its current cellspan.
// if the new cellspan and the current one are different, we must remove it from its current cellspan and add it to its new one.
if (i >= colliderCount || cellIndices[i] != newSpan)
{
// Add the collider to the list of moving colliders:
movingColliders.Enqueue(new MovingCollider()
{
oldSpan = cellIndices[i],
newSpan = newSpan,
entity = i
});
// Update previous coords:
cellIndices[i] = newSpan;
}
}
// Iterate over all colliders and store those whose cell span has changed.
public void Execute(int i)
{
BurstAabb velocityBounds = bounds[i];
// Expand bounds by rigidbody's linear velocity:
if (shapes[i].rigidbodyIndex >= 0)
{
velocityBounds.Sweep(rigidbodies[shapes[i].rigidbodyIndex].velocity * dt);
}
// Expand bounds by collision material's stick distance:
if (shapes[i].materialIndex >= 0)
{
velocityBounds.Expand(collisionMaterials[shapes[i].materialIndex].stickDistance);
}
float size = velocityBounds.AverageAxisLength();
int level = NativeMultilevelGrid <int> .GridLevelForSize(size);
float cellSize = NativeMultilevelGrid <int> .CellSizeOfLevel(level);
// get new collider bounds cell coordinates:
BurstCellSpan newSpan = new BurstCellSpan(new int4(GridHash.Quantize(velocityBounds.min.xyz, cellSize), level),
new int4(GridHash.Quantize(velocityBounds.max.xyz, cellSize), level));
// if the collider is 2D, project it to the z = 0 cells.
if (shapes[i].is2D != 0)
{
newSpan.min[2] = 0;
newSpan.max[2] = 0;
}
// if the collider is at the tail (removed), we will only remove it from its current cellspan.
// if the new cellspan and the current one are different, we must remove it from its current cellspan and add it to its new one.
if (i >= colliderCount || cellIndices[i] != newSpan)
{
// Add the collider to the list of moving colliders:
movingColliders.Enqueue(new MovingCollider()
{
oldSpan = cellIndices[i],
newSpan = newSpan,
entity = i
});
// Update previous coords:
cellIndices[i] = newSpan;
}
}
public void AddToCells(BurstCellSpan span, T content)
{
for (int x = span.min[0]; x <= span.max[0]; ++x)
{
for (int y = span.min[1]; y <= span.max[1]; ++y)
{
for (int z = span.min[2]; z <= span.max[2]; ++z)
{
int cellIndex = GetOrCreateCell(new int4(x, y, z, span.level));
var newCell = usedCells[cellIndex];
newCell.Add(content);
usedCells[cellIndex] = newCell;
}
}
}
}
public void RemoveFromCells(BurstCellSpan span, T content)
{
for (int x = span.min[0]; x <= span.max[0]; ++x)
{
for (int y = span.min[1]; y <= span.max[1]; ++y)
{
for (int z = span.min[2]; z <= span.max[2]; ++z)
{
int cellIndex;
if (TryGetCellIndex(new int4(x, y, z, span.level), out cellIndex))
{
var oldCell = usedCells[cellIndex];
oldCell.Remove(content);
usedCells[cellIndex] = oldCell;
}
}
}
}
}
