protected override JobHandle OnUpdate(JobHandle lastJobHandle)
{
// Get component data from the GridPlane
var cartesianGridPlane = GetSingleton <CartesianGridOnPlane>();
var rowCount = cartesianGridPlane.Blob.Value.RowCount;
var colCount = cartesianGridPlane.Blob.Value.ColCount;
var targetDirectionsBufferCapacity = ((colCount + 1) / 2) * rowCount;
var gridWalls = (byte *)cartesianGridPlane.Blob.Value.Walls.GetUnsafePtr();
// Initialize the buffer for the target paths with size appropriate to grid.
Entities
.WithName("InitializeTargets")
.WithAll <CartesianGridTarget>()
.WithNone <CartesianGridTargetDirection>()
.WithStructuralChanges()
.ForEach((Entity entity) =>
{
var buffer = EntityManager.AddBuffer <CartesianGridTargetDirection>(entity);
buffer.ResizeUninitialized(targetDirectionsBufferCapacity);
}).Run();
// Rebuild all the paths to the target *only* when the target's grid position changes.
Entities
.WithName("UpdateTargetPaths")
.WithAll <CartesianGridTarget>()
.ForEach((Entity entity, ref CartesianGridTargetCoordinates prevTargetPosition, in CartesianGridCoordinates targetPosition, in DynamicBuffer <CartesianGridTargetDirection> targetDirections) =>
{
if (prevTargetPosition.Equals(targetPosition))
{
return;
}
prevTargetPosition = new CartesianGridTargetCoordinates(targetPosition);
CartesianGridOnPlaneShortestPath.CalculateShortestPathsToTarget(targetDirections.Reinterpret <byte>().AsNativeArray(), rowCount, colCount, targetPosition, gridWalls);
}).Run();
protected override JobHandle OnUpdate(JobHandle lastJobHandle)
{
// Get component data from the GridPlane
var cartesianGridCube = GetSingleton <CartesianGridOnCube>();
var rowCount = cartesianGridCube.Blob.Value.RowCount;
var targetDirectionsBufferCapacity = 6 * (((rowCount + 1) / 2) * rowCount);
var targetDistancesBufferCapacity = 6 * (rowCount * rowCount);
var gridWalls = (byte *)cartesianGridCube.Blob.Value.Walls.GetUnsafePtr();
var faceLocalToLocal = (float4x4 *)cartesianGridCube.Blob.Value.FaceLocalToLocal.GetUnsafePtr();
Entities
.WithName("InitializeTargets")
.WithAll <CartesianGridTarget>()
.WithAll <CartesianGridOnCubeFace>()
.WithNone <CartesianGridTargetDirection>()
.WithNone <CartesianGridTargetDistance>()
.WithStructuralChanges()
.ForEach((Entity entity) =>
{
var directionBuffer = EntityManager.AddBuffer <CartesianGridTargetDirection>(entity);
directionBuffer.ResizeUninitialized(targetDirectionsBufferCapacity);
var distanceBuffer = EntityManager.AddBuffer <CartesianGridTargetDistance>(entity);
distanceBuffer.ResizeUninitialized(targetDistancesBufferCapacity);
}).Run();
// Rebuild all the paths to the target *only* when the target's grid position changes.
Entities
.WithName("UpdateTargetPaths")
.WithNativeDisableUnsafePtrRestriction(faceLocalToLocal)
.WithAll <CartesianGridTarget>()
.ForEach((Entity entity, ref CartesianGridTargetCoordinates prevTargetPosition, in CartesianGridOnCubeFace cubeFace, in CartesianGridCoordinates targetPosition, in DynamicBuffer <CartesianGridTargetDirection> targetDirections, in DynamicBuffer <CartesianGridTargetDistance> targetDistances) =>
{
if (prevTargetPosition.Equals(targetPosition))
{
return;
}
if (targetPosition.OnGrid(rowCount, rowCount))
{
prevTargetPosition = new CartesianGridTargetCoordinates(targetPosition);
CartesianGridOnCubeShortestPath.CalculateShortestPathsToTarget(targetDirections.Reinterpret <byte>().AsNativeArray(), targetDistances.Reinterpret <int>().AsNativeArray(), rowCount, targetPosition, cubeFace, gridWalls, faceLocalToLocal);
}
}).Run();