/// <summary>
/// Request a FindPairs broadphase operation to report pairs within the layer. This is the start of a fluent expression.
/// </summary>
/// <param name="layer">The layer in which pairs should be detected</param>
/// <param name="processor">The job-like struct which should process each pair found</param>
public static FindPairsConfig <T> FindPairs <T>(CollisionLayer layer, T processor) where T : struct, IFindPairsProcessor
{
return(new FindPairsConfig <T>
{
processor = processor,
layerA = layer,
isLayerLayer = false,
disableEntityAliasChecks = false
});
}
static void CheckLayersAreCompatible(CollisionLayer layerA, CollisionLayer layerB)
{
if (math.any(layerA.worldMin != layerB.worldMin | layerA.worldAxisStride != layerB.worldAxisStride | layerA.worldSubdivisionsPerAxis !=
layerB.worldSubdivisionsPerAxis))
{
#if ENABLE_UNITY_COLLECTIONS_CHECKS
throw new InvalidOperationException(
"The two layers used in the FindPairs operation are not compatible. Please ensure the layers were constructed with identical settings.");
#endif
}
}
public static DrawFindPairsConfig DrawFindPairs(CollisionLayer layer)
{
return(new DrawFindPairsConfig
{
layerA = layer,
hitColor = Color.red,
missColor = Color.green,
drawMisses = true,
isLayerLayer = false
});
}
public CollisionLayer(CollisionLayer sourceLayer, Allocator allocator)
{
worldMin = sourceLayer.worldMin;
worldAxisStride = sourceLayer.worldAxisStride;
worldSubdivisionsPerAxis = sourceLayer.worldSubdivisionsPerAxis;
bucketStartsAndCounts = new NativeArray <int2>(sourceLayer.bucketStartsAndCounts, allocator);
xmins = new NativeArray <float>(sourceLayer.xmins, allocator);
xmaxs = new NativeArray <float>(sourceLayer.xmaxs, allocator);
yzminmaxs = new NativeArray <float4>(sourceLayer.yzminmaxs, allocator);
bodies = new NativeArray <ColliderBody>(sourceLayer.bodies, allocator);
}
/// <summary>
/// Request a FindPairs broadphase operation to report pairs between the two layers. Only pairs containing one element from layerA and one element from layerB will be reported. This is the start of a fluent expression.
/// </summary>
/// <param name="layerA">The first layer in which pairs should be detected</param>
/// <param name="layerB">The second layer in which pairs should be detected</param>
/// <param name="processor">The job-like struct which should process each pair found</param>
public static FindPairsConfig <T> FindPairs <T>(CollisionLayer layerA, CollisionLayer layerB, T processor) where T : struct, IFindPairsProcessor
{
CheckLayersAreCompatible(layerA, layerB);
return(new FindPairsConfig <T>
{
processor = processor,
layerA = layerA,
layerB = layerB,
isLayerLayer = true,
disableEntityAliasChecks = false
});
}
private static void EntityAliasCheck(CollisionLayer layer)
{
var hashSet = new NativeHashSet <Entity>(layer.Count, Allocator.Temp);
for (int i = 0; i < layer.Count; i++)
{
if (!hashSet.Add(layer.bodies[i].entity))
{
throw new InvalidOperationException(
$"A parallel FindPairs job was scheduled using a layer containing more than one instance of Entity {layer.bodies[i].entity}");
}
}
}
public static void RunImmediate(CollisionLayer layer, T processor)
{
int jobIndex = 0;
for (int i = 0; i < layer.BucketCount; i++)
{
var bucket = layer.GetBucketSlices(i);
SelfSweep(bucket, jobIndex++, processor, false);
}
var crossBucket = layer.GetBucketSlices(layer.BucketCount - 1);
for (int i = 0; i < layer.BucketCount - 1; i++)
{
var bucket = layer.GetBucketSlices(i);
BipartiteSweep(bucket, crossBucket, jobIndex++, processor, false);
}
}
public static DrawLayerConfig DrawLayer(CollisionLayer layer)
{
var colors = new FixedList512 <Color>();
colors.Length = 7;
colors[0] = Color.red;
colors[1] = Color.green;
colors[2] = Color.blue;
colors[3] = Color.cyan;
colors[4] = Color.yellow;
colors[5] = Color.magenta;
colors[6] = Color.black;
var crossColor = Color.white;
return(new DrawLayerConfig {
layer = layer, colors = colors, crossColor = crossColor
});
}
public static void RunImmediate(this BuildCollisionLayerConfig config, out CollisionLayer layer, Allocator allocator)
{
config.ValidateSettings();
if (config.hasQueryData)
{
ThrowEntityQueryInImmediateMode();
layer = default;
}
else if (config.hasAabbsArray && config.hasBodiesArray)
{
layer = new CollisionLayer(config.bodies.Length, config.settings, allocator);
if (config.hasRemapSrcIndices)
{
BuildCollisionLayerInternal.BuildImmediate(layer, config.remapSrcIndices, config.bodies, config.aabbs);
}
else
{
var remapArray = new NativeArray <int>(layer.Count, Allocator.Temp, NativeArrayOptions.UninitializedMemory);
BuildCollisionLayerInternal.BuildImmediate(layer, remapArray, config.bodies, config.aabbs);
}
}
else if (config.hasBodiesArray)
{
layer = new CollisionLayer(config.bodies.Length, config.settings, allocator);
if (config.hasRemapSrcIndices)
{
BuildCollisionLayerInternal.BuildImmediate(layer, config.remapSrcIndices, config.bodies, config.aabbs);
}
else
{
var remapArray = new NativeArray <int>(layer.Count, Allocator.Temp, NativeArrayOptions.UninitializedMemory);
BuildCollisionLayerInternal.BuildImmediate(layer, remapArray, config.bodies, config.aabbs);
}
}
else
{
ThrowUnknownConfiguration();
layer = default;
}
}
private static void EntityAliasCheck(CollisionLayer layerA, CollisionLayer layerB)
{
var hashSet = new NativeHashSet <Entity>(layerA.Count + layerB.Count, Allocator.Temp);
for (int i = 0; i < layerA.Count; i++)
{
if (!hashSet.Add(layerA.bodies[i].entity))
{
//Note: At this point, we know the issue lies exclusively in layerA.
throw new InvalidOperationException(
$"A parallel FindPairs job was scheduled using a layer containing more than one instance of Entity {layerA.bodies[i].entity}");
}
}
for (int i = 0; i < layerB.Count; i++)
{
if (!hashSet.Add(layerB.bodies[i].entity))
{
//Note: At this point, it is unknown whether the repeating entity first showed up in layerA or layerB.
throw new InvalidOperationException(
$"A parallel FindPairs job was scheduled using two layers combined containing more than one instance of Entity {layerB.bodies[i].entity}");
}
}
}
public static void BuildImmediate(CollisionLayer layer, NativeArray <int> remapSrcArray, NativeArray <ColliderBody> bodies)
{
var aabbs = new NativeArray <Aabb>(remapSrcArray.Length, Allocator.Temp, NativeArrayOptions.UninitializedMemory);
var layerIndices = new NativeArray <int>(remapSrcArray.Length, Allocator.Temp, NativeArrayOptions.UninitializedMemory);
var xmins = new NativeArray <float>(remapSrcArray.Length, Allocator.Temp, NativeArrayOptions.UninitializedMemory);
var p1 = new Part1FromColliderBodyArrayJob
{
aabbs = aabbs,
colliderBodies = bodies,
layer = layer,
layerIndices = layerIndices,
xmins = xmins
};
for (int i = 0; i < layer.Count; i++)
{
p1.Execute(i);
}
new Part2Job
{
layer = layer,
layerIndices = layerIndices
}.Execute();
var p3 = new Part3Job
{
layerIndices = layerIndices,
unsortedSrcIndices = remapSrcArray
};
for (int i = 0; i < layer.Count; i++)
{
p3.Execute(i);
}
var p4 = new Part4Job
{
bucketStartAndCounts = layer.bucketStartsAndCounts,
unsortedSrcIndices = remapSrcArray,
xmins = xmins
};
for (int i = 0; i < layer.BucketCount; i++)
{
p4.Execute(i);
}
var p5 = new Part5FromArraysJob
{
aabbs = aabbs,
bodies = bodies,
layer = layer,
remapSrcIndices = remapSrcArray
};
for (int i = 0; i < layer.Count; i++)
{
p5.Execute(i);
}
}
public static JobHandle ScheduleParallel(this BuildCollisionLayerConfig config, out CollisionLayer layer, Allocator allocator, JobHandle inputDeps = default)
{
config.ValidateSettings();
var jh = inputDeps;
if (config.hasQueryData)
{
int count = config.query.CalculateEntityCount();
layer = new CollisionLayer(count, config.settings, allocator);
var layerIndices = new NativeArray <int>(count, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var xmins = new NativeArray <float>(count, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var aos = new NativeArray <BuildCollisionLayerInternal.ColliderAoSData>(count, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
NativeArray <int> remapSrcIndices = config.hasRemapSrcIndices ? config.remapSrcIndices : new NativeArray <int>(count,
Allocator.TempJob,
NativeArrayOptions.UninitializedMemory);
jh = new BuildCollisionLayerInternal.Part1FromQueryJob
{
layer = layer,
typeGroup = config.typeGroup,
layerIndices = layerIndices,
xmins = xmins,
colliderAoS = aos
}.ScheduleParallel(config.query, 1, jh);
jh = new BuildCollisionLayerInternal.Part2Job
{
layer = layer,
layerIndices = layerIndices
}.Schedule(jh);
jh = new BuildCollisionLayerInternal.Part3Job
{
layerIndices = layerIndices,
unsortedSrcIndices = remapSrcIndices
}.ScheduleParallel(count, 512, jh);
jh = new BuildCollisionLayerInternal.Part4Job
{
unsortedSrcIndices = remapSrcIndices,
xmins = xmins,
bucketStartAndCounts = layer.bucketStartsAndCounts
}.ScheduleParallel(layer.BucketCount, 1, jh);
jh = new BuildCollisionLayerInternal.Part5FromQueryJob
{
layer = layer,
colliderAoS = aos,
remapSrcIndices = remapSrcIndices
}.ScheduleParallel(count, 128, jh);
if (!config.hasRemapSrcIndices)
{
jh = remapSrcIndices.Dispose(jh);
}
return(jh);
}
else if (config.hasBodiesArray)
{
layer = new CollisionLayer(config.bodies.Length, config.settings, allocator);
int count = config.bodies.Length;
var layerIndices = new NativeArray <int>(count, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var xmins = new NativeArray <float>(count, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
NativeArray <int> remapSrcIndices = config.hasRemapSrcIndices ? config.remapSrcIndices : new NativeArray <int>(count,
Allocator.TempJob,
NativeArrayOptions.UninitializedMemory);
NativeArray <Aabb> aabbs = config.hasAabbsArray ? config.aabbs : new NativeArray <Aabb>(count, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
if (config.hasAabbsArray)
{
jh = new BuildCollisionLayerInternal.Part1FromDualArraysJob
{
layer = layer,
aabbs = aabbs,
layerIndices = layerIndices,
xmins = xmins
}.ScheduleParallel(count, 64, jh);
}
else
{
jh = new BuildCollisionLayerInternal.Part1FromColliderBodyArrayJob
{
layer = layer,
aabbs = aabbs,
colliderBodies = config.bodies,
layerIndices = layerIndices,
xmins = xmins
}.ScheduleParallel(count, 64, jh);
}
jh = new BuildCollisionLayerInternal.Part2Job
{
layer = layer,
layerIndices = layerIndices
}.Schedule(jh);
jh = new BuildCollisionLayerInternal.Part3Job
{
layerIndices = layerIndices,
unsortedSrcIndices = remapSrcIndices
}.ScheduleParallel(count, 512, jh);
jh = new BuildCollisionLayerInternal.Part4Job
{
bucketStartAndCounts = layer.bucketStartsAndCounts,
unsortedSrcIndices = remapSrcIndices,
xmins = xmins
}.ScheduleParallel(layer.BucketCount, 1, jh);
jh = new BuildCollisionLayerInternal.Part5FromArraysJob
{
aabbs = aabbs,
bodies = config.bodies,
layer = layer,
remapSrcIndices = remapSrcIndices
}.ScheduleParallel(count, 128, jh);
if ((!config.hasAabbsArray) && (!config.hasRemapSrcIndices))
{
jh = JobHandle.CombineDependencies(remapSrcIndices.Dispose(jh), aabbs.Dispose(jh));
}
else if (!config.hasRemapSrcIndices)
{
jh = remapSrcIndices.Dispose(jh);
}
else if (!config.hasAabbsArray)
{
jh = aabbs.Dispose(jh);
}
return(jh);
}
else
{
throw new InvalidOperationException("Something went wrong with the BuildCollisionError configuration.");
}
}
public static JobHandle ScheduleSingle(this BuildCollisionLayerConfig config, out CollisionLayer layer, Allocator allocator, JobHandle inputDeps = default)
{
config.ValidateSettings();
var jh = inputDeps;
if (config.hasQueryData)
{
int count = config.count;
layer = new CollisionLayer(count, config.settings, allocator);
var layerIndices = new NativeArray <int>(count, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var aos = new NativeArray <BuildCollisionLayerInternal.ColliderAoSData>(count, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
var xmins = new NativeArray <float>(count, Allocator.TempJob, NativeArrayOptions.UninitializedMemory);
NativeArray <int> remapSrcIndices = config.hasRemapSrcIndices ? config.remapSrcIndices : new NativeArray <int>(count,
Allocator.TempJob,
NativeArrayOptions.UninitializedMemory);
jh = new BuildCollisionLayerInternal.Part1FromQueryJob
{
typeGroup = config.typeGroup,
layer = layer,
layerIndices = layerIndices,
colliderAoS = aos,
xmins = xmins
}.Schedule(config.query, jh);
jh = new BuildCollisionLayerInternal.Part2Job
{
layer = layer,
layerIndices = layerIndices
}.Schedule(jh);
jh = new BuildCollisionLayerInternal.Part3Job
{
layerIndices = layerIndices,
unsortedSrcIndices = remapSrcIndices
}.Schedule(count, jh);
jh = new BuildCollisionLayerInternal.Part4Job
{
bucketStartAndCounts = layer.bucketStartsAndCounts,
unsortedSrcIndices = remapSrcIndices,
xmins = xmins
}.Schedule(layer.BucketCount, jh);
jh = new BuildCollisionLayerInternal.Part5FromQueryJob
{
colliderAoS = aos,
layer = layer,
remapSrcIndices = remapSrcIndices
}.Schedule(count, jh);
if (!config.hasRemapSrcIndices)
{
jh = remapSrcIndices.Dispose(jh);
}
return(jh);
}
else if (config.hasAabbsArray && config.hasBodiesArray)
{
layer = new CollisionLayer(config.aabbs.Length, config.settings, allocator);
if (config.hasRemapSrcIndices)
{
jh = new BuildCollisionLayerInternal.BuildFromDualArraysSingleWithRemapJob
{
layer = layer,
aabbs = config.aabbs,
bodies = config.bodies,
remapSrcIndices = config.remapSrcIndices
}.Schedule(jh);
}
else
{
jh = new BuildCollisionLayerInternal.BuildFromDualArraysSingleJob
{
layer = layer,
aabbs = config.aabbs,
bodies = config.bodies
}.Schedule(jh);
}
return(jh);
}
else if (config.hasBodiesArray)
{
layer = new CollisionLayer(config.bodies.Length, config.settings, allocator);
if (config.hasRemapSrcIndices)
{
jh = new BuildCollisionLayerInternal.BuildFromColliderArraySingleWithRemapJob
{
layer = layer,
bodies = config.bodies,
remapSrcIndices = config.remapSrcIndices
}.Schedule(jh);
}
else
{
jh = new BuildCollisionLayerInternal.BuildFromColliderArraySingleJob
{
layer = layer,
bodies = config.bodies
}.Schedule(jh);
}
return(jh);
}
else
{
throw new InvalidOperationException("Something went wrong with the BuildCollisionError configuration.");
}
}
