private void Init()
{
_cubes = GetChildrenByDepth(this.gameObject, 0);
Debug.Log(_cubes.Length);
CubeAsset.Settings settings = new CubeAsset.Settings();
settings.depths.Add(new CubeAsset.DepthInfo(new Vector3(1, 1, 1), NvBlastChunkDesc.Flags.NoFlags));
settings.depths.Add(new CubeAsset.DepthInfo(new Vector3(2, 2, 2), NvBlastChunkDesc.Flags.SupportFlag));
settings.extents = new Vector3(10, 10, 10);
settings.staticHeight = 1.0f;
_thisCubeAsset = CubeAsset.generate(settings);
NvBlastAssetDesc desc = _thisCubeAsset.solverAssetDesc;
_blastAsset = new NvBlastAsset(desc);
_blastFamily = new NvBlastFamily(_blastAsset);
NvBlastActorDesc actorDesc = new NvBlastActorDesc();
actorDesc.uniformInitialBondHealth = 1.0f;
actorDesc.uniformInitialLowerSupportChunkHealth = 1.0f;
var actor = new NvBlastActor(_blastFamily, actorDesc);
OnActorCreated(actor, Vector3.zero, Quaternion.identity);
// Reserved buffers
_fractureBuffers = new NvBlastFractureBuffers();
_fractureBuffers.chunkFractures = Marshal.AllocHGlobal((int)desc.chunkCount * Marshal.SizeOf(typeof(NvBlastChunkFractureData)));
_fractureBuffers.bondFractures = Marshal.AllocHGlobal((int)desc.bondCount * Marshal.SizeOf(typeof(NvBlastBondFractureData)));
_leafChunkCount = (uint)_blastAsset.leafChunkCount;
_newActorsBuffer = Marshal.AllocHGlobal((int)_leafChunkCount * Marshal.SizeOf(typeof(IntPtr)));
}
public NvBlastAsset(NvBlastAssetDesc desc)
{
var scratchSize = NvBlastGetRequiredScratchForCreateAsset(desc, NvBlastWrapper.Log);
var assetSize = NvBlastGetAssetMemorySize(desc, NvBlastWrapper.Log);
IntPtr mem = NvBlastWrapper.Alloc((long)assetSize);
var asset = NvBlastCreateAsset(mem, desc, NvBlastWrapper.GetScratch((int)scratchSize), NvBlastWrapper.Log);
Initialize(asset);
}
public void Initialize(CubeAsset asset)
{
// Blast asset creation
_cubeAsset = asset;
NvBlastAssetDesc desc = _cubeAsset.solverAssetDesc;
_blastAsset = new NvBlastAsset(desc);
// Debug.Log(_blastAsset.leafChunkCount);
// Actual Cubes
var cubePrefab = Resources.Load <GameObject>("CubePrefab");
_cubes = new GameObject[desc.chunkCount];
for (int i = 0; i < desc.chunkCount; ++i)
{
GameObject cube = GameObject.Instantiate <GameObject>(cubePrefab);
cube.transform.parent = transform;
cube.transform.localScale = _cubeAsset.chunks[i].extents;
cube.transform.localPosition = _cubeAsset.chunks[i].position;
cube.transform.localRotation = Quaternion.identity;
cube.SetActive(false);
Color color = Color.HSVToRGB(UnityEngine.Random.Range(0f, 1f), 0.42f, 1.0f);
cube.GetComponent <Renderer>().material.color = color;
_cubes[i] = cube;
}
// First actor
_blastFamily = new NvBlastFamily(_blastAsset);
NvBlastActorDesc actorDesc = new NvBlastActorDesc();
actorDesc.uniformInitialBondHealth = 1.0f;
actorDesc.uniformInitialLowerSupportChunkHealth = 1.0f;
var actor = new NvBlastActor(_blastFamily, actorDesc);
// Debug.Log(actor.visibleChunkCount);
OnActorCreated(actor, Vector3.zero, Quaternion.identity);
// Reserved buffers
_fractureBuffers = new NvBlastFractureBuffers();
_fractureBuffers.chunkFractures = Marshal.AllocHGlobal((int)desc.chunkCount * Marshal.SizeOf(typeof(NvBlastChunkFractureData)));
_fractureBuffers.bondFractures = Marshal.AllocHGlobal((int)desc.bondCount * Marshal.SizeOf(typeof(NvBlastBondFractureData)));
_leafChunkCount = (uint)_blastAsset.leafChunkCount;
_newActorsBuffer = Marshal.AllocHGlobal((int)_leafChunkCount * Marshal.SizeOf(typeof(IntPtr)));
}
public static void ReorderAssetDescChunks(NvBlastAssetDesc assetDesc, uint[] chunkReorderMap)
{
System.IntPtr scratchPtr = NvBlastWrapper.GetScratch((int)(assetDesc.chunkCount * Marshal.SizeOf(typeof(NvBlastChunkDesc))));
NvBlastReorderAssetDescChunks(assetDesc.chunkDescs, assetDesc.chunkCount, assetDesc.bondDescs, assetDesc.bondCount, chunkReorderMap, true, scratchPtr, System.UIntPtr.Zero);
}
static extern IntPtr NvBlastCreateAsset(System.IntPtr mem, NvBlastAssetDesc desc, IntPtr scratch, NvBlastWrapper.NvBlastLog logFn);
static extern UInt64 NvBlastGetAssetMemorySize(NvBlastAssetDesc desc, NvBlastWrapper.NvBlastLog logFn);
static extern UInt64 NvBlastGetRequiredScratchForCreateAsset(NvBlastAssetDesc desc, NvBlastWrapper.NvBlastLog logFn);
