void createHitMesh()
{
var glen = this.cubeGrids.GridLength;
this.cubeGridColliders = new MeshCollider[glen.x, glen.y, glen.z];
this.idxLists = this.MarchingCubeAsset.CubeIdAndVertexIndicesList.Select(x => x.vertexIndices).ToArray();
this.vtxList = this.MarchingCubeAsset.BaseVertexList.Select(x => new float3(x.x, x.y, x.z)).ToArray();
//var idxLists = this.MarchingCubeAsset.CubeIdAndVertexIndicesList.Select( x => x.vertexIndices ).ToArray();
//var vtxList = this.MarchingCubeAsset.BaseVertexList.Select( x => new float3( x.x, x.y, x.z ) ).ToArray();
var q =
from x in this.cubeInstances.ToArray()
let gridId = CubeUtility.FromCubeInstance(x.instance).gridId
group x by gridId
;
foreach (var cubeId in q)
{
var gridid = (int)cubeId.Key;
var gridpos = this.gridData[gridid].Position; // スケールを１としている
var igrid = ((int4)gridpos >> 5) * new int4(1, -1, -1, 0);
if (igrid.x < 0 || igrid.y < 0 || igrid.z < 0)
{
continue;
}
var collider = this.cubeGridColliders[igrid.x, igrid.y, igrid.z];
this.cubeGridColliders[igrid.x, igrid.y, igrid.z] = this.BuildMeshCollider(gridpos.xyz, collider, cubeId);
}
}
public void Execute()
{
var yspan = this.gridArray.wholeGridLength.x * this.gridArray.wholeGridLength.z;
var zspan = this.gridArray.wholeGridLength.x;
var gridId = 0;
// 0 は 1 以上との境界面を描くことが目的だが、0 同士の境界面が生成された場合、描画されてしまう、要考慮
for (var iy = 0; iy < this.gridArray.wholeGridLength.y - 1; iy++)
{
for (var iz = 0; iz < this.gridArray.wholeGridLength.z - 1; iz++)
{
for (var ix = 0; ix < this.gridArray.wholeGridLength.x - 1; ix++)
{
var gridset = getGridSet_(ref this.gridArray, ix, iy, iz, yspan, zspan);
var gridcount = getEachCount(ref gridset);
if (!isNeedDraw_(gridcount.L, gridcount.R))
{
continue;
}
//if( !isNeedDraw_( ref gridset ) ) continue;
var dstCubeInstances = new InstanceCubeByList {
list = this.dstCubeInstances
};
SampleAllCubes(ref gridset, ref gridcount, gridId, ref dstCubeInstances);
//SampleAllCubes( ref gridset, gridId, dstCubeInstances );
var data = new CubeUtility.GridInstanceData
{
Position = (new int4(ix, iy, iz, 0) - new int4(1, 1, 1, 0)) * new float4(32, -32, -32, 0)
};
this.dstGridData.Add(data);
gridId++;
}
}
}
var gridScale = 1.0f / new float3(32, 32, 32);
CubeUtility.GetNearGridList(this.dstGridData, gridScale);
}
public MeshCollider BuildMeshCollider(float3 gridpos, MeshCollider mc, IEnumerable <CubeInstance> cubeInstances)
{
if (!cubeInstances.Any())
{
return(mc);
}
var gridid = CubeUtility.FromCubeInstance(cubeInstances.First().instance).gridId;
if (mc == null)
{
var igrid = ((int3)gridpos >> 5) * new int3(1, -1, -1);
var go = new GameObject($"grid {igrid.x} {igrid.y} {igrid.z}");
go.transform.position = gridpos;
mc = go.AddComponent <MeshCollider>();
mc.sharedMesh = new Mesh();
}
mc.enabled = false;
var(i, v) = CubeUtility.MakeCollisionMeshData(cubeInstances, this.idxLists, this.vtxList);
using (i)
using ( v )
{
var mesh = mc.sharedMesh;
mesh.Clear();
mesh.MarkDynamic();
mesh.indexFormat = UnityEngine.Rendering.IndexFormat.UInt32;
mesh.SetVertices(v.AsArray());
mesh.SetIndices(i.AsArray(), MeshTopology.Triangles, 0);
mc.sharedMesh = mesh;
}
mc.enabled = true;
return(mc);
}
unsafe void Awake()
{
this.gridPositions = new NativeList <float4>(this.maxDrawGridLength, Allocator.Persistent);
this.nearGrids = new NativeList <int4>(this.maxDrawGridLength * 2, Allocator.Persistent);
this.cubeInstances = new NativeList <CubeInstance>(1000000, Allocator.Persistent);
//this.cubeInstances = new NativeQueue<CubeInstance>( Allocator.Persistent );
this.meshResources = new MeshResources(this.MarchingCubeAsset, this.maxDrawGridLength);
var res = this.meshResources;
this.setGridCubeIdShader.SetBuffer(0, "src_instances", res.instancesBuffer);
this.setGridCubeIdShader.SetBuffer(0, "dst_grid_cubeids", res.gridCubeIdBuffer);
this.Material.SetBuffer("BaseVtxList", res.baseVtxsBuffer);
this.Material.SetBuffer("IdxList", res.idxListsBuffer);
this.Material.SetBuffer("Instances", res.instancesBuffer);
this.Material.SetBuffer("GridPositions", res.gridPositionBuffer);
this.Material.SetBuffer("near_gridids_prev_and_next", res.nearGridIdBuffer);
this.Material.SetBuffer("Normals", res.triNormalsBuffer);
this.Material.SetBuffer("grid_cubeids", res.gridCubeIdBuffer);
this.Material.SetBuffer("cube_normals", res.cubeNormalBuffer);
res.cubeNormalBuffer.SetData(this.MarchingCubeAsset.CubeIdAndVertexIndicesList.SelectMany(x => x.normalsForVertex).ToArray());
this.cubeGrids = new CubeGridArrayUnsafe(8, 3, 8);
this.cubeGrids.FillCubes(new int3(-1, 2, -1), new int3(11, 11, 11), isFillAll: true);
this.cubeGrids.FillCubes(new int3(2, 1, 3), new int3(1, 2, 1), isFillAll: true);
var c = this.cubeGrids[0, 0, 0];
(*c.p)[1, 1, 1] = 1;
c[31, 1, 1] = 1;
c[31, 31, 31] = 1;
c[1, 31, 1] = 1;
for (var iy = 0; iy < 15; iy++)
{
for (var iz = 0; iz < 15; iz++)
{
for (var ix = 0; ix < 13; ix++)
{
c[5 + ix, 5 + iy, 5 + iz] = 1;
}
}
}
//this.job = this.cubeGrids.BuildCubeInstanceData( this.gridPositions, this.nearGrids, this.cubeInstances );
this.job.Complete();
nearGrids.AsArray().ForEach(x => Debug.Log(x));
res.instancesBuffer.SetData(this.cubeInstances.AsArray());
res.gridPositionBuffer.SetData(this.gridPositions.AsArray());
res.nearGridIdBuffer.SetData(this.nearGrids.AsArray());
this.setGridCubeIdShader.Dispatch(0, this.cubeInstances.Length >> 6, 1, 1);
Debug.Log($"{cubeInstances.Length} / {res.instancesBuffer.count}");
var cb = createCommandBuffer(res, this.Material);
Camera.main.AddCommandBuffer(CameraEvent.BeforeSkybox, cb);
var glen = this.cubeGrids.GridLength;
this.cubeGridColliders = new MeshCollider[glen.x, glen.y, glen.z];
this.idxLists = this.MarchingCubeAsset.CubeIdAndVertexIndicesList.Select(x => x.vertexIndices).ToArray();
this.vtxList = this.MarchingCubeAsset.BaseVertexList.Select(x => new float3(x.x, x.y, x.z)).ToArray();
//var idxLists = this.MarchingCubeAsset.CubeIdAndVertexIndicesList.Select( x => x.vertexIndices ).ToArray();
//var vtxList = this.MarchingCubeAsset.BaseVertexList.Select( x => new float3( x.x, x.y, x.z ) ).ToArray();
var q =
from x in this.cubeInstances.ToArray()
let gridId = CubeUtility.FromCubeInstance(x.instance).gridId
group x by gridId
;
foreach (var cubeId in q)
{
var gridid = (int)cubeId.Key;
var gridpos = this.gridPositions[gridid];
var igrid = ((int4)gridpos >> 5) * new int4(1, -1, -1, 0);
if (igrid.x < 0 || igrid.y < 0 || igrid.z < 0)
{
continue;
}
var collider = this.cubeGridColliders[igrid.x, igrid.y, igrid.z];
this.cubeGridColliders[igrid.x, igrid.y, igrid.z] = this.BuildMeshCollider(gridpos.xyz, collider, cubeId);
}
}