protected void EnableBVHCulling(float deltaTime, Camera camera, GeometryDescriptor <VertexPositionNormalTextureTangentBitangent> PNTTBGeometryDescriptor, GeometryDescriptor <VertexPositionNormal> PNGeometryDescriptor, GeometryDescriptor <VertexPositionTexture> PTGeometryDescriptor, GeometryDescriptor <VertexPositionColor> PCGeometryDescriptor, GeometryDescriptor <VertexPosition> PGeometryDescriptor)
{
var PNTTBMeshBVHArray = PNTTBGeometryDescriptor.MeshBVHArray;
var PNMeshBVHArray = PNGeometryDescriptor.MeshBVHArray;
var PTMeshBVHArray = PTGeometryDescriptor.MeshBVHArray;
var PCMeshBVHArray = PCGeometryDescriptor.MeshBVHArray;
var PMeshBVHArray = PGeometryDescriptor.MeshBVHArray;
if (PNTTBMeshBVHArray.Length > CULLING_THRESH)
{
invalidateAABB(PNTTBMeshBVHArray);
BVHRuntime.TraverseWithFrustumForMesh(_bvhRuntimeNodesPNTTB, PNTTBMeshBVHArray, _bvhTraversalStack, ref camera.ViewProjectionMatirx);
}
if (PNMeshBVHArray.Length > CULLING_THRESH)
{
invalidateAABB(PNMeshBVHArray);
BVHRuntime.TraverseWithFrustumForMesh(_bvhRuntimeNodesPN, PNMeshBVHArray, _bvhTraversalStack, ref camera.ViewProjectionMatirx);
}
if (PTMeshBVHArray.Length > CULLING_THRESH)
{
invalidateAABB(PTMeshBVHArray);
BVHRuntime.TraverseWithFrustumForMesh(_bvhRuntimeNodesPT, PTMeshBVHArray, _bvhTraversalStack, ref camera.ViewProjectionMatirx);
}
if (PCMeshBVHArray.Length > CULLING_THRESH)
{
invalidateAABB(PCMeshBVHArray);
BVHRuntime.TraverseWithFrustumForMesh(_bvhRuntimeNodesPC, PCMeshBVHArray, _bvhTraversalStack, ref camera.ViewProjectionMatirx);
}
}
public static GameObject Create(GeometryDescriptor descriptor)
{
var go = GameObject.CreatePrimitive(descriptor.type);
go.name = descriptor.type.ToString();
if (!descriptor.hasCollider)
{
var collider = go.GetComponent <Collider>();
GameObject.Destroy(collider);
}
var mat = go.FindOrAddTypeInComponentsAndChildren <AutoMaterial>();
mat.Init(descriptor.shader);
var autoSpace = go.FindOrAddTypeInComponentsAndChildren <TextureAutoSpace>();
autoSpace.Init(descriptor.space, descriptor.autoSpace, descriptor.target);
autoSpace.Update();
if (descriptor.enableTouch)
{
go.FindOrAddTypeInComponentsAndChildren <TouchMesh>();
}
return(go);
}
protected void BuildBVH(GeometryDescriptor <VertexPositionNormalTextureTangentBitangent> PNTTBGeometryDescriptor, GeometryDescriptor <VertexPositionNormal> PNGeometryDescriptor, GeometryDescriptor <VertexPositionTexture> PTGeometryDescriptor, GeometryDescriptor <VertexPositionColor> PCGeometryDescriptor, GeometryDescriptor <VertexPosition> PGeometryDescriptor)
{
var splitMethod = SplitMethods.SAH;
var PNTTBMeshBVHArray = PNTTBGeometryDescriptor.MeshBVHArray;
var PNMeshBVHArray = PNGeometryDescriptor.MeshBVHArray;
var PTMeshBVHArray = PTGeometryDescriptor.MeshBVHArray;
var PCMeshBVHArray = PCGeometryDescriptor.MeshBVHArray;
var PMeshBVHArray = PGeometryDescriptor.MeshBVHArray;
var tuplePNTTB = BVHTreeBuilder <MeshBVH <VertexPositionNormalTextureTangentBitangent> > .Build(PNTTBMeshBVHArray, splitMethod);
BVHTree PNTTBTree = tuplePNTTB.Item1;
PNTTBMeshBVHArray = tuplePNTTB.Item2;
int PNTTBTotalNodes = tuplePNTTB.Item3;
var tuplePN = BVHTreeBuilder <MeshBVH <VertexPositionNormal> > .Build(PNMeshBVHArray, splitMethod);
BVHTree PNTree = tuplePN.Item1;
PNMeshBVHArray = tuplePN.Item2;
int PNTotalNodes = tuplePN.Item3;
var tuplePT = BVHTreeBuilder <MeshBVH <VertexPositionTexture> > .Build(PTMeshBVHArray, splitMethod);
BVHTree PTTree = tuplePT.Item1;
PTMeshBVHArray = tuplePT.Item2;
int PTTotalNodes = tuplePT.Item3;
var tuplePC = BVHTreeBuilder <MeshBVH <VertexPositionColor> > .Build(PCMeshBVHArray, splitMethod);
BVHTree PCTree = tuplePC.Item1;
PCMeshBVHArray = tuplePC.Item2;
int PCTotalNodes = tuplePC.Item3;
_bvhRuntimeNodesPNTTB = BVHRuntime.ConstructBVHRuntime(PNTTBTree, PNTTBTotalNodes);
_bvhRuntimeNodesPN = BVHRuntime.ConstructBVHRuntime(PNTree, PNTotalNodes);
_bvhRuntimeNodesPT = BVHRuntime.ConstructBVHRuntime(PTTree, PTTotalNodes);
_bvhRuntimeNodesPC = BVHRuntime.ConstructBVHRuntime(PCTree, PCTotalNodes);
var maxPrimitives = Math.Max(PNTTBMeshBVHArray.Length, Math.Max(PNMeshBVHArray.Length, Math.Max(PTMeshBVHArray.Length, PCMeshBVHArray.Length)));
_bvhTraversalStack = new int[maxPrimitives];
}
