public override Graphics.Mesh.CGfxModifier CloneModifier(CRenderContext rc)
{
var result = new CGfxInstancingModifier();
result.Name = Name;
return(result);
//var ptr = SDK_GfxModifier_CloneModifier(CoreObject, rc.CoreObject);
//var result = new CGfxInstancingModifier(ptr);
//result.Name = Name;
//return result;
}
public async System.Threading.Tasks.Task Init(RName name, bool shadow)
{
mMaxNumber = DefaultMaxNumber;
mInstDataArray = new VSInstantData[mMaxNumber];
mPosData = new Vector3[mMaxNumber];
mScaleData = new Vector4[mMaxNumber];
mRotateData = new Quaternion[mMaxNumber];
mF41Data = new UInt32_4[mMaxNumber];
unsafe
{
var rc = CEngine.Instance.RenderContext;
CVertexBufferDesc desc = new CVertexBufferDesc();
desc.CPUAccess = (UInt32)ECpuAccess.CAS_WRITE;
desc.ByteWidth = (UInt32)(sizeof(Vector3) * mMaxNumber);
desc.Stride = (UInt32)sizeof(Vector3);
mPosVB = rc.CreateVertexBuffer(desc);
desc.ByteWidth = (UInt32)(sizeof(Vector4) * mMaxNumber);
desc.Stride = (UInt32)sizeof(Vector4);
mScaleVB = rc.CreateVertexBuffer(desc);
desc.ByteWidth = (UInt32)(sizeof(Quaternion) * mMaxNumber);
desc.Stride = (UInt32)sizeof(Quaternion);
mRotateVB = rc.CreateVertexBuffer(desc);
desc.ByteWidth = (UInt32)(sizeof(Vector4) * mMaxNumber);
desc.Stride = (UInt32)sizeof(Vector4);
mF41VB = rc.CreateVertexBuffer(desc);
var bfDesc = new CGpuBufferDesc();
bfDesc.SetMode(true, false);
bfDesc.ByteWidth = (uint)(mMaxNumber * sizeof(VSInstantData));
bfDesc.StructureByteStride = (uint)sizeof(VSInstantData);
mInstDataBuffer = rc.CreateGpuBuffer(bfDesc, IntPtr.Zero);
var srvDesc = new ISRVDesc();
srvDesc.ToDefault();
srvDesc.ViewDimension = EResourceDimension.RESOURCE_DIMENSION_BUFFER;
srvDesc.Buffer.ElementOffset = 0;
srvDesc.Buffer.NumElements = (uint)mMaxNumber;
mInstDataView = rc.CreateShaderResourceViewFromBuffer(mInstDataBuffer, srvDesc);
}
MeshActor = await Actor.GActor.NewMeshActorAsync(name);
MeshComp = MeshActor.GetComponent <GMeshComponent>();
var modifier = MeshComp.SceneMesh.MdfQueue.FindModifier <CGfxInstancingModifier>();
if (modifier == null)
{
modifier = new CGfxInstancingModifier();
MeshComp.SceneMesh.MdfQueue.AddModifier(modifier);
}
if (shadow)
{
modifier.SetShadowHost(this);
}
else
{
modifier.SetHost(this);
}
MeshComp.IsIdentityDrawTransform = true;
MeshActor.Placement.Location = Vector3.Zero;
CEngine.Instance.HitProxyManager.MapActor(MeshActor);
mAttachVBs.BindVertexBuffer(EVertexSteamType.VST_InstPos, mPosVB);
mAttachVBs.BindVertexBuffer(EVertexSteamType.VST_InstScale, mScaleVB);
mAttachVBs.BindVertexBuffer(EVertexSteamType.VST_InstQuat, mRotateVB);
mAttachVBs.BindVertexBuffer(EVertexSteamType.VST_F4_1, mF41VB);
mAttachSRVs.VSBindTexture(13, mInstDataView);
}
