private void PopulateCommandListsForSkeletalMesh()
{
m_CommandList.CommandAllocator.Reset();
//m_DeviceContext.MainCommandListPool
m_CommandList.CommandList.Reset(m_CommandList.CommandAllocator, m_PipelineState);
// set viewport and sissors
m_CommandList.CommandList.SetGraphicsRootSignature(m_RootSignature);
// @TODO - redesign this section
// extract and update bone matrix
H1SkeletalMeshComponent skeletalMeshComponent = H1Global <H1World> .Instance.PersistentLevel.GetActor(0).GetActorComponent <H1SkeletalMeshComponent>();
skeletalMeshComponent.SkeletalMesh.SkeletonDebugDrawing(m_CommandList.CommandList, false);
m_TransformationCBPointer = m_ConstantBuffer.Map(0);
//Utilities.Write(m_TransformationCBPointer, ref m_TransformationCB);
List <Matrix> dataToCopy = new List <Matrix>();
dataToCopy.Add(m_TransformationCB.viewProjectionMatrix);
foreach (Matrix mtx in m_TransformationCB.BoneMatrices)
{
dataToCopy.Add(mtx);
}
Utilities.Write(m_TransformationCBPointer, dataToCopy.ToArray(), 0, 101);
m_ConstantBuffer.Unmap(0);
m_CommandList.CommandList.SetDescriptorHeaps(1, new DescriptorHeap[] { m_ConstantBufferViewHeap });
//m_CommandList.SetDescriptorHeaps(2, new DescriptorHeap[] { m_ConstantBufferViewHeap, m_srvDescriptorHeap });
GpuDescriptorHandle hDescriptor = m_ConstantBufferViewHeap.GPUDescriptorHandleForHeapStart;
m_CommandList.CommandList.SetGraphicsRootDescriptorTable(0, hDescriptor);
hDescriptor += m_ConstantBufferDescriptorSize;
//Int32 sizeInBytes = (Utilities.SizeOf<TransformationCB>() + 255) & ~255;
//hDescriptor += sizeInBytes;
m_CommandList.CommandList.SetGraphicsRootDescriptorTable(1, hDescriptor);
m_CommandList.CommandList.SetViewport(m_Viewport);
m_CommandList.CommandList.SetScissorRectangles(m_SissorRect);
// use barrier to notify we are using the m_RenderTarget
Resource rtvBackBuffer = m_SwapChainDX12.GetBackBuffer(m_FrameIndex);
m_CommandList.CommandList.ResourceBarrierTransition(rtvBackBuffer, ResourceStates.Present, ResourceStates.RenderTarget);
//CpuDescriptorHandle rtvHandle = m_RenderTargetViewHeap.CPUDescriptorHandleForHeapStart;
//rtvHandle += m_FrameIndex * m_RTVDescriptorSize;
//CpuDescriptorHandle dsvHandle = m_DepthStencilViewHeap.CPUDescriptorHandleForHeapStart;
CpuDescriptorHandle rtvHandle = m_DeviceContext.Dx12Device.RenderTargetDescriptorCache.GetCpuAddressByOffset(m_FrameIndex);
// @TODO - need to set the depth value consistent with frame counts!
CpuDescriptorHandle dsvHandle = m_DeviceContext.Dx12Device.DepthStencilDescriptorCache.GetCpuAddressByOffset(0);
m_CommandList.CommandList.SetRenderTargets(rtvHandle, dsvHandle);
// clear the render target & depth stencil
m_CommandList.CommandList.ClearRenderTargetView(rtvHandle, new Color4(0, 0.2f, 0.4f, 1), 0, null);
m_CommandList.CommandList.ClearDepthStencilView(dsvHandle, ClearFlags.FlagsDepth, 1.0f, 0, 0, null);
// record commands
m_CommandList.CommandList.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.TriangleList;
H1SkeletalMeshObjectGPUSkin skeletalMeshObject = H1Global <H1World> .Instance.PersistentLevel.GetActor(0).GetActorComponent <H1SkeletalMeshComponent>().SkeletalMeshObjectGPUSkin;
H1SkeletalMeshObjectGPUSkin.H1SkeletalMeshObjectLOD skeletalMeshObjectLOD_0 = skeletalMeshObject.GetSkeletalMeshObjectLODByIndex(0);
SharpDX.Direct3D12.IndexBufferView rawIBV = ((Gen2Layer.H1IndexBufferView)skeletalMeshObjectLOD_0.IndexBuffer.View).View;
m_CommandList.CommandList.SetIndexBuffer(rawIBV);
H1SkeletalMesh skeletalMesh = H1Global <H1World> .Instance.PersistentLevel.GetActor(0).GetActorComponent <H1SkeletalMeshComponent>().SkeletalMesh;
List <H1SkelMeshSection> skelSections = skeletalMesh.SkeletalMeshResource.GetLODModel(0).Sections;
Int32 sectionIndex = 0;
Int32 currIndexBufferOffset = 0;
Int32 totalCount = skeletalMeshObjectLOD_0.GPUSkinVertexFactories.VertexFactories.Count;
for (Int32 vertexfactoryIndex = 0; vertexfactoryIndex < totalCount; ++vertexfactoryIndex)
{
var vertexfactory = skeletalMeshObjectLOD_0.GPUSkinVertexFactories.VertexFactories[vertexfactoryIndex];
vertexfactory.setVertexBuffers(m_CommandList.CommandList);
H1SkelMeshSection currSkelMeshSection = skelSections[sectionIndex];
Int32 indexCount = Convert.ToInt32(currSkelMeshSection.NumTriangles) * 3;
m_CommandList.CommandList.DrawIndexedInstanced(indexCount, 1, currIndexBufferOffset, 0, 0);
currIndexBufferOffset += indexCount;
sectionIndex++;
}
// use barrier to notify that we are going to present the render target
m_CommandList.CommandList.ResourceBarrierTransition(rtvBackBuffer, ResourceStates.RenderTarget, ResourceStates.Present);
// execute the command
m_CommandList.CommandList.Close();
}
public Boolean GenerateSkeleltalMeshObjectGpuSkin()
{
// allocate new instance of SkeletalMeshGpuSkin
m_SkeletalMeshObject = new H1SkeletalMeshObjectGPUSkin(m_SkeletalMesh.SkeletalMeshResource);
H1SkeletalMeshObjectGPUSkin refSkeletalMeshObject = m_SkeletalMeshObject as H1SkeletalMeshObjectGPUSkin;
// process soft vertices for each chunk to separate vertex buffers
// @TODO - handle LOD variation
List <H1SkelMeshChunk> skelChunks = SkeletalMesh.SkeletalMeshResource.GetLODModel(0).Chunks;
// @TODO - temporary add LOD_0
H1SkeletalMeshObjectGPUSkin.H1SkeletalMeshObjectLOD skeletalMeshObjectLOD_0 = refSkeletalMeshObject.AddSkeletalMeshObjectLOD();
Int32 skelChunkIndex = 0;
foreach (H1SkelMeshChunk skelChunk in skelChunks)
{
H1SkeletalMeshVertexBuffers skeletalMeshVBsRef = skeletalMeshObjectLOD_0.SkelMeshResourceRef.GetLODModel(0).VertexBufferGPUSkin.SkeletalMeshVertexBuffers[skelChunkIndex];
// add GPUSkinFactory
skeletalMeshObjectLOD_0.GPUSkinVertexFactories.VertexFactories.Add(new H1GpuSkinVertexFactory());
H1GpuSkinVertexFactory newGpuSkinVertexFactoryRef = skeletalMeshObjectLOD_0.GPUSkinVertexFactories.VertexFactories.Last();
// offset tracking
Int32 currOffset = 0;
Int32 skelMeshVBsCount = skeletalMeshVBsRef.GetSkeletalMeshVertexDataCount();
for (Int32 skelMeshVBIndex = 0; skelMeshVBIndex < skelMeshVBsCount; ++skelMeshVBIndex)
{
H1SkeletalMeshVertexDataInterface skeletalMeshVertexData = skeletalMeshVBsRef.GetSkeletalMeshVertexData(skelMeshVBIndex);
switch (skeletalMeshVertexData.DataType)
{
case H1SkeletalMeshVertexDataInterface.VertexDataType.Position:
{
H1SkeletalMeshVertexData <Vector4> positionVertexData = skeletalMeshVertexData as H1SkeletalMeshVertexData <Vector4>;
newGpuSkinVertexFactoryRef.ShaderData.PositionBuffer = H1VertexBuffer.ProcessVertexBuffer(positionVertexData.VertexBuffer);
newGpuSkinVertexFactoryRef.PositionStreamComponent = new H1VertexStreamComponent(H1VertexStreamSematicType.Position, H1VertexElementType.Float4, currOffset++);
break;
}
case H1SkeletalMeshVertexDataInterface.VertexDataType.TangentZ:
{
H1SkeletalMeshVertexData <Vector4> tangentZVertexData = skeletalMeshVertexData as H1SkeletalMeshVertexData <Vector4>;
newGpuSkinVertexFactoryRef.ShaderData.TangentZBuffer = H1VertexBuffer.ProcessVertexBuffer(tangentZVertexData.VertexBuffer);
newGpuSkinVertexFactoryRef.TangentZStreamComponent = new H1VertexStreamComponent(H1VertexStreamSematicType.TangentZ, H1VertexElementType.Float4, currOffset++);
break;
}
case H1SkeletalMeshVertexDataInterface.VertexDataType.TangentX:
{
H1SkeletalMeshVertexData <Vector4> tangentXVertexData = skeletalMeshVertexData as H1SkeletalMeshVertexData <Vector4>;
newGpuSkinVertexFactoryRef.ShaderData.TangentXBuffer = H1VertexBuffer.ProcessVertexBuffer(tangentXVertexData.VertexBuffer);
newGpuSkinVertexFactoryRef.TangentXStreamComponent = new H1VertexStreamComponent(H1VertexStreamSematicType.TangentX, H1VertexElementType.Float4, currOffset++);
break;
}
case H1SkeletalMeshVertexDataInterface.VertexDataType.InfluencedBones:
{
H1SkeletalMeshVertexData <Int4> boneIndicesVertexData = skeletalMeshVertexData as H1SkeletalMeshVertexData <Int4>;
newGpuSkinVertexFactoryRef.ShaderData.BoneIndices = H1VertexBuffer.ProcessVertexBuffer(boneIndicesVertexData.VertexBuffer);
newGpuSkinVertexFactoryRef.BoneIndicesStreamComponent = new H1VertexStreamComponent(H1VertexStreamSematicType.BoneIndices, H1VertexElementType.Int4, currOffset++);
break;
}
case H1SkeletalMeshVertexDataInterface.VertexDataType.InfluencedWeights:
{
H1SkeletalMeshVertexData <Vector4> blendWeightsVertexData = skeletalMeshVertexData as H1SkeletalMeshVertexData <Vector4>;
newGpuSkinVertexFactoryRef.ShaderData.BoneWeights = H1VertexBuffer.ProcessVertexBuffer(blendWeightsVertexData.VertexBuffer);
newGpuSkinVertexFactoryRef.BoneWeightsStreamComponent = new H1VertexStreamComponent(H1VertexStreamSematicType.BoneWeights, H1VertexElementType.Float4, currOffset++);
break;
}
// @TODO - support multiple texcoords
case H1SkeletalMeshVertexDataInterface.VertexDataType.Texcoord:
{
H1SkeletalMeshVertexData <Vector2> texcoordVertexData = skeletalMeshVertexData as H1SkeletalMeshVertexData <Vector2>;
newGpuSkinVertexFactoryRef.ShaderData.TexcoordBuffers.Add(H1VertexBuffer.ProcessVertexBuffer(texcoordVertexData.VertexBuffer));
newGpuSkinVertexFactoryRef.TexcoordStreamComponents.Add(new H1VertexStreamComponent(H1VertexStreamSematicType.Texcoord, H1VertexElementType.Float2, currOffset++));
break;
}
case H1SkeletalMeshVertexDataInterface.VertexDataType.Color:
{
H1SkeletalMeshVertexData <Vector4> colorVertexData = skeletalMeshVertexData as H1SkeletalMeshVertexData <Vector4>;
newGpuSkinVertexFactoryRef.ShaderData.ColorBuffer = H1VertexBuffer.ProcessVertexBuffer(colorVertexData.VertexBuffer);
newGpuSkinVertexFactoryRef.ColorStreamComponent = new H1VertexStreamComponent(H1VertexStreamSematicType.Color, H1VertexElementType.Float4, currOffset++);
break;
}
}
}
// generate RHIVertexFormat Declaration
newGpuSkinVertexFactoryRef.GenerateVertexDeclaration();
skelChunkIndex++;
}
// add index buffer (containing multiple skeletal mesh chunks's indices)
List <UInt32> indices = SkeletalMesh.SkeletalMeshResource.GetLODModel(0).MultiSizeIndexContainer.Indices;
UInt32 bufferSize = Convert.ToUInt32(Utilities.SizeOf <UInt32>() * indices.Count);
skeletalMeshObjectLOD_0.IndexBuffer = H1Global <H1ManagedRenderer> .Instance.CreateIndexBuffer(bufferSize);
// write indices data
skeletalMeshObjectLOD_0.IndexBuffer.WriteData(indices.ToArray());
return(true);
}