[D3D] Fixed default UAV of 3D textures.

The default UAV for RWTexture3D resources must use the texture depth, not the array size.
This adds `GetDepthOrArraySize()` to both D3D11Texture and D3D12Texture classes to pick
the right parameter for 3D textures and all other texture types.

Author: LukasBanana

sources/Renderer/Direct3D11/Texture/D3D11Texture.cpp

@@ -1050,7 +1050,7 @@ void D3D11Texture::CreateDefaultUAV(ID3D11Device* device)
     if (hasTypelessFormat || hasDepthStencilFormat)
     {
         /* Create UAV with parameters for entire texture resource */
-        CreateSubresourceUAV(device, uav_.ReleaseAndGetAddressOf(), GetType(), DXTypes::ToDXGIFormat(GetFormat()), 0, 0, GetNumArrayLayers());
+        CreateSubresourceUAV(device, uav_.ReleaseAndGetAddressOf(), GetType(), DXTypes::ToDXGIFormat(GetFormat()), 0, 0, GetDepthOrArraySize());
     }
     else
     {
@@ -1067,6 +1067,11 @@ void D3D11Texture::SetResourceParams(DXGI_FORMAT format, const Extent3D& extent,
     numArrayLayers_ = arraySize;
 }
 
+UINT D3D11Texture::GetDepthOrArraySize() const
+{
+    return (GetType() == TextureType::Texture3D ? GetMipExtent(0).depth : numArrayLayers_);
+}
+
 
 } // /namespace LLGL
 

sources/Renderer/Direct3D11/Texture/D3D11Texture.h

@@ -185,6 +185,8 @@ class D3D11Texture final : public Texture
 
         void SetResourceParams(DXGI_FORMAT format, const Extent3D& extent, UINT mipLevels, UINT arraySize);
 
+        UINT GetDepthOrArraySize() const;
+
     private:
 
         ComPtr<ID3D11Resource>              native_;

sources/Renderer/Direct3D12/Texture/D3D12Texture.cpp

@@ -549,7 +549,7 @@ void D3D12Texture::CreateUnorderedAccessView(ID3D12Device* device, D3D12_CPU_DES
         device,
         D3D12Types::MapUavDimension(GetType()),
         format_,
-        TextureSubresource{ 0, numArrayLayers_, 0, 1 },
+        TextureSubresource{ 0, GetDepthOrArraySize(), 0, 1 },
         cpuDescHandle
     );
 }
@@ -904,6 +904,11 @@ void D3D12Texture::CreateMipDescHeap(ID3D12Device* device)
     }
 }
 
+UINT D3D12Texture::GetDepthOrArraySize() const
+{
+    return (GetType() == TextureType::Texture3D ? extent_.depth : numArrayLayers_);
+}
+
 
 } // /namespace LLGL
 

sources/Renderer/Direct3D12/Texture/D3D12Texture.h

@@ -173,6 +173,8 @@ class D3D12Texture final : public Texture
 
         void CreateMipDescHeap(ID3D12Device* device);
 
+        UINT GetDepthOrArraySize() const;
+
     private:
 
         D3D12Resource                   resource_;