void GpuBufferView::initialize(const SPtr<D3D11GpuBuffer>& buffer, GPU_BUFFER_VIEW_DESC& desc)
{
mBuffer = buffer;
mDesc = desc;
D3D11GpuBuffer* d3d11GpuBuffer = static_cast<D3D11GpuBuffer*>(buffer.get());
if ((desc.usage & GVU_DEFAULT) != 0)
mSRV = createSRV(d3d11GpuBuffer, desc.firstElement, desc.elementWidth, desc.numElements);
if((desc.usage & GVU_RANDOMWRITE) != 0)
mUAV = createUAV(d3d11GpuBuffer, desc.firstElement, desc.numElements, desc.useCounter);
if((desc.usage & GVU_RENDERTARGET) != 0 || (desc.usage & GVU_DEPTHSTENCIL) != 0)
{
BS_EXCEPT(NotImplementedException, "Invalid usage flags for a GPU buffer view.");
}
BS_INC_RENDER_STAT_CAT(ResCreated, RenderStatObject_ResourceView);
}
D3D11TextureView::D3D11TextureView(const D3D11Texture* texture, const TEXTURE_VIEW_DESC& desc)
: TextureView(desc), mSRV(nullptr), mUAV(nullptr), mRTV(nullptr), mWDepthWStencilView(nullptr)
, mRODepthWStencilView(nullptr), mRODepthROStencilView(nullptr), mWDepthROStencilView(nullptr)
{
if ((mDesc.usage & GVU_RANDOMWRITE) != 0)
mUAV = createUAV(texture, mDesc.mostDetailMip, mDesc.firstArraySlice, mDesc.numArraySlices);
else if ((mDesc.usage & GVU_RENDERTARGET) != 0)
mRTV = createRTV(texture, mDesc.mostDetailMip, mDesc.firstArraySlice, mDesc.numArraySlices);
else if ((mDesc.usage & GVU_DEPTHSTENCIL) != 0)
{
mWDepthWStencilView = createDSV(texture, mDesc.mostDetailMip, mDesc.firstArraySlice, mDesc.numArraySlices,
false, false);
mRODepthWStencilView = createDSV(texture, mDesc.mostDetailMip, mDesc.firstArraySlice, mDesc.numArraySlices,
true, false);
mRODepthROStencilView = createDSV(texture, mDesc.mostDetailMip, mDesc.firstArraySlice, mDesc.numArraySlices,
true, true);
mWDepthROStencilView = createDSV(texture, mDesc.mostDetailMip, mDesc.firstArraySlice, mDesc.numArraySlices,
false, true);
}
else
mSRV = createSRV(texture, mDesc.mostDetailMip, mDesc.numMips, mDesc.firstArraySlice, mDesc.numArraySlices);
}
