Method Map

SampleFramework12/v1.00/Graphics/GraphicsTypes.cpp:265–296

}

MapResult Buffer::Map()
{
    Assert_(Initialized());
    Assert_(Dynamic);

    if(Lifetime == BufferLifetime::Persistent)
    {
        #if UseAsserts_
            // Make sure that we onlt do this at most once per frame
            Assert_(UploadFrame != DX12::CurrentCPUFrame);
            UploadFrame = DX12::CurrentCPUFrame;
        #endif
        CurrBuffer = (CurrBuffer + 1) % DX12::RenderLatency;

        MapResult result;
        result.ResourceOffset = CurrBuffer * Size;
        result.CPUAddress = CPUAddress + CurrBuffer * Size;
        result.GPUAddress = GPUAddress + CurrBuffer * Size;
        result.Resource = Resource;
        return result;
    }
    else
    {
        Assert_(Lifetime == BufferLifetime::Temporary);

        #if UseAsserts_
            UploadFrame = DX12::CurrentCPUFrame;
        #endif

        return DX12::AcquireTempBufferMem(Size, Alignment);
    }
}

MapResult Buffer::MapAndSetData(const void* data, uint64 dataSize)
{