Method Allocate

Source/Engine/GraphicsDevice/Vulkan/GPUShaderVulkan.cpp:52–86

}

UniformBufferUploaderVulkan::Allocation UniformBufferUploaderVulkan::Allocate(uint64 size, uint32 alignment, GPUContextVulkan* context)
{
    alignment = Math::Max(_minAlignment, alignment);
    uint64 offset = Math::AlignUp<uint64>(_offset, alignment);

    // Check if wrap around ring buffer
    if (offset + size >= _size)
    {
        auto cmdBuffer = context->GetCmdBufferManager()->GetActiveCmdBuffer();
        if (_fenceCmdBuffer && _fenceCounter == cmdBuffer->GetFenceSignaledCounter())
        {
            LOG(Error, "Wrapped around the ring buffer! Need to wait on the GPU!");
            context->Flush();
            cmdBuffer = context->GetCmdBufferManager()->GetActiveCmdBuffer();
        }

        offset = 0;
        _offset = size;

        _fenceCmdBuffer = cmdBuffer;
        _fenceCounter = cmdBuffer->GetSubmittedFenceCounter();
    }
    else
    {
        // Move within the buffer
        _offset = offset + size;
    }

    Allocation result;
    result.Offset = offset;
    result.Size = size;
    result.Buffer = _buffer;
    result.CPUAddress = _mapped + offset;
    return result;
}

void UniformBufferUploaderVulkan::OnReleaseGPU()
{