find_first_output_index()

size_t MayaFlux::Yantra::GpuDispatchCore::find_first_output_index ( ) const

protected

Definition at line 539 of file GpuDispatchCore.cpp.

{
    size_t first_inout = SIZE_MAX;
    for (const auto& b : m_bindings) {
        if (b.direction == GpuBufferBinding::Direction::OUTPUT)
            return b.binding;
        if (b.direction == GpuBufferBinding::Direction::INPUT_OUTPUT
            && first_inout == SIZE_MAX)
            first_inout = b.binding;
    }
    if (first_inout != SIZE_MAX)
        return first_inout;
 
    error<std::runtime_error>(Journal::Component::Yantra,
        Journal::Context::BufferProcessing,
        std::source_location::current(),
        "GpuDispatchCore: no output buffer declared");
}

References b, MayaFlux::Journal::BufferProcessing, MayaFlux::Portal::Graphics::GpuBufferBinding::INPUT_OUTPUT, m_bindings, MayaFlux::Portal::Graphics::GpuBufferBinding::OUTPUT, and MayaFlux::Journal::Yantra.

Referenced by MayaFlux::Yantra::GpuExecutionContext< InputType, OutputType >::collect_gpu_outputs(), and readback_primary().

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