apply_runs()

void MayaFlux::Buffers::FormaProcessor::apply_runs ( const std::shared_ptr< VKBuffer > &  buffer )

private

Definition at line 176 of file FormaProcessor.cpp.

{
    const auto total = m_slices.vertex_count();
    const auto run_count = m_pending_runs->size();
    const Portal::Graphics::DrawRun first = run_count == 1 ? m_pending_runs->front() : Portal::Graphics::DrawRun {};
    const bool whole = run_count == 1 && first.vertex_offset == 0 && first.vertex_count == total;
 
    if (auto layout = buffer->get_vertex_layout()) {
        layout->vertex_count = run_count == 0 ? 0U : total;
        buffer->set_vertex_layout(*layout);
    }
 
    auto render = buffer->get_render_processor();
    if (!render) {
        if (whole || run_count == 0) {
            m_pending_runs.reset();
        }
        return;
    }
 
    if (run_count > 1) {
        render->set_runs(std::move(*m_pending_runs));
        render->set_vertex_range(0, 0);
    } else {
        if (run_count == 1 && first.topology != m_topology) {
            render->set_runs({ first });
        } else {
            render->set_runs({});
        }
        if (run_count == 1 && !whole) {
            render->set_vertex_range(first.vertex_offset, first.vertex_count);
        } else {
            render->set_vertex_range(0, 0);
        }
    }
 
    m_pending_runs.reset();
}

References buffer, m_pending_runs, m_slices, m_topology, run_count, MayaFlux::Portal::Graphics::DrawRun::topology, total, MayaFlux::Buffers::SliceSet::vertex_count(), MayaFlux::Portal::Graphics::DrawRun::vertex_count, and MayaFlux::Portal::Graphics::DrawRun::vertex_offset.

Referenced by processing_function().

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