sync_revision()

bool MayaFlux::Buffers::VertexFieldProcessor::sync_revision ( )

private

Recompile and rebuild the pipeline when the operator has changed.

Returns

False when the operator no longer yields a spec.

Definition at line 127 of file VertexFieldProcessor.cpp.

{
    if (m_operator->revision() == m_built_revision)
        return true;
 
    auto spec = m_operator->build_spec();
    if (!spec.has_value()) {
        MF_ERROR(Journal::Component::Buffers, Journal::Context::BufferProcessing,
            "VertexFieldProcessor: operator no longer yields a spec after rebind. "
            "Dispatch suppressed; the previous pipeline is not reused because it "
            "no longer describes the bindings.");
        m_built_revision = m_operator->revision();
        return false;
    }
 
    set_config(ShaderConfig(*spec));
 
    add_binding("vertices",
        ShaderBinding(0, m_operator->get_vertex_binding(),
            Portal::Graphics::DescriptorRole::STORAGE));
 
    m_needs_cluster_id = m_operator->needs_cluster_id();
    if (m_needs_cluster_id) {
        add_binding("cluster_id",
            ShaderBinding(0, m_operator->get_vertex_binding() + 1,
                Portal::Graphics::DescriptorRole::STORAGE));
    }
 
    m_params.stride_words = m_operator->get_layout().stride_bytes / 4;
    m_built_revision = m_operator->revision();
 
    MF_INFO(Journal::Component::Buffers, Journal::Context::BufferProcessing,
        "VertexFieldProcessor: rebuilt for revision {} ({} bound fields)",
        m_built_revision, m_operator->binding_count());
 
    return ensure_cluster_binding();
}

References MayaFlux::Buffers::ShaderProcessor::add_binding(), MayaFlux::Journal::BufferProcessing, MayaFlux::Journal::Buffers, ensure_cluster_binding(), m_built_revision, m_needs_cluster_id, m_operator, m_params, MF_ERROR, MF_INFO, MayaFlux::Buffers::ShaderProcessor::set_config(), MayaFlux::Portal::Graphics::STORAGE, and MayaFlux::Buffers::VertexFieldProcessor::RangeParams::stride_words.

Referenced by on_before_execute().

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