dirty_vertex_ranges()

std::vector< GraphicsOperator::DirtyVertexRange > MayaFlux::Nodes::Network::AssemblyOperator::dirty_vertex_ranges ( ) const

overridevirtual

One DirtyVertexRange per item that needs a GPU update, in add_geometry() order, matching get_vertex_data().

Reimplemented from MayaFlux::Nodes::Network::GraphicsOperator.

Definition at line 124 of file AssemblyOperator.cpp.

{
    std::vector<DirtyVertexRange> ranges;
 
    uint32_t offset = 0;
    uint32_t index = 0;
    for (const auto& item : m_items) {
        const auto count = static_cast<uint32_t>(item->get_vertex_count());
        if (item->needs_gpu_update()) {
            ranges.push_back(DirtyVertexRange {
                .group_index = index,
                .vertex_offset = offset,
                .vertex_count = count });
        }
        offset += count;
        ++index;
    }
 
    return ranges;
}

References count, MayaFlux::Nodes::Network::GraphicsOperator::DirtyVertexRange::group_index, index, m_items, and offset.