stage_descriptor()

void MayaFlux::Buffers::RaymarchProcessor::stage_descriptor ( const std::shared_ptr< VKBuffer > &  buffer, vk::Buffer  handle  )

private

Insert or replace the descriptor entry for the field handle.

Parameters

buffer	Buffer whose pipeline context is staged onto.
handle	Handle resolved this cycle.

Definition at line 147 of file RaymarchProcessor.cpp.

{
    auto& bindings = buffer->get_pipeline_context().descriptor_buffer_bindings;
 
    auto it = std::ranges::find_if(bindings, [this](const auto& entry) {
        return entry.set == m_set && entry.binding == m_binding;
    });
 
    if (it == bindings.end()) {
        bindings.push_back(Portal::Graphics::DescriptorBindingInfo {
            .set = m_set,
            .binding = m_binding,
            .type = vk::DescriptorType::eStorageBuffer,
            .buffer_info = vk::DescriptorBufferInfo(handle, 0, m_field_bytes),
            .name = k_binding_name,
            .count = 1,
        });
        return;
    }
 
    it->buffer_info.buffer = handle;
    it->buffer_info.offset = 0;
    it->buffer_info.range = m_field_bytes;
}

References buffer, m_binding, m_field_bytes, m_set, and MayaFlux::Portal::Graphics::DescriptorBindingInfo::set.

Referenced by on_attach(), and processing_function().

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