allocate_pipeline_descriptors()

std::vector< DescriptorSetID > MayaFlux::Portal::Graphics::RenderFlow::allocate_pipeline_descriptors	(	RenderPipelineID	pipeline,
		uint32_t	first_layout_index = 0
	)

Allocate descriptor sets for pipeline.

Parameters

pipeline	Pipeline ID
first_layout_index	First layout index in pipeline layout to start from (default: 0)

Returns

Vector of allocated descriptor set IDs

Definition at line 1019 of file RenderFlow.cpp.

{
    auto pipeline_it = m_pipelines.find(pipeline_id);
    if (pipeline_it == m_pipelines.end()) {
        MF_ERROR(Journal::Component::Portal, Journal::Context::Rendering,
            "Invalid pipeline ID: {}", pipeline_id);
        return {};
    }
 
    const auto& layouts = pipeline_it->second.layouts;
    std::vector<DescriptorSetID> descriptor_set_ids;
 
    for (uint32_t i = first_layout_index; i < layouts.size(); ++i) {
        auto ds_id = m_shader_foundry->allocate_descriptor_set(layouts[i]);
        if (ds_id == INVALID_DESCRIPTOR_SET) {
            MF_ERROR(Journal::Component::Portal, Journal::Context::Rendering,
                "Failed to allocate descriptor set for pipeline {}", pipeline_id);
            return {};
        }
        descriptor_set_ids.push_back(ds_id);
    }
 
    MF_DEBUG(Journal::Component::Portal, Journal::Context::Rendering,
        "Allocated {} descriptor sets for pipeline {} (starting at layout index {})",
        descriptor_set_ids.size(), pipeline_id, first_layout_index);
 
    return descriptor_set_ids;
}

References MayaFlux::Portal::Graphics::ShaderFoundry::allocate_descriptor_set(), MayaFlux::Portal::Graphics::INVALID_DESCRIPTOR_SET, m_pipelines, m_shader_foundry, MF_DEBUG, MF_ERROR, MayaFlux::Journal::Portal, and MayaFlux::Journal::Rendering.

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