PipelineStages.h

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#pragma once
 
#include <cstdint>
#include <string_view>
 
namespace EngineCore
{

enum class PipelineStage : uint32_t
{
    // Transfer phase
    TransferComplete = 0,
 
    // Compute phase (GPU culling, indirect dispatch setup)
    CullingComplete = 1,
    MeshletUnpackComplete = 2,
 
    // Graphics phase
    GraphicsComplete = 3,
 
    // Presentation phase
    PresentReady = 4,
 
    // Marker for stage count - must be last
    COUNT
};
 
constexpr uint32_t PIPELINE_STAGE_COUNT = static_cast<uint32_t>(PipelineStage::COUNT);

constexpr std::string_view getPipelineStageName(PipelineStage stage)
{
    switch (stage)
    {
        case PipelineStage::TransferComplete:      return "TransferComplete";
        case PipelineStage::CullingComplete:       return "CullingComplete";
        case PipelineStage::MeshletUnpackComplete: return "MeshletUnpackComplete";
        case PipelineStage::GraphicsComplete:      return "GraphicsComplete";
        case PipelineStage::PresentReady:          return "PresentReady";
        default:                                   return "Unknown";
    }
}
 
} // namespace EngineCore