PipelineStatisticsQueryer.cpp

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/**
* @file PipelineStatisticsQueryer.cpp.
* @brief The PipelineStatisticsQuerier Class Implementation.
* @author Spices.
*/
 
#include "Pchheader.h"
#include "PipelineStatisticsQuerier.h"
 
namespace Spices {
 
    PipelineStatisticsQuerier::PipelineStatisticsQuerier(VulkanState& state)
        : Querier(StatisticsBits::Pipeline)
    {
        SPICES_PROFILE_ZONE;
 
        m_QueryPool = std::make_unique<VulkanQueryPool>(
            state,
            VK_QUERY_TYPE_PIPELINE_STATISTICS,
            1,
            static_cast<uint32_t>(PipelineStatisticEnum::MAX) * sizeof(uint64_t),
            static_cast<VkQueryPipelineStatisticFlags>(PipelineStatisticEnum::ALL)
        );
 
        m_Result = std::make_shared<Result>();
    }
 
    void PipelineStatisticsQuerier::BeginQuery(VkCommandBuffer commandBuffer)
    {
        SPICES_PROFILE_ZONE;
 
        m_QueryPool->Reset(commandBuffer);
        m_QueryPool->BeginQuery(commandBuffer);
    }
 
    void PipelineStatisticsQuerier::EndQuery(VkCommandBuffer commandBuffer)
    {
        SPICES_PROFILE_ZONE;
 
        m_QueryPool->EndQuery(commandBuffer);
    }
 
    void PipelineStatisticsQuerier::StorePoolResult()
    {
        SPICES_PROFILE_ZONE;
 
        auto* result = dynamic_cast<Result*>(m_Result.get());
 
        uint64_t poolResult[static_cast<int>(PipelineStatisticEnum::MAX) + 1];
        m_QueryPool->QueryResults(poolResult);
 
        //result->valid = poolResult[(int)PipelineStatisticEnum::MAX];
        result->valid = true;
        if (result->valid)
        {
            memcpy(result->statistics.data(), poolResult, sizeof(result->statistics));
        }
    }
}