TaskManagerInspector.cpp

#include "Inspectors.h"
 
#include "Context.h"
#include "InspectorGuiHelper.h"
#include "Services/TaskManager.h"
 
#include "imgui.h"
 
 
namespace {
 
 
}
 
 
void Cogs::Core::taskManagerInspector(Context* context, bool* show)
{
  if (*show) {
    ImGui::SetNextWindowSize(ImVec2(600, 1000), ImGuiCond_Once);
    guiBegin("Task Manager", show);
 
    QueueState queueState;
    std::vector<QueueWorkerState> workerStates;
 
    size_t queueCount = context->taskManager->getQueueCount();
    for (size_t q = 0; q < queueCount; q++) {
      const std::string& name = context->taskManager->getQueueName((TaskQueueId)q).c_str();
 
      if (ImGui::CollapsingHeader(name.c_str(), ImGuiTreeNodeFlags_DefaultOpen)) {
 
        workerStates.clear();
        context->taskManager->getQueueState(queueState, workerStates, (TaskQueueId)q);
 
        ImGui::Columns(4, name.c_str());
        ImGui::Text("Worker"); ImGui::NextColumn();
        ImGui::Text("Utilization"); ImGui::NextColumn();
        ImGui::Text("Tasks/s"); ImGui::NextColumn();
        ImGui::Text("Tasks/frame"); ImGui::NextColumn();
        ImGui::Separator();
 
        for (size_t i = 0; i < workerStates.size(); i++) {
          const QueueWorkerState& workerState = workerStates[i];
          if (i == 0) {
            ImGui::Text("main thread");
          }
          else {
            ImGui::Text("worker %zu", i - 1);
          }
          ImGui::NextColumn();
          ImGui::Text("%.1f%%", 100.f * workerState.utilization); ImGui::NextColumn();
          ImGui::Text("%.1f", workerState.tasksPerSecond); ImGui::NextColumn();
          ImGui::Text("%.1f", workerState.tasksPerFrame); ImGui::NextColumn();
        }
        ImGui::Separator();
        ImGui::Text("Total"); ImGui::NextColumn();
        ImGui::Text("%.1f%%", 100.f * queueState.load / (std::max(size_t(1), workerStates.size() - 1))); ImGui::NextColumn();
        ImGui::Text("%.1f", queueState.tasksPerSecond); ImGui::NextColumn();
        ImGui::Text("%.1f", queueState.tasksPerFrame); ImGui::NextColumn();
        ImGui::Columns(1);
      }
    }
    guiEnd();
  }
}