52 lines
1.2 KiB
C++
52 lines
1.2 KiB
C++
#pragma once
|
|
#include <chrono>
|
|
#include <imgui.h>
|
|
|
|
struct EngineStatistics {
|
|
float frameTime;
|
|
uint32_t verts;
|
|
uint32_t DC;
|
|
|
|
long long lastSampleTime;
|
|
long long frames;
|
|
long long FPS;
|
|
};
|
|
extern EngineStatistics ES;
|
|
|
|
inline void PerfomanceSamplerInit(){
|
|
|
|
ES.frames = 0;
|
|
ES.lastSampleTime = 0;
|
|
ES.lastSampleTime = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::high_resolution_clock::now().time_since_epoch()).count();
|
|
|
|
}
|
|
|
|
inline void SamplePerformance(void) {
|
|
ES.frames++;
|
|
ES.DC = 0;
|
|
ES.verts = 0;
|
|
unsigned long long now = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::high_resolution_clock::now().time_since_epoch()).count();
|
|
unsigned long long MilliSecondsPast = now - ES.lastSampleTime;
|
|
if (MilliSecondsPast >= 1000) {
|
|
|
|
ES.frameTime = (float)1000 / ES.frames;
|
|
ES.FPS = ES.frames;
|
|
ES.frames = 0;
|
|
ES.lastSampleTime = now;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
inline void ShowStats() {
|
|
ImGui::Begin("Statistics", false, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove);
|
|
|
|
ImGui::Text("FPS: %i", ES.FPS);
|
|
ImGui::Text("Frame Time: %f", ES.frameTime);
|
|
ImGui::Text("Verts: %i", ES.verts);
|
|
ImGui::Text("Draw Calls: %i", ES.DC);
|
|
|
|
|
|
ImGui::End();
|
|
|
|
} |