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Code Issues 150 Wiki Activity

perf(debug): cpu timers of the simulation and the main loop, cpu time of the frame parts next to the gpu, renderer data of the debug panel in folding sections

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Hirek
2026-10-22 20:54:30 +02:00
parent 5d3f857c39
commit fc714d50ec
8 changed files with 346 additions and 99 deletions
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24
rendering/opengl46/opengl46renderer.h
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@@ -165,6 +165,8 @@ class opengl46_renderer : public gfx_renderer {
info_times() const override;
std::string const &
info_stats() const override;
std::vector<info_section> const &
info_sections() const override;
void MakeScreenshot() override;
bool Render_Preview( TAnimModel *Instance, int const Size, int const Margin, bool const Shadows, std::vector<std::uint8_t> &Image ) override;
@@ -614,6 +616,7 @@ class opengl46_renderer : public gfx_renderer {
std::string m_pickdebuginfo;
//debug_stats m_debugstats;
std::string m_debugstatstext;
std::vector<info_section> m_debugsections; // the same data in sections, for the debug panel
struct simulation_state {
std::string weather;
std::string season;
@@ -905,6 +908,27 @@ class opengl46_renderer : public gfx_renderer {
GLuint64 m_gllasttime = 0;
// gpu time of the parts of the frame, marks put one after another through the main view (the context of m_window)
gl::gpu_timeline m_gputimeline;
// cpu time of the same parts, marked at the same places: a part lasts from its mark to the next one, the parts of the same
// name are added up in a frame and averaged over the frames the way Timer::stopwatch averages
struct cpu_timeline {
struct part {
char const *name;
float time { 0.f }; // average, ms
float frame { 0.f }; // in the frame under way, ms
};
std::vector<part> parts; // in the order they came first
std::size_t current { 0 };
std::chrono::steady_clock::time_point mark;
bool active { false };
// starts the frame with its first part. the names are kept as pointers: string literals
void begin( char const *Name );
// ends the part under way and starts the next one
void next( char const *Name );
void end();
// average of the part of the name, or none
std::optional<float> time( char const *Name ) const;
};
cpu_timeline m_cputimeline;
// gpu time of the light cluster compute passes; the debug panel shows it once a pass measures it
gl::gpu_timer m_clusterstimer;
// gpu time of assigning the lights to the clusters, done every frame