The Béziers are quadratic not cubic...

[ipdf/code.git] / src / main.h

diff --git a/src/main.h b/src/main.h
index 70997a3..65eabb6 100644 (file)
--- a/src/main.h
+++ b/src/main.h
@@ -74,13 +74,47 @@ inline void MainLoop(Document & doc, const Rect & bounds = Rect(0,0,1,1), const
        }
        );
 
+       double total_cpu_time = 0;
+       double total_gpu_time = 0;
+       double total_real_time = 0;
+       struct timespec real_clock_start;
+       struct timespec real_clock_now;
+       struct timespec real_clock_prev;
+       clock_gettime(CLOCK_MONOTONIC_RAW, &real_clock_start);
+       real_clock_now = real_clock_start;
+       double frames = 0;
+       double data_rate = -1; // period between data output to stdout (if <= 0 there will be no output)
+       uint64_t data_points = 0;
+       setbuf(stdout, NULL);
        while (scr.PumpEvents())
        {
+               real_clock_prev = real_clock_now;
+               ++frames;
                scr.Clear();
+               //view.ForceBoundsDirty();
+               //view.ForceBufferDirty();
+               //view.ForceRenderDirty();
+
                view.Render(scr.ViewportWidth(), scr.ViewportHeight());
-               scr.DebugFontPrintF("[CPU] Render took %lf ms (%lf FPS)\n", (scr.GetLastFrameTimeCPU())* 1000.0, 1.0/scr.GetLastFrameTimeCPU());
-               scr.DebugFontPrintF("[GPU] Render took %lf ms (%lf FPS)\n", (scr.GetLastFrameTimeGPU())* 1000.0, 1.0/scr.GetLastFrameTimeGPU());
+
+               double cpu_frame = scr.GetLastFrameTimeCPU();
+               double gpu_frame = scr.GetLastFrameTimeGPU();
+               clock_gettime(CLOCK_MONOTONIC_RAW, &real_clock_now);
+               double real_frame = (real_clock_now.tv_sec - real_clock_prev.tv_sec) + 1e-9*(real_clock_now.tv_nsec - real_clock_prev.tv_nsec);
+
+
+               total_real_time += real_frame; total_cpu_time += cpu_frame; total_gpu_time += gpu_frame;
+               if (data_rate > 0 && total_real_time > data_rate*(data_points+1)) 
+               {
+                       printf("%lu\t%f\t%f\t%f\t%f\t%f\t%f\n", (uint64_t)frames, total_real_time, total_cpu_time, total_gpu_time, real_frame, cpu_frame, gpu_frame);
+                       data_points++;
+               }
+               scr.DebugFontPrintF("Rendered frame %lu\n", (uint64_t)frames);
+               scr.DebugFontPrintF("[CPU] Render took %lf ms (%lf FPS) (total %lf s, avg FPS %lf)\n", cpu_frame*1e3, 1.0/cpu_frame, total_cpu_time,frames/total_cpu_time);
+               scr.DebugFontPrintF("[GPU] Render took %lf ms (%lf FPS) (total %lf s, avg FPS %lf)\n", gpu_frame*1e3, 1.0/gpu_frame, total_gpu_time, frames/total_gpu_time);
+               scr.DebugFontPrintF("[REALTIME] Render+Present+Cruft took %lf ms (%lf FPS) (total %lf s, avg FPS %lf)\n", real_frame*1e3, 1.0/real_frame, total_real_time,frames/total_real_time);
                scr.DebugFontPrintF("View bounds: %s\n", view.GetBounds().Str().c_str());
+
                if (view.UsingGPUTransform())
                {
                        scr.DebugFontPrint("Doing coordinate transform on the GPU.\n");