Add GPU performance queries.

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

diff --git a/src/main.h b/src/main.h
index dedc7c2..6821399 100644 (file)
--- a/src/main.h
+++ b/src/main.h
@@ -25,10 +25,19 @@ inline void MainLoop(Document & doc, const Rect & bounds = Rect(0,0,1,1), const
 {
        View view(doc,bounds, c);
        Screen scr;
+       scr.DebugFontInit("DejaVuSansMono.ttf");
        scr.SetMouseHandler([&](int x, int y, int buttons, int wheel) // [?] wtf
        {
                static bool oldButtonDown = false;
                static int oldx, oldy;
+               if (buttons > 1 && !oldButtonDown)
+               {
+                       oldButtonDown = true;
+                       view.ToggleGPUTransform();
+                       oldx = x;
+                       oldy = y;
+                       return;
+               }
                if (buttons && !oldButtonDown)
                {
                        // We're beginning a drag.
@@ -56,10 +65,23 @@ inline void MainLoop(Document & doc, const Rect & bounds = Rect(0,0,1,1), const
        }
        );
 
+       double init_time = SDL_GetPerformanceCounter();
        while (scr.PumpEvents())
        {
                scr.Clear();
-               view.Render();
+               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());
+               scr.DebugFontPrintF("View bounds: %s\n", view.GetBounds().Str().c_str());
+               if (view.UsingGPUTransform())
+               {
+                       scr.DebugFontPrint("Doing coordinate transform on the GPU.\n");
+               }
+               else
+               {
+                       scr.DebugFontPrint("Doing coordinate transform on the CPU.\n");
+               }
                scr.Present();
+               init_time = SDL_GetPerformanceCounter();
        }
 }