X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Fmain.h;h=9e48967ae25dc1935633ae3d2be5d1ec2badc138;hp=6763042e6ee208f6250657ab70610f03d5518e89;hb=5456793e2aad4235c3db2ca75532c868aaa7c518;hpb=eb7a30473a78452a890bd453f80d4a90aee5d364

diff --git a/src/main.h b/src/main.h
index 6763042..9e48967 100644
--- a/src/main.h
+++ b/src/main.h
@@ -11,53 +11,138 @@ using namespace IPDF;
 
 inline void OverlayBMP(Document & doc, const char * input, const char * output, const Rect & bounds = Rect(0,0,1,1), const Colour & c = Colour(0.f,0.f,0.f,1.f))
 {
-	View view(doc, bounds, c);
+
 	Screen scr;
-	//view.Render();
-	scr.RenderBMP(input);
+	View view(doc, scr, bounds, c);
+	if (input != NULL)
+		scr.RenderBMP(input);
+	view.Render();
+	if (output != NULL)
+		scr.ScreenShot(output);
 	scr.Present();
-	sleep(5);
-	scr.ScreenShot(output);
 }
 
-inline void MainLoop(Document & doc, const Rect & bounds = Rect(0,0,1,1), const Colour & c = Colour(0.f,0.f,0.f,1.f))
+// It is the only way.
+void RatCatcher(int x, int y, int buttons, int wheel, Screen * scr, View * view)
 {
-	View view(doc,bounds, c);
-	Screen scr;
-	scr.SetMouseHandler([&](int x, int y, int buttons, int wheel) // [?] wtf
+	static bool oldButtonDown = false;
+	static int oldx, oldy;
+	if (buttons == 3 && !oldButtonDown)
+	{
+		oldButtonDown = true;
+		view->ToggleGPUTransform();
+		oldx = x;
+		oldy = y;
+		return;
+	}
+	if (buttons == 2 && !oldButtonDown)
+	{
+		oldButtonDown = true;
+		view->ToggleGPURendering();
+		oldx = x;
+		oldy = y;
+	}
+	if (buttons && !oldButtonDown)
+	{
+		// We're beginning a drag.
+		oldButtonDown = true;
+		oldx = x;
+		oldy = y;
+		scr->SetMouseCursor(Screen::CursorMove);
+	}
+	if (buttons)
 	{
-		static bool oldButtonDown = false;
-		static int oldx, oldy;
-		if (buttons && !oldButtonDown)
+		#if REAL >= REAL_RATIONAL
+			view->Translate(Real(oldx, scr->ViewportWidth()) -Real(x,scr->ViewportWidth()), Real(oldy, scr->ViewportHeight()) - Real(y,scr->ViewportHeight()));
+		#else			
+			view->Translate(Real(oldx-x)/Real(scr->ViewportWidth()), Real(oldy-y)/Real(scr->ViewportHeight()));
+		#endif
+	}
+	else
+	{
+		oldButtonDown = false;
+		scr->SetMouseCursor(Screen::CursorArrow);
+	}
+	oldx = x;
+	oldy = y;
+		
+	if (wheel)
+	{
+		#if REAL >= REAL_RATIONAL
+			view->ScaleAroundPoint(Real(x,scr->ViewportWidth()), Real(y,scr->ViewportHeight()), Real(20-wheel, 20));
+		#else
+			view->ScaleAroundPoint(Real(x)/Real(scr->ViewportWidth()),Real(y)/Real(scr->ViewportHeight()), Real(expf(-wheel/20.f)));
+		#endif
+	
+	}
+}
+
+
+inline void MainLoop(Document & doc, Screen & scr, View & view)
+{
+	// order is important... segfaults occur when screen (which inits GL) is not constructed first -_-
+
+	scr.DebugFontInit("DejaVuSansMono.ttf");
+	scr.SetMouseHandler(RatCatcher);
+
+	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());
+
+		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)) 
 		{
-			// We're beginning a drag.
-			oldButtonDown = true;
-			oldx = x;
-			oldy = y;
-			scr.SetMouseCursor(Screen::CursorMove);
+			printf("%lu\t%f\t%f\t%f\t%f\t%f\t%f\n", (long unsigned int)frames, total_real_time, total_cpu_time, total_gpu_time, real_frame, cpu_frame, gpu_frame);
+			data_points++;
 		}
-		if (buttons)
+		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());
+		scr.DebugFontPrintF("type of Real == %s\n", g_real_name[REAL]);
+
+		if (view.UsingGPUTransform())
 		{
-			view.Translate(Real(oldx-x)/Real(scr.ViewportWidth()), Real(oldy-y)/Real(scr.ViewportHeight()));
+			scr.DebugFontPrint("Doing coordinate transform on the GPU.\n");
 		}
 		else
 		{
-			oldButtonDown = false;
-			scr.SetMouseCursor(Screen::CursorArrow);
+			scr.DebugFontPrint("Doing coordinate transform on the CPU.\n");
 		}
-		oldx = x;
-		oldy = y;
-		
-		if (wheel)
+		if (view.UsingGPURendering())
 		{
-			view.ScaleAroundPoint(Real(x)/Real(scr.ViewportWidth()),Real(y)/Real(scr.ViewportHeight()), expf(-wheel/20.f));
+			scr.DebugFontPrint("Doing rendering using GPU.\n");
+		}
+		else
+		{
+			scr.DebugFontPrint("Doing rendering using CPU.\n");
 		}
-	}
-	);
-
-	while (scr.PumpEvents())
-	{
-		view.Render();
 		scr.Present();
 	}
 }