X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Fmain.h;h=70997a31c935d5d251ec3651127584fcf54445ca;hp=ee8076aee26d7fb4d98f0b3f4c7083bfc948046e;hb=5f8aa3cf6cb5f628c7131f2ddf710562e10ad32e;hpb=42737c4c096f6469fb27e261806b48338a8f672f

diff --git a/src/main.h b/src/main.h
index ee8076a..70997a3 100644
--- a/src/main.h
+++ b/src/main.h
@@ -3,18 +3,100 @@
 #include "document.h"
 #include "view.h"
 #include "screen.h"
+#include <unistd.h>
 
 
 using namespace std;
 using namespace IPDF;
 
-inline void MainLoop(Document & doc)
+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);
+
+	Screen scr;
+	View view(doc, scr, bounds, c);
+	if (input != NULL)
+		scr.RenderBMP(input);
+	view.Render();
+	if (output != NULL)
+		scr.ScreenShot(output);
+	scr.Present();
+}
+
+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))
+{
+	// order is important... segfaults occur when screen (which inits GL) is not constructed first -_-
 	Screen scr;
+	View view(doc,scr, bounds, c);
+	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 == 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)
+		{
+			view.Translate(Real(oldx-x)/Real(scr.ViewportWidth()), Real(oldy-y)/Real(scr.ViewportHeight()));
+		}
+		else
+		{
+			oldButtonDown = false;
+			scr.SetMouseCursor(Screen::CursorArrow);
+		}
+		oldx = x;
+		oldy = y;
+		
+		if (wheel)
+		{
+			view.ScaleAroundPoint(Real(x)/Real(scr.ViewportWidth()),Real(y)/Real(scr.ViewportHeight()), expf(-wheel/20.f));
+		}
+	}
+	);
+
 	while (scr.PumpEvents())
 	{
-		view.Render();
+		scr.Clear();
+		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");
+		}
+		if (view.UsingGPURendering())
+		{
+			scr.DebugFontPrint("Doing rendering using GPU.\n");
+		}
+		else
+		{
+			scr.DebugFontPrint("Doing rendering using CPU.\n");
+		}
 		scr.Present();
 	}
 }