X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Fmain.h;h=46c1544e29e7924ba9fd600f2897c6ee7c33937d;hp=e866bc1d36e199d3b0d56198448ad9f427599f48;hb=6ad7439e8ebf969fcd2d3a710a4b16e2b1ee131f;hpb=700f1449af19115ff2bbe50ad67ea7c73f9aa5cd

diff --git a/src/main.h b/src/main.h
index e866bc1..46c1544 100644
--- a/src/main.h
+++ b/src/main.h
@@ -31,6 +31,14 @@ inline void MainLoop(Document & doc, const Rect & bounds = Rect(0,0,1,1), const
 	{
 		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.
@@ -65,6 +73,14 @@ inline void MainLoop(Document & doc, const Rect & bounds = Rect(0,0,1,1), const
 		view.Render();
 		scr.DebugFontPrintF("[CPU] Render took %lf ms (%lf FPS)\n", (SDL_GetPerformanceCounter() - init_time)* 1000.0/SDL_GetPerformanceFrequency(), SDL_GetPerformanceFrequency()/(SDL_GetPerformanceCounter() - init_time));
 		scr.DebugFontPrintF("View bounds: (%f, %f) - (%f, %f)\n", view.GetBounds().x, view.GetBounds().y, view.GetBounds().w, view.GetBounds().h);
+		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();
 	}