C++11 lambdas - are they really worth it?

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

diff --git a/src/main.h b/src/main.h
index 0d181c5..98bf9e2 100644 (file)
--- a/src/main.h
+++ b/src/main.h
@@ -28,7 +28,7 @@ inline void MainLoop(Document & doc, const Rect & bounds = Rect(0,0,1,1), const
        Screen scr;
        View view(doc,scr, bounds, c);
        scr.DebugFontInit("DejaVuSansMono.ttf");
-       scr.SetMouseHandler([&](int x, int y, int buttons, int wheel) // [?] wtf
+       scr.SetMouseHandler([&](int x, int y, int buttons, int wheel) // [?] seriously WTF
        {
                static bool oldButtonDown = false;
                static int oldx, oldy;
@@ -57,7 +57,11 @@ inline void MainLoop(Document & doc, const Rect & bounds = Rect(0,0,1,1), const
                }
                if (buttons)
                {
-                       view.Translate(Real(oldx-x)/Real(scr.ViewportWidth()), Real(oldy-y)/Real(scr.ViewportHeight()));
+                       #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
                {
@@ -69,7 +73,12 @@ inline void MainLoop(Document & doc, const Rect & bounds = Rect(0,0,1,1), const
                
                if (wheel)
                {
-                       view.ScaleAroundPoint(Real(x)/Real(scr.ViewportWidth()),Real(y)/Real(scr.ViewportHeight()), expf(-wheel/20.f));
+                       #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
+               
                }
        }
        );
@@ -114,6 +123,7 @@ inline void MainLoop(Document & doc, const Rect & bounds = Rect(0,0,1,1), const
                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())
                {