diff -Nur higan_v101-source/higan/target-tomoko/configuration/configuration.cpp higan_v101-source-fullscreen/higan/target-tomoko/configuration/configuration.cpp
--- higan_v101-source/higan/target-tomoko/configuration/configuration.cpp       2016-08-08 00:24:02.000000000 -0400
+++ higan_v101-source-fullscreen/higan/target-tomoko/configuration/configuration.cpp    2016-10-30 11:45:08.935985300 -0400
@@ -22,6 +22,7 @@
   set("Video/BlurEmulation", true);
   set("Video/ColorEmulation", true);
   set("Video/ScanlineEmulation", false);
+  set("Video/DisableIntegerScaling", true);

   set("Video/Saturation", 100);
   set("Video/Gamma", 100);
diff -Nur higan_v101-source/higan/target-tomoko/presentation/presentation.cpp higan_v101-source-fullscreen/higan/target-tomoko/presentation/presentation.cpp
--- higan_v101-source/higan/target-tomoko/presentation/presentation.cpp 2016-07-29 07:00:48.000000000 -0400
+++ higan_v101-source-fullscreen/higan/target-tomoko/presentation/presentation.cpp      2016-10-30 10:31:20.430689300 -0400
@@ -57,6 +57,10 @@
     settings["Video/AspectCorrection"].setValue(aspectCorrection.checked());
     resizeViewport();
   });
+  disableIntegerScaling.setText("Disable Integer Scaling").setChecked(settings["Video/DisableIntegerScaling"].boolean()).onToggle([&] {
+    settings["Video/DisableIntegerScaling"].setValue(disableIntegerScaling.checked());
+    resizeViewport();
+  });
   videoEmulationMenu.setText("Video Emulation");
   blurEmulation.setText("Blurring").setChecked(settings["Video/BlurEmulation"].boolean()).onToggle([&] {
     settings["Video/BlurEmulation"].setValue(blurEmulation.checked());
@@ -222,9 +226,15 @@
     windowHeight = geometry().height();
   }

-  int multiplier = min(windowWidth / (int)(width * stretch), windowHeight / height);
-  width = width * multiplier * stretch;
-  height = height * multiplier;
+  if(settings["Video/DisableIntegerScaling"].boolean()) {
+    double multiplier = min(windowWidth / (width * stretch), windowHeight / (double)height);
+    width = width * multiplier * stretch;
+    height = height * multiplier;
+  } else {
+    int multiplier = min(windowWidth / (int)(width * stretch), windowHeight / height);
+    width = width * multiplier * stretch;
+    height = height * multiplier;
+  }

   if(!fullScreen()) setSize({windowWidth, windowHeight});
   viewport.setGeometry({(windowWidth - width) / 2, (windowHeight - height) / 2, width, height});
diff -Nur higan_v101-source/higan/target-tomoko/presentation/presentation.hpp higan_v101-source-fullscreen/higan/target-tomoko/presentation/presentation.hpp
--- higan_v101-source/higan/target-tomoko/presentation/presentation.hpp 2016-07-29 07:12:13.000000000 -0400
+++ higan_v101-source-fullscreen/higan/target-tomoko/presentation/presentation.hpp      2016-10-30 10:31:24.221906100 -0400
@@ -37,6 +37,7 @@
           Group videoScales{&videoScaleSmall, &videoScaleMedium, &videoScaleLarge};
         MenuSeparator videoScaleSeparator{&videoScaleMenu};
         MenuCheckItem aspectCorrection{&videoScaleMenu};
+        MenuCheckItem disableIntegerScaling{&videoScaleMenu};
       Menu videoEmulationMenu{&settingsMenu};
         MenuCheckItem blurEmulation{&videoEmulationMenu};
         MenuCheckItem colorEmulation{&videoEmulationMenu};