Revert "- Set frame-time as close to the buffer swap as possible, and calculate smoothratio for Duke/SW as late as possible."

This reverts commit 97feb483ab.

source/build/src/engine.cpp

@@ -2724,7 +2724,6 @@ void videoNextPage(void)
 {
  	g_beforeSwapTime = I_msTimeF();
 	videoShowFrame(0);
-    I_SetFrameTime();
 
     omdtims = mdtims;
     mdtims = I_msTime();

source/core/gamecontrol.cpp

@@ -941,6 +941,7 @@ void app_loop()
 			TickSubsystems();
 			twod->SetSize(screen->GetWidth(), screen->GetHeight());
 			twodpsp.SetSize(screen->GetWidth(), screen->GetHeight());
+			I_SetFrameTime();
 
 			handleevents();
 			updatePauseStatus();

source/games/duke/src/gameloop.cpp

@@ -353,6 +353,8 @@ bool GameTicker()
 		}
 	}
 
+	double const smoothRatio = playrunning() ? I_GetTimeFrac() * MaxSmoothRatio : MaxSmoothRatio;
+
 	gameupdatetime.Unclock();
 
 	if (ps[myconnectindex].gm & (MODE_EOL | MODE_RESTART))
@@ -368,7 +370,6 @@ bool GameTicker()
 	drawtime.Reset();
 	drawtime.Clock();
 	S_Update();
-	double const smoothRatio = playrunning() ? I_GetTimeFrac() * MaxSmoothRatio : MaxSmoothRatio;
 	displayrooms(screenpeek, smoothRatio);
 	displayrest(smoothRatio);
 	drawtime.Unclock();

source/sw/src/game.cpp

@@ -788,11 +788,11 @@ void GameTicker(void)
                 MoveTicker();
             }
 
+            smoothratio = I_GetTimeFrac() * MaxSmoothRatio;
+
             // Get input again to update q16ang/q16horiz.
             if (!PedanticMode)
                 getinput(&loc, TRUE);
-
-            smoothratio = I_GetTimeFrac() * MaxSmoothRatio;
         }
 
         drawscreen(Player + screenpeek, smoothratio);