Revert "Only draw a new frame w/ a tic"

diff --git a/doomgeneric/d_loop.c b/doomgeneric/d_loop.c
index bad699dd46f68c640f3c1f0d804b9e676715f431..1939dbdc3d0f155e674485445caf5a79e0fbc902 100644 (file)
--- a/doomgeneric/d_loop.c
+++ b/doomgeneric/d_loop.c
@@ -703,7 +703,7 @@ static void SinglePlayerClear(ticcmd_set_t *set)
 // TryRunTics
 //
 
-int TryRunTics (void)
+void TryRunTics (void)
 {
     int        i;
     int        lowtic;
@@ -712,13 +712,11 @@ int TryRunTics (void)
     int realtics;
     int        availabletics;
     int        counts;
-    int ticsRan;
 
     // get real tics
     entertic = I_GetTime() / ticdup;
     realtics = entertic - oldentertics;
     oldentertics = entertic;
-    ticsRan = 0;
 
     // in singletics mode, run a single tic every time this function
     // is called.
@@ -780,7 +778,7 @@ int TryRunTics (void)
 
        if (I_GetTime() / ticdup - entertic > 0)
        {
-           return ticsRan;
+           return;
        }
 
         I_Sleep(1);
@@ -793,7 +791,7 @@ int TryRunTics (void)
 
         if (!PlayersInGame())
         {
-            return ticsRan;
+            return;
         }
 
         set = &ticdata[(gametic / ticdup) % BACKUPTICS];
@@ -812,7 +810,6 @@ int TryRunTics (void)
 
             loop_interface->RunTic(set->cmds, set->ingame);
            gametic++;
-           ticsRan++;
 
            // modify command for duplicated tics
 
@@ -821,7 +818,6 @@ int TryRunTics (void)
 
        NetUpdate ();   // check for new console commands
     }
-    return ticsRan;
 }
 
 void D_RegisterLoopCallbacks(loop_interface_t *i)

diff --git a/doomgeneric/d_loop.h b/doomgeneric/d_loop.h
index 486b3b55e425bab725fa2b30f059d08bbb11d71c..eb87d84888bd8cf90a374eb214462bd25a22ab80 100644 (file)
--- a/doomgeneric/d_loop.h
+++ b/doomgeneric/d_loop.h
@@ -59,7 +59,7 @@ void NetUpdate (void);
 void D_QuitNetGame (void);
 
 //? how many ticks to run?
-int TryRunTics (void);
+void TryRunTics (void);
 
 // Called at start of game loop to initialize timers
 void D_StartGameLoop(void);

diff --git a/doomgeneric/d_main.c b/doomgeneric/d_main.c
index bda9b71fe7ff1fcdd22a85f755f01aae4c6803ac..9012e5f54086cb86aa6f5ab2d0aa7c7d11165ec8 100644 (file)
--- a/doomgeneric/d_main.c
+++ b/doomgeneric/d_main.c
@@ -404,21 +404,15 @@ boolean D_GrabMouseCallback(void)
 
 void doomgeneric_Tick()
 {
-    int ret;
     // frame syncronous IO operations
     I_StartFrame ();
 
-    ret = TryRunTics (); // may run 0 tics if we're ahead of schedule
-                        // (and we are, on anything modern)
+    TryRunTics (); // will run at least one tic
 
     S_UpdateSounds (players[consoleplayer].mo);// move positional sounds
 
     // Update display, next frame, with current state.
-    //
-    // Don't bother displaying if we haven't ran any tics,
-    // since we'd just be painting the exact same image from
-    // last tic (waste of processing power)
-    if (screenvisible && ret > 0)
+    if (screenvisible)
     {
         D_Display ();
     }