Improved portability (bug #45)

[d2df-sdl.git] / src / shared / xprofiler.pas

diff --git a/src/shared/xprofiler.pas b/src/shared/xprofiler.pas
index 35b70df8263c385d53324afd0ed0f9cc9b9778e5..28ea126d78276cbff10431a3b033ab624b125e5e 100644 (file)
--- a/src/shared/xprofiler.pas
+++ b/src/shared/xprofiler.pas
@@ -20,24 +20,10 @@ unit xprofiler;
 
 interface
 
-uses
-  SysUtils,
-  {$IF DEFINED(LINUX) OR DEFINED(ANDROID)}
-    {$DEFINE STOPWATCH_IS_HERE}
-    unixtype, linux
-  {$ELSEIF DEFINED(WINDOWS)}
-    {$DEFINE STOPWATCH_IS_HERE}
-    Windows
-  {$ELSEIF DEFINED(HAIKU)}
-    {$DEFINE STOPWATCH_IS_HERE}
-    unixtype
-  {$ELSE}
-    {$IFDEF STOPWATCH_IS_HERE}
-      {$UNDEF STOPWATCH_IS_HERE}
-    {$ENDIF}
-    {$WARNING You suck!}
-  {$ENDIF}
-  ;
+  uses
+    SysUtils;
+
+  {$DEFINE STOPWATCH_IS_HERE}
 
 {$IF DEFINED(STOPWATCH_IS_HERE)}
 type
@@ -152,51 +138,22 @@ function getTimeMilli (): UInt64; inline;
 
 implementation
 
-{$IF DEFINED(LINUX)}
-type THPTimeType = TTimeSpec;
-{$ELSE}
-type THPTimeType = Int64;
-{$ENDIF}
-
-var
-  mFrequency: Int64 = 0;
-  mHasHPTimer: Boolean = false;
+  uses
+    SDL2;
 
+  type
+    THPTimeType = Int64;
 
 // ////////////////////////////////////////////////////////////////////////// //
 procedure initTimerIntr ();
-var
-  r: THPTimeType;
 begin
-  if (mFrequency = 0) then
-  begin
-{$IF DEFINED(LINUX)}
-    if (clock_getres(CLOCK_MONOTONIC, @r) <> 0) then raise Exception.Create('profiler error: cannot get timer resolution');
-    mHasHPTimer := (r.tv_nsec <> 0);
-    if not mHasHPTimer then raise Exception.Create('profiler error: hires timer is not available');
-    mFrequency := 1; // just a flag
-    if (r.tv_nsec <> 0) then mFrequency := 1000000000000000000 div r.tv_nsec;
-{$ELSEIF DEFINED(WINDOWS)}
-    mHasHPTimer := QueryPerformanceFrequency(r);
-    if not mHasHPTimer then raise Exception.Create('profiler error: hires timer is not available');
-    mFrequency := r;
-{$ENDIF}
-  end;
+  (* init sdl timers? *)
 end;
 
 
 function getTimeMicro (): UInt64; inline;
-var
-  r: THPTimeType;
 begin
-  //if (mFrequency = 0) then initTimerIntr();
-  {$IF DEFINED(LINUX)}
-  clock_gettime(CLOCK_MONOTONIC, @r);
-  result := UInt64(r.tv_sec)*1000000+UInt64(r.tv_nsec) div 1000; // microseconds
-  {$ELSEIF DEFINED(WINDOWS)}
-  QueryPerformanceCounter(r);
-  result := UInt64(r)*1000000 div mFrequency;
-  {$ENDIF}
+  Result := SDL_GetPerformanceCounter() * 1000000 div SDL_GetPerformanceFrequency()
 end;