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@nilium
Created April 29, 2010 02:45
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Rem
Copyright (c) 2009 Noel R. Cower
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
EndRem
SuperStrict
'Import "head.bmx"
'Import "brisk.bmx"
'Import "console.bmx"
Private
Global glob_deltat:Float=1.0
Global glob_ctime:Float
Global glob_ltime:Float
Global glob_fps:Float = 1.0 / (1000.0/60.0)
Global glob_fps_frames% = 60
Global glob_fps_time% = 0
Global glob_fpsTimer:TTimer = CreateTimer( 1 )
Public
Function SetGameSpeed( n:Float ) ' expose
glob_fps = 1.0 / (1000.0/n)
glob_fps_frames = n
End Function
Function GetTicks:Float( ) ' expose
Return glob_deltat
End Function
Function GetFPS%( ) ' expose
Return glob_fps_frames
End Function
Private
Function __flipHook:Object( i%, d:Object, c:Object )
If i = EmitEventHook Then
Local e:TEvent = TEvent( d )
If Not e Then Return d
If e.id = EVENT_TIMERTICK And e.source = glob_fpsTimer Then
glob_fps_frames = glob_fps_time
glob_fps_time = 0
EndIf
Else
glob_ltime = glob_ctime
glob_ctime = Millisecs()
glob_fps_time :+ 1
If Int(glob_ltime) = 0 Then Return Null
glob_deltat = glob_deltat*.025+((glob_ctime-glob_ltime)*glob_fps)*.975
EndIf
Return d
End Function
AddHook( FlipHook, __flipHook, Null, 10000 )
AddHook( EmitEventHook, __flipHook, Null, 0 )
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