Wie die Überschrift schon sagt geht es um den Sinus im Einheitskreis.
Vielleicht nützt das Skript oder die Funktionen jemandem. 
Screenshot:
[Blockierte Grafik: http://img829.imageshack.us/img829/6185/8d54.png]
Quellcode:
Spoiler anzeigen
#include <GDIPlus.au3>
[/autoit] [autoit][/autoit] [autoit]Opt("GUIOnEventMode", 1)
[/autoit] [autoit][/autoit] [autoit]Global $hGUI, $hGraphic, $hBitmap, $hBackbuffer
Global $aGUIDIm[2] = [710, 300]
Global $aGraphicsRect[4] = [0, 0, 800, 300]
Global $aCircleRect[4] = [50, 50, 200, 200]
Global $aSinusRect[4] = [300, 50, 360, 200]
Global $aBrushes[10], $aPens[10]
Global $fPi = 3.14159265358979
Global $fDegToRad = $fPi / 180
Global $nPhi = 0
Global $iFrequency = 1, $iAmplitude = $aSinusRect[3] / 2, $iPhase = 0, $iLength = 380
[/autoit] [autoit][/autoit] [autoit]$hGUI = GUICreate("Sinus im Einheitskreis by Nestos", $aGUIDIm[0], $aGUIDIm[1], -1, -1)
GUISetOnEvent(-3, "_Exit")
GUICtrlCreateGraphic($aGraphicsRect[0], $aGraphicsRect[1], $aGraphicsRect[2], $aGraphicsRect[3])
$hGraphic = GUICtrlGetHandle(-1)
GUISetState()
[/autoit] [autoit][/autoit] [autoit]_Startup()
[/autoit] [autoit][/autoit] [autoit]While 1
Sleep(10)
_Draw()
$nPhi += 0.5
WEnd
Func _Draw()
_GDIPlus_GraphicsFillRect($hBackbuffer, 0, 0, $aGraphicsRect[2], $aGraphicsRect[3], $aBrushes[0])
_GDIPlus_GraphicsDrawRect($hBackbuffer, 0, 0, $aGraphicsRect[2] - 1, $aGraphicsRect[3] - 1)
_GDIPlus_GraphicsDrawLine($hBackbuffer, $aCircleRect[0], $aCircleRect[1] + ($aCircleRect[3] / 2), $aCircleRect[0] + $aCircleRect[2], $aCircleRect[1] + ($aCircleRect[3] / 2))
_GDIPlus_GraphicsDrawLine($hBackbuffer, $aCircleRect[0] + ($aCircleRect[2] / 2), $aCircleRect[1], $aCircleRect[0] + ($aCircleRect[2] / 2), $aCircleRect[1] + $aCircleRect[3])
_GDIPlus_GraphicsDrawLine($hBackbuffer, $aCircleRect[0] + ($aCircleRect[2] / 2), _
$aCircleRect[1] + ($aCircleRect[3] / 2), _
$aCircleRect[0] + ($aCircleRect[2] / 2) + (Cos($nPhi * $fDegToRad) * $iAmplitude), _
$aCircleRect[1] + ($aCircleRect[3] / 2) - (Sin($nPhi * $fDegToRad) * $iAmplitude))
_GDIPlus_GraphicsDrawArc($hBackbuffer, $aCircleRect[0] + ($aCircleRect[2] / 2) - 20, $aCircleRect[1] + ($aCircleRect[3] / 2) - 20, 40, 40, 0, -Mod($nPhi, 360), $aPens[3])
[/autoit] [autoit][/autoit] [autoit]_GDIPlus_GraphicsDrawLine($hBackbuffer, $aCircleRect[0] + ($aCircleRect[2] / 2) + (Cos($nPhi * $fDegToRad) * $iAmplitude), _
$aCircleRect[1] + ($aCircleRect[3] / 2) - (Sin($nPhi * $fDegToRad) * $iAmplitude), _
$aCircleRect[0] + ($aCircleRect[2] / 2) + (Cos($nPhi * $fDegToRad) * $iAmplitude), _
$aCircleRect[1] + ($aCircleRect[3] / 2), $aPens[2])
_GDIPlus_GraphicsDrawEllipse($hBackbuffer, $aCircleRect[0], $aCircleRect[1], $aCircleRect[2], $aCircleRect[3], $aPens[1])
[/autoit] [autoit][/autoit] [autoit]_GDIPlus_GraphicsDrawLine($hBackbuffer, $aCircleRect[0] + ($aCircleRect[2] / 2) + (Cos($nPhi * $fDegToRad) * $iAmplitude), _
$aCircleRect[1] + ($aCircleRect[3] / 2) - (Sin($nPhi * $fDegToRad) * $iAmplitude), _
$aSinusRect[0] + Mod($nPhi, 360) * $iFrequency, _
$aSinusRect[1] + ($aSinusRect[3] / 2) - (Sin($nPhi * $fDegToRad) * $iAmplitude))
_GDIPlus_GraphicsDrawLine($hBackbuffer, $aSinusRect[0] + Mod($nPhi, 360) * $iFrequency, _
$aSinusRect[1] + ($aSinusRect[3] / 2) - (Sin($nPhi * $fDegToRad) * $iAmplitude), _
$aSinusRect[0] + Mod($nPhi, 360) * $iFrequency, _
$aSinusRect[1] + ($aSinusRect[3] / 2), $aPens[2])
_GDIPlus_GraphicsDrawLine($hBackbuffer, $aSinusRect[0], $aSinusRect[1] + $iAmplitude, $aSinusRect[0] + $aSinusRect[2], $aSinusRect[1] + $iAmplitude)
For $i = 0 To Int($aSinusRect[2] / (90 / $iFrequency))
_GDIPlus_GraphicsDrawLine($hBackbuffer, $aSinusRect[0] + (90 / $iFrequency) * $i, $aSinusRect[1] - 10, $aSinusRect[0] + (90 / $iFrequency) * $i, $aSinusRect[1] + $aSinusRect[3] + 10, $aPens[0])
Next
_GDIPlus_GraphicsDrawSinus($hBackbuffer, $aSinusRect[0], $aSinusRect[1], $aSinusRect[2], $iFrequency, $iAmplitude, $iPhase, $aPens[1])
_GDIPlus_GraphicsDrawImage($hGraphic, $hBitmap, 0, 0)
EndFunc ;==>_Draw
Func _Startup()
_GDIPlus_Startup()
$hGraphic = _GDIPlus_GraphicsCreateFromHWND($hGraphic)
_GDIPlus_GraphicsSetSmoothingMode($hGraphic, 2)
$hBitmap = _GDIPlus_BitmapCreateFromGraphics($aGraphicsRect[2], $aGraphicsRect[3], $hGraphic)
$hBackbuffer = _GDIPlus_ImageGetGraphicsContext($hBitmap)
_GDIPlus_GraphicsSetSmoothingMode($hBackbuffer, 2)
$aBrushes[0] = _GDIPlus_BrushCreateSolid(0xFFEEEEEE)
$aPens[0] = _GDIPlus_PenCreate(0xFF000000)
_GDIPlus_PenSetDashStyle($aPens[0], $GDIP_DASHSTYLEDASH)
$aPens[1] = _GDIPlus_PenCreate(0xFF0000FF, 2)
$aPens[2] = _GDIPlus_PenCreate(0xFFFF0000, 2)
$aPens[3] = _GDIPlus_PenCreate(0xFF00AA00, 2)
EndFunc ;==>_Startup
Func _Exit()
For $i = 0 To UBound($aBrushes) - 1
_GDIPlus_BrushDispose($aBrushes[$i])
Next
For $i = 0 To UBound($aPens) - 1
_GDIPlus_PenDispose($aPens[$i])
Next
_GDIPlus_GraphicsDispose($hBackbuffer)
_GDIPlus_BitmapDispose($hBitmap)
_GDIPlus_GraphicsDispose($hGraphic)
_GDIPlus_Shutdown()
Exit
EndFunc ;==>_Exit
Func _GDIPlus_GraphicsDrawSinus($hGraphic, $iX, $iY, $iLength, $iFrequency, $iAmplitude, $iPhase, $hPen = 0)
Local $fPi = 3.14159265358979
Local $fDegToRad = $fPi / 180
Local $iPointCount = $iLength * $iFrequency
Local $aPoints[$iPointCount + 1][2] = [[$iPointCount]]
For $i = 0 To $iPointCount - 1
$aPoints[$i + 1][0] = $iX + ($i / $iFrequency)
$aPoints[$i + 1][1] = $iY + $iAmplitude - (Sin(($i + $iPhase) * $fDegToRad) * $iAmplitude)
Next
_GDIPlus_GraphicsDrawCurve($hGraphic, $aPoints, $hPen)
EndFunc ;==>_GDIPlus_GraphicsDrawSinus
Func _GDIPlus_GraphicsDrawCosinus($hGraphic, $iX, $iY, $iLength, $iFrequency, $iAmplitude, $iPhase, $hPen = 0)
Local $fPi = 3.14159265358979
Local $fDegToRad = $fPi / 180
Local $iPointCount = $iLength * $iFrequency
Local $aPoints[$iPointCount + 1][2] = [[$iPointCount]]
For $i = 0 To $iPointCount - 1
$aPoints[$i + 1][0] = $iX + ($i / $iFrequency)
$aPoints[$i + 1][1] = $iY + $iAmplitude + (Cos(($i + $iPhase) * $iPointCount) * $iAmplitude)
Next
_GDIPlus_GraphicsDrawCurve($hGraphic, $aPoints, $hPen)
EndFunc ;==>_GDIPlus_GraphicsDrawCosinus
MfG,
H2112
