Hi
Je öfter man mit der Maus über die selbe Stelle fährt, desto "heißer" wird diese
Weiß nicht, wie ich das anders beschreiben soll 
Vielen Dank an UEZ für die großartige Vorarbeit
Benötigt GDIp.au3!
Spoiler anzeigen
#include <GDIP.au3>
#include <GDIPlus.au3>
#include <GUIConstantsEx.au3>
#include <WindowsConstants.au3>
Opt("GUIOnEventMode", 1)
[/autoit] [autoit][/autoit] [autoit]Global $iWidth = 800
Global $iHeight = 580
Global $fSize = 0.2
Global $iRad = 8
Global $aMPos[2] = [0, 0], $aMPos_Old[2] = [0, 0]
[/autoit] [autoit][/autoit] [autoit]_GDIPlus_Startup()
[/autoit] [autoit][/autoit] [autoit]Global $hGui = GUICreate("HeatMap", $iWidth, $iHeight)
GUISetOnEvent($GUI_EVENT_CLOSE, "_EXIT")
Global $hGraphics = _GDIPlus_GraphicsCreateFromHWND($hGui)
Global $hBmpBuffer = _GDIPlus_BitmapCreateFromGraphics($iWidth, $iHeight, $hGraphics)
Global $hGfxBuffer = _GDIPlus_ImageGetGraphicsContext($hBmpBuffer)
_GDIPlus_GraphicsSetSmoothingMode($hGfxBuffer, 2)
Global $hBmpHeat = _GDIPlus_BitmapCreateFromGraphics($iWidth, $iHeight, $hGraphics)
Global $hGfxHeat = _GDIPlus_ImageGetGraphicsContext($hBmpHeat)
_GDIPlus_GraphicsSetSmoothingMode($hGfxHeat, 2)
_GDIPlus_GraphicsClear($hGfxBuffer, 0xFFFFFFFF)
_GDIPlus_GraphicsDrawImage($hGraphics, $hBmpBuffer, 0, 0)
GUIRegisterMsg($WM_PAINT, "WM_PAINT")
GUIRegisterMsg($WM_ERASEBKGND, "WM_ERASEBKGND")
GUISetState()
While 1
$aMPos = _MouseGetPos($hGui)
If $aMPos[0] > 0 And $aMPos[0] < $iWidth And $aMPos[1] > 0 And $aMPos[1] < $iHeight And ($aMPos[0] <> $aMPos_Old[0] Or $aMPos[1] <> $aMPos_Old[1]) Then
_DrawHeat($aMPos[0], $aMPos[1])
$aMPos_Old = $aMPos
EndIf
WEnd
Func _DrawHeat($iX, $iY)
$iX = $iX * $fSize
$iY = $iY * $fSize
Local $hPath = _GDIPlus_PathCreate(0)
_GDIPlus_PathAddEllipse($hPath, $iX, $iY, $iRad * 2, $iRad * 2)
Local $aColor[2] = [1, 0x00000000]
Local $hPathBrush = _GDIPlus_PathBrushCreateFromPath($hPath)
_GDIPlus_PathBrushSetCenterColor($hPathBrush, 0x20000000)
_GDIPlus_PathBrushSetSurroundColorsWithCount($hPathBrush, $aColor)
_GDIPlus_GraphicsFillPath($hGfxHeat, $hPath, $hPathBrush)
_GDIPlus_PathDispose($hPath)
_GDIPlus_BrushDispose($hPathBrush)
Local $BitmapData = _GDIPlus_BitmapLockBits($hBmpHeat, $iX, $iY, $iRad * 2, $iRad * 2, BitOR($GDIP_ILMREAD, $GDIP_ILMWRITE), $GDIP_PXF32ARGB)
Local $Stride = DllStructGetData($BitmapData, "Stride")
Local $Width = DllStructGetData($BitmapData, "Width")
Local $Height = DllStructGetData($BitmapData, "Height")
Local $Scan0 = DllStructGetData($BitmapData, "Scan0")
Local $PixelData, $Color, $Alpha, $R, $G, $B, $Tmp
For $row = 0 To $Height - 1
$PixelData = DllStructCreate("dword[" & $Width & ']', $Scan0 + ($row * $Stride))
For $col = 1 To $Width
$Color = DllStructGetData($PixelData, 1, $col)
$Alpha = BitAND(BitShift($Color, 24), 0xFF)
$R = BitAND(BitShift($Color, 16), 0xFF)
$G = BitAND(BitShift($Color, 8), 0xFF)
$B = BitAND($Color, 0xFF)
Switch $Alpha
Case 235 To 255
$Tmp = 255 - $Alpha
$R = 255 - $Tmp
$G = $Tmp * 12
Case 200 To 234
$Tmp = 234 - $Alpha
$R = 255 - ($Tmp * 
$G = 255
Case 150 To 199
$Tmp = 199 - $Alpha
$G = 255
$B = $Tmp * 5
Case 100 To 149
$Tmp = 149 - $Alpha
$G = 255 - ($Tmp * 5)
$B = 255
Case Else
$B = 255
EndSwitch
If $R < 0 Then $R = 0
If $R > 0xFF Then $R = 0xFF
If $G < 0 Then $G = 0
If $G > 0xFF Then $G = 0xFF
If $B < 0 Then $B = 0
If $B > 0xFF Then $B = 0xFF
DllStructSetData($PixelData, 1, BitOR(BitShift($Alpha, -24), BitShift($R, -16), BitShift($G, -8), $B), $col)
Next
Next
_GDIPlus_BitmapUnlockBits($hBmpHeat, $BitmapData)
_GDIPlus_GraphicsClear($hGfxBuffer, 0xFFFFFFFF)
_GDIPlus_GraphicsDrawImageRectRect($hGfxBuffer, $hBmpHeat, $iRad, $iRad, $iWidth * $fSize, $iHeight * $fSize, 0, 0, $iWidth, $iHeight)
_GDIPlus_GraphicsDrawImage($hGraphics, $hBmpBuffer, 0, 0)
EndFunc ;==>_DrawHeat
Func _MouseGetPos($hWnd = 0)
Local $tPoint = DllStructCreate("long X;long Y")
Local $aResult = DllCall("user32.dll", "bool", "GetCursorPos", "ptr", DllStructGetPtr($tPoint))
If @error Then Return SetError(@error, @extended, 0)
If $hWnd Then _WinAPI_ScreenToClient($hWnd, $tPoint)
Local $aReturn[2]
$aReturn[0] = DllStructGetData($tPoint, 1)
$aReturn[1] = DllStructGetData($tPoint, 2)
Return $aReturn
EndFunc ;==>_MouseGetPos
Func WM_PAINT($hWnd, $uMsgm, $wParam, $lParam)
_GDIPlus_GraphicsDrawImage($hGraphics, $hBmpBuffer, 0, 0)
Return $GUI_RUNDEFMSG
EndFunc ;==>WM_PAINT
Func WM_ERASEBKGND($hWnd, $uMsgm, $wParam, $lParam)
_GDIPlus_GraphicsDrawImage($hGraphics, $hBmpBuffer, 0, 0)
Return True
EndFunc ;==>WM_ERASEBKGND
Func _Exit()
_GDIPlus_GraphicsDispose($hGfxHeat)
_GDIPlus_BitmapDispose($hBmpHeat)
_GDIPlus_GraphicsDispose($hGfxBuffer)
_GDIPlus_BitmapDispose($hBmpBuffer)
_GDIPlus_GraphicsDispose($hGraphics)
_GDIPlus_Shutdown()
Exit
EndFunc ;==>_Exit
viel Vergnügen...
E
!
War zu lange mit den Pixel Effekten beschäftigt.