What do you mean by enabling it?
It's there by default, unless you're using Framework.
Try this...
Strict
Global d3d:IDirect3D9
Global d3dDevice:IDirect3DDevice9
Global d3dpp:D3DPRESENT_PARAMETERS
Global displaymode:D3DDISPLAYMODE
Global hwnd
Extern "win32"
Function GetActiveWindow:Byte Ptr()
End Extern
Const D3DADAPTER_DEFAULT = 0
Const D3DPRESENT_INTERVAL_ONE = 1
Const D3DPRESENT_INTERVAL_IMMEDIATE = $80000000
Function InitDx(Width,Height,Depth,Fullscreen,VSync,UseHardware)
Graphics width,height,0,0
hWnd = Int(GetActiveWindow())
If d3d Then Return
d3d = Direct3DCreate9($900)
If Not d3d Then
Throw("Couldn't initialize direct3d!")
EndIf
If hwnd = 0 Then
Throw("Couldn't find window!")
EndIf
d3dpp = New D3DPRESENT_PARAMETERS
displaymode = New D3DDISPLAYMODE
d3d.GetAdapterDisplayMode(D3DADAPTER_DEFAULT,displaymode)
MemClear(d3dpp, SizeOf(d3dpp) )
d3dpp.SwapEffect = D3DSWAPEFFECT_FLIP
If Fullscreen = False Then
d3dpp.Windowed = True
Else
d3dpp.Windowed = False
EndIf
d3dpp.BackBufferFormat = displaymode.Format
d3dpp.EnableAutoDepthStencil = True
d3dpp.AutoDepthStencilFormat = D3DFMT_D16
d3dpp.PresentationInterval = 1
If Fullscreen=True Then
d3dpp.BackBufferWidth = Width
d3dpp.BackBufferHeight = Height
If Depth=32 Then
d3dpp.BackBufferFormat = D3DFMT_A8R8G8B8
Else
d3dpp.BackBufferFormat = D3DFMT_R5G6B5
EndIf
d3dpp.BackBufferCount = 0;
EndIf
If VSync = True Then d3dpp.PresentationInterval = D3DPRESENT_INTERVAL_ONE
If UseHardware = False Then
d3d.CreateDevice(0,D3DDEVTYPE_REF,hWnd,D3DCREATE_SOFTWARE_VERTEXPROCESSING,d3dpp,d3dDevice)
If Not d3dDevice Then
Throw("Failed to create software device!")
EndIf
Else
If d3d.CreateDevice(D3DADAPTER_DEFAULT,D3DDEVTYPE_HAL,hWnd,D3DCREATE_HARDWARE_VERTEXPROCESSING,d3dpp,d3dDevice)<>D3D_OK Then
If d3d.CreateDevice(D3DADAPTER_DEFAULT,D3DDEVTYPE_HAL,hWnd,D3DCREATE_MIXED_VERTEXPROCESSING,d3dpp,d3dDevice)<>D3D_OK Then
If d3d.CreateDevice(D3DADAPTER_DEFAULT,D3DDEVTYPE_HAL,hWnd,D3DCREATE_SOFTWARE_VERTEXPROCESSING,d3dpp,d3dDevice)<>D3D_OK Then
Throw("Failed to create device!")
EndIf
EndIf
EndIf
EndIf
Print "Device ready!"
End Function
InitDx(640,480,0,False,False,True)
Local PresentResult
Local LostDevice = False
While Not KeyHit(KEY_ESCAPE)
d3dDevice.Clear(0,Null,D3DCLEAR_TARGET|D3DCLEAR_ZBUFFER,$406080,1.0,0)
If LostDevice = False Then
PresentResult = d3dDevice.Present(Null,Null,Null,Null)
If PresentResult = D3DERR_DEVICELOST Then
LostDevice = True
Print "Lost device"
EndIf
EndIf
Wend
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