d3d9.dllSetLight
Microsoft DirectX 9.0 SDK Update (October 2004)

ID3DXEffectStateManager::SetLight Method


A callback function that must be implemented by a user to set a light.

Syntax

HRESULT SetLight(      

    DWORD Index,     CONST D3DLIGHT9* pLight );

Parameters

Index
[in] The zero-based index of the light. This is the same index in IDirect3DDevice9::SetLight.
pLight
[in] The light object. See D3DLIGHT9.

Return Value

The user-implemented method should return S_OK. If the callback fails when setting the device state, either of the following will occur:





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