Texture wrapping options for IMT computation APIs.
typedef enum D3DXIMT_FLAGS { D3DXIMT_WRAP_U = 1, D3DXIMT_WRAP_V = 2, D3DXIMT_WRAP_UV = 3, } D3DXIMT FLAGS, *LPD3DXIMT FLAGS;
D3DXComputeIMTFromSignal, D3DXComputeIMTFromTexture, D3DXComputeIMTFromPerTexelSignal, D3DXComputeIMTFromPerVertexSignal