IDirect3DDevice9::GetDisplayMode

Retrieves the display mode's spatial resolution, color resolution, and refresh frequency.

HRESULT GetDisplayMode(
  UINT  iSwapChain,
  D3DDISPLAYMODE * pMode
);

Parameters

iSwapChain

[in] An unsigned integer specifying the swap chain.

pMode

[out] Pointer to a D3DDISPLAYMODE structure containing data about the display mode of the adapter. As opposed to the display mode of the device, which may not be active if the device does not own full-screen mode.

Return Values

If the method succeeds, the return value is D3D_OK. If the method fails, the return value can be D3DERR_INVALIDCALL.

Requirements

Header: Declared in D3d9.h.