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DD_GETVPORTLINEDATA structure (ddrawint.h)

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The DD_GETVPORTLINEDATA structure contains the current line number of the hardware video port.

Syntax

typedef struct _DD_GETVPORTLINEDATA {
  PDD_DIRECTDRAW_LOCAL lpDD;
  PDD_VIDEOPORT_LOCAL  lpVideoPort;
  DWORD                dwLine;
  HRESULT              ddRVal;
  VOID                 *GetVideoPortLine;
} *PDD_GETVPORTLINEDATA, DD_GETVPORTLINEDATA;

Members

lpDD

Points to a DD_DIRECTDRAW_LOCAL structure that is relevant to the current Microsoft DirectDraw process only.

lpVideoPort

Points to a DD_VIDEOPORT_LOCAL structure that represents this video port extensions (VPE) object.

dwLine

Specifies the location in which the driver should write the current line number on the hardware video port.

ddRVal

Specifies the location in which the driver writes the return value of the DdVideoPortGetLine callback. A return code of DD_OK indicates success. For more information, see Return Values for DirectDraw.

GetVideoPortLine

Used by the DirectDraw API and should not be filled in by the driver.

Requirements

Requirement Value
Header ddrawint.h (include Winddi.h)

See also

DdVideoPortGetLine