Nvidia 4500 Computer Hardware User Manual


 
NVIDIA Corporation
Quadro FX 4500/5500 SDI User’s Guide – Version 2.0 47
C
HAPTER 5
API Control
NVRESULT NVAPIENTRY NvGvoCaps(UINT nAdapterNumber IN,
UINT nReserved IN,
NVGVOCAPS* pAdapterCaps OUT);
NvGvoOpen()
//---------------------------------------------------------------------
// Function: NvGvoOpen
// Description: Open graphics adapter for Graphics to Video operations
// using the OpenGL application interface. Read operations
// are permitted in this mode by multiple clients, but Write
// operations are application exclusive.
// Parameters: nAdapterNumber - Graphics adapter number
// nReserved - Reserved (must be set to zero)
// dwClass - Class interface (NVGVOCLASS_* value)
// dwAccessRights - Access rights (NVGVO_O_* mask)
// phGvoHandle - Pointer to receive handle
// Returns: NV_OK - Success
// NV_ACCESSDENIED - Access denied for requested access
//---------------------------------------------------------------------
NVRESULT NVAPIENTRY NvGvoOpen(UINT nAdapterNumber IN,
UINT nReserved IN,
DWORD dwClass IN,
DWORD dwAccessRights IN,
NVGVOHANDLE* phGvoHandle OUT);
NvGvoClose()
//---------------------------------------------------------------------
// Function: NvGvoClose
// Description: Closes graphics adapter for Graphics to Video operations
// using the OpenGL application interface. Closing an
// OpenGL handle releases the device.
// Parameters: hGvoHandle - Handle to graphics adapter
// Returns: NV_OK - Success
//---------------------------------------------------------------------
NVRESULT NVAPIENTRY NvGvoClose(NVGVOHANDLE hGvoHandle IN);