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NVIDIA Corporation
76 Quadro FX 4500/5500 SDI User’s Guide– Version 2.0
C
HAPTER 5
API Control
NV-Control X Functions
XNVCTRLQueryExtension()
Bool XNVCTRLQueryExtension (
Display *dpy,
int *event_basep,
int *error_basep
);
This function returns True if the extension exists, False otherwise.
event_basep
and
error_basep
are the extension event and error bases. Currently, no extension specific
errors or events are defined.
XNVCTRLQueryVersion()
Bool XNVCTRLQueryVersion (
Display *dpy,
int *major,
int *minor
Table 5.2
NV-Control X Function Index
Call Description
XNVCTRLQueryExtension()
Queries for the existence of the Nv_Gvo
extensions
XNVCTRLQueryVersion()
Queries the extension version
XNVCTRLIsNvScreen()
Queries whether the specified screen is
controlled by the NVIDIA driver.
XNVCTRLSetAttribute()
Sets the specified attribute to the specified
value.
XNVCTRLSetAttributeAndGetStatus(
)
Same as XNVCTRLSetAttribute().
XNVCTRLQueryAttribute()
Queries the value of the specified attribute
XNVCTRLQueryStringAttribute()
Queries the value of the specified string
attribute
XNVCTRLSetStringAttribute()
Set the specified string attribute with the
specified string.
XNVCTRLQueryValidAttributeValues
()
Queries the valid values for the specified
attribute
XNVCTRLSetGvoColorConversion()
Sets the color conversion matrix
XNVCTRLQueryGvoColorConversion()
Queries the color conversion matrix