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XcmsTekHVCQueryMaxC(3X11)
X11R6
NAME
XcmsTekHVCQueryMaxC, XcmsTekHVCQueryMaxV, XcmsTekHVCQueryMaxVC,
XcmsTekHVCQueryMaxVSamples, XcmsTekHVCQueryMinV - obtain the TekHVC
coordinates
SYNOPSIS
Status XcmsTekHVCQueryMaxC(ccc, hue, value, color_return)
XcmsCCC ccc;
XcmsFloat hue;
XcmsFloat value;
XcmsColor *color_return;
Status XcmsTekHVCQueryMaxV(ccc, hue, chroma, color_return)
XcmsCCC ccc;
XcmsFloat hue;
XcmsFloat chroma;
XcmsColor *color_return;
Status XcmsTekHVCQueryMaxVC(ccc, hue, color_return)
XcmsCCC ccc;
XcmsFloat hue;
XcmsColor *color_return;
Status XcmsTekHVCQueryMaxVSamples(ccc, hue, colors_return, nsamples)
XcmsCCC ccc;
XcmsFloat hue;
XcmsColor colors_return[];
unsigned int nsamples;
Status XcmsTekHVCQueryMinV(ccc, hue, chroma, color_return)
XcmsCCC ccc;
XcmsFloat hue;
XcmsFloat chroma;
XcmsColor *color_return;
ARGUMENTS
ccc Specifies the CCC. Note that the CCC's Client White Point and White
Point Adjustment procedures are ignored.
chroma
Specifies the chroma at which to find maximum Value (MaxV).
colors_return
Returns nsamples of color specifications in XcmsTekHVC such that the
Chroma is the maximum attainable for the Value and Hue. The white point
associated with the returned color specification is the Screen White
Point. The value returned in the pixel member is undefined
color_return
Returns the maximum Chroma along with the actual Hue and Value (MaxC),
maximum Value along with the Hue and Chroma (MaxV), color specification
in XcmsTekHVC for the maximum Chroma, the Value at which that maximum
Chroma is reached and actual Hue (MaxVC) or minimum Value and the
actual Hue and Chroma (MinL) at which the maximum Chroma (MaxC and
MaxVC), maximum Value (MaxV), or minimum Value (MinL) was found. The
white point associated with the returned color specification is the
Screen White Point. The value returned in the pixel member is
undefined.
hue Specifies the Hue in which to find the maximum Chroma (MaxC and MaxVC),
maximum Value (MaxV), the maximum Chroma/Value samples (MaxVSamples),
or the minimum Value (MinL).
nsamples
Specifies the number of samples.
value
Specifies the Value in which to find the maximum Chroma (MaxC) or
minimum Value (MinL).
DESCRIPTION
The XcmsTekHVCQueryMaxC function, given a Hue and Value, determines the
maximum Chroma in TekHVC color space displayable by the screen. It returns
the maximum Chroma along with the actual Hue and Value at which the maximum
Chroma was found.
The XcmsTekHVCQueryMaxV function, given a Hue and Chroma, determines the
maximum Value in TekHVC color space displayable by the screen. It returns
the maximum Value and the actual Hue and Chroma at which the maximum Value
was found.
The XcmsTekHVCQueryMaxVC function, given a Hue, determines the maximum
Chroma in TekHVC color space displayable by the screen and the Value at
which that maximum Chroma is reached. It returns the maximum Chroma, the
Value at which that maximum Chroma is reached, and the actual Hue for which
the maximum Chroma was found.
The XcmsTekHVCQueryMaxVSamples returns nsamples of maximum Value, the
Chroma at which that maximum Value is reached, and the actual Hue for which
the maximum Chroma was found. These sample points may then be used to plot
the maximum Value/Chroma boundary of the screen's color gamut for the
specified Hue in TekHVC color space.
The XcmsTekHVCQueryMinV function, given a Hue and Chroma, determines the
minimum Value in TekHVC color space displayable by the screen. It returns
the minimum Value and the actual Hue and Chroma at which the minimum Value
was found.
SEE ALSO
XcmsCIELabQueryMaxC(3X11), XcmsCIELuvQueryMaxC(3X11), XcmsQueryBlack(3X11)
Xlib -- C Language X Interface
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Index for Section 3X11 |
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