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User’s Manual
101
glPlotCircle
void glPlotCircle(int xc, int yc, int rad);
DESCRIPTION
Draws the outline of a circle in the LCD page buffer and on the LCD if the buffer is
unlocked. Any portion of the circle that is outside the LCD display area will be clipped.
PARAMETERS
xc
the
x
coordinate of the center of the circle.
yc
the
y
coordinate of the center of the circle.
rad
the radius of the center of the circle (in pixels).
RETURN VALUE
None.
SEE ALSO
glFillCircle, glPlotPolygon, glFillPolygon
glFillCircle
void glFillCircle(int xc, int yc, int rad);
DESCRIPTION
Draws a filled circle in the LCD page buffer and on the LCD if the buffer is unlocked.
Any portion of the circle that is outside the LCD display area will be clipped.
PARAMETERS
xc
the
x
coordinate of the center of the circle.
yc
the
y
coordinate of the center of the circle.
rad
the radius of the center of the circle (in pixels).
RETURN VALUE
None.
SEE ALSO
glPlotCircle, glPlotPolygon, glFillPolygon
Summary of Contents for RabbitCore RCM3209
Page 1: ...RabbitCore RCM3209 RCM3229 C Programmable Module with Ethernet User s Manual 019 0165 080528 D...
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Page 135: ...User s Manual 129 keyConfig continued RETURN VALUE None SEE ALSO keyProcess keyGet keypadDef...
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