Rabbit RabbitCore RCM3209 User Manual page 107

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
yc
rad
RETURN VALUE
None.
SEE ALSO
glFillCircle, glPlotPolygon, glFillPolygon
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
yc
rad
RETURN VALUE
None.
SEE ALSO
glPlotCircle, glPlotPolygon, glFillPolygon
User's Manual
glPlotCircle
the x coordinate of the center of the circle.
the y coordinate of the center of the circle.
the radius of the center of the circle (in pixels).
glFillCircle
the x coordinate of the center of the circle.
the y coordinate of the center of the circle.
the radius of the center of the circle (in pixels).
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