CRdraw_circle_n: Draws outline of a circle with limited precision.

In lorweiuk/CREx: Run behavioral experiments from R.

Draws outline of a circle with limited precision.

Description

Draws outline of a cirlce to rendering target, circle is defined in a circle_list as centerx, centery and radius. Precision is set by user (n_points) and determines how many line segments the circle's outline consists of.

Usage

CRdraw_circle_n(graphics_list, circle_list, n_points, status = NULL)

Arguments

graphics_list	List containing pointers to window, renderer etc. created with CRopen.
circle_list	List defining circle, containing elements centerx, centery, and radius.
n_points	Positive integer setting precision of circle.
status	Optional list status with elements value and message to retrieve warnings and error messages.

Examples

    CRdraw_circle_n(mygraphics, list(centerx = 50, centery = 50, radius = 150), 7)

lorweiuk/CREx documentation built on March 16, 2024, 3:04 a.m.