Provided by: allegro5-doc_5.0.11-2_all 

NAME
al_draw_pieslice - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro_primitives.h>
void al_draw_pieslice(float cx, float cy, float r, float start_theta,
float delta_theta, ALLEGRO_COLOR color, float thickness)
DESCRIPTION
Draws a pieslice (outlined circular sector).
Parameters:
• cx, cy - Center of the pieslice
• r - Radius of the pieslice
• color - Color of the pieslice
• start_theta - The initial angle from which the pieslice is drawn
• delta_theta - Angular span of the pieslice (pass a negative number to switch direction)
• thickness - Thickness of the circle, pass <= 0 to draw hairline pieslice
SINCE
5.0.6, 5.1.0
SEE ALSO
al_draw_filled_pieslice(3alleg5)
al_draw_pieslice(3alleg5) Allegro reference manual()