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VG_CIRCLE(3) BSD Library Functions Manual VG_CIRCLE(3) NAME VG_Circle -- agar-vg circle entity SYNOPSIS #include <agar/core.h> #include <agar/gui.h> #include <agar/vg.h> DESCRIPTION VG_Circle is a VG(3) node class which describes a circle in terms of a centerpoint and a radius value. INTERFACE VG_Circle * VG_CircleNew(VG_Node *parent, VG_Point *centerPoint, float r) void VG_CircleCenter(VG_Circle *vc, VG_Point *centerPoint) void VG_CircleRadius(VG_Arc *vc, float r) The VG_CircleNew() function creates a new circle entity attached to parent. centerPoint is a VG_Point(3) defining the center and r is the radius. The VG_CircleCenter() routine changes the centerpoint of an existing VG_Circle. VG_CircleRadius() changes the radius. SEE ALSO VG(3), VG_Arc(3), VG_Point(3) HISTORY The VG_Circle class first appeared in Agar 1.3.3. BSD July 25, 2008 BSD
NAME | SYNOPSIS | DESCRIPTION | INTERFACE | SEE ALSO | HISTORY
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