+
+ v1 = Vector((0,0,0))
+ v1[major_axis] = 1.0
+
+ tx = Vector((0,0,0))
+ ty = Vector((0,0,0))
+
+ cv_tangent_basis( v1, tx, ty )
+ r = (abs(tx.dot( v0 )) + abs(ty.dot( v0 ))) * 0.25
+ l = v0[ major_axis ] - r*2
+
+ p0 = obj.matrix_world@Vector( c + (a+b)*0.5 + v1*l*-0.5 )
+ p1 = obj.matrix_world@Vector( c + (a+b)*0.5 + v1*l* 0.5 )
+
+ colour = [0.2,0.2,0.2,1.0]
+ colour[major_axis] = 0.5
+
+ cv_draw_halfsphere( p0, -v1, ty, tx, r, colour )
+ cv_draw_halfsphere( p1, v1, ty, tx, r, colour )
+ cv_draw_line( p0+tx* r, p1+tx* r, colour )
+ cv_draw_line( p0+tx*-r, p1+tx*-r, colour )
+ cv_draw_line( p0+ty* r, p1+ty* r, colour )
+ cv_draw_line( p0+ty*-r, p1+ty*-r, colour )
+ #}
+ else:
+ #{
+ continue
+ #}
+
+ center = obj.matrix_world @ c
+ if bone.cv_data.con0:
+ #{
+ vx = Vector([bone.cv_data.conevx[_] for _ in range(3)])
+ vy = Vector([bone.cv_data.conevy[_] for _ in range(3)])
+ va = Vector([bone.cv_data.coneva[_] for _ in range(3)])
+ draw_cone_twist( center, vx, vy, va )
+
+ #draw_limit( obj, c, Vector((0,0,1)),Vector((0,-1,0)), \
+ # bone.cv_data.mins[0], bone.cv_data.maxs[0], \
+ # (1,0,0,1))
+ #draw_limit( obj, c, Vector((0,-1,0)),Vector((1,0,0)), \
+ # bone.cv_data.mins[1], bone.cv_data.maxs[1], \
+ # (0,1,0,1))
+ #draw_limit( obj, c, Vector((1,0,0)),Vector((0,0,1)), \
+ # bone.cv_data.mins[2], bone.cv_data.maxs[2], \
+ # (0,0,1,1))