command /t:
    trigger:
        set {_radius} to 3
        set {_density} to 7
        set {_hoge} to 360 / {_density}
        loop {_density} times:
            set {_angle} to loop-number * {_hoge}
            set {_x} to x-loc of player + cos({_angle}) * {_radius}
            set {_y} to y-loc of player
            set {_z} to z-loc of player + sin({_angle}) * {_radius}
            set {_loc} to location({_x}, {_y}, {_z})
            drawDot count 1, particle "redstone", RGB 0, 0, 0, center {_loc}, rainbowMode true, visibleRange 32, pulseDelay 0, keepFor 20 ticks