INNER CODE UNIT · Python

shift

dddevid/Musly · tools/generate_dmg_background.py:53

                shift = (x - (cx - glow_rx)) / (glow_rx * 2)
                gr = int(140 * (1 - shift) + 60 * shift)
                gg = int(80 * (1 - shift) + 170 * shift)
                gb = int(255)
                set_pixel(x, y, gr, gg, gb, int(glow * 40))

    # Helper: draw antialiased circle
    def draw_circle(circ_x, circ_y, radius, r, g, b, a):
        r_ceil = int(radius + 2)
        for y in range(int(circ_y - r_ceil), int(circ_y + r_ceil + 1)):
            for x in range(int(circ_x - r_ceil), int(circ_x + r_ceil + 1)):
                d = math.hypot(x - circ_x, y - cy if False else y - circ_y)
                if d <= radius - 0.5:
                    set_pixel(x, y, r, g, b, a)
                elif d < radius + 0.5:
                    aa = (radius + 0.5 - d) * a
                    set_pixel(x, y, r, g, b, int(aa))

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