lobe()

void mood_ring::RingCanvas::lobe	(	float	pos,
		float	sigma,
		const RGBf &	color,
		float	gain )

Add a smooth lobe centred at pos (turns) with half-width sigma (turns).

Definition at line 110 of file ring_canvas.cpp.

                                                                           {
    const int n = size();
    if (n <= 0 || gain <= 0.0f || sigma <= 0.0f)
        return;
    for (int i = 0; i < n; ++i) {
        const float k = falloff(ringDistance(posOf(i), pos), sigma);
        if (k <= 0.0f)
            continue;
        pixel(i, color, gain * k);
    }
}

References mood_ring::falloff(), pixel(), pos, posOf(), mood_ring::ringDistance(), and size().

Referenced by mood_ring::BreathLayer::render(), mood_ring::FlowLayer::render(), and mood_ring::GrooveLayer::render().

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