fastRingCoord()

RingCoord RingLUT::fastRingCoord ( int led_index, float time_offset = 0.0f )

inline

Definition at line 79 of file FxNoiseRing.h.

                                                                     {
        RingCoord coord;
        coord.led_index = led_index;
        coord.angle = (led_index * 2.0f * M_PI / NUM_LEDS) + time_offset;
        coord.x = cos_table[led_index];
        coord.y = sin_table[led_index];
        coord.radius = 1.0f;
        return coord;
    }

References RingCoord::angle, cos_table, RingCoord::led_index, M_PI, NUM_LEDS, RingCoord::radius, sin_table, RingCoord::x, and RingCoord::y.