Circle()

ScreenMap fl::ScreenMap::Circle ( int numLeds, float cm_between_leds = 1.5f, float cm_led_diameter = 0.5f )

static

Definition at line 21 of file screenmap.cpp.

                                                   {
    ScreenMap screenMap = ScreenMap(numLeds);
    float circumference = numLeds * cm_between_leds;
    float radius = circumference / (2 * PI);
 
    for (int i = 0; i < numLeds; i++) {
        float angle = i * 2 * PI / numLeds;
        float x = radius * cos(angle) * 2;
        float y = radius * sin(angle) * 2;
        screenMap[i] = {x, y};
    }
    screenMap.setDiameter(cm_led_diameter);
    return screenMap;
}

References ScreenMap(), PI, screenMap, x, and y.

Referenced by setup().

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