~ruther/qmk_firmware

ref: 2e01b67ecc4e36668098cb1bc4a5b63976d4c94d qmk_firmware/quantum/led_matrix/animations/band_pinwheel_anim.h -rw-r--r-- 464 bytes
2e01b67e — James Young Data-Driven Keyboard Conversions: H, Part 1 (#23524) 1 year, 17 days ago
                                                                                
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#ifdef ENABLE_LED_MATRIX_BAND_PINWHEEL
LED_MATRIX_EFFECT(BAND_PINWHEEL)
#    ifdef LED_MATRIX_CUSTOM_EFFECT_IMPLS

static uint8_t BAND_PINWHEEL_math(uint8_t val, int16_t dx, int16_t dy, uint8_t time) {
    return scale8(val - time - atan2_8(dy, dx) * 3, val);
}

bool BAND_PINWHEEL(effect_params_t* params) {
    return effect_runner_dx_dy(params, &BAND_PINWHEEL_math);
}

#    endif // LED_MATRIX_CUSTOM_EFFECT_IMPLS
#endif     // ENABLE_LED_MATRIX_BAND_PINWHEEL
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