void lumen_set_level_rgb(int led_index, uint8_t r, uint8_t g, uint8_t b) {
if(led_index >= kSunBoardNumberOfLedsPerRay) return;
for(int i=0; i<kSunBoardNumberOfRays; i++) {
neopixel_strip_t *strip = lumen_get_strip_for_ray_index(i);
neopixel_set_color(strip, (kSunBoardNumberOfLedsPerRay-1) - led_index, r,g,b);
}
}
STATIC mp_obj_t neopixel_subscr(mp_obj_t self_in, mp_obj_t index_in, mp_obj_t value) {
neopixel_obj_t *self = (neopixel_obj_t*)self_in;
mp_uint_t index = mp_get_index(self->base.type, self->strip.num_leds, index_in, false);
if (value == MP_OBJ_NULL) {
// delete item
return MP_OBJ_NULL; // op not supported
} else if (value == MP_OBJ_SENTINEL) {
// load
mp_obj_t rgb[3] = {
MP_OBJ_NEW_SMALL_INT(self->strip.leds[index].simple.r),
MP_OBJ_NEW_SMALL_INT(self->strip.leds[index].simple.g),
MP_OBJ_NEW_SMALL_INT(self->strip.leds[index].simple.b),
};
return mp_obj_new_tuple(3, rgb);
} else {
// store
mp_obj_t *rgb;
mp_obj_get_array_fixed_n(value, 3, &rgb);
mp_int_t r = mp_obj_get_int(rgb[0]);
mp_int_t g = mp_obj_get_int(rgb[1]);
mp_int_t b = mp_obj_get_int(rgb[2]);
if (r < 0 || r > 255 || g < 0 || g > 255 || b < 0 || b > 255) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, "invalid colour"));
}
neopixel_set_color(&self->strip, index, r, g, b);
return mp_const_none;
}
}
//sets a single pixel rgb value
void lumen_set_pixel_rgb(int ray_index, int led_index, uint8_t r, uint8_t g, uint8_t b) {
if(ray_index > (kSunBoardNumberOfRays-1)) return;
if(led_index > kSunBoardNumberOfLedsPerRay) return;
neopixel_strip_t *strip = lumen_get_strip_for_ray_index(ray_index);
neopixel_set_color(strip, led_index, r,g,b);
}
