void setdeg(int8_t x1signed,uint8_t x2,uint8_t x3, uint8_t *alpha1, uint8_t *alpha2, uint8_t *alpha3){
  uint8_t x1,a1,a2,a2m,a2p,a3, neg = 0;
  float ds,d12,d123;
  uint8_t os = 130, us = 150, s = 28;

  if(x1signed < 0){
    x1 = (uint8_t)(x1signed * (-1)) * 2;
    neg = 1;
  }else{
    x1 = (uint8_t)x1signed * 2;
  }

  d12 = (float)sqrt((float)((uint32_t)(uint16_t)(x1*x1) + (uint32_t)(uint16_t)(x2*x2)));
  a1 = arccos1024flash((uint16_t)(((x2*256)/d12)*4), arccostab1024flash);
  if(a1 <= 10){
    a1 = arccos4096flashmini((uint16_t)(((uint32_t)x2*4096)/d12), arccostab4096flashmini);
  }
  ds = d12 - s;
  d123 = (float)sqrt((float)(ds*ds + (uint32_t)(uint16_t)(x3*x3)));
  a2m = arccos1024flash((uint16_t)((ds*128/d123)*8), arccostab1024flash);
  if(a2m <= 10){
    a2m = arccos4096flashmini((uint16_t)(ds*4096/d123), arccostab4096flashmini);
  }
  a2p = arccos1024flash((uint16_t)(((uint16_t)(os*os)+d123*d123-(uint16_t)(us*us))*514/(os*d123)), arccostab1024flash);
  if(a2p <= 10){
    a2p = arccos4096flashmini((uint16_t)(((uint16_t)(os*os)+d123*d123-(uint16_t)(us*us))*2048/(os*d123)), arccostab4096flashmini);
  }
  a2 = a2p - a2m;
  a3 = arccos1024flash((uint16_t)(((uint16_t)(us*us)+(uint16_t)(os*os)-d123*d123)*514/((uint16_t)(us*os))), arccostab1024flash);
  if(a3 <= 10){
    a3 = arccos4096flashmini((uint16_t)(((uint16_t)(us*us)+(uint16_t)(os*os)-d123*d123)*2048/((uint16_t)(us*os))), arccostab4096flashmini);
  }

/*
  char buf[7];
  ultoa(d123, buf, 10);
  lcd_string(buf);
  lcd_string(" ");
  ltoa(((uint16_t)us*us+(uint16_t)os*os-(int32_t)d123*d123)*514u/((uint16_t)us*os), buf, 10);
  lcd_string(buf);
  lcd_string(" ");
  itoa(a3, buf, 10);
  lcd_string(buf);
  lcd_string(" ");
*/
  if(neg){
    a1 = 90 - a1;
  }else{
    a1 += 90;
  }

  a2 += 90;

  *alpha1 = a1;
  *alpha2 = a2;
  *alpha3 = a3;
}