Cube rotation axis coincide to cube wall script

function void draw_cube_rot_axis (void)
{
 int x, y, z, d, t1, t2, t3, a, b, c;
 int e = fixeddiv(2.0, sqrt_3);
 int height = fixedmul(0.82, 56.0 + getVariable(radius));
 thing_remove(getVariable(projectile_tag));
    if(getVariable(rot_axis) && getVariable(radius)>34.65 && getVariable(pr_num))
    {
      //-----------------------------------------------------------------------------------------------
        x = fixedmul(cos(getVariable(azimuth)), sin(getVariable(polar_angle)));
        y = fixedmul(sin(getVariable(azimuth)), sin(getVariable(polar_angle)));
        z = cos(getVariable(polar_angle));
      //-----------------------------------------------------------------------------------------------
        a = fixeddiv(X_rot[2][1073] - X_rot[0][1073], e);
        b = fixeddiv(Y_rot[2][1073] - Y_rot[0][1073], e);
        c = fixeddiv(Z_rot[2][1073] - Z_rot[0][1073], e);
        d = -(fixedmul(a, X_rot[2][1073])+fixedmul(b, Y_rot[2][1073])+fixedmul(c, Z_rot[2][1073]));
        t1 = fixeddiv(-d, fixedmul(a, x)+fixedmul(b, y)+fixedmul(c, z));
        log(s:"t1 = ", f:t1);
        if(t1<0) t1=-t1;
      //-----------------------------------------------------------------------------------------------
        a = fixeddiv(X_rot[2][1073] - X_rot[3][1073], e);
        b = fixeddiv(Y_rot[2][1073] - Y_rot[3][1073], e);
        c = fixeddiv(Z_rot[2][1073] - Z_rot[3][1073], e);
        d = -(fixedmul(a, X_rot[2][1073])+fixedmul(b, Y_rot[2][1073])+fixedmul(c, Z_rot[2][1073]));
        t2 = fixeddiv(-d, fixedmul(a, x)+fixedmul(b, y)+fixedmul(c, z));
        log(s:"t2 = ", f:t2);
        if(t2<0) t2=-t2;
      //-----------------------------------------------------------------------------------------------
        a = fixeddiv(X_rot[2][1073] - X_rot[6][1073], e);
        b = fixeddiv(Y_rot[2][1073] - Y_rot[6][1073], e);
        c = fixeddiv(Z_rot[2][1073] - Z_rot[6][1073], e);
        d = -(fixedmul(a, X_rot[2][1073])+fixedmul(b, Y_rot[2][1073])+fixedmul(c, Z_rot[2][1073]));
        t3 = fixeddiv(-d, fixedmul(a, x)+fixedmul(b, y)+fixedmul(c, z));
        log(s:"t3 = ", f:t3);
        if(t3<0) t3=-t3;
      //-----------------------------------------------------------------------------------------------
        if(t1<t2)d = t1; else d = t2;
        if(d<t3)t1 = d; else t1 = t3;
      //-----------------------------------------------------------------------------------------------
        //if(1.0 - t1 > 0.001) good use t1; else draw to corner vertex;
        if(1.0 - t1 > 0.001)
        {
            x = fixedmul(x, t1);
            y = fixedmul(y, t1);
            z = fixedmul(z, t1);
            e = (getVariable(radius)/20)>>16;
            if(e>0)
            {
                for(t2 = 0; t2<e; t2++)
                {
                    t3 = fixeddiv(t2 << 16, (e-t2-1) << 16);
                    a=fixeddiv(0.0 + fixedmul(t3, x), 1.0+t3);
                    b=fixeddiv(0.0 + fixedmul(t3, y), 1.0+t3);
                    c=fixeddiv(0.0 + fixedmul(t3, z), 1.0+t3);
                    Spawnprojectile(2, projectile_class[3], 0, 1, 0, 0, getVariable(projectile_tag));
                    SetActorVelocity(getVariable(projectile_tag), 0.0, 0.0, 0.0, false, false);
                    SetActorPosition(getVariable(projectile_tag), GetActorX(1)+fixedmul(getVariable(radius), a),
                                                                  GetActorY(1)+fixedmul(getVariable(radius), b),
                                                                  GetActorZ(1)+height+FixedMul(getVariable(radius), fixedmul(c, 0.82)), 0);
                }
                SetActorPosition(getVariable(projectile_tag), GetActorX(1)+fixedmul(getVariable(radius), x),
                                                              GetActorY(1)+fixedmul(getVariable(radius), y),
                                                              GetActorZ(1)+height+FixedMul(getVariable(radius), fixedmul(z, 0.82)), 0);
            }
        }
        else draw_sphere_rot_axis();
    }
    else if(getVariable(rot_axis) && getVariable(pr_num))log(s:"Radius is too little");
}