Oolite Bulletins

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ship.fireMissile()

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ship.awardEquipment("EQ_OXP_SPECIAL_MISSILE")

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this.addMoons = function()    
{
	var sys_info = this.system_info[galaxyNumber * 256 + system.ID] & (0x0F >> (4 - this.max_moons)); // & F 7 3 1 0 = &3

	var moon_bank = (system.ID >> 4) & 1; // Take 4th bit to switch between the four banks when only 2 moons needed.
        
        var unused_bits = (this.system_info[galaxyNumber * 256 + system.ID] & 0x0F) >> 2 ; // 0:3 

        var sys_idxa = ((galaxyNumber + system.ID + unused_bits) & 7)+1 ; // keep in range 0:7 as only 8 texture files.
        var sys_idxb = ((sys_idxa + 0 + (unused_bits >> 1)) & 7)+1; // adds 1 max.
        var sys_idxc = ((sys_idxa + 1 + unused_bits) & 7)+1; // careful, mustn't overlap with each 
        var sys_idxd = ((sys_idxa + 2 + unused_bits) & 7)+1; // otherwise positions the same.

        moon_bank = moon_bank & (this.max_moons < 3) ; // ignore and set back to zero if 3 or moons wanted.

// log("Redux moons using banks : " + moon_bank + " , with info " + sys_info  + " with bits " + unused_bits + " starting at index a = " + sys_idxa) ;

    var orientation = system.mainPlanet.orientation;
    var up = orientation.vectorUp();
    var radius = system.mainPlanet.radius;
    var position = system.mainPlanet.position;
	if ((sys_info & 0x01) & (1-moon_bank)*1)  {
        this.addMoon("moonA" + sys_idxa, 1, orientation, up, radius, position);
	}

	if ((sys_info & 0x02) & (1-moon_bank)*2)  {
        this.addMoon("moonB" + sys_idxb, 2, orientation, up, radius, position);
	}


	if ((sys_info & 0x04) | ((sys_info & 0x01) & moon_bank*1)) {
        this.addMoon("moonC" + sys_idxc, 3, orientation, up, radius, position);
	}


	if ((sys_info & 0x08) | ((sys_info & 0x02) & moon_bank*2)) {
        this.addMoon("moonD" + sys_idxd, 4, orientation, up, radius, position);
	}
}

this.addMoon = function (ID, orbit, o, u, r, p)
{
    var moon = system.addMoon(ID);
    var random = system.scrambledPseudoRandomNumber(system.ID+orbit)*Math.PI*2;
    moon.orientation = o;
    moon.position = p.add(o.rotate(u,random).vectorForward().multiply(r*(3+orbit/2)));
}