/// <summary>
/// Populates orbits around a star, according to GURPS 4e rules. (Does not create them)
/// </summary>
/// <param name="s">The star we're populating around</param>
/// <param name="myDice">Our dice object.</param>
public static void populateOrbits(Star s, Dice myDice)
{
double maxRatio = 2.0;
double minRatio = 1.4;
double minDistance = .15;
bool firstGasGiant = true;
if (s.containsGasGiants()) firstGasGiant = false;
for (int i = 0; i < s.sysPlanets.Count; i++)
{
int roll = myDice.gurpsRoll();
//set gas giants first.
if (s.gasGiantFlag != Star.GASGIANT_NONE)
{
//BEFORE SNOW LINE: Only Eccentric, Epistellar
if (s.sysPlanets[i].orbitalRadius < Star.snowLine(s.initLumin))
{
if (roll <= 8 && s.gasGiantFlag == Star.GASGIANT_ECCENTRIC)
{
s.sysPlanets[i].updateType(Satellite.BASETYPE_GASGIANT);
libStarGen.updateGasGiantSize(s.sysPlanets[i],myDice.gurpsRoll() + 4);
}
if (roll <= 6 && s.gasGiantFlag == Star.GASGIANT_EPISTELLAR)
{
s.sysPlanets[i].updateType(Satellite.BASETYPE_GASGIANT);
libStarGen.updateGasGiantSize(s.sysPlanets[i], myDice.gurpsRoll() + 4);
}
}
//AFTER SNOW LINE: All three
if (s.sysPlanets[i].orbitalRadius >= Star.snowLine(s.initLumin))
{
if (roll <= 15 && s.gasGiantFlag == Star.GASGIANT_CONVENTIONAL)
{
s.sysPlanets[i].updateType(Satellite.BASETYPE_GASGIANT);
if (firstGasGiant)
{
libStarGen.updateGasGiantSize(s.sysPlanets[i], myDice.gurpsRoll() + 4);
firstGasGiant = false;
}
else
libStarGen.updateGasGiantSize(s.sysPlanets[i], myDice.gurpsRoll());
}
if (roll <= 14 && (s.gasGiantFlag == Star.GASGIANT_ECCENTRIC || s.gasGiantFlag == Star.GASGIANT_EPISTELLAR))
{
s.sysPlanets[i].updateType(Satellite.BASETYPE_GASGIANT);
if (firstGasGiant)
{
libStarGen.updateGasGiantSize(s.sysPlanets[i], myDice.gurpsRoll() + 4);
firstGasGiant = false;
}
else
libStarGen.updateGasGiantSize(s.sysPlanets[i], myDice.gurpsRoll());
}
}
}
//Done with the gas giant. Let's go start seeign what else it could be.
//We can get mods now.
if (s.sysPlanets[i].baseType != Satellite.BASETYPE_GASGIANT)
{
//INNER AND OUTER RADIUS
int mod = 0;
if (s.sysPlanets[i].orbitalRadius - minDistance <= Star.innerRadius(s.initLumin,s.initMass) ||
s.sysPlanets[i].orbitalRadius / Star.innerRadius(s.initLumin, s.initMass) <= maxRatio)
{
mod = mod - 3;
}
if (s.sysPlanets[i].orbitalRadius + minDistance >= Star.outerRadius(s.initMass) ||
Star.outerRadius(s.initMass) / s.sysPlanets[i].orbitalRadius <= maxRatio)
{
mod = mod - 3;
}
//FORBIDDDEN ZONE
if (s.getClosestDistToForbiddenZone(s.sysPlanets[i].orbitalRadius) <= minDistance || (s.getClosestForbiddenZoneRatio(s.sysPlanets[i].orbitalRadius) < maxRatio && s.getClosestForbiddenZoneRatio(s.sysPlanets[i].orbitalRadius) > minRatio))
{
//MessageBox.Show("THE FORBIDDEN ZONE!!!!");
mod = mod - 6;
}
//GAS GIANT LOCATION
if (s.isPrevSatelliteGasGiant(s.sysPlanets[i].orbitalRadius))
{
mod = mod - 6;
}
if (s.isNextSatelliteGasGiant(s.sysPlanets[i].orbitalRadius))
{
mod = mod - 3;
}
//now let's get the orbit type.
// MessageBox.Show("Mod is " + mod);
mod = mod + myDice.gurpsRoll();
//MessageBox.Show("Mod + Roll is " + mod);
if (mod <= 3)
s.sysPlanets[i].updateType(Satellite.BASETYPE_EMPTY);
if (mod >= 4 && mod <= 6)
{
s.sysPlanets[i].updateType(Satellite.BASETYPE_ASTEROIDBELT);
//Expanded Asteroid Belt options
if (OptionCont.expandAsteroidBelt)
{
roll = myDice.gurpsRoll();
if (roll <= 6) s.sysPlanets[i].updateSize(Satellite.SIZE_TINY);
if (roll >= 7 && roll <= 13) s.sysPlanets[i].updateSize(Satellite.SIZE_SMALL);
if (roll >= 14 && roll <= 15) s.sysPlanets[i].updateSize(Satellite.SIZE_MEDIUM);
if (roll >= 16) s.sysPlanets[i].updateSize(Satellite.SIZE_LARGE);
}
else
s.sysPlanets[i].updateSize(Satellite.SIZE_SMALL); //fixes a recursion bug.
}
if (mod >= 7 && mod <= 8)
s.sysPlanets[i].updateTypeSize(Satellite.BASETYPE_TERRESTIAL, Satellite.SIZE_TINY);
if (mod >= 9 && mod <= 11)
s.sysPlanets[i].updateTypeSize(Satellite.BASETYPE_TERRESTIAL, Satellite.SIZE_SMALL);
if (mod >= 12 && mod <= 15)
s.sysPlanets[i].updateTypeSize(Satellite.BASETYPE_TERRESTIAL, Satellite.SIZE_MEDIUM);
if (mod >= 16)
s.sysPlanets[i].updateTypeSize(Satellite.BASETYPE_TERRESTIAL, Satellite.SIZE_LARGE);
}
}
}
