internal bool IsEqual(Pair *pairArray, int count)
{
if (count != Count)
{
return(false);
}
for (int i = 0; i < Count; ++i)
{
var hashA = GetHash(i);
bool found = false;
for (int j = 0; j < Count; ++j)
{
var hashB = pairArray[i].Hash;
if (hashA == hashB)
{
found = true;
break;
}
}
if (!found)
{
return(false);
}
}
return(true);
}
public abstract void Pair_PairPtr(Pair *self, uint _key, void *_val_p);
public abstract void Pair_PairFloat(Pair *self, uint _key, float _val_f);
public abstract void Pair_PairInt(Pair *self, uint _key, int _val_i);
public static void Initialize()
{
bodies = (Body *)(U8.Base);
pairs = (Pair *)(&bodies[BodyCount]);
InitBody(
0, // Sun
mass: Solarmass
);
InitBody(
1, // Jupiter
x: 4.84143144246472090e+00,
y: -1.16032004402742839e+00,
z: -1.03622044471123109e-01,
vx: 1.66007664274403694e-03 * DaysPeryear,
vy: 7.69901118419740425e-03 * DaysPeryear,
vz: -6.90460016972063023e-05 * DaysPeryear,
mass: 9.54791938424326609e-04 * Solarmass
);
InitBody(
2, // Saturn
x: 8.34336671824457987e+00,
y: 4.12479856412430479e+00,
z: -4.03523417114321381e-01,
vx: -2.76742510726862411e-03 * DaysPeryear,
vy: 4.99852801234917238e-03 * DaysPeryear,
vz: 2.30417297573763929e-05 * DaysPeryear,
mass: 2.85885980666130812e-04 * Solarmass
);
InitBody(
3, // Uranus
x: 1.28943695621391310e+01,
y: -1.51111514016986312e+01,
z: -2.23307578892655734e-01,
vx: 2.96460137564761618e-03 * DaysPeryear,
vy: 2.37847173959480950e-03 * DaysPeryear,
vz: -2.96589568540237556e-05 * DaysPeryear,
mass: 4.36624404335156298e-05 * Solarmass
);
InitBody(
4, // Neptune
x: 1.53796971148509165e+01,
y: -2.59193146099879641e+01,
z: 1.79258772950371181e-01,
vx: 2.68067772490389322e-03 * DaysPeryear,
vy: 1.62824170038242295e-03 * DaysPeryear,
vz: -9.51592254519715870e-05 * DaysPeryear,
mass: 5.15138902046611451e-05 * Solarmass
);
int pi = 0;
for (int i = 0; i < BodyCount - 1; i++)
{
for (int j = i + 1; j < BodyCount; j++)
{
var p = &pairs[pi++];
p->bi = &bodies[i];
p->bj = &bodies[j];
}
}
double px = 0.0, py = 0.0, pz = 0.0;
for (int i = 0; i < BodyCount; i++)
{
var b = &(bodies[i]);
px += b->vx * b->mass;
py += b->vy * b->mass;
pz += b->vz * b->mass;
}
var sol = &bodies[0];
sol->vx = -px / Solarmass;
sol->vy = -py / Solarmass;
sol->vz = -pz / Solarmass;
}
public static void Initialize () {
bodies = (Body*)(U8.Base);
pairs = (Pair*)(&bodies[BodyCount]);
InitBody(
0, // Sun
mass: Solarmass
);
InitBody(
1, // Jupiter
x: 4.84143144246472090e+00,
y: -1.16032004402742839e+00,
z: -1.03622044471123109e-01,
vx: 1.66007664274403694e-03 * DaysPeryear,
vy: 7.69901118419740425e-03 * DaysPeryear,
vz: -6.90460016972063023e-05 * DaysPeryear,
mass: 9.54791938424326609e-04 * Solarmass
);
InitBody(
2, // Saturn
x: 8.34336671824457987e+00,
y: 4.12479856412430479e+00,
z: -4.03523417114321381e-01,
vx: -2.76742510726862411e-03 * DaysPeryear,
vy: 4.99852801234917238e-03 * DaysPeryear,
vz: 2.30417297573763929e-05 * DaysPeryear,
mass: 2.85885980666130812e-04 * Solarmass
);
InitBody(
3, // Uranus
x: 1.28943695621391310e+01,
y: -1.51111514016986312e+01,
z: -2.23307578892655734e-01,
vx: 2.96460137564761618e-03 * DaysPeryear,
vy: 2.37847173959480950e-03 * DaysPeryear,
vz: -2.96589568540237556e-05 * DaysPeryear,
mass: 4.36624404335156298e-05 * Solarmass
);
InitBody(
4, // Neptune
x: 1.53796971148509165e+01,
y: -2.59193146099879641e+01,
z: 1.79258772950371181e-01,
vx: 2.68067772490389322e-03 * DaysPeryear,
vy: 1.62824170038242295e-03 * DaysPeryear,
vz: -9.51592254519715870e-05 * DaysPeryear,
mass: 5.15138902046611451e-05 * Solarmass
);
int pi = 0;
for (int i = 0; i < BodyCount - 1; i++) {
for (int j = i + 1; j < BodyCount; j++) {
var p = &pairs[pi++];
p->bi = &bodies[i];
p->bj = &bodies[j];
}
}
double px = 0.0, py = 0.0, pz = 0.0;
for (int i = 0; i < BodyCount; i++) {
var b = &(bodies[i]);
px += b->vx * b->mass;
py += b->vy * b->mass;
pz += b->vz * b->mass;
}
var sol = &bodies[0];
sol->vx = -px / Solarmass;
sol->vy = -py / Solarmass;
sol->vz = -pz / Solarmass;
}