public void Update(float dt)
{
if (m_queuedExplosions.Count <= 0)
{
return;
}
int x = m_queuedExplosions[0].X;
int y = m_queuedExplosions[0].Y;
int z = m_queuedExplosions[0].Z;
m_pressureByPoint = new SparseSpatialArray <float>(x, y, z, 0f);
m_surroundingPressureByPoint = new SparseSpatialArray <SurroundingPressurePoint>(x, y, z, new SurroundingPressurePoint
{
IsIncendiary = false,
Pressure = 0f
});
m_projectilesCount = 0;
m_generatedProjectiles.Clear();
bool flag = false;
int num = 0;
while (num < m_queuedExplosions.Count)
{
ExplosionData explosionData = m_queuedExplosions[num];
if (MathUtils.Abs(explosionData.X - x) <= 4 && MathUtils.Abs(explosionData.Y - y) <= 4 && MathUtils.Abs(explosionData.Z - z) <= 4)
{
m_queuedExplosions.RemoveAt(num);
SimulateExplosion(explosionData.X, explosionData.Y, explosionData.Z, explosionData.Pressure, explosionData.IsIncendiary);
flag |= !explosionData.NoExplosionSound;
}
else
{
num++;
}
}
PostprocessExplosions(flag);
if (!ShowExplosionPressure)
{
m_pressureByPoint = null;
m_surroundingPressureByPoint = null;
}
}
public void TryAddPoint(int x, int y, int z, int axis, float currentPressure, bool isIncendiary, List <ProcessPoint> toProcess, SparseSpatialArray <bool> processed)
{
if (processed.Get(x, y, z))
{
return;
}
int cellValue = m_subsystemTerrain.Terrain.GetCellValue(x, y, z);
int num = Terrain.ExtractContents(cellValue);
if (num != 0)
{
int num2 = (int)(MathUtils.Hash((uint)(x + 913 * y + 217546 * z)) % 100u);
float num3 = MathUtils.Lerp(1f, 2f, (float)num2 / 100f);
if (num2 % 8 == 0)
{
num3 *= 3f;
}
Block block = BlocksManager.Blocks[num];
float num4 = m_pressureByPoint.Get(x - 1, y, z) + m_pressureByPoint.Get(x + 1, y, z) + m_pressureByPoint.Get(x, y - 1, z) + m_pressureByPoint.Get(x, y + 1, z) + m_pressureByPoint.Get(x, y, z - 1) + m_pressureByPoint.Get(x, y, z + 1);
float num5 = MathUtils.Max(block.ExplosionResilience * num3, 1f);
float num6 = num4 / num5;
if (num6 > 1f)
{
int newValue = Terrain.MakeBlockValue(0);
m_subsystemTerrain.DestroyCell(0, x, y, z, newValue, noDrop: true, noParticleSystem: true);
bool flag = false;
float probability = (num6 > 5f) ? 0.95f : 0.75f;
if (m_random.Bool(probability))
{
flag = TryExplodeBlock(x, y, z, cellValue);
}
if (!flag)
{
CalculateImpulseAndDamage(new Vector3((float)x + 0.5f, (float)y + 0.5f, (float)z + 0.5f), 60f, 2f * num4, out Vector3 impulse, out float _);
bool flag2 = false;
List <BlockDropValue> list = new List <BlockDropValue>();
block.GetDropValues(m_subsystemTerrain, cellValue, newValue, 0, list, out bool _);
if (list.Count == 0)
{
list.Add(new BlockDropValue
{
Value = cellValue,
Count = 1
});
flag2 = true;
}
foreach (BlockDropValue item in list)
{
int num7 = Terrain.ExtractContents(item.Value);
if (!(BlocksManager.Blocks[num7] is FluidBlock))
{
float num8 = (m_projectilesCount < 40) ? 1f : ((m_projectilesCount < 60) ? 0.5f : ((m_projectilesCount >= 80) ? 0.125f : 0.25f));
if (m_random.Float(0f, 1f) < num8)
{
Vector3 velocity = impulse + m_random.Vector3(0.05f * impulse.Length());
if (m_projectilesCount >= 1)
{
velocity *= m_random.Float(0.5f, 1f);
velocity += m_random.Vector3(0.2f * velocity.Length());
}
float num9 = flag2 ? 0f : MathUtils.Lerp(1f, 0f, (float)m_projectilesCount / 20f);
Projectile projectile = m_subsystemProjectiles.AddProjectile(item.Value, new Vector3((float)x + 0.5f, (float)y + 0.5f, (float)z + 0.5f), velocity, m_random.Vector3(0f, 20f), null);
projectile.ProjectileStoppedAction = ((!(m_random.Float(0f, 1f) < num9)) ? ProjectileStoppedAction.Disappear : ProjectileStoppedAction.TurnIntoPickable);
if (m_random.Float(0f, 1f) < 0.5f && m_projectilesCount < 35)
{
float num10 = (num4 > 60f) ? m_random.Float(3f, 7f) : m_random.Float(1f, 3f);
if (isIncendiary)
{
num10 += 10f;
}
m_subsystemProjectiles.AddTrail(projectile, Vector3.Zero, new SmokeTrailParticleSystem(15, m_random.Float(0.75f, 1.5f), num10, isIncendiary ? new Color(255, 140, 192) : Color.White));
projectile.IsIncendiary = isIncendiary;
}
m_generatedProjectiles.Add(projectile, value: true);
m_projectilesCount++;
}
}
}
}
}
else
{
m_surroundingPressureByPoint.Set(x, y, z, new SurroundingPressurePoint
{
Pressure = num4,
IsIncendiary = isIncendiary
});
if (block.IsCollidable)
{
return;
}
}
}
toProcess.Add(new ProcessPoint
{
X = x,
Y = y,
Z = z,
Axis = axis
});
processed.Set(x, y, z, value: true);
}
public void SimulateExplosion(int x, int y, int z, float pressure, bool isIncendiary)
{
float num = MathUtils.Max(0.13f * MathUtils.Pow(pressure, 0.5f), 1f);
m_subsystemTerrain.ChangeCell(x, y, z, Terrain.MakeBlockValue(0));
SparseSpatialArray <bool> processed = new SparseSpatialArray <bool>(x, y, z, outside: true);
List <ProcessPoint> list = new List <ProcessPoint>();
List <ProcessPoint> list2 = new List <ProcessPoint>();
List <ProcessPoint> list3 = new List <ProcessPoint>();
TryAddPoint(x, y, z, -1, pressure, isIncendiary, list, processed);
int num2 = 0;
int num3 = 0;
while (list.Count > 0 || list2.Count > 0)
{
num2 += list.Count;
num3++;
float num4 = 5f * (float)MathUtils.Max(num3 - 7, 0);
float num5 = pressure / (MathUtils.Pow(num2, 0.66f) + num4);
if (num5 >= num)
{
foreach (ProcessPoint item in list)
{
float num6 = m_pressureByPoint.Get(item.X, item.Y, item.Z);
float num7 = num5 + num6;
m_pressureByPoint.Set(item.X, item.Y, item.Z, num7);
if (item.Axis == 0)
{
TryAddPoint(item.X - 1, item.Y, item.Z, 0, num7, isIncendiary, list3, processed);
TryAddPoint(item.X + 1, item.Y, item.Z, 0, num7, isIncendiary, list3, processed);
TryAddPoint(item.X, item.Y - 1, item.Z, -1, num7, isIncendiary, list2, processed);
TryAddPoint(item.X, item.Y + 1, item.Z, -1, num7, isIncendiary, list2, processed);
TryAddPoint(item.X, item.Y, item.Z - 1, -1, num7, isIncendiary, list2, processed);
TryAddPoint(item.X, item.Y, item.Z + 1, -1, num7, isIncendiary, list2, processed);
}
else if (item.Axis == 1)
{
TryAddPoint(item.X - 1, item.Y, item.Z, -1, num7, isIncendiary, list2, processed);
TryAddPoint(item.X + 1, item.Y, item.Z, -1, num7, isIncendiary, list2, processed);
TryAddPoint(item.X, item.Y - 1, item.Z, 1, num7, isIncendiary, list3, processed);
TryAddPoint(item.X, item.Y + 1, item.Z, 1, num7, isIncendiary, list3, processed);
TryAddPoint(item.X, item.Y, item.Z - 1, -1, num7, isIncendiary, list2, processed);
TryAddPoint(item.X, item.Y, item.Z + 1, -1, num7, isIncendiary, list2, processed);
}
else if (item.Axis == 2)
{
TryAddPoint(item.X - 1, item.Y, item.Z, -1, num7, isIncendiary, list2, processed);
TryAddPoint(item.X + 1, item.Y, item.Z, -1, num7, isIncendiary, list2, processed);
TryAddPoint(item.X, item.Y - 1, item.Z, -1, num7, isIncendiary, list2, processed);
TryAddPoint(item.X, item.Y + 1, item.Z, -1, num7, isIncendiary, list2, processed);
TryAddPoint(item.X, item.Y, item.Z - 1, 2, num7, isIncendiary, list3, processed);
TryAddPoint(item.X, item.Y, item.Z + 1, 2, num7, isIncendiary, list3, processed);
}
else
{
TryAddPoint(item.X - 1, item.Y, item.Z, 0, num7, isIncendiary, list3, processed);
TryAddPoint(item.X + 1, item.Y, item.Z, 0, num7, isIncendiary, list3, processed);
TryAddPoint(item.X, item.Y - 1, item.Z, 1, num7, isIncendiary, list3, processed);
TryAddPoint(item.X, item.Y + 1, item.Z, 1, num7, isIncendiary, list3, processed);
TryAddPoint(item.X, item.Y, item.Z - 1, 2, num7, isIncendiary, list3, processed);
TryAddPoint(item.X, item.Y, item.Z + 1, 2, num7, isIncendiary, list3, processed);
}
}
}
List <ProcessPoint> list4 = list;
list4.Clear();
list = list2;
list2 = list3;
list3 = list4;
}
}
