private async Task <bool> GenerateImpl(IWorld world, ChunkWorldPos chunkWorldPos, BlockWorldPos pos, Random rand)
{
int height = rand.Next(3) + rand.Next(3) + 5;
bool flag = true;
if (pos.Y >= 1 && pos.Y + height + 1 <= 256)
{
// check if enough space
for (int y = pos.Y; y <= pos.Y + 1 + height; ++y)
{
int xzRange = 1;
if (y == pos.Y)
{
xzRange = 0;
}
if (y >= pos.Y + 1 + height - 2)
{
xzRange = 2;
}
for (int xOffset = pos.X - xzRange; xOffset <= pos.X + xzRange && flag; ++xOffset)
{
for (int zOffset = pos.Z - xzRange; zOffset <= pos.Z + xzRange && flag; ++zOffset)
{
if (y >= 0 && y < 256)
{
var blockState = await world.GetBlockStateUnsafe(this.GrainFactory, new BlockWorldPos(xOffset, y, zOffset));
if (!IsReplaceable(blockState))
{
flag = false;
}
}
else
{
flag = false;
}
}
}
}
// plant tree
if (!flag)
{
return(false);
}
else
{
BlockWorldPos down = pos.Down();
BlockState state = await world.GetBlockStateUnsafe(this.GrainFactory, down);
bool isSoil = IsSoil(state);
if (isSoil && pos.Y < ChunkConstants.ChunkHeight - height - 1)
{
// state.getBlock().onPlantGrow(state, world, down, pos);
Facing enumfacing = Facing.RadomFacing(rand, Plane.XZ);
int bendingPos = height - rand.Next(4) - 1;
int l2 = 3 - rand.Next(3);
int woodX = pos.X;
int woodZ = pos.Z;
int branchHeight = 0;
for (int yOffset = 0; yOffset < height; ++yOffset)
{
int curHeight = pos.Y + yOffset;
if (yOffset >= bendingPos && l2 > 0)
{
woodX += enumfacing.ToBlockVector().X;
woodZ += enumfacing.ToBlockVector().Z;
--l2;
}
BlockWorldPos blockpos = new BlockWorldPos(woodX, curHeight, woodZ);
state = await world.GetBlockStateUnsafe(this.GrainFactory, blockpos);
if (state.IsAir() || state.IsLeaves())
{
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos, _wood);
branchHeight = curHeight;
}
}
BlockWorldPos blockpos2 = new BlockWorldPos(woodX, branchHeight, woodZ);
for (int xOffset = -3; xOffset <= 3; ++xOffset)
{
for (int zOffset = -3; zOffset <= 3; ++zOffset)
{
if (Math.Abs(xOffset) != 3 || Math.Abs(zOffset) != 3)
{
await world.SetBlockStateUnsafe(this.GrainFactory, BlockWorldPos.Add(blockpos2, xOffset, 0, zOffset), _leaves);
}
}
}
blockpos2 = blockpos2.Up();
for (int xOffset = -1; xOffset <= 1; ++xOffset)
{
for (int zOffset = -1; zOffset <= 1; ++zOffset)
{
await world.SetBlockStateUnsafe(this.GrainFactory, BlockWorldPos.Add(blockpos2, xOffset, 0, zOffset), _leaves);
}
}
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos2.East(2), _leaves);
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos2.West(2), _leaves);
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos2.South(2), _leaves);
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos2.North(2), _leaves);
woodX = pos.X;
woodZ = pos.Z;
Facing enumfacing1 = Facing.RadomFacing(rand, Plane.XZ);
if (enumfacing1 != enumfacing)
{
int l3 = bendingPos - rand.Next(2) - 1;
int k4 = 1 + rand.Next(3);
branchHeight = 0;
for (int l4 = l3; l4 < height && k4 > 0; --k4)
{
if (l4 >= 1)
{
int j2 = pos.Y + l4;
woodX += enumfacing1.ToBlockVector().X;
woodZ += enumfacing1.ToBlockVector().Z;
BlockWorldPos blockpos1 = new BlockWorldPos(woodX, j2, woodZ);
state = await world.GetBlockStateUnsafe(this.GrainFactory, blockpos1);
if (state.IsAir() || state.IsLeaves())
{
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos1, _wood);
branchHeight = j2;
}
}
++l4;
}
if (branchHeight > 0)
{
BlockWorldPos blockpos3 = new BlockWorldPos(woodX, branchHeight, woodZ);
for (int xOffset = -2; xOffset <= 2; ++xOffset)
{
for (int zOffset = -2; zOffset <= 2; ++zOffset)
{
if (Math.Abs(xOffset) != 2 || Math.Abs(zOffset) != 2)
{
await world.SetBlockStateUnsafe(this.GrainFactory, BlockWorldPos.Add(blockpos3, xOffset, 0, zOffset), _leaves);
}
}
}
blockpos3 = blockpos3.Up();
for (int xOffset = -1; xOffset <= 1; ++xOffset)
{
for (int zOffset = -1; zOffset <= 1; ++zOffset)
{
await world.SetBlockStateUnsafe(this.GrainFactory, BlockWorldPos.Add(blockpos3, xOffset, 0, zOffset), _leaves);
}
}
}
}
return(true);
}
else
{
return(false);
}
}
}
else
{
return(false);
}
}
private async Task <bool> GenerateImpl(IWorld world, ChunkWorldPos chunkWorldPos, BlockWorldPos pos, Random rand)
{
int height = rand.Next(3) + rand.Next(3) + 5;
bool flag = true;
if (pos.Y >= 1 && pos.Y + height + 1 <= 256)
{
for (int y = pos.Y; y <= pos.Y + 1 + height; ++y)
{
int xzRange = 1;
if (y == pos.Y)
{
xzRange = 0;
}
if (y >= pos.Y + 1 + height - 2)
{
xzRange = 2;
}
for (int xOffset = pos.X - xzRange; xOffset <= pos.X + xzRange && flag; ++xOffset)
{
for (int zOffset = pos.Z - xzRange; zOffset <= pos.Z + xzRange && flag; ++zOffset)
{
if (y >= 0 && y < 256)
{
var blockState = await world.GetBlockStateUnsafe(this.GrainFactory, new BlockWorldPos(xOffset, y, zOffset));
if (!IsReplaceable(blockState))
{
flag = false;
}
}
else
{
flag = false;
}
}
}
}
if (!flag)
{
return(false);
}
else
{
BlockWorldPos down = pos.Down();
BlockState state = await world.GetBlockStateUnsafe(this.GrainFactory, down);
bool isSoil = IsSoil(state);
if (isSoil && pos.Y < ChunkConstants.ChunkHeight - height - 1)
{
// state.getBlock().onPlantGrow(state, world, down, pos);
Facing enumfacing = Facing.RadomFacing(rand, Plane.XZ);
int k2 = height - rand.Next(4) - 1;
int l2 = 3 - rand.Next(3);
int i3 = pos.X;
int j1 = pos.Z;
int k1 = 0;
for (int l1 = 0; l1 < height; ++l1)
{
int i2 = pos.Y + l1;
if (l1 >= k2 && l2 > 0)
{
i3 += enumfacing.ToBlockVector().X;
j1 += enumfacing.ToBlockVector().Z;
--l2;
}
BlockWorldPos blockpos = new BlockWorldPos(i3, i2, j1);
state = await world.GetBlockStateUnsafe(this.GrainFactory, blockpos);
if (state.IsAir() || state.IsLeaves())
{
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos, _wood);
k1 = i2;
}
}
BlockWorldPos blockpos2 = new BlockWorldPos(i3, k1, j1);
for (int j3 = -3; j3 <= 3; ++j3)
{
for (int i4 = -3; i4 <= 3; ++i4)
{
if (Math.Abs(j3) != 3 || Math.Abs(i4) != 3)
{
await world.SetBlockStateUnsafe(this.GrainFactory, BlockWorldPos.Add(blockpos2, j3, 0, i4), _leaves);
}
}
}
blockpos2 = blockpos2.Up();
for (int k3 = -1; k3 <= 1; ++k3)
{
for (int j4 = -1; j4 <= 1; ++j4)
{
await world.SetBlockStateUnsafe(this.GrainFactory, BlockWorldPos.Add(blockpos2, k3, 0, j4), _leaves);
}
}
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos2.East(2), _leaves);
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos2.West(2), _leaves);
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos2.South(2), _leaves);
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos2.North(2), _leaves);
i3 = pos.X;
j1 = pos.Z;
Facing enumfacing1 = Facing.RadomFacing(rand, Plane.XZ);
if (enumfacing1 != enumfacing)
{
int l3 = k2 - rand.Next(2) - 1;
int k4 = 1 + rand.Next(3);
k1 = 0;
for (int l4 = l3; l4 < height && k4 > 0; --k4)
{
if (l4 >= 1)
{
int j2 = pos.Y + l4;
i3 += enumfacing1.ToBlockVector().X;
j1 += enumfacing1.ToBlockVector().Z;
BlockWorldPos blockpos1 = new BlockWorldPos(i3, j2, j1);
state = await world.GetBlockStateUnsafe(this.GrainFactory, blockpos1);
if (state.IsAir() || state.IsLeaves())
{
await world.SetBlockStateUnsafe(this.GrainFactory, blockpos1, _wood);
k1 = j2;
}
}
++l4;
}
if (k1 > 0)
{
BlockWorldPos blockpos3 = new BlockWorldPos(i3, k1, j1);
for (int i5 = -2; i5 <= 2; ++i5)
{
for (int k5 = -2; k5 <= 2; ++k5)
{
if (Math.Abs(i5) != 2 || Math.Abs(k5) != 2)
{
await world.SetBlockStateUnsafe(this.GrainFactory, BlockWorldPos.Add(blockpos3, i5, 0, k5), _leaves);
}
}
}
blockpos3 = blockpos3.Up();
for (int j5 = -1; j5 <= 1; ++j5)
{
for (int l5 = -1; l5 <= 1; ++l5)
{
await world.SetBlockStateUnsafe(this.GrainFactory, BlockWorldPos.Add(blockpos3, j5, 0, l5), _leaves);
}
}
}
}
return(true);
}
else
{
return(false);
}
}
}
else
{
return(false);
}
}