// cPrefabPiecePool overrides:
virtual int GetPieceWeight(const cPlacedPiece & a_PlacedPiece, const cPiece::cConnector & a_ExistingConnector, const cPiece & a_NewPiece) override
{
// Roads cannot branch T-wise (appending -2 connector to a +2 connector on a 1-high piece):
if ((a_ExistingConnector.m_Type == 2) && (a_PlacedPiece.GetDepth() > 0) && (a_PlacedPiece.GetPiece().GetSize().y == 1))
{
return 0;
}
return ((const cPrefab &)a_NewPiece).GetPieceWeight(a_PlacedPiece, a_ExistingConnector);
}
void cPrefabStructure::PlacePieceOnGround(cPlacedPiece & a_Piece)
{
cPiece::cConnector FirstConnector = a_Piece.GetRotatedConnector(0);
int ChunkX, ChunkZ;
int BlockX = FirstConnector.m_Pos.x;
int BlockZ = FirstConnector.m_Pos.z;
int BlockY;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cChunkDef::HeightMap HeightMap;
m_HeightGen->GenHeightMap(ChunkX, ChunkZ, HeightMap);
int TerrainHeight = cChunkDef::GetHeight(HeightMap, BlockX, BlockZ);
a_Piece.MoveToGroundBy(TerrainHeight - FirstConnector.m_Pos.y + 1);
}
int cPrefab::GetPieceWeight(const cPlacedPiece & a_PlacedPiece, const cPiece::cConnector & a_ExistingConnector) const
{
// Use the default or per-depth weight:
cDepthWeight::const_iterator itr = m_DepthWeight.find(a_PlacedPiece.GetDepth() + 1);
int res = (itr == m_DepthWeight.end()) ? m_DefaultWeight : itr->second;
// If the piece is the same as the parent, apply the m_AddWeightIfSame modifier:
const cPiece * ParentPiece = &a_PlacedPiece.GetPiece();
const cPiece * ThisPiece = this;
if (ThisPiece == ParentPiece)
{
res += m_AddWeightIfSame;
}
return res;
}
/** Draws the road into the chunk.
The heightmap is not queried from the heightgen, but is given via parameter, so that it may be queried just
once for all roads in a chunk. */
void DrawRoad(cChunkDesc & a_Chunk, cPlacedPiece & a_Road, cChunkDef::HeightMap & a_HeightMap)
{
cCuboid RoadCoords = a_Road.GetHitBox();
RoadCoords.Sort();
int MinX = std::max(RoadCoords.p1.x - a_Chunk.GetChunkX() * cChunkDef::Width, 0);
int MaxX = std::min(RoadCoords.p2.x - a_Chunk.GetChunkX() * cChunkDef::Width, cChunkDef::Width - 1);
int MinZ = std::max(RoadCoords.p1.z - a_Chunk.GetChunkZ() * cChunkDef::Width, 0);
int MaxZ = std::min(RoadCoords.p2.z - a_Chunk.GetChunkZ() * cChunkDef::Width, cChunkDef::Width - 1);
auto WaterRoadBlockType = m_Prefabs.GetVillageWaterRoadBlockType();
auto WaterRoadBlockMeta = m_Prefabs.GetVillageWaterRoadBlockMeta();
auto RoadBlockType = m_Prefabs.GetVillageRoadBlockType();
auto RoadBlockMeta = m_Prefabs.GetVillageRoadBlockMeta();
for (int z = MinZ; z <= MaxZ; z++)
{
for (int x = MinX; x <= MaxX; x++)
{
if (IsBlockWater(a_Chunk.GetBlockType(x, cChunkDef::GetHeight(a_HeightMap, x, z), z)))
{
a_Chunk.SetBlockTypeMeta(x, cChunkDef::GetHeight(a_HeightMap, x, z), z, WaterRoadBlockType, WaterRoadBlockMeta);
}
else
{
a_Chunk.SetBlockTypeMeta(x, cChunkDef::GetHeight(a_HeightMap, x, z), z, RoadBlockType, RoadBlockMeta);
}
}
}
}
virtual int GetPieceWeight(
const cPlacedPiece & a_PlacedPiece,
const cPiece::cConnector & a_ExistingConnector,
const cPiece & a_NewPiece
) override
{
// Check against the density:
if (a_ExistingConnector.m_Type == 1)
{
const Vector3i & Coords = a_PlacedPiece.GetRotatedConnector(a_ExistingConnector).m_Pos;
int rnd = (m_Noise.IntNoise3DInt(Coords.x, Coords.y, Coords.z) / 7) % 100;
if (rnd > m_Density)
{
return 0;
}
}
// Density check passed, relay to m_Prefabs:
return m_Prefabs.GetPieceWeight(a_PlacedPiece, a_ExistingConnector, a_NewPiece);
}
