/** 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);
}
}
}
}
