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-rw-r--r--src/Generating/Prefab.cpp131
1 files changed, 128 insertions, 3 deletions
diff --git a/src/Generating/Prefab.cpp b/src/Generating/Prefab.cpp
index 131b6acb2..7d1762036 100644
--- a/src/Generating/Prefab.cpp
+++ b/src/Generating/Prefab.cpp
@@ -91,7 +91,19 @@ static const cPrefab::sDef g_TestPrefabDef =
7, /* 1, 2, 3 CCW rotations */
// Merge strategy:
- cBlockArea::msImprint
+ cBlockArea::msImprint,
+
+ // ShouldExtendFloor:
+ false,
+
+ // DefaultWeight:
+ 10,
+
+ // DepthWeight:
+ "",
+
+ // AddWeightIfSame:
+ 1000,
};
static cPrefab g_TestPrefab(g_TestPrefabDef);
@@ -105,13 +117,17 @@ cPrefab::cPrefab(const cPrefab::sDef & a_Def) :
m_Size(a_Def.m_SizeX, a_Def.m_SizeY, a_Def.m_SizeZ),
m_HitBox(0, 0, 0, a_Def.m_SizeX - 1, a_Def.m_SizeY - 1, a_Def.m_SizeZ - 1),
m_AllowedRotations(a_Def.m_AllowedRotations),
- m_MergeStrategy(a_Def.m_MergeStrategy)
+ m_MergeStrategy(a_Def.m_MergeStrategy),
+ m_ShouldExtendFloor(a_Def.m_ShouldExtendFloor),
+ m_DefaultWeight(a_Def.m_DefaultWeight),
+ m_AddWeightIfSame(a_Def.m_AddWeightIfSame)
{
m_BlockArea[0].Create(m_Size);
CharMap cm;
ParseCharMap(cm, a_Def.m_CharMap);
ParseBlockImage(cm, a_Def.m_Image);
ParseConnectors(a_Def.m_Connectors);
+ ParseDepthWeight(a_Def.m_DepthWeight);
// 1 CCW rotation:
if ((m_AllowedRotations & 0x01) != 0)
@@ -142,12 +158,53 @@ cPrefab::cPrefab(const cPrefab::sDef & a_Def) :
void cPrefab::Draw(cChunkDesc & a_Dest, const cPlacedPiece * a_Placement) const
{
+ // Draw the basic image:
Vector3i Placement = a_Placement->GetCoords();
int ChunkStartX = a_Dest.GetChunkX() * cChunkDef::Width;
int ChunkStartZ = a_Dest.GetChunkZ() * cChunkDef::Width;
Placement.Move(-ChunkStartX, 0, -ChunkStartZ);
- a_Dest.WriteBlockArea(m_BlockArea[a_Placement->GetNumCCWRotations()], Placement.x, Placement.y, Placement.z, m_MergeStrategy);
+ const cBlockArea & Image = m_BlockArea[a_Placement->GetNumCCWRotations()];
+ a_Dest.WriteBlockArea(Image, Placement.x, Placement.y, Placement.z, m_MergeStrategy);
+ // If requested, draw the floor (from the bottom of the prefab down to the nearest non-air)
+ int MaxX = Image.GetSizeX();
+ int MaxZ = Image.GetSizeZ();
+ for (int z = 0; z < MaxZ; z++)
+ {
+ int RelZ = Placement.z + z;
+ if ((RelZ < 0) || (RelZ >= cChunkDef::Width))
+ {
+ // Z coord outside the chunk
+ continue;
+ }
+ for (int x = 0; x < MaxX; x++)
+ {
+ int RelX = Placement.x + x;
+ if ((RelX < 0) || (RelX >= cChunkDef::Width))
+ {
+ // X coord outside the chunk
+ continue;
+ }
+ BLOCKTYPE BlockType;
+ NIBBLETYPE BlockMeta;
+ Image.GetRelBlockTypeMeta(x, 0, z, BlockType, BlockMeta);
+ if ((BlockType == E_BLOCK_AIR) || (BlockType == E_BLOCK_SPONGE))
+ {
+ // Do not expand air nor sponge blocks
+ continue;
+ }
+ for (int y = Placement.y - 1; y >= 0; y--)
+ {
+ BLOCKTYPE ExistingBlock = a_Dest.GetBlockType(RelX, y, RelZ);
+ if (ExistingBlock != E_BLOCK_AIR)
+ {
+ // End the expansion for this column, reached the end
+ break;
+ }
+ a_Dest.SetBlockTypeMeta(RelX, y, RelZ, BlockType, BlockMeta);
+ } // for y
+ } // for x
+ } // for z
}
@@ -170,6 +227,26 @@ bool cPrefab::HasConnectorType(int a_ConnectorType) const
+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;
+}
+
+
+
+
+
void cPrefab::ParseCharMap(CharMap & a_CharMapOut, const char * a_CharMapDef)
{
ASSERT(a_CharMapDef != NULL);
@@ -277,6 +354,54 @@ void cPrefab::ParseConnectors(const char * a_ConnectorsDef)
+void cPrefab::ParseDepthWeight(const char * a_DepthWeightDef)
+{
+ // The member needn't be defined at all, if so, skip:
+ if (a_DepthWeightDef == NULL)
+ {
+ return;
+ }
+
+ // Split into individual records: "Record | Record | Record"
+ AStringVector Defs = StringSplitAndTrim(a_DepthWeightDef, "|");
+
+ // Add each record's contents:
+ for (AStringVector::const_iterator itr = Defs.begin(), end = Defs.end(); itr != end; ++itr)
+ {
+ // Split into components: "Depth : Weight"
+ AStringVector Components = StringSplitAndTrim(*itr, ":");
+ if (Components.size() != 2)
+ {
+ LOGWARNING("Bad prefab DepthWeight record: \"%s\", skipping.", itr->c_str());
+ continue;
+ }
+
+ // Parse depth:
+ int Depth = atoi(Components[0].c_str());
+ if ((Depth == 0) && (Components[0] != "0"))
+ {
+ LOGWARNING("Bad prefab DepthWeight record, cannot parse depth \"%s\", skipping.", Components[0].c_str());
+ continue;
+ }
+
+ // Parse weight:
+ int Weight = atoi(Components[1].c_str());
+ if ((Weight == 0) && (Components[1] != "0"))
+ {
+ LOGWARNING("Bad prefab DepthWeight record, cannot parse weight \"%s\", skipping.", Components[1].c_str());
+ continue;
+ }
+
+ // Save to map:
+ ASSERT(m_DepthWeight.find(Depth) == m_DepthWeight.end()); // Not a duplicate
+ m_DepthWeight[Depth] = Weight;
+ } // for itr - Defs[]
+}
+
+
+
+
+
cPiece::cConnectors cPrefab::GetConnectors(void) const
{
return m_Connectors;