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authorMattes D <github@xoft.cz>2015-11-11 10:32:42 +0100
committerMattes D <github@xoft.cz>2015-12-01 10:35:07 +0100
commitb8fbba5eb92cda32b13d65f3704adf778da82f38 (patch)
tree0c6e8f47ae152e5ffade6f0a7457505101764753 /src/Generating/PrefabPiecePool.cpp
parentMerge pull request #2696 from Gargaj/breeding (diff)
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Diffstat (limited to 'src/Generating/PrefabPiecePool.cpp')
-rw-r--r--src/Generating/PrefabPiecePool.cpp232
1 files changed, 176 insertions, 56 deletions
diff --git a/src/Generating/PrefabPiecePool.cpp b/src/Generating/PrefabPiecePool.cpp
index 8431500ce..d4235f9dd 100644
--- a/src/Generating/PrefabPiecePool.cpp
+++ b/src/Generating/PrefabPiecePool.cpp
@@ -8,6 +8,8 @@
#include "../Bindings/LuaState.h"
#include "SelfTests.h"
#include "WorldStorage/SchematicFileSerializer.h"
+#include "VerticalStrategy.h"
+#include "../StringCompression.h"
@@ -60,13 +62,14 @@ cPrefabPiecePool::cPrefabPiecePool(void)
cPrefabPiecePool::cPrefabPiecePool(
const cPrefab::sDef * a_PieceDefs, size_t a_NumPieceDefs,
- const cPrefab::sDef * a_StartingPieceDefs, size_t a_NumStartingPieceDefs
+ const cPrefab::sDef * a_StartingPieceDefs, size_t a_NumStartingPieceDefs,
+ int a_DefaultStartingPieceHeight
)
{
AddPieceDefs(a_PieceDefs, a_NumPieceDefs);
if (a_StartingPieceDefs != nullptr)
{
- AddStartingPieceDefs(a_StartingPieceDefs, a_NumStartingPieceDefs);
+ AddStartingPieceDefs(a_StartingPieceDefs, a_NumStartingPieceDefs, a_DefaultStartingPieceHeight);
}
}
@@ -126,12 +129,21 @@ void cPrefabPiecePool::AddPieceDefs(const cPrefab::sDef * a_PieceDefs, size_t a_
-void cPrefabPiecePool::AddStartingPieceDefs(const cPrefab::sDef * a_StartingPieceDefs, size_t a_NumStartingPieceDefs)
+void cPrefabPiecePool::AddStartingPieceDefs(
+ const cPrefab::sDef * a_StartingPieceDefs,
+ size_t a_NumStartingPieceDefs,
+ int a_DefaultPieceHeight
+)
{
ASSERT(a_StartingPieceDefs != nullptr);
+ auto verticalStrategy = CreateVerticalStrategyFromString(Printf("Fixed|%d", a_DefaultPieceHeight), false);
for (size_t i = 0; i < a_NumStartingPieceDefs; i++)
{
cPrefab * Prefab = new cPrefab(a_StartingPieceDefs[i]);
+ if (a_DefaultPieceHeight >= 0)
+ {
+ Prefab->SetVerticalStrategy(verticalStrategy);
+ }
m_StartingPieces.push_back(Prefab);
}
}
@@ -142,21 +154,43 @@ void cPrefabPiecePool::AddStartingPieceDefs(const cPrefab::sDef * a_StartingPiec
bool cPrefabPiecePool::LoadFromFile(const AString & a_FileName, bool a_LogWarnings)
{
- // Read the first 4 KiB of the file in order to auto-detect format:
- cFile f;
- if (!f.Open(a_FileName, cFile::fmRead))
+ // Read the file into a string buffer, load from string:
+ auto contents = cFile::ReadWholeFile(a_FileName);
+ if (contents.empty())
{
- CONDWARNING(a_LogWarnings, "Cannot open file %s for reading", a_FileName.c_str());
+ CONDWARNING(a_LogWarnings, "Cannot read data from file %s", a_FileName.c_str());
return false;
}
- char buf[4096];
- auto len = f.Read(buf, sizeof(buf));
- f.Close();
- AString Header(buf, static_cast<size_t>(len));
+ return LoadFromString(contents, a_FileName, a_LogWarnings);
+}
+
+
+
+
+
+bool cPrefabPiecePool::LoadFromString(const AString & a_Contents, const AString & a_FileName, bool a_LogWarnings)
+{
+ // If the contents start with GZip signature, ungzip and retry:
+ if (a_Contents.substr(0, 3) == "\x1f\x8b\x08")
+ {
+ AString Uncompressed;
+ auto res = UncompressStringGZIP(a_Contents.data(), a_Contents.size(), Uncompressed);
+ if (res == Z_OK)
+ {
+ return LoadFromString(Uncompressed, a_FileName, a_LogWarnings);
+ }
+ else
+ {
+ CONDWARNING(a_LogWarnings, "Failed to decompress Gzip data in file %s: %d", a_FileName.c_str(), res);
+ return false;
+ }
+ }
+ // Read the first 4 KiB of the file in order to auto-detect format:
+ auto Header = a_Contents.substr(0, 4096);
if (Header.find("CubesetFormatVersion =") != AString::npos)
{
- return LoadFromCubesetFile(a_FileName, a_LogWarnings);
+ return LoadFromCubeset(a_Contents, a_FileName, a_LogWarnings);
}
CONDWARNING(a_LogWarnings, "Cannot load prefabs from file %s, unknown file format", a_FileName.c_str());
return false;
@@ -166,12 +200,12 @@ bool cPrefabPiecePool::LoadFromFile(const AString & a_FileName, bool a_LogWarnin
-bool cPrefabPiecePool::LoadFromCubesetFile(const AString & a_FileName, bool a_LogWarnings)
+bool cPrefabPiecePool::LoadFromCubeset(const AString & a_Contents, const AString & a_FileName, bool a_LogWarnings)
{
// Load the file in the Lua interpreter:
cLuaState Lua(Printf("LoadablePiecePool %s", a_FileName.c_str()));
Lua.Create();
- if (!Lua.LoadFile(a_FileName, a_LogWarnings))
+ if (!Lua.LoadString(a_Contents, a_FileName, a_LogWarnings))
{
// Reason for failure has already been logged in LoadFile()
return false;
@@ -188,7 +222,7 @@ bool cPrefabPiecePool::LoadFromCubesetFile(const AString & a_FileName, bool a_Lo
// Load the data, using the correct version loader:
if (Version == 1)
{
- return LoadFromCubesetFileVer1(a_FileName, Lua, a_LogWarnings);
+ return LoadFromCubesetVer1(a_FileName, Lua, a_LogWarnings);
}
// Unknown version:
@@ -213,15 +247,14 @@ void cPrefabPiecePool::AddToPerConnectorMap(cPrefab * a_Prefab)
-bool cPrefabPiecePool::LoadFromCubesetFileVer1(const AString & a_FileName, cLuaState & a_LuaState, bool a_LogWarnings)
+bool cPrefabPiecePool::LoadFromCubesetVer1(const AString & a_FileName, cLuaState & a_LuaState, bool a_LogWarnings)
{
- // Load the metadata:
- ApplyPoolMetadataCubesetVer1(a_FileName, a_LuaState, a_LogWarnings);
+ // Load the metadata and apply the known ones:
+ ReadPoolMetadataCubesetVer1(a_FileName, a_LuaState, a_LogWarnings);
+ ApplyBaseMetadataCubesetVer1(a_FileName, a_LogWarnings);
// Push the Cubeset.Pieces global value on the stack:
- lua_getglobal(a_LuaState, "_G");
- cLuaState::cStackValue stk(a_LuaState);
- auto pieces = a_LuaState.WalkToValue("Cubeset.Pieces");
+ auto pieces = a_LuaState.WalkToNamedGlobal("Cubeset.Pieces");
if (!pieces.IsValid() || !lua_istable(a_LuaState, -1))
{
CONDWARNING(a_LogWarnings, "The cubeset file %s doesn't contain any pieces", a_FileName.c_str());
@@ -300,17 +333,29 @@ bool cPrefabPiecePool::LoadCubesetPieceVer1(const AString & a_FileName, cLuaStat
a_LuaState.GetNamedValue("Metadata.AllowedRotations", AllowedRotations);
prefab->SetAllowedRotations(AllowedRotations);
- // Apply the relevant metadata:
- if (!ApplyPieceMetadataCubesetVer1(a_FileName, a_LuaState, PieceName, prefab.get(), a_LogWarnings))
+ // Read the relevant metadata for the piece:
+ if (!ReadPieceMetadataCubesetVer1(a_FileName, a_LuaState, PieceName, prefab.get(), a_LogWarnings))
{
return false;
}
- // Add the prefab into the list of pieces:
+ // If the piece is a starting piece, check that it has a vertical strategy:
int IsStartingPiece = 0;
a_LuaState.GetNamedValue("Metadata.IsStarting", IsStartingPiece);
if (IsStartingPiece != 0)
{
+ if (prefab->GetVerticalStrategy() == nullptr)
+ {
+ CONDWARNING(a_LogWarnings, "Starting prefab %s in file %s doesn't have its VerticalStrategy set. Setting to Fixed|150.",
+ PieceName.c_str(), a_FileName.c_str()
+ );
+ VERIFY(prefab->SetVerticalStrategyFromString("Fixed|150", false));
+ }
+ }
+
+ // Add the prefab into the list of pieces:
+ if (IsStartingPiece != 0)
+ {
m_StartingPieces.push_back(prefab.release());
}
else
@@ -319,6 +364,7 @@ bool cPrefabPiecePool::LoadCubesetPieceVer1(const AString & a_FileName, cLuaStat
m_AllPieces.push_back(p);
AddToPerConnectorMap(p);
}
+
return true;
}
@@ -465,7 +511,7 @@ bool cPrefabPiecePool::ReadConnectorsCubesetVer1(
-bool cPrefabPiecePool::ApplyPieceMetadataCubesetVer1(
+bool cPrefabPiecePool::ReadPieceMetadataCubesetVer1(
const AString & a_FileName,
cLuaState & a_LuaState,
const AString & a_PieceName,
@@ -482,13 +528,15 @@ bool cPrefabPiecePool::ApplyPieceMetadataCubesetVer1(
// Get the values:
int AddWeightIfSame = 0, DefaultWeight = 100, MoveToGround = 0, ShouldExpandFloor = 0;
- AString DepthWeight, MergeStrategy;
+ AString DepthWeight, MergeStrategy, VerticalLimit, VerticalStrategy;
a_LuaState.GetNamedValue("AddWeightIfSame", AddWeightIfSame);
a_LuaState.GetNamedValue("DefaultWeight", DefaultWeight);
a_LuaState.GetNamedValue("DepthWeight", DepthWeight);
a_LuaState.GetNamedValue("MergeStrategy", MergeStrategy);
a_LuaState.GetNamedValue("MoveToGround", MoveToGround);
a_LuaState.GetNamedValue("ShouldExpandFloor", ShouldExpandFloor);
+ a_LuaState.GetNamedValue("VerticalLimit", VerticalLimit);
+ a_LuaState.GetNamedValue("VerticalStrategy", VerticalStrategy);
// Apply the values:
a_Prefab->SetAddWeightIfSame(AddWeightIfSame);
@@ -509,6 +557,16 @@ bool cPrefabPiecePool::ApplyPieceMetadataCubesetVer1(
}
a_Prefab->SetMoveToGround(MoveToGround != 0);
a_Prefab->SetExtendFloor(ShouldExpandFloor != 0);
+ if (!VerticalLimit.empty())
+ {
+ if (!a_Prefab->SetVerticalLimitFromString(VerticalLimit, a_LogWarnings))
+ {
+ CONDWARNING(a_LogWarnings, "Unknown VerticalLimit (\"%s\") specified for piece %s in file %s. Using no limit instead.",
+ VerticalLimit.c_str(), a_PieceName.c_str(), a_FileName.c_str()
+ );
+ }
+ }
+ a_Prefab->SetVerticalStrategyFromString(VerticalStrategy, a_LogWarnings);
return true;
}
@@ -517,21 +575,11 @@ bool cPrefabPiecePool::ApplyPieceMetadataCubesetVer1(
-bool cPrefabPiecePool::ApplyPoolMetadataCubesetVer1(
+void cPrefabPiecePool::ApplyBaseMetadataCubesetVer1(
const AString & a_FileName,
- cLuaState & a_LuaState,
bool a_LogWarnings
)
{
- // Push the Cubeset.Metadata table on top of the Lua stack:
- lua_getglobal(a_LuaState, "_G");
- auto md = a_LuaState.WalkToValue("Cubeset.Metadata");
- if (!md.IsValid())
- {
- CONDWARNING(a_LogWarnings, "Cannot load cubeset from file %s: Cubeset.Metadata table is missing", a_FileName.c_str());
- return false;
- }
-
// Set the metadata values to defaults:
m_MinDensity = 100;
m_MaxDensity = 100;
@@ -541,15 +589,29 @@ bool cPrefabPiecePool::ApplyPoolMetadataCubesetVer1(
m_VillageWaterRoadBlockMeta = 0;
// Read the metadata values:
- a_LuaState.GetNamedValue("IntendedUse", m_IntendedUse);
- a_LuaState.GetNamedValue("MaxDensity", m_MaxDensity);
- a_LuaState.GetNamedValue("MinDensity", m_MinDensity);
- a_LuaState.GetNamedValue("VillageRoadBlockType", m_VillageRoadBlockType);
- a_LuaState.GetNamedValue("VillageRoadBlockMeta", m_VillageRoadBlockMeta);
- a_LuaState.GetNamedValue("VillageWaterRoadBlockType", m_VillageWaterRoadBlockType);
- a_LuaState.GetNamedValue("VillageWaterRoadBlockMeta", m_VillageWaterRoadBlockMeta);
- AString allowedBiomes;
- if (a_LuaState.GetNamedValue("AllowedBiomes", allowedBiomes))
+ m_IntendedUse = GetMetadata("IntendedUse");
+ GetStringMapInteger(m_Metadata, "MaxDensity", m_MaxDensity);
+ GetStringMapInteger(m_Metadata, "MinDensity", m_MinDensity);
+ GetStringMapInteger(m_Metadata, "VillageRoadBlockType", m_VillageRoadBlockType);
+ GetStringMapInteger(m_Metadata, "VillageRoadBlockMeta", m_VillageRoadBlockMeta);
+ GetStringMapInteger(m_Metadata, "VillageWaterRoadBlockType", m_VillageWaterRoadBlockType);
+ GetStringMapInteger(m_Metadata, "VillageWaterRoadBlockMeta", m_VillageWaterRoadBlockMeta);
+
+ // Read the allowed biomes:
+ AString allowedBiomes = GetMetadata("AllowedBiomes");
+ if (allowedBiomes.empty())
+ {
+ // All biomes are allowed:
+ for (int b = biFirstBiome; b <= biMaxBiome; b++)
+ {
+ m_AllowedBiomes.insert(static_cast<EMCSBiome>(b));
+ }
+ for (int b = biFirstVariantBiome; b <= biMaxVariantBiome; b++)
+ {
+ m_AllowedBiomes.insert(static_cast<EMCSBiome>(b));
+ }
+ }
+ else
{
auto biomes = StringSplitAndTrim(allowedBiomes, ",");
for (const auto & biome: biomes)
@@ -565,19 +627,77 @@ bool cPrefabPiecePool::ApplyPoolMetadataCubesetVer1(
m_AllowedBiomes.insert(b);
}
}
- else
+}
+
+
+
+
+
+bool cPrefabPiecePool::ReadPoolMetadataCubesetVer1(
+ const AString & a_FileName,
+ cLuaState & a_LuaState,
+ bool a_LogWarnings
+)
+{
+ // Push the Cubeset.Metadata table on top of the Lua stack:
+ auto gp = a_LuaState.WalkToNamedGlobal("Cubeset.Metadata");
+ if (!gp.IsValid())
{
- // All biomes are allowed:
- for (int b = biFirstBiome; b <= biMaxBiome; b++)
+ return true;
+ }
+
+ // Iterate over elements in the table, put them into the m_GeneratorParams map:
+ lua_pushnil(a_LuaState); // Table is at index -2, starting key (nil) at index -1
+ while (lua_next(a_LuaState, -2) != 0)
+ {
+ // Table at index -3, key at index -2, value at index -1
+ AString key, val;
+ a_LuaState.GetStackValues(-2, key, val);
+ m_Metadata[key] = val;
+ lua_pop(a_LuaState, 1); // Table at index -2, key at index -1
+ }
+ return true;
+}
+
+
+
+
+
+AString cPrefabPiecePool::GetMetadata(const AString & a_ParamName) const
+{
+ auto itr = m_Metadata.find(a_ParamName);
+ if (itr == m_Metadata.end())
+ {
+ return AString();
+ }
+ return itr->second;
+}
+
+
+
+
+
+void cPrefabPiecePool::AssignGens(int a_Seed, cBiomeGenPtr & a_BiomeGen, cTerrainHeightGenPtr & a_HeightGen, int a_SeaLevel)
+{
+ // Assign the generator linkage to all starting pieces' VerticalStrategies:
+ for (auto & piece: m_StartingPieces)
+ {
+ auto verticalStrategy = piece->GetVerticalStrategy();
+ if (verticalStrategy != nullptr)
{
- m_AllowedBiomes.insert(static_cast<EMCSBiome>(b));
+ verticalStrategy->AssignGens(a_Seed, a_BiomeGen, a_HeightGen, a_SeaLevel);
}
- for (int b = biFirstVariantBiome; b <= biMaxVariantBiome; b++)
+ } // for piece - m_StartingPieces[]
+
+ // Assign the generator linkage to all pieces' VerticalLimits:
+ for (auto & piece: m_AllPieces)
+ {
+ auto verticalLimit = piece->GetVerticalLimit();
+ if (verticalLimit != nullptr)
{
- m_AllowedBiomes.insert(static_cast<EMCSBiome>(b));
+ verticalLimit->AssignGens(a_Seed, a_BiomeGen, a_HeightGen, a_SeaLevel);
}
- }
- return true;
+ } // for piece - m_AllPieces[]
}
@@ -611,7 +731,7 @@ cPieces cPrefabPiecePool::GetStartingPieces(void)
int cPrefabPiecePool::GetPieceWeight(const cPlacedPiece & a_PlacedPiece, const cPiece::cConnector & a_ExistingConnector, const cPiece & a_NewPiece)
{
- return (static_cast<const cPrefab &>(a_NewPiece)).GetPieceWeight(a_PlacedPiece, a_ExistingConnector);
+ return (reinterpret_cast<const cPrefab &>(a_NewPiece)).GetPieceWeight(a_PlacedPiece, a_ExistingConnector);
}
@@ -620,7 +740,7 @@ int cPrefabPiecePool::GetPieceWeight(const cPlacedPiece & a_PlacedPiece, const c
int cPrefabPiecePool::GetStartingPieceWeight(const cPiece & a_NewPiece)
{
- return (static_cast<const cPrefab &>(a_NewPiece)).GetDefaultWeight();
+ return (reinterpret_cast<const cPrefab &>(a_NewPiece)).GetDefaultWeight();
}