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authorMattes D <github@xoft.cz>2015-06-17 15:22:43 +0200
committerMattes D <github@xoft.cz>2015-06-18 23:32:43 +0200
commitae1668942059b68580c83adc43ee9fb06e1e13f2 (patch)
treee093e9e6667876f6c5e7a3fccec0bb619022b7dd /src/Generating
parentLuaState: Added support for config-style usage. (diff)
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Diffstat (limited to 'src/Generating')
-rw-r--r--src/Generating/Prefab.cpp49
-rw-r--r--src/Generating/Prefab.h25
-rw-r--r--src/Generating/PrefabPiecePool.cpp439
-rw-r--r--src/Generating/PrefabPiecePool.h79
4 files changed, 589 insertions, 3 deletions
diff --git a/src/Generating/Prefab.cpp b/src/Generating/Prefab.cpp
index 1de0346bd..e5e6a1e06 100644
--- a/src/Generating/Prefab.cpp
+++ b/src/Generating/Prefab.cpp
@@ -166,6 +166,45 @@ cPrefab::cPrefab(const cBlockArea & a_Image, int a_AllowedRotations) :
+cPrefab::cPrefab(const cBlockArea & a_Image) :
+ m_Size(a_Image.GetSize()),
+ m_AllowedRotations(0),
+ m_MergeStrategy(cBlockArea::msOverwrite),
+ m_ShouldExtendFloor(false),
+ m_DefaultWeight(1),
+ m_AddWeightIfSame(0),
+ m_MoveToGround(false)
+{
+ m_HitBox.p1.Set(0, 0, 0);
+ m_HitBox.p2.Set(m_Size.x - 1, m_Size.y - 1, m_Size.z - 1);
+ m_BlockArea[0].CopyFrom(a_Image);
+}
+
+
+
+
+
+cPrefab::cPrefab(const AString & a_BlockDefinitions, const AString & a_BlockData, int a_SizeX, int a_SizeY, int a_SizeZ) :
+ m_Size(a_SizeX, a_SizeY, a_SizeZ),
+ m_AllowedRotations(0),
+ m_MergeStrategy(cBlockArea::msOverwrite),
+ m_ShouldExtendFloor(false),
+ m_DefaultWeight(1),
+ m_AddWeightIfSame(0),
+ m_MoveToGround(false)
+{
+ m_HitBox.p1.Set(0, 0, 0);
+ m_HitBox.p2.Set(m_Size.x - 1, m_Size.y - 1, m_Size.z - 1);
+ m_BlockArea[0].Create(m_Size);
+ CharMap cm;
+ ParseCharMap(cm, a_BlockDefinitions.c_str());
+ ParseBlockImage(cm, a_BlockData.c_str());
+}
+
+
+
+
+
void cPrefab::AddRotatedBlockAreas(void)
{
// 1 CCW rotation:
@@ -326,6 +365,16 @@ void cPrefab::AddConnector(int a_RelX, int a_RelY, int a_RelZ, eBlockFace a_Dire
+void cPrefab::SetAllowedRotations(int a_AllowedRotations)
+{
+ m_AllowedRotations = a_AllowedRotations;
+ AddRotatedBlockAreas();
+}
+
+
+
+
+
void cPrefab::ParseCharMap(CharMap & a_CharMapOut, const char * a_CharMapDef)
{
ASSERT(a_CharMapDef != nullptr);
diff --git a/src/Generating/Prefab.h b/src/Generating/Prefab.h
index eb905e78e..45af4b282 100644
--- a/src/Generating/Prefab.h
+++ b/src/Generating/Prefab.h
@@ -95,6 +95,13 @@ public:
/** Creates a prefab based on the given BlockArea and allowed rotations. */
cPrefab(const cBlockArea & a_Image, int a_AllowedRotations);
+ /** Creates a prefab based on the given BlockArea. Allowed rotations can be added later on using SetAllowedRotations(). */
+ cPrefab(const cBlockArea & a_Image);
+
+ /** Creates a prefab based on the specified block data, using the char-to-block map in a_BlockDefinitions.
+ Allowed rotations can be added later on using SetAllowedRotations(). */
+ cPrefab(const AString & a_BlockDefinitions, const AString & a_BlockData, int a_SizeX, int a_SizeY, int a_SizeZ);
+
/** Draws the prefab into the specified chunk, according to the placement stored in the PlacedPiece. */
void Draw(cChunkDesc & a_Dest, const cPlacedPiece * a_Placement) const;
@@ -124,6 +131,21 @@ public:
at the coords governed by the connectors. */
bool ShouldMoveToGround(void) const { return m_MoveToGround; }
+ /** Sets the m_AllowedRotations bitmask and fills the m_BlockArea[] with rotated versions of m_BlockArea[0]. */
+ void SetAllowedRotations(int a_AllowedRotations);
+
+ /** Parses the per-depth weight into m_DepthWeight member. */
+ void ParseDepthWeight(const char * a_DepthWeightDef);
+
+ /** Sets the merge strategy to be used when drawing the piece. */
+ void SetMergeStrategy(cBlockArea::eMergeStrategy a_MergeStrategy) { m_MergeStrategy = a_MergeStrategy; }
+
+ /** Sets the flag whether the prefab should be moved to ground level before being drawn. */
+ void SetMoveToGround(bool a_MoveToGround) { m_MoveToGround = a_MoveToGround; }
+
+ /** Sets the flag whether the lowest layer of the prefab should be repeated downwards until it hits a solid block. */
+ void SetExtendFloor(bool a_ShouldExtendFloor) { m_ShouldExtendFloor = a_ShouldExtendFloor; }
+
protected:
/** Packs complete definition of a single block, for per-letter assignment. */
struct sBlockTypeDef
@@ -201,9 +223,6 @@ protected:
/** Parses the connectors definition text into m_Connectors member. */
void ParseConnectors(const char * a_ConnectorsDef);
-
- /** Parses the per-depth weight into m_DepthWeight member. */
- void ParseDepthWeight(const char * a_DepthWeightDef);
};
diff --git a/src/Generating/PrefabPiecePool.cpp b/src/Generating/PrefabPiecePool.cpp
index e4df8efa8..c98eaaa5e 100644
--- a/src/Generating/PrefabPiecePool.cpp
+++ b/src/Generating/PrefabPiecePool.cpp
@@ -5,6 +5,81 @@
#include "Globals.h"
#include "PrefabPiecePool.h"
+#include "../Bindings/LuaState.h"
+#include "SelfTests.h"
+#include "WorldStorage/SchematicFileSerializer.h"
+
+
+
+
+
+// Conditionally log a warning
+#define CONDWARNING(ShouldLog, ...) \
+ if (ShouldLog) \
+ { \
+ LOGWARNING(__VA_ARGS__); \
+ }
+
+
+
+
+
+#if SELF_TEST
+static class cPrefabPiecePoolTest
+{
+public:
+ cPrefabPiecePoolTest(void)
+ {
+ cSelfTests::Get().Register(cSelfTests::SelfTestFunction(cPrefabPiecePoolTest::TestLoading), "PrefabPiecePool loading test");
+ }
+
+ static void TestLoading(void)
+ {
+ cPrefabPiecePool test;
+ auto res = test.LoadFromFile("test.cubeset", true);
+ if (!res)
+ {
+ LOGWARNING("Loading from file \"test.cubeset\" failed.");
+ return;
+ }
+ LOG("Loaded %u pieces and %u starting pieces", static_cast<unsigned>(test.GetAllPiecesCount()), static_cast<unsigned>(test.GetStartingPiecesCount()));
+ }
+} g_Test;
+#endif
+
+
+
+
+
+/** Returns the map of string => eMergeStrategy used when translating cubeset file merge strategies. */
+static std::map<AString, cBlockArea::eMergeStrategy> & GetMergeStrategyMap(void)
+{
+ static std::map<AString, cBlockArea::eMergeStrategy> msmap;
+ if (msmap.empty())
+ {
+ // This is the first use, initialize the map:
+ msmap["msOverwrite"] = cBlockArea::msOverwrite;
+ msmap["msFillAir"] = cBlockArea::msFillAir;
+ msmap["msImprint"] = cBlockArea::msImprint;
+ msmap["msLake"] = cBlockArea::msLake;
+ msmap["msSpongePrint"] = cBlockArea::msSpongePrint;
+ msmap["msDifference"] = cBlockArea::msDifference;
+ msmap["msSimpleCompare"] = cBlockArea::msSimpleCompare;
+ msmap["msMask"] = cBlockArea::msMask;
+ }
+ return msmap;
+}
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cPrefabPiecePool:
+
+cPrefabPiecePool::cPrefabPiecePool(void)
+{
+}
@@ -26,6 +101,15 @@ cPrefabPiecePool::cPrefabPiecePool(
+cPrefabPiecePool::cPrefabPiecePool(const AString & a_FileName, bool a_LogWarnings)
+{
+ LoadFromFile(a_FileName, a_LogWarnings);
+}
+
+
+
+
+
cPrefabPiecePool::~cPrefabPiecePool()
{
Clear();
@@ -83,6 +167,64 @@ 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))
+ {
+ return false;
+ }
+ char buf[4096];
+ auto len = f.Read(buf, sizeof(buf));
+ f.Close();
+ AString Header(buf, static_cast<size_t>(len));
+
+ if (Header.find("CubesetFormatVersion =") != AString::npos)
+ {
+ return LoadFromCubesetFile(a_FileName, a_LogWarnings);
+ }
+ return false;
+}
+
+
+
+
+
+bool cPrefabPiecePool::LoadFromCubesetFile(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))
+ {
+ // Reason for failure has already been logged in LoadFile()
+ return false;
+ }
+
+ // Check the version:
+ int Version = 0;
+ if (!Lua.GetNamedGlobal("Cubeset.Metadata.CubesetFormatVersion", Version))
+ {
+ CONDWARNING(a_LogWarnings, "Cannot load cubeset %s, it doesn't contain version information.", a_FileName.c_str());
+ return false;
+ }
+
+ // Load the data, using the correct version loader:
+ if (Version == 1)
+ {
+ return LoadFromCubesetFileVer1(a_FileName, Lua, a_LogWarnings);
+ }
+
+ // Unknown version:
+ CONDWARNING(a_LogWarnings, "Cannot load cubeset %s, version (%d) not supported.", a_FileName.c_str(), Version);
+ return false;
+}
+
+
+
+
+
void cPrefabPiecePool::AddToPerConnectorMap(cPrefab * a_Prefab)
{
cPiece::cConnectors Connectors = (static_cast<const cPiece *>(a_Prefab))->GetConnectors();
@@ -95,6 +237,303 @@ void cPrefabPiecePool::AddToPerConnectorMap(cPrefab * a_Prefab)
+
+bool cPrefabPiecePool::LoadFromCubesetFileVer1(const AString & a_FileName, cLuaState & a_LuaState, bool 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");
+ if (!pieces.IsValid() || !lua_istable(a_LuaState, -1))
+ {
+ CONDWARNING(a_LogWarnings, "The cubeset file %s doesn't contain any pieces", a_FileName.c_str());
+ return false;
+ }
+
+ // Iterate over all items in the Cubeset.Pieces value:
+ int idx = 1;
+ bool res = true;
+ while (true)
+ {
+ lua_pushinteger(a_LuaState, idx); // stk: [Pieces] [idx]
+ lua_gettable(a_LuaState, -2); // stk: [Pieces] [PieceItem]
+ if (!lua_istable(a_LuaState, -1))
+ {
+ // The PieceItem is not present, we've iterated over all items
+ lua_pop(a_LuaState, 1); // stk: [Pieces]
+ break;
+ }
+ if (!LoadCubesetPieceVer1(a_FileName, a_LuaState, idx, a_LogWarnings))
+ {
+ res = false;
+ }
+ lua_pop(a_LuaState, 1); // stk: [Pieces]
+ idx += 1;
+ }
+ return res;
+}
+
+
+
+
+
+bool cPrefabPiecePool::LoadCubesetPieceVer1(const AString & a_FileName, cLuaState & a_LuaState, int a_PieceIndex, bool a_LogWarnings)
+{
+ ASSERT(lua_istable(a_LuaState, -1));
+
+ // The piece name is optional, but useful for debugging messages:
+ AString PieceName;
+ if (!a_LuaState.GetNamedValue("OriginData.ExportName", PieceName))
+ {
+ Printf(PieceName, "Piece #%d", a_PieceIndex);
+ }
+
+ // Read the hitbox dimensions:
+ cCuboid Hitbox;
+ if (
+ !a_LuaState.GetNamedValue("Hitbox.MinX", Hitbox.p1.x) ||
+ !a_LuaState.GetNamedValue("Hitbox.MinY", Hitbox.p1.y) ||
+ !a_LuaState.GetNamedValue("Hitbox.MinZ", Hitbox.p1.z) ||
+ !a_LuaState.GetNamedValue("Hitbox.MaxX", Hitbox.p2.x) ||
+ !a_LuaState.GetNamedValue("Hitbox.MaxY", Hitbox.p2.y) ||
+ !a_LuaState.GetNamedValue("Hitbox.MaxZ", Hitbox.p2.z)
+ )
+ {
+ CONDWARNING(a_LogWarnings, "Cannot load piece %s from file %s, it's missing hitbox information", PieceName.c_str(), a_FileName.c_str());
+ return false;
+ }
+
+ // Load the prefab data:
+ auto prefab = LoadPrefabFromCubesetVer1(a_FileName, a_LuaState, PieceName, a_LogWarnings);
+ if (prefab == nullptr)
+ {
+ return false;
+ }
+
+ // Read the connectors
+ if (!ReadConnectorsCubesetVer1(a_FileName, a_LuaState, PieceName, prefab.get(), a_LogWarnings))
+ {
+ return false;
+ }
+
+ // Read the allowed rotations. It is an optional metadata value, default to 0:
+ int AllowedRotations = 0;
+ a_LuaState.GetNamedValue("Metadata.AllowedRotations", AllowedRotations);
+ prefab->SetAllowedRotations(AllowedRotations);
+
+ // Apply the relevant metadata:
+ if (!ApplyMetadataCubesetVer1(a_FileName, a_LuaState, PieceName, prefab.get(), a_LogWarnings))
+ {
+ return false;
+ }
+
+ // Add the prefab into the list of pieces:
+ int IsStartingPiece = 0;
+ a_LuaState.GetNamedValue("Metadata.IsStarting", IsStartingPiece);
+ if (IsStartingPiece != 0)
+ {
+ m_StartingPieces.push_back(prefab.release());
+ }
+ else
+ {
+ auto p = prefab.release();
+ m_AllPieces.push_back(p);
+ AddToPerConnectorMap(p);
+ }
+ return true;
+}
+
+
+
+
+
+UniquePtr<cPrefab> cPrefabPiecePool::LoadPrefabFromCubesetVer1(
+ const AString & a_FileName,
+ cLuaState & a_LuaState,
+ const AString & a_PieceName,
+ bool a_LogWarnings
+)
+{
+ // First try loading a referenced schematic file, if any:
+ AString SchematicFileName;
+ if (a_LuaState.GetNamedValue("SchematicFileName", SchematicFileName))
+ {
+ auto PathEnd = a_FileName.find_last_of("/\\"); // Find the last path separator
+ if (PathEnd != AString::npos)
+ {
+ SchematicFileName = a_FileName.substr(0, PathEnd) + SchematicFileName;
+ }
+ cBlockArea area;
+ if (!cSchematicFileSerializer::LoadFromSchematicFile(area, SchematicFileName))
+ {
+ CONDWARNING(a_LogWarnings, "Cannot load schematic file \"%s\" for piece %s in cubeset %s.",
+ SchematicFileName.c_str(), a_PieceName.c_str(), a_FileName.c_str()
+ );
+ return nullptr;
+ }
+ return cpp14::make_unique<cPrefab>(area);
+ } // if (SchematicFileName)
+
+ // There's no referenced schematic file, load from BlockDefinitions / BlockData.
+ // Get references to the data and the table.concat function:
+ cLuaState::cRef TableConcat, BlockDefinitions, BlockData;
+ if (
+ !a_LuaState.GetNamedGlobal("table.concat", TableConcat) ||
+ !a_LuaState.GetNamedValue("BlockDefinitions", BlockDefinitions) ||
+ !a_LuaState.GetNamedValue("BlockData", BlockData)
+ )
+ {
+ CONDWARNING(a_LogWarnings, "Cannot parse block data for piece %s in cubeset %s", a_PieceName.c_str(), a_FileName.c_str());
+ return nullptr;
+ }
+
+ // Call table.concat() on the BlockDefinitions:
+ AString BlockDefStr;
+ if (!a_LuaState.Call(TableConcat, BlockDefinitions, "\n", cLuaState::Return, BlockDefStr))
+ {
+ CONDWARNING(a_LogWarnings, "Cannot concat block definitions for piece %s in cubeset %s", a_PieceName.c_str(), a_FileName.c_str());
+ return nullptr;
+ }
+
+ // Call table.concat() on the BlockData:
+ AString BlockDataStr;
+ if (!a_LuaState.Call(TableConcat, BlockData, "", cLuaState::Return, BlockDataStr))
+ {
+ CONDWARNING(a_LogWarnings, "Cannot concat block data for piece %s in cubeset %s", a_PieceName.c_str(), a_FileName.c_str());
+ return nullptr;
+ }
+
+ // Read the size:
+ int SizeX = 0, SizeY = 0, SizeZ = 0;
+ if (
+ !a_LuaState.GetNamedValue("Size.x", SizeX) ||
+ !a_LuaState.GetNamedValue("Size.y", SizeY) ||
+ !a_LuaState.GetNamedValue("Size.z", SizeZ)
+ )
+ {
+ CONDWARNING(a_LogWarnings, "Cannot load piece %s from file %s, its size information is missing", a_PieceName.c_str(), a_FileName.c_str());
+ return nullptr;
+ }
+
+ // Check that the size matches the data length:
+ if (static_cast<size_t>(SizeX * SizeY * SizeZ) != BlockDataStr.size())
+ {
+ CONDWARNING(a_LogWarnings, "Cannot create piece %s from file %s, its size (%d) doesn't match the blockdata length (%u)",
+ a_PieceName.c_str(), a_FileName.c_str(),
+ SizeX * SizeY * SizeZ, static_cast<unsigned>(BlockDataStr.size())
+ );
+ return nullptr;
+ }
+
+ return cpp14::make_unique<cPrefab>(BlockDefStr, BlockDataStr, SizeX, SizeY, SizeZ);
+}
+
+
+
+
+
+bool cPrefabPiecePool::ReadConnectorsCubesetVer1(
+ const AString & a_FileName,
+ cLuaState & a_LuaState,
+ const AString & a_PieceName,
+ cPrefab * a_Prefab,
+ bool a_LogWarnings
+)
+{
+ // Get the Connectors subtable:
+ auto conns = a_LuaState.WalkToValue("Connectors");
+ if (!conns.IsValid())
+ {
+ CONDWARNING(a_LogWarnings, "Cannot load piece %s from file %s, it has no connectors definition.", a_PieceName.c_str(), a_FileName.c_str());
+ return false;
+ }
+
+ // Iterate over all items in the Connectors table:
+ int idx = 1;
+ bool res = true;
+ while (true)
+ {
+ lua_pushinteger(a_LuaState, idx); // stk: [Connectors] [idx]
+ lua_gettable(a_LuaState, -2); // stk: [Connectors] [conn]
+ if (!lua_istable(a_LuaState, -1))
+ {
+ // The connector is not present, we've iterated over all items
+ lua_pop(a_LuaState, 1); // stk: [Connectors]
+ break;
+ }
+ int Type = 0, RelX = 0, RelY = 0, RelZ = 0;
+ eBlockFace Direction = BLOCK_FACE_NONE;
+ if (
+ !a_LuaState.GetNamedValue("Type", Type) ||
+ !a_LuaState.GetNamedValue("RelX", RelX) ||
+ !a_LuaState.GetNamedValue("RelY", RelY) ||
+ !a_LuaState.GetNamedValue("RelZ", RelZ) ||
+ !a_LuaState.GetNamedValue("Direction", Direction)
+ )
+ {
+ CONDWARNING(a_LogWarnings, "Piece %s in file %s has a malformed Connector at index %d. Skipping the connector.", a_PieceName.c_str(), a_FileName.c_str(), idx);
+ res = false;
+ continue;
+ }
+ a_Prefab->AddConnector(RelX, RelY, RelZ, Direction, Type);
+ lua_pop(a_LuaState, 1); // stk: [Connectors]
+ idx += 1;
+ }
+ return res;
+}
+
+
+
+
+
+bool cPrefabPiecePool::ApplyMetadataCubesetVer1(
+ const AString & a_FileName,
+ cLuaState & a_LuaState,
+ const AString & a_PieceName,
+ cPrefab * a_Prefab,
+ bool a_LogWarnings
+)
+{
+ // Push the Metadata table on top of the Lua stack:
+ auto md = a_LuaState.WalkToValue("Metadata");
+ if (!md.IsValid())
+ {
+ return false;
+ }
+
+ // Get the values:
+ int AddWeightIfSame = 0, DefaultWeight = 100, MoveToGround = 0, ShouldExpandFloor = 0;
+ AString DepthWeight, MergeStrategy;
+ 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);
+
+ // Apply the values:
+ a_Prefab->SetAddWeightIfSame(AddWeightIfSame);
+ a_Prefab->SetDefaultWeight(DefaultWeight);
+ a_Prefab->ParseDepthWeight(DepthWeight.c_str());
+ auto msmap = GetMergeStrategyMap();
+ auto strategy = msmap.find(MergeStrategy);
+ if (strategy == msmap.end())
+ {
+ CONDWARNING(a_LogWarnings, "Unknown merge strategy (\"%s\") specified for piece %s in file %s. Using msSpongePrint instead.",
+ MergeStrategy.c_str(), a_PieceName.c_str(), a_FileName.c_str()
+ );
+ a_Prefab->SetMergeStrategy(cBlockArea::msSpongePrint);
+ }
+ a_Prefab->SetMoveToGround(MoveToGround != 0);
+ a_Prefab->SetExtendFloor(ShouldExpandFloor != 0);
+
+ return true;
+}
+
+
+
+
+
cPieces cPrefabPiecePool::GetPiecesWithConnector(int a_ConnectorType)
{
return m_PiecesByConnector[a_ConnectorType];
diff --git a/src/Generating/PrefabPiecePool.h b/src/Generating/PrefabPiecePool.h
index b9c1f0483..a22c6abd4 100644
--- a/src/Generating/PrefabPiecePool.h
+++ b/src/Generating/PrefabPiecePool.h
@@ -16,6 +16,13 @@
+// fwd:
+class cLuaState;
+
+
+
+
+
class cPrefabPiecePool :
public cPiecePool
{
@@ -34,6 +41,10 @@ public:
const cPrefab::sDef * a_StartingPieceDefs, size_t a_NumStartingPieceDefs
);
+ /** Creates a pool and loads the contents of the specified file into it.
+ If a_LogWarnings is true, logs a warning to console when loading fails. */
+ cPrefabPiecePool(const AString & a_FileName, bool a_LogWarnings);
+
/** Destroys the pool, freeing all pieces. */
~cPrefabPiecePool();
@@ -50,6 +61,20 @@ public:
May be called multiple times with different PieceDefs, will add all such pieces. */
void AddStartingPieceDefs(const cPrefab::sDef * a_StartingPieceDefs, size_t a_NumStartingPieceDefs);
+ /** Loads the pieces from the specified file. Returns true if successful, false on error.
+ If a_LogWarnings is true, logs a warning to console when loading fails. */
+ bool LoadFromFile(const AString & a_FileName, bool a_LogWarnings);
+
+ /** Loads the pieces from the specified Cubeset file. Returns true if successful, false on error.
+ If a_LogWarnings is true, logs a warning to console when loading fails. */
+ bool LoadFromCubesetFile(const AString & a_FileName, bool a_LogWarnings);
+
+ /** Returns the number of regular (non-starting) pieces. */
+ size_t GetAllPiecesCount(void) const { return m_AllPieces.size(); }
+
+ /** Returns the number of starting pieces. */
+ size_t GetStartingPiecesCount(void) const { return m_StartingPieces.size(); }
+
protected:
/** The type used to map a connector type to the list of pieces with that connector */
@@ -70,7 +95,61 @@ protected:
/** Adds the prefab to the m_PiecesByConnector map for all its connectors. */
void AddToPerConnectorMap(cPrefab * a_Prefab);
+
+ /** Loads the pieces from the cubeset file parsed into the specified Lua state.
+ Returns true on success, false on error.
+ If a_LogWarnings is true, logs a warning to console when loading fails. */
+ bool LoadFromCubesetFileVer1(const AString & a_FileName, cLuaState & a_LuaState, bool a_LogWarnings);
+
+ /** Loads a single piece from the cubeset file parsed into the specified Lua state.
+ The piece's definition table is expected to be at the top of the Lua stack.
+ Returns true on success, false on error.
+ a_PieceIndex is the index of the piece, in the Pieces table. It is used for logging only.
+ If a_LogWarnings is true, logs a warning to console when loading fails. */
+ bool LoadCubesetPieceVer1(const AString & a_FileName, cLuaState & a_LuaState, int a_PieceIndex, bool a_LogWarnings);
+
+ /** Loads a single piece's prefab from the cubeset file parsed into the specified Lua state.
+ The piece's definition table is expected to be at the top of the Lua stack.
+ Returns the prefab on success, nullptr on failure.
+ a_PieceName is the identification of the piece, used for logging only.
+ If a_LogWarnings is true, logs a warning to console when loading fails. */
+ UniquePtr<cPrefab> LoadPrefabFromCubesetVer1(
+ const AString & a_FileName,
+ cLuaState & a_LuaState,
+ const AString & a_PieceName,
+ bool a_LogWarnings
+ );
+ /** Reads a single piece's connectors from the cubeset file parsed into the specified Lua state.
+ The piece's definition table is expected to be at the top of the Lua stack.
+ Returns true on success, false on failure.
+ The connectors are added into the a_Prefab object.
+ No Connectors table is considered a failure, empty Connectors table is considered a success.
+ If any of the connectors are malformed, it is considered a failure, although the rest of the connectors will still load.
+ a_PieceName is the identification of the piece, used for logging only.
+ If a_LogWarnings is true, logs a warning to console when loading fails. */
+ bool ReadConnectorsCubesetVer1(
+ const AString & a_FileName,
+ cLuaState & a_LuaState,
+ const AString & a_PieceName,
+ cPrefab * a_Prefab,
+ bool a_LogWarnings
+ );
+
+ /** Reads a single piece's metadata from the cubeset file parsed into the specified Lua state.
+ The piece's definition table is expected to be at the top of the Lua stack.
+ Returns true on success, false on failure.
+ The metadata is applied into the a_Prefab object.
+ a_PieceName is the identification of the piece, used for logging only.
+ If a_LogWarnings is true, logs a warning to console when loading fails. */
+ bool ApplyMetadataCubesetVer1(
+ const AString & a_FileName,
+ cLuaState & a_LuaState,
+ const AString & a_PieceName,
+ cPrefab * a_Prefab,
+ bool a_LogWarnings
+ );
+
// cPiecePool overrides:
virtual cPieces GetPiecesWithConnector(int a_ConnectorType) override;
virtual cPieces GetStartingPieces(void) override;