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-rw-r--r--src/Generating/Prefab.cpp103
-rw-r--r--src/Generating/Prefab.h9
2 files changed, 102 insertions, 10 deletions
diff --git a/src/Generating/Prefab.cpp b/src/Generating/Prefab.cpp
index 1af1faec1..a9e0a839d 100644
--- a/src/Generating/Prefab.cpp
+++ b/src/Generating/Prefab.cpp
@@ -15,6 +15,92 @@ uses a prefabricate in a cBlockArea for drawing itself.
+#ifdef SELF_TEST
+
+// Create one static prefab to test the parser:
+static const cPrefab::sDef g_TestPrefabDef =
+{
+ // Size:
+ 7, 6, 7, // SizeX = 7, SizeY = 6, SizeZ = 7
+
+ // Block definitions:
+ ".: 0: 0\n" /* 0 */
+ "a:112: 0\n" /* netherbrick */
+ "b:113: 0\n" /* netherbrickfence */,
+
+ // Block data:
+ // Level 1
+ "aaaaaaa"
+ "aaaaaaa"
+ "aaaaaaa"
+ "aaaaaaa"
+ "aaaaaaa"
+ "aaaaaaa"
+ "aaaaaaa"
+
+ // Level 2
+ "aa...aa"
+ "a.....a"
+ "......."
+ "......."
+ "......."
+ "a.....a"
+ "aa...aa"
+
+ // Level 3
+ "aa...aa"
+ "a.....a"
+ "......."
+ "......."
+ "......."
+ "a.....a"
+ "aa...aa"
+
+ // Level 4
+ "aa...aa"
+ "a.....a"
+ "......."
+ "......."
+ "......."
+ "a.....a"
+ "aa...aa"
+
+ // Level 5
+ "aabbbaa"
+ "a.....a"
+ "b.....b"
+ "b.....b"
+ "b.....b"
+ "a.....a"
+ "aabbbaa"
+
+ // Level 6
+ "aaaaaaa"
+ "a.....a"
+ "a.....a"
+ "a.....a"
+ "a.....a"
+ "a.....a"
+ "aaaaaaa",
+
+ // Connections:
+ "0: 0, 3, 2: 4\n"
+ "0: 2, 3, 0: 2\n",
+
+ // AllowedRotations:
+ 7, /* 1, 2, 3 CCW rotations */
+
+ // Merge strategy:
+ cBlockArea::msImprint
+};
+
+static cPrefab g_TestPrefab(g_TestPrefabDef);
+#endif
+
+
+
+
+
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),
@@ -89,7 +175,8 @@ void cPrefab::ParseCharMap(CharMap & a_CharMapOut, const char * a_CharMapDef)
// Initialize the charmap to all-invalid values:
for (size_t i = 0; i < ARRAYCOUNT(a_CharMapOut); i++)
{
- a_CharMapOut[i] = -1;
+ a_CharMapOut[i].m_BlockType = 0;
+ a_CharMapOut[i].m_BlockMeta = 16; // Mark unassigned entries with a meta that is impossible otherwise
}
// Process the lines in the definition:
@@ -104,15 +191,15 @@ void cPrefab::ParseCharMap(CharMap & a_CharMapOut, const char * a_CharMapDef)
continue;
}
unsigned char Src = (unsigned char)CharDef[0][0];
- BLOCKTYPE BlockType = (BLOCKTYPE)atoi(CharDef[1].c_str());
+ ASSERT(a_CharMapOut[Src].m_BlockMeta == 16); // This letter has not been assigned yet?
+ a_CharMapOut[Src].m_BlockType = (BLOCKTYPE)atoi(CharDef[1].c_str());
NIBBLETYPE BlockMeta = 0;
if ((NumElements >= 3) && !CharDef[2].empty())
{
BlockMeta = (NIBBLETYPE)atoi(CharDef[2].c_str());
ASSERT((BlockMeta >= 0) && (BlockMeta <= 15));
}
- ASSERT(a_CharMapOut[Src] == -1); // Any duplicates letter-wise?
- a_CharMapOut[Src] = (BlockType << 4) | BlockMeta;
+ a_CharMapOut[Src].m_BlockMeta = BlockMeta;
} // for itr - Lines[]
}
@@ -130,11 +217,9 @@ void cPrefab::ParseBlockImage(const CharMap & a_CharMap, const char * a_BlockIma
const unsigned char * BlockImage = (const unsigned char *)a_BlockImage + y * m_Size.x * m_Size.z + z * m_Size.x;
for (int x = 0; x < m_Size.x; x++)
{
- int MappedValue = a_CharMap[BlockImage[x]];
- ASSERT(MappedValue != -1); // Using a letter not defined in the CharMap?
- BLOCKTYPE BlockType = MappedValue >> 4;
- NIBBLETYPE BlockMeta = MappedValue & 0x0f;
- m_BlockArea[0].SetRelBlockTypeMeta(x, y, z, BlockType, BlockMeta);
+ const sBlockTypeDef & MappedValue = a_CharMap[BlockImage[x]];
+ ASSERT(MappedValue.m_BlockMeta != 16); // Using a letter not defined in the CharMap?
+ m_BlockArea[0].SetRelBlockTypeMeta(x, y, z, MappedValue.m_BlockType, MappedValue.m_BlockMeta);
}
}
}
diff --git a/src/Generating/Prefab.h b/src/Generating/Prefab.h
index 0b254c03b..04c4f09da 100644
--- a/src/Generating/Prefab.h
+++ b/src/Generating/Prefab.h
@@ -53,8 +53,15 @@ public:
bool HasConnectorType(int a_ConnectorType) const;
protected:
+ /** Packs complete definition of a single block, for per-letter assignment. */
+ struct sBlockTypeDef
+ {
+ BLOCKTYPE m_BlockType;
+ NIBBLETYPE m_BlockMeta;
+ };
+
/** Maps letters in the sDef::m_Image onto a number, BlockType * 16 | BlockMeta */
- typedef int CharMap[256];
+ typedef sBlockTypeDef CharMap[256];
/** The cBlockArea that contains the block definitions for the prefab.