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-rw-r--r--src/BlockArea.cpp6
-rw-r--r--src/Blocks/BlockRail.h88
2 files changed, 59 insertions, 35 deletions
diff --git a/src/BlockArea.cpp b/src/BlockArea.cpp
index b54f6b2e7..2c3af5fec 100644
--- a/src/BlockArea.cpp
+++ b/src/BlockArea.cpp
@@ -1126,7 +1126,7 @@ void cBlockArea::MirrorXY(void)
int MaxZ = m_Size.z - 1;
for (int y = 0; y < m_Size.y; y++)
{
- for (int z = 0; z < HalfZ; z++)
+ for (int z = 0; z <= HalfZ; z++)
{
for (int x = 0; x < m_Size.x; x++)
{
@@ -1164,7 +1164,7 @@ void cBlockArea::MirrorXZ(void)
// We are guaranteed that both blocktypes and blockmetas exist; mirror both at the same time:
int HalfY = m_Size.y / 2;
int MaxY = m_Size.y - 1;
- for (int y = 0; y < HalfY; y++)
+ for (int y = 0; y <= HalfY; y++)
{
for (int z = 0; z < m_Size.z; z++)
{
@@ -1208,7 +1208,7 @@ void cBlockArea::MirrorYZ(void)
{
for (int z = 0; z < m_Size.z; z++)
{
- for (int x = 0; x < HalfX; x++)
+ for (int x = 0; x <= HalfX; x++)
{
int Idx1 = MakeIndex(x, y, z);
int Idx2 = MakeIndex(MaxX - x, y, z);
diff --git a/src/Blocks/BlockRail.h b/src/Blocks/BlockRail.h
index dda9af60d..867461554 100644
--- a/src/Blocks/BlockRail.h
+++ b/src/Blocks/BlockRail.h
@@ -524,6 +524,8 @@ public:
return a_Meta;
}
+
+
virtual NIBBLETYPE MetaRotateCW(NIBBLETYPE a_Meta) override
{
// Bit 0x08 is a flag for value in the range 0x00--0x05 and specifies direction for values withint 0x006--0x09.
@@ -559,66 +561,88 @@ public:
return a_Meta;
}
+
+
virtual NIBBLETYPE MetaMirrorXY(NIBBLETYPE a_Meta) override
{
- // Bit 0x08 is a flag for value in the range 0x00--0x05 and specifies direction for values withint 0x006--0x09.
- if ((a_Meta < 0x06) || (a_Meta > 0x09))
+ // MirrorXY basically flips the ZP and ZM parts of the meta
+ if (m_BlockType == E_BLOCK_RAIL)
{
- // Save powered rail flag.
- NIBBLETYPE OtherMeta = a_Meta & 0x08;
- // Mirrors according to table; 0x07 == 0111.
- // Rails can either be flat (North / South) or Ascending (Asc. East)
- switch (a_Meta & 0x07)
+ // Basic rails can have curves and thus their meta behaves differently from specialized rails:
+ switch (a_Meta)
{
- case 0x05: return 0x04 + OtherMeta; // Asc. South -> Asc. North
- case 0x04: return 0x05 + OtherMeta; // Asc. North -> Asc. South
+ case E_META_RAIL_ASCEND_XM: return E_META_RAIL_ASCEND_XM;
+ case E_META_RAIL_ASCEND_XP: return E_META_RAIL_ASCEND_XP;
+ case E_META_RAIL_ASCEND_ZM: return E_META_RAIL_ASCEND_ZP;
+ case E_META_RAIL_ASCEND_ZP: return E_META_RAIL_ASCEND_ZM;
+ case E_META_RAIL_CURVED_ZM_XM: return E_META_RAIL_CURVED_ZP_XM;
+ case E_META_RAIL_CURVED_ZM_XP: return E_META_RAIL_CURVED_ZP_XP;
+ case E_META_RAIL_CURVED_ZP_XM: return E_META_RAIL_CURVED_ZM_XM;
+ case E_META_RAIL_CURVED_ZP_XP: return E_META_RAIL_CURVED_ZM_XP;
+ case E_META_RAIL_XM_XP: return E_META_RAIL_XM_XP;
+ case E_META_RAIL_ZM_ZP: return E_META_RAIL_ZM_ZP;
}
}
else
{
- switch (a_Meta)
+ // Specialized rails don't have curves, instead they use bit 0x08 as a flag
+ NIBBLETYPE flag = a_Meta & 0x08;
+ switch (a_Meta & 0x07)
{
- // Corner Directions
- case 0x06: return 0x09; // Northwest Cnr. -> Southwest Cnr.
- case 0x07: return 0x08; // Northeast Cnr. -> Southeast Cnr.
- case 0x08: return 0x07; // Southeast Cnr. -> Northeast Cnr.
- case 0x09: return 0x06; // Southwest Cnr. -> Northwest Cnr.
+ case E_META_RAIL_ASCEND_XM: return flag | E_META_RAIL_ASCEND_XM;
+ case E_META_RAIL_ASCEND_XP: return flag | E_META_RAIL_ASCEND_XP;
+ case E_META_RAIL_ASCEND_ZM: return flag | E_META_RAIL_ASCEND_ZP;
+ case E_META_RAIL_ASCEND_ZP: return flag | E_META_RAIL_ASCEND_ZM;
+ case E_META_RAIL_XM_XP: return flag | E_META_RAIL_XM_XP;
+ case E_META_RAIL_ZM_ZP: return flag | E_META_RAIL_ZM_ZP;
}
}
- // To avoid a compiler warning;
+ ASSERT(!"Unknown rail meta");
return a_Meta;
}
+
+
virtual NIBBLETYPE MetaMirrorYZ(NIBBLETYPE a_Meta) override
{
- // Bit 0x08 is a flag for value in the range 0x00--0x05 and specifies direction for values withint 0x006--0x09.
- if ((a_Meta < 0x06) || (a_Meta > 0x09))
+ // MirrorYZ basically flips the XP and XM parts of the meta
+ if (m_BlockType == E_BLOCK_RAIL)
{
- // Save powered rail flag.
- NIBBLETYPE OtherMeta = a_Meta & 0x08;
- // Mirrors according to table; 0x07 == 0111.
- // Rails can either be flat (North / South) or Ascending (Asc. East)
- switch (a_Meta & 0x07)
+ // Basic rails can have curves and thus their meta behaves differently from specialized rails:
+ switch (a_Meta)
{
- case 0x02: return 0x03 + OtherMeta; // Asc. East -> Asc. West
- case 0x03: return 0x02 + OtherMeta; // Asc. West -> Asc. East
+ case E_META_RAIL_ASCEND_XM: return E_META_RAIL_ASCEND_XP;
+ case E_META_RAIL_ASCEND_XP: return E_META_RAIL_ASCEND_XM;
+ case E_META_RAIL_ASCEND_ZM: return E_META_RAIL_ASCEND_ZM;
+ case E_META_RAIL_ASCEND_ZP: return E_META_RAIL_ASCEND_ZP;
+ case E_META_RAIL_CURVED_ZM_XM: return E_META_RAIL_CURVED_ZM_XP;
+ case E_META_RAIL_CURVED_ZM_XP: return E_META_RAIL_CURVED_ZM_XM;
+ case E_META_RAIL_CURVED_ZP_XM: return E_META_RAIL_CURVED_ZP_XP;
+ case E_META_RAIL_CURVED_ZP_XP: return E_META_RAIL_CURVED_ZP_XM;
+ case E_META_RAIL_XM_XP: return E_META_RAIL_XM_XP;
+ case E_META_RAIL_ZM_ZP: return E_META_RAIL_ZM_ZP;
}
}
else
{
- switch (a_Meta)
+ // Specialized rails don't have curves, instead they use bit 0x08 as a flag
+ NIBBLETYPE flag = a_Meta & 0x08;
+ switch (a_Meta & 0x07)
{
- // Corner Directions
- case 0x06: return 0x07; // Northwest Cnr. -> Northeast Cnr.
- case 0x07: return 0x06; // Northeast Cnr. -> Northwest Cnr.
- case 0x08: return 0x09; // Southeast Cnr. -> Southwest Cnr.
- case 0x09: return 0x08; // Southwest Cnr. -> Southeast Cnr.
+ case E_META_RAIL_ASCEND_XM: return flag | E_META_RAIL_ASCEND_XP;
+ case E_META_RAIL_ASCEND_XP: return flag | E_META_RAIL_ASCEND_XM;
+ case E_META_RAIL_ASCEND_ZM: return flag | E_META_RAIL_ASCEND_ZM;
+ case E_META_RAIL_ASCEND_ZP: return flag | E_META_RAIL_ASCEND_ZP;
+ case E_META_RAIL_XM_XP: return flag | E_META_RAIL_XM_XP;
+ case E_META_RAIL_ZM_ZP: return flag | E_META_RAIL_ZM_ZP;
}
}
- // To avoid a compiler warning;
+ ASSERT(!"Unknown rail meta");
return a_Meta;
}
+
+
virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) override
{
UNUSED(a_Meta);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-06 13:31:52 +0100