flewkey/cuberite-2a
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Implemented Rotations

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This commit is contained in:
Tycho
2014-03-01 10:04:50 -08:00
parent 0d26e81ab5
commit 65edffd5b0
11 changed files with 28 additions and 170 deletions
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68
src/Blocks/BlockStairs.h
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@@ -2,17 +2,17 @@
#pragma once
#include "BlockHandler.h"
#include "MetaRotater.h"
class cBlockStairsHandler :
public cBlockHandler
public cMetaRotater<cBlockHandler,0x03,0x03,0x00,0x02,0x01,true>
{
public:
cBlockStairsHandler(BLOCKTYPE a_BlockType) :
cBlockHandler(a_BlockType)
cMetaRotater<cBlockHandler,0x03,0x03,0x00,0x02,0x01,true>(a_BlockType)
{
}
@@ -96,54 +96,6 @@ public:
}
virtual NIBBLETYPE MetaRotateCCW(NIBBLETYPE a_Meta) override
{
// Bits 3 and 4 stay, the rest is swapped around according to a table:
NIBBLETYPE TopBits = (a_Meta & 0x0c);
switch (a_Meta & 0x03)
{
case 0x00: return TopBits | 0x03; // East -> North
case 0x01: return TopBits | 0x02; // West -> South
case 0x02: return TopBits | 0x00; // South -> East
case 0x03: return TopBits | 0x01; // North -> West
}
// Not reachable, but to avoid a compiler warning:
return 0;
}
virtual NIBBLETYPE MetaRotateCW(NIBBLETYPE a_Meta) override
{
// Bits 3 and 4 stay, the rest is swapped around according to a table:
NIBBLETYPE TopBits = (a_Meta & 0x0c);
switch (a_Meta & 0x03)
{
case 0x00: return TopBits | 0x02; // East -> South
case 0x01: return TopBits | 0x03; // West -> North
case 0x02: return TopBits | 0x01; // South -> West
case 0x03: return TopBits | 0x00; // North -> East
}
// Not reachable, but to avoid a compiler warning:
return 0;
}
virtual NIBBLETYPE MetaMirrorXY(NIBBLETYPE a_Meta) override
{
// Bits 3 and 4 stay, the rest is swapped around according to a table:
NIBBLETYPE TopBits = (a_Meta & 0x0c);
switch (a_Meta & 0x03)
{
case 0x00: return TopBits | 0x00; // East -> East
case 0x01: return TopBits | 0x01; // West -> West
case 0x02: return TopBits | 0x03; // South -> North
case 0x03: return TopBits | 0x02; // North -> South
}
// Not reachable, but to avoid a compiler warning:
return 0;
}
virtual NIBBLETYPE MetaMirrorXZ(NIBBLETYPE a_Meta) override
{
// Toggle bit 3:
@@ -151,20 +103,6 @@ public:
}
virtual NIBBLETYPE MetaMirrorYZ(NIBBLETYPE a_Meta) override
{
// Bits 3 and 4 stay, the rest is swapped around according to a table:
NIBBLETYPE TopBits = (a_Meta & 0x0c);
switch (a_Meta & 0x03)
{
case 0x00: return TopBits | 0x01; // East -> West
case 0x01: return TopBits | 0x00; // West -> East
case 0x02: return TopBits | 0x02; // South -> South
case 0x03: return TopBits | 0x03; // North -> North
}
// Not reachable, but to avoid a compiler warning:
return 0;
}
} ;