43e6840719
git-svn-id: http://mc-server.googlecode.com/svn/trunk@1139 0a769ca7-a7f5-676a-18bf-c427514a06d6
62 lines
1.8 KiB
C++
62 lines
1.8 KiB
C++
#pragma once
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class cDoors // tolua_export
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{ // tolua_export
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public:
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static char RotationToMetaData( float a_Rotation ) // tolua_export
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{ // tolua_export
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a_Rotation += 90 + 45; // So its not aligned with axis
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if( a_Rotation > 360.f ) a_Rotation -= 360.f;
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if( a_Rotation >= 0.f && a_Rotation < 90.f )
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return 0x0;
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else if( a_Rotation >= 180 && a_Rotation < 270 )
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return 0x2;
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else if( a_Rotation >= 90 && a_Rotation < 180 )
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return 0x1;
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else
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return 0x3;
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} // tolua_export
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static char ChangeStateMetaData( char a_MetaData ) // tolua_export
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{ // tolua_export
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a_MetaData ^= 4; //XOR bit 2 aka 3. bit (Door open state)
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return a_MetaData;
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} // tolua_export
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static void ChangeDoor(cWorld *a_World, int a_X, int a_Y, int a_Z) // tolua_export
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{ // tolua_export
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char OldMetaData = a_World->GetBlockMeta(a_X, a_Y, a_Z);
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a_World->SetBlockMeta(a_X, a_Y, a_Z, ChangeStateMetaData ( OldMetaData ) );
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if (OldMetaData & 8)
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{ //current block is top of the door
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char BottomBlock = a_World->GetBlock(a_X, a_Y - 1, a_Z);
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char BottomMeta = a_World->GetBlockMeta(a_X, a_Y - 1, a_Z);
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if (IsDoor(BottomBlock) && !(BottomMeta & 8))
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{
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a_World->SetBlockMeta(a_X, a_Y - 1, a_Z, ChangeStateMetaData ( BottomMeta ) );
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}
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} else { //current block is bottom of the door
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char TopBlock = a_World->GetBlock(a_X, a_Y + 1, a_Z);
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char TopMeta = a_World->GetBlockMeta(a_X, a_Y + 1, a_Z);
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if (IsDoor(TopBlock) && (TopMeta & 8))
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{
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a_World->SetBlockMeta(a_X, a_Y + 1, a_Z, ChangeStateMetaData ( TopMeta ) );
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}
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}
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} // tolua_export
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inline static bool IsDoor(char a_Block)
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{
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return (a_Block == E_BLOCK_WOODEN_DOOR || a_Block == E_BLOCK_IRON_DOOR);
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}
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}; // tolua_export
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