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#pragma once
// tolua_begin
class cDoors
{
public:
static char RotationToMetaData(double a_Rotation)
{
a_Rotation += 90 + 45; // So its not aligned with axis
if (a_Rotation > 360)
{
a_Rotation -= 360;
}
if (a_Rotation >= 0.f && a_Rotation < 90)
{
return 0x0;
}
else if ((a_Rotation >= 180) && (a_Rotation < 270))
{
return 0x2;
}
else if ((a_Rotation >= 90) && (a_Rotation < 180))
{
return 0x1;
}
else
{
return 0x3;
}
}
static NIBBLETYPE ChangeStateMetaData(NIBBLETYPE a_MetaData)
{
a_MetaData ^= 4; //XOR bit 2 aka 3. bit (Door open state)
return a_MetaData;
}
static void ChangeDoor(cWorld * a_World, int a_X, int a_Y, int a_Z)
{
NIBBLETYPE OldMetaData = a_World->GetBlockMeta(a_X, a_Y, a_Z);
a_World->SetBlockMeta(a_X, a_Y, a_Z, ChangeStateMetaData(OldMetaData));
if (OldMetaData & 8)
{
// Current block is top of the door
BLOCKTYPE BottomBlock = a_World->GetBlock(a_X, a_Y - 1, a_Z);
NIBBLETYPE BottomMeta = a_World->GetBlockMeta(a_X, a_Y - 1, a_Z);
if (IsDoor(BottomBlock) && !(BottomMeta & 8))
{
a_World->SetBlockMeta(a_X, a_Y - 1, a_Z, ChangeStateMetaData(BottomMeta));
}
}
else
{
// Current block is bottom of the door
BLOCKTYPE TopBlock = a_World->GetBlock(a_X, a_Y + 1, a_Z);
NIBBLETYPE TopMeta = a_World->GetBlockMeta(a_X, a_Y + 1, a_Z);
if (IsDoor(TopBlock) && (TopMeta & 8))
{
a_World->SetBlockMeta(a_X, a_Y + 1, a_Z, ChangeStateMetaData(TopMeta));
}
}
}
inline static bool IsDoor(BLOCKTYPE a_Block)
{
return (a_Block == E_BLOCK_WOODEN_DOOR) || (a_Block == E_BLOCK_IRON_DOOR);
}
} ;
// tolua_end
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