1
0

Fixed redstone dust placement on upside-down slabs.

This commit is contained in:
Mattes D 2014-12-24 19:44:15 +01:00
parent 63de5f8a55
commit f07784b92f

View File

@ -27,7 +27,20 @@ public:
BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
) override
{
if (!cBlockInfo::FullyOccupiesVoxel(a_World->GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ))) // Some solid blocks, such as cocoa beans, are not suitable for dust
// Check if coords are out of range:
if ((a_BlockY <= 0) || (a_BlockY >= cChunkDef::Height))
{
return false;
}
// Check the block below, if it supports dust on top of it:
BLOCKTYPE BlockType;
NIBBLETYPE BlockMeta;
if (!a_World->GetBlockTypeMeta(a_BlockX, a_BlockY - 1, a_BlockZ, BlockType, BlockMeta))
{
return false;
}
if (!IsBlockTypeUnderSuitable(BlockType, BlockMeta))
{
return false;
}
@ -36,6 +49,28 @@ public:
a_BlockMeta = 0;
return true;
}
/** Returns true if the specified block type / meta is suitable to have redstone dust on top of it. */
static bool IsBlockTypeUnderSuitable(BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
{
if (cBlockInfo::FullyOccupiesVoxel(a_BlockType))
{
return true;
}
switch (a_BlockType)
{
case E_BLOCK_NEW_STONE_SLAB:
case E_BLOCK_WOODEN_SLAB:
case E_BLOCK_STONE_SLAB:
{
// Slabs can support redstone if they're upside down:
return ((a_BlockMeta & 0x08) != 0);
}
}
return false;
}
} ;