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Piston extension now works with the new recursive CanPushBlock method.

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This commit is contained in:
bibo38 2015-11-04 21:45:51 +01:00
parent e2d88106a9
commit 8f066a16ec
1 changed files with 41 additions and 36 deletions
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77
src/Blocks/BlockPiston.cpp
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@ -7,6 +7,8 @@
#include "BlockInServerPluginInterface.h"
#include "ChunkInterface.h"
#include <vector>
@ -136,56 +138,59 @@ void cBlockPistonHandler::ExtendPiston(int a_BlockX, int a_BlockY, int a_BlockZ,
return;
}
int dist = 1; // TODO
AddPistonDir(a_BlockX, a_BlockY, a_BlockZ, pistonMeta, 1);
int moveX = a_BlockX;
int moveY = a_BlockY;
int moveZ = a_BlockZ;
AddPistonDir(moveX, moveY, moveZ, pistonMeta, 1);
std::unordered_set<Vector3i, VectorHasher<int>> blocksPushed;
if (!CanPushBlock(a_BlockX, a_BlockY, a_BlockZ, a_World, true, blocksPushed, pistonMeta))
if (!CanPushBlock(moveX, moveY, moveZ, a_World, true, blocksPushed, pistonMeta))
{
// Can't push anything, bail out
return;
}
Vector3i pistonMoveVec;
AddPistonDir(pistonMoveVec.x, pistonMoveVec.y, pistonMoveVec.z, pistonMeta, 1);
std::vector<Vector3i> sortedBlocks(blocksPushed.begin(), blocksPushed.end());
std::sort(sortedBlocks.begin(), sortedBlocks.end(), [pistonMoveVec](const Vector3i & a, const Vector3i & b)
{
return a.Dot(pistonMoveVec) > b.Dot(pistonMoveVec);
});
a_World->BroadcastBlockAction(a_BlockX, a_BlockY, a_BlockZ, 0, pistonMeta, pistonBlock);
a_World->BroadcastSoundEffect("tile.piston.out", static_cast<double>(a_BlockX), static_cast<double>(a_BlockY), static_cast<double>(a_BlockZ), 0.5f, 0.7f);
// Drop the breakable block in the line, if appropriate:
AddPistonDir(a_BlockX, a_BlockY, a_BlockZ, pistonMeta, dist + 1); // "a_Block" now at the breakable / empty block
BLOCKTYPE currBlock;
NIBBLETYPE currMeta;
a_World->GetBlockTypeMeta(a_BlockX, a_BlockY, a_BlockZ, currBlock, currMeta);
if (currBlock != E_BLOCK_AIR)
BLOCKTYPE moveBlock;
NIBBLETYPE moveMeta;
for (const Vector3i & moveBlockVec : sortedBlocks)
{
cBlockHandler * Handler = BlockHandler(currBlock);
if (Handler->DoesDropOnUnsuitable())
moveX = moveBlockVec.x;
moveY = moveBlockVec.y;
moveZ = moveBlockVec.z;
a_World->GetBlockTypeMeta(moveX, moveY, moveZ, moveBlock, moveMeta);
a_World->SetBlock(moveX, moveY, moveZ, E_BLOCK_AIR, 0);
AddPistonDir(moveX, moveY, moveZ, pistonMeta, 1);
if (cBlockInfo::IsPistonBreakable(moveBlock))
{
cChunkInterface ChunkInterface(a_World->GetChunkMap());
cBlockInServerPluginInterface PluginInterface(*a_World);
Handler->DropBlock(ChunkInterface, *a_World, PluginInterface, nullptr, a_BlockX, a_BlockY, a_BlockZ);
cBlockHandler * Handler = BlockHandler(moveBlock);
if (Handler->DoesDropOnUnsuitable())
{
cChunkInterface ChunkInterface(a_World->GetChunkMap());
cBlockInServerPluginInterface PluginInterface(*a_World);
Handler->DropBlock(ChunkInterface, *a_World, PluginInterface, nullptr, moveX, moveY, moveZ);
}
} else
{
a_World->SetBlock(moveX, moveY, moveZ, moveBlock, moveMeta);
}
}
// Push blocks, from the furthest to the nearest:
int oldx = a_BlockX, oldy = a_BlockY, oldz = a_BlockZ;
NIBBLETYPE currBlockMeta;
for (int i = dist + 1; i > 1; i--)
{
AddPistonDir(a_BlockX, a_BlockY, a_BlockZ, pistonMeta, -1);
a_World->GetBlockTypeMeta(a_BlockX, a_BlockY, a_BlockZ, currBlock, currBlockMeta);
a_World->SetBlock(oldx, oldy, oldz, currBlock, currBlockMeta);
oldx = a_BlockX;
oldy = a_BlockY;
oldz = a_BlockZ;
}
int extx = a_BlockX;
int exty = a_BlockY;
int extz = a_BlockZ;
AddPistonDir(a_BlockX, a_BlockY, a_BlockZ, pistonMeta, -1);
// "a_Block" now at piston body, "ext" at future extension
a_World->SetBlock(a_BlockX, a_BlockY, a_BlockZ, pistonBlock, pistonMeta | 0x8);
a_World->SetBlock(extx, exty, extz, E_BLOCK_PISTON_EXTENSION, pistonMeta | (IsSticky(pistonBlock) ? 8 : 0));
AddPistonDir(a_BlockX, a_BlockY, a_BlockZ, pistonMeta, 1);
a_World->SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_PISTON_EXTENSION, pistonMeta | (IsSticky(pistonBlock) ? 8 : 0));
}