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Fixed the style problems and added some comments

This commit is contained in:
bibo38 2015-11-05 20:13:58 +01:00
parent 5fa077f869
commit 64012bf46f
2 changed files with 18 additions and 6 deletions

View File

@ -99,22 +99,26 @@ void cBlockPistonHandler::PushBlocks(const std::unordered_set<Vector3i, VectorHa
cWorld * a_World, const Vector3i & a_PushDir
)
{
// Sort blocks to move the blocks first, which are farest away from the piston
// This prevents the overwriting of existing blocks
std::vector<Vector3i> sortedBlocks(a_BlocksToPush.begin(), a_BlocksToPush.end());
std::sort(sortedBlocks.begin(), sortedBlocks.end(), [a_PushDir](const Vector3i & a, const Vector3i & b)
{
return a.Dot(a_PushDir) > b.Dot(a_PushDir);
});
// Move every block
BLOCKTYPE moveBlock;
NIBBLETYPE moveMeta;
for (Vector3i & moveBlockPos : sortedBlocks)
{
{
a_World->GetBlockTypeMeta(moveBlockPos.x, moveBlockPos.y, moveBlockPos.z, moveBlock, moveMeta);
a_World->SetBlock(moveBlockPos.x, moveBlockPos.y, moveBlockPos.z, E_BLOCK_AIR, 0);
moveBlockPos += a_PushDir;
if (cBlockInfo::IsPistonBreakable(moveBlock))
{
// Block is breakable, drop it
cBlockHandler * Handler = BlockHandler(moveBlock);
if (Handler->DoesDropOnUnsuitable())
{
@ -126,6 +130,7 @@ void cBlockPistonHandler::PushBlocks(const std::unordered_set<Vector3i, VectorHa
}
} else
{
// Not breakable, just move it
a_World->SetBlock(moveBlockPos.x, moveBlockPos.y, moveBlockPos.z, moveBlock, moveMeta);
}
}
@ -153,7 +158,7 @@ bool cBlockPistonHandler::CanPushBlock(
return true;
}
if(!a_RequirePushable && cBlockInfo::IsPistonBreakable(currBlock))
if (!a_RequirePushable && cBlockInfo::IsPistonBreakable(currBlock))
{
// Block should not be broken, when it's not in the pushing direction
return true;
@ -161,11 +166,13 @@ bool cBlockPistonHandler::CanPushBlock(
if (!CanPush(currBlock, currMeta))
{
// When it's not required to push this block, don't fail
return !a_RequirePushable;
}
if (a_BlocksPushed.size() >= PISTON_MAX_PUSH_DISTANCE)
{
// Do not allow to push too much blocks
return false;
}
@ -174,18 +181,20 @@ bool cBlockPistonHandler::CanPushBlock(
return true; // Element exist already
}
if(currBlock == E_BLOCK_SLIME_BLOCK)
if (currBlock == E_BLOCK_SLIME_BLOCK)
{
// Try to push the other directions
for(const Vector3i & testDir : pushingDirs)
for (const Vector3i & testDir : pushingDirs)
{
if(!CanPushBlock(a_BlockX + testDir.x, a_BlockY + testDir.y, a_BlockZ + testDir.z, a_World, false, a_BlocksPushed, a_PushDir))
if (!CanPushBlock(a_BlockX + testDir.x, a_BlockY + testDir.y, a_BlockZ + testDir.z, a_World, false, a_BlocksPushed, a_PushDir))
{
// When it's not possible for a direction, then fail
return false;
}
}
}
// Try to push the block in front of this block
return CanPushBlock(a_BlockX + a_PushDir.x, a_BlockY + a_PushDir.y, a_BlockZ + a_PushDir.z, a_World, true, a_BlocksPushed, a_PushDir);
}
@ -221,6 +230,7 @@ void cBlockPistonHandler::ExtendPiston(int a_BlockX, int a_BlockY, int a_BlockZ,
PushBlocks(blocksPushed, a_World, pushDir);
// Set the extension and the piston base correctly
a_World->SetBlock(a_BlockX, a_BlockY, a_BlockZ, pistonBlock, pistonMeta | 0x8);
a_World->SetBlock(a_BlockX + pushDir.x, a_BlockY + pushDir.y, a_BlockZ + pushDir.z,
E_BLOCK_PISTON_EXTENSION, pistonMeta | (IsSticky(pistonBlock) ? 8 : 0)
@ -259,12 +269,13 @@ void cBlockPistonHandler::RetractPiston(int a_BlockX, int a_BlockY, int a_BlockZ
a_World->BroadcastBlockAction(a_BlockX, a_BlockY, a_BlockZ, 1, pistonMeta & ~(8), pistonBlock);
a_World->BroadcastSoundEffect("tile.piston.in", static_cast<double>(a_BlockX), static_cast<double>(a_BlockY), static_cast<double>(a_BlockZ), 0.5f, 0.7f);
if(!IsSticky(pistonBlock))
if (!IsSticky(pistonBlock))
{
// No need for block pulling, bail out
return;
}
// Get the block to pull
a_BlockX += 2 * pushDir.x;
a_BlockY += 2 * pushDir.y;
a_BlockZ += 2 * pushDir.z;

View File

@ -151,6 +151,7 @@ private:
std::unordered_set<Vector3i, VectorHasher<int>> & a_BlocksPushed, const Vector3i & a_PushDir
);
/** Moves a list of blocks in a specific direction */
static void PushBlocks(const std::unordered_set<Vector3i, VectorHasher<int>> & a_BlocksToPush,
cWorld * a_World, const Vector3i & a_PushDir
);