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EgtGeomJKernel :

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- in Zmap sostituiti mutex con atomic_flag.
This commit is contained in:
Dario Sassi
2026-01-19 08:03:57 +01:00
parent 3ded6fe87d
commit b971eda771
2 changed files with 27 additions and 16 deletions
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VolZmapGraphics.cpp
+24 -12
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@@ -1271,13 +1271,15 @@ VolZmap::ExtMarchingCubes( int nBlock, VoxelContainer& vVox) const
bDefTopology = true ;
}
if ( GetBlockNFromIJK( nSlBlockIJK, nSlBlockN)) {
m_SliceMutex.lock() ;
while ( m_SliceFlag.test_and_set( memory_order_acquire))
m_SliceFlag.wait( true, memory_order_relaxed) ;
auto it = m_SliceYZ[nSlBlockN].find( nSliceN) ;
if ( it != m_SliceYZ[nSlBlockN].end()) {
bMatOnSlice = it->second ;
bDefTopology = true ;
}
m_SliceMutex.unlock() ;
m_SliceFlag.clear( memory_order_release) ;
m_SliceFlag.notify_one() ;
}
}
else if ( abs( nAdjVox3[nCount]) == 2) {
@@ -1287,13 +1289,15 @@ VolZmap::ExtMarchingCubes( int nBlock, VoxelContainer& vVox) const
bDefTopology = true ;
}
if ( GetBlockNFromIJK( nSlBlockIJK, nSlBlockN)) {
m_SliceMutex.lock() ;
while ( m_SliceFlag.test_and_set( memory_order_acquire))
m_SliceFlag.wait( true, memory_order_relaxed) ;
auto it = m_SliceXZ[nSlBlockN].find( nSliceN) ;
if ( it != m_SliceXZ[nSlBlockN].end()) {
bMatOnSlice = it->second ;
bDefTopology = true ;
}
m_SliceMutex.unlock() ;
m_SliceFlag.clear( memory_order_release) ;
m_SliceFlag.notify_one() ;
}
}
else if ( abs( nAdjVox3[nCount]) == 3) {
@@ -1303,13 +1307,15 @@ VolZmap::ExtMarchingCubes( int nBlock, VoxelContainer& vVox) const
bDefTopology = true ;
}
if ( GetBlockNFromIJK( nSlBlockIJK, nSlBlockN)) {
m_SliceMutex.lock() ;
while ( m_SliceFlag.test_and_set( memory_order_acquire))
m_SliceFlag.wait( true, memory_order_relaxed) ;
auto it = m_SliceXY[nSlBlockN].find( nSliceN) ;
if ( it != m_SliceXY[nSlBlockN].end()) {
bMatOnSlice = it->second ;
bDefTopology = true ;
}
m_SliceMutex.unlock() ;
m_SliceFlag.clear( memory_order_release) ;
m_SliceFlag.notify_one() ;
}
}
}
@@ -1374,27 +1380,33 @@ VolZmap::ExtMarchingCubes( int nBlock, VoxelContainer& vVox) const
if ( nSlBlockN == nBlock)
SliceYZ.emplace( nSliceN, bMatOnSlice) ;
else {
m_SliceMutex.lock() ;
while ( m_SliceFlag.test_and_set( memory_order_acquire))
m_SliceFlag.wait( true, memory_order_relaxed) ;
m_SliceYZ[nSlBlockN].emplace( nSliceN, bMatOnSlice) ;
m_SliceMutex.unlock() ;
m_SliceFlag.clear( memory_order_release) ;
m_SliceFlag.notify_one() ;
}
}
else if ( abs(nAdjVox3[nCount]) == 2) {
if ( nSlBlockN == nBlock)
SliceXZ.emplace( nSliceN, bMatOnSlice) ;
else {
m_SliceMutex.lock() ;
while ( m_SliceFlag.test_and_set( memory_order_acquire))
m_SliceFlag.wait( true, memory_order_relaxed) ;
m_SliceXZ[nSlBlockN].emplace( nSliceN, bMatOnSlice) ;
m_SliceMutex.unlock() ;
m_SliceFlag.clear( memory_order_release) ;
m_SliceFlag.notify_one() ;
}
}
else if ( abs(nAdjVox3[nCount]) == 3) {
if ( nSlBlockN == nBlock)
SliceXY.emplace(nSliceN, bMatOnSlice) ;
else {
m_SliceMutex.lock() ;
while ( m_SliceFlag.test_and_set( memory_order_acquire))
m_SliceFlag.wait( true, memory_order_relaxed) ;
m_SliceXY[nSlBlockN].emplace( nSliceN, bMatOnSlice) ;
m_SliceMutex.unlock() ;
m_SliceFlag.clear( memory_order_release) ;
m_SliceFlag.notify_one() ;
}
}
}