aboutsummaryrefslogtreecommitdiff
path: root/sp/src/utils/lzma/C/Common/Vector.cpp
diff options
context:
space:
mode:
authorJohn Schoenick <[email protected]>2015-09-09 18:35:41 -0700
committerJohn Schoenick <[email protected]>2015-09-09 18:35:41 -0700
commit0d8dceea4310fde5706b3ce1c70609d72a38efdf (patch)
treec831ef32c2c801a5c5a80401736b52c7b5a528ec /sp/src/utils/lzma/C/Common/Vector.cpp
parentUpdated the SDK with the latest code from the TF and HL2 branches. (diff)
downloadsource-sdk-2013-0d8dceea4310fde5706b3ce1c70609d72a38efdf.tar.xz
source-sdk-2013-0d8dceea4310fde5706b3ce1c70609d72a38efdf.zip
Updated the SDK with the latest code from the TF and HL2 branches.HEADmaster
Diffstat (limited to 'sp/src/utils/lzma/C/Common/Vector.cpp')
-rw-r--r--sp/src/utils/lzma/C/Common/Vector.cpp74
1 files changed, 74 insertions, 0 deletions
diff --git a/sp/src/utils/lzma/C/Common/Vector.cpp b/sp/src/utils/lzma/C/Common/Vector.cpp
new file mode 100644
index 00000000..cb3d8752
--- /dev/null
+++ b/sp/src/utils/lzma/C/Common/Vector.cpp
@@ -0,0 +1,74 @@
+// Common/Vector.cpp
+
+#include "StdAfx.h"
+
+#include <string.h>
+
+#include "Vector.h"
+
+CBaseRecordVector::~CBaseRecordVector()
+ { delete []((unsigned char *)_items); }
+void CBaseRecordVector::Clear()
+ { DeleteFrom(0); }
+void CBaseRecordVector::DeleteBack()
+ { Delete(_size - 1); }
+void CBaseRecordVector::DeleteFrom(int index)
+ { Delete(index, _size - index); }
+
+void CBaseRecordVector::ReserveOnePosition()
+{
+ if(_size != _capacity)
+ return;
+ int delta;
+ if (_capacity > 64)
+ delta = _capacity / 2;
+ else if (_capacity > 8)
+ delta = 8;
+ else
+ delta = 4;
+ Reserve(_capacity + delta);
+}
+
+void CBaseRecordVector::Reserve(int newCapacity)
+{
+ if(newCapacity <= _capacity)
+ return;
+ /*
+ #ifndef _DEBUG
+ static const unsigned int kMaxVectorSize = 0xF0000000;
+ if(newCapacity < _size ||
+ ((unsigned int )newCapacity * (unsigned int )_itemSize) > kMaxVectorSize)
+ throw 1052354;
+ #endif
+ */
+ unsigned char *p = new unsigned char[newCapacity * _itemSize];
+ int numRecordsToMove = _capacity;
+ memmove(p, _items, _itemSize * numRecordsToMove);
+ delete [](unsigned char *)_items;
+ _items = p;
+ _capacity = newCapacity;
+}
+
+void CBaseRecordVector::MoveItems(int destIndex, int srcIndex)
+{
+ memmove(((unsigned char *)_items) + destIndex * _itemSize,
+ ((unsigned char *)_items) + srcIndex * _itemSize,
+ _itemSize * (_size - srcIndex));
+}
+
+void CBaseRecordVector::InsertOneItem(int index)
+{
+ ReserveOnePosition();
+ MoveItems(index + 1, index);
+ _size++;
+}
+
+void CBaseRecordVector::Delete(int index, int num)
+{
+ TestIndexAndCorrectNum(index, num);
+ if (num > 0)
+ {
+ MoveItems(index, index + num);
+ _size -= num;
+ }
+}