summaryrefslogtreecommitdiff
path: root/indra/llcommon/llalignedarray.h
diff options
context:
space:
mode:
authorErik Kundiman <erik@megapahit.org>2024-05-16 13:52:40 +0800
committerErik Kundiman <erik@megapahit.org>2024-05-16 13:52:40 +0800
commit6d51e91895a7f2435c46a876410ccc6c63fe8c82 (patch)
treef2b48ebd99cb414227bf365f47665b8d4baa752b /indra/llcommon/llalignedarray.h
parentd1b5917bb9c92e4e47eba19b43781e4d1328b1ca (diff)
parent094dcc07f8c1d90ae723dbe60eddacb90a09eae8 (diff)
Merge tag '7.1.7-release'
source for viewer 7.1.7.8974243247
Diffstat (limited to 'indra/llcommon/llalignedarray.h')
-rw-r--r--indra/llcommon/llalignedarray.h136
1 files changed, 68 insertions, 68 deletions
diff --git a/indra/llcommon/llalignedarray.h b/indra/llcommon/llalignedarray.h
index da9d98c16c..0ba8b34cb6 100644
--- a/indra/llcommon/llalignedarray.h
+++ b/indra/llcommon/llalignedarray.h
@@ -1,25 +1,25 @@
-/**
+/**
* @file llalignedarray.h
* @brief A static array which obeys alignment restrictions and mimics std::vector accessors.
*
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
- *
+ *
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
- *
+ *
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
- *
+ *
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
+ *
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
@@ -33,94 +33,94 @@ template <class T, U32 alignment>
class LLAlignedArray
{
public:
- T* mArray;
- U32 mElementCount;
- U32 mCapacity;
-
- LLAlignedArray();
- ~LLAlignedArray();
-
- void push_back(const T& elem);
- U32 size() const { return mElementCount; }
- void resize(U32 size);
- T* append(S32 N);
- T& operator[](int idx);
- const T& operator[](int idx) const;
+ T* mArray;
+ U32 mElementCount;
+ U32 mCapacity;
+
+ LLAlignedArray();
+ ~LLAlignedArray();
+
+ void push_back(const T& elem);
+ U32 size() const { return mElementCount; }
+ void resize(U32 size);
+ T* append(S32 N);
+ T& operator[](int idx);
+ const T& operator[](int idx) const;
};
template <class T, U32 alignment>
LLAlignedArray<T, alignment>::LLAlignedArray()
{
- llassert(alignment >= 16);
- mArray = NULL;
- mElementCount = 0;
- mCapacity = 0;
+ llassert(alignment >= 16);
+ mArray = NULL;
+ mElementCount = 0;
+ mCapacity = 0;
}
template <class T, U32 alignment>
LLAlignedArray<T, alignment>::~LLAlignedArray()
{
- ll_aligned_free<alignment>(mArray);
- mArray = NULL;
- mElementCount = 0;
- mCapacity = 0;
+ ll_aligned_free<alignment>(mArray);
+ mArray = NULL;
+ mElementCount = 0;
+ mCapacity = 0;
}
template <class T, U32 alignment>
void LLAlignedArray<T, alignment>::push_back(const T& elem)
{
- T* old_buf = NULL;
- if (mCapacity <= mElementCount)
- {
- mCapacity++;
- mCapacity *= 2;
- T* new_buf = (T*) ll_aligned_malloc<alignment>(mCapacity*sizeof(T));
- if (mArray)
- {
- ll_memcpy_nonaliased_aligned_16((char*)new_buf, (char*)mArray, sizeof(T)*mElementCount);
- }
- old_buf = mArray;
- mArray = new_buf;
- }
-
- mArray[mElementCount++] = elem;
-
- //delete old array here to prevent error on a.push_back(a[0])
- ll_aligned_free<alignment>(old_buf);
+ T* old_buf = NULL;
+ if (mCapacity <= mElementCount)
+ {
+ mCapacity++;
+ mCapacity *= 2;
+ T* new_buf = (T*) ll_aligned_malloc<alignment>(mCapacity*sizeof(T));
+ if (mArray)
+ {
+ ll_memcpy_nonaliased_aligned_16((char*)new_buf, (char*)mArray, sizeof(T)*mElementCount);
+ }
+ old_buf = mArray;
+ mArray = new_buf;
+ }
+
+ mArray[mElementCount++] = elem;
+
+ //delete old array here to prevent error on a.push_back(a[0])
+ ll_aligned_free<alignment>(old_buf);
}
template <class T, U32 alignment>
void LLAlignedArray<T, alignment>::resize(U32 size)
{
- if (mCapacity < size)
- {
- mCapacity = size+mCapacity*2;
- T* new_buf = mCapacity > 0 ? (T*) ll_aligned_malloc<alignment>(mCapacity*sizeof(T)) : NULL;
- if (mArray)
- {
- ll_memcpy_nonaliased_aligned_16((char*) new_buf, (char*) mArray, sizeof(T)*mElementCount);
- ll_aligned_free<alignment>(mArray);
- }
-
- /*for (U32 i = mElementCount; i < mCapacity; ++i)
- {
- new(new_buf+i) T();
- }*/
- mArray = new_buf;
- }
-
- mElementCount = size;
+ if (mCapacity < size)
+ {
+ mCapacity = size+mCapacity*2;
+ T* new_buf = mCapacity > 0 ? (T*) ll_aligned_malloc<alignment>(mCapacity*sizeof(T)) : NULL;
+ if (mArray)
+ {
+ ll_memcpy_nonaliased_aligned_16((char*) new_buf, (char*) mArray, sizeof(T)*mElementCount);
+ ll_aligned_free<alignment>(mArray);
+ }
+
+ /*for (U32 i = mElementCount; i < mCapacity; ++i)
+ {
+ new(new_buf+i) T();
+ }*/
+ mArray = new_buf;
+ }
+
+ mElementCount = size;
}
template <class T, U32 alignment>
T& LLAlignedArray<T, alignment>::operator[](int idx)
{
- if(idx >= mElementCount || idx < 0)
+ if(idx >= mElementCount || idx < 0)
{
LL_ERRS() << "Out of bounds LLAlignedArray, requested: " << (S32)idx << " size: " << mElementCount << LL_ENDL;
}
- return mArray[idx];
+ return mArray[idx];
}
template <class T, U32 alignment>
@@ -130,15 +130,15 @@ const T& LLAlignedArray<T, alignment>::operator[](int idx) const
{
LL_ERRS() << "Out of bounds LLAlignedArray, requested: " << (S32)idx << " size: " << mElementCount << LL_ENDL;
}
- return mArray[idx];
+ return mArray[idx];
}
template <class T, U32 alignment>
T* LLAlignedArray<T, alignment>::append(S32 N)
{
- U32 sz = size();
- resize(sz+N);
- return &((*this)[sz]);
+ U32 sz = size();
+ resize(sz+N);
+ return &((*this)[sz]);
}
#endif