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tdf#100442 use unordered_set for GraphicManager's maObjList

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Speeds up ImplCheckSizeOfSwappedInGraphics.
maObjList didn't seem to depend on it being a vector.

Change-Id: I0028186b5c4f53ae198b9b33a31c51f0b2e5eb45
Reviewed-on: https://gerrit.libreoffice.org/28439
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Michael Meeks <michael.meeks@collabora.com>
Tested-by: Michael Meeks <michael.meeks@collabora.com>
This commit is contained in:
Aron Budea
2016-08-28 18:42:31 +02:00
committed by Michael Meeks
parent 67ef208b2b
commit fdc867a4bc
3 changed files with 13 additions and 17 deletions
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6
include/svtools/grfmgr.hxx
View File

@@ -24,6 +24,8 @@
#include <svtools/svtdllapi.h>
#include <o3tl/typed_flags_set.hxx>
#include <unordered_set>
enum class GraphicManagerDrawFlags
{
CACHED = 0x01,
@@ -504,8 +506,6 @@ public:
sal_uLong GetDataChangeTimeStamp() const { return mnDataChangeTimeStamp; }
};
typedef ::std::vector< GraphicObject* > GraphicObjectList_impl;
class SVT_DLLPUBLIC GraphicManager
{
friend class GraphicObject;
@@ -513,7 +513,7 @@ class SVT_DLLPUBLIC GraphicManager
private:
GraphicObjectList_impl maObjList;
std::unordered_set< GraphicObject* > maObjList;
sal_uLong mnUsedSize; // currently used memory footprint of all swapped in graphics
GraphicCache* mpCache;

4
svtools/source/graphic/grfcache.cxx
View File

@@ -146,7 +146,7 @@ class GraphicCacheEntry
{
private:
GraphicObjectList_impl maGraphicObjectList;
std::vector< GraphicObject* > maGraphicObjectList;
GraphicID maID;
GfxLink maGfxLink;
@@ -336,7 +336,7 @@ void GraphicCacheEntry::AddGraphicObjectReference( const GraphicObject& rObj, Gr
bool GraphicCacheEntry::ReleaseGraphicObjectReference( const GraphicObject& rObj )
{
for(
GraphicObjectList_impl::iterator it = maGraphicObjectList.begin();
auto it = maGraphicObjectList.begin();
it != maGraphicObjectList.end();
++it
) {

20
svtools/source/graphic/grfmgr2.cxx
View File

@@ -141,10 +141,10 @@ bool GraphicManager::DrawObj( OutputDevice* pOut, const Point& rPt, const Size&
void GraphicManager::ImplRegisterObj( const GraphicObject& rObj, Graphic& rSubstitute,
const OString* pID, const GraphicObject* pCopyObj )
{
assert(std::find(maObjList.begin(), maObjList.end(),
const_cast<GraphicObject*>(&rObj)) == maObjList.end());
assert(maObjList.find(const_cast<GraphicObject*>(&rObj)) == maObjList.end());
maObjList.emplace( const_cast<GraphicObject*>(&rObj) );
maObjList.push_back( const_cast<GraphicObject*>(&rObj) );
mpCache->AddGraphicObject( rObj, rSubstitute, pID, pCopyObj );
if( !rObj.IsSwappedOut() )
mnUsedSize += rObj.maGraphic.GetSizeBytes();
@@ -158,13 +158,9 @@ void GraphicManager::ImplUnregisterObj( const GraphicObject& rObj )
assert(mnUsedSize >= rObj.maGraphic.GetSizeBytes());
mnUsedSize -= rObj.maGraphic.GetSizeBytes();
}
for( GraphicObjectList_impl::iterator it = maObjList.begin(); it != maObjList.end(); ++it )
{
if ( *it == &rObj ) {
maObjList.erase( it );
return;
}
}
if ( 0 < maObjList.erase( const_cast<GraphicObject*>(&rObj) ) )
return;
assert(false); // surely it should have been registered?
}
@@ -203,7 +199,7 @@ void GraphicManager::ImplCheckSizeOfSwappedInGraphics(const GraphicObject* pGrap
std::vector< GraphicObject* > aCandidates(maObjList.begin(), maObjList.end());
// if we use more currently, sort by last DataChangeTimeStamp
// sort by DataChangeTimeStamp so that the oldest get removed first
::std::sort(aCandidates.begin(), aCandidates.end(), simpleSortByDataChangeTimeStamp());
std::sort(aCandidates.begin(), aCandidates.end(), simpleSortByDataChangeTimeStamp());
for(sal_uInt32 a(0); mnUsedSize >= nMaxCacheSize && a < aCandidates.size(); a++)
{
@@ -214,7 +210,7 @@ void GraphicManager::ImplCheckSizeOfSwappedInGraphics(const GraphicObject* pGrap
{
continue;
}
if (std::find(maObjList.begin(), maObjList.end(), pObj) == maObjList.end())
if (maObjList.find(pObj) == maObjList.end())
{
// object has been deleted when swapping out another one
continue;