From 8dfa3f0fcd057b402ebde0a4ad102956275f717e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Lubo=C5=A1=20Lu=C5=88=C3=A1k?= Date: Mon, 4 Apr 2022 16:30:58 +0200 Subject: [PATCH] limit Interpret() for dirty cells only to the given row range (bsc#1197497) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit ScColumn::InterpretDirtyCells() already takes a row range, and Interpret() can take a range inside a formula group, so don't lose the information in DirtyCellInterpreter, otherwise a whole large formula could be interpreted when just a subset would be enough. Change-Id: I93e5a7a212976be6fd588de6f68204cd1a271348 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/133305 Tested-by: Jenkins Reviewed-by: Luboš Luňák (cherry picked from commit c315a2f7b99fc1dfbc3fc834590d22fbe41ea70f) --- sc/source/core/data/column3.cxx | 37 +++++++++++++++++++++++++++++++-- 1 file changed, 35 insertions(+), 2 deletions(-) diff --git a/sc/source/core/data/column3.cxx b/sc/source/core/data/column3.cxx index 74b2e1ac7fad..7e133d565558 100644 --- a/sc/source/core/data/column3.cxx +++ b/sc/source/core/data/column3.cxx @@ -102,13 +102,46 @@ void ScColumn::BroadcastRows( SCROW nStartRow, SCROW nEndRow, SfxHintId nHint ) namespace { -struct DirtyCellInterpreter +class DirtyCellInterpreter { +public: void operator() (size_t, ScFormulaCell* p) { - if (p->GetDirty()) + if(!p->GetDirty()) + return; + // Interpret() takes a range in a formula group, so group those together. + if( firstCell != nullptr && p->GetCellGroup() == p->GetCellGroup() + && p->aPos.Row() == lastPos.Row() + 1 ) + { + assert( p->aPos.Tab() == lastPos.Tab() && p->aPos.Col() == lastPos.Col()); + lastPos = p->aPos; // Extend range. + return; + } + flushPending(); + if( !p->GetCellGroup()) + { p->Interpret(); + return; + } + firstCell = p; + lastPos = p->aPos; + + } + ~DirtyCellInterpreter() + { + flushPending(); + } +private: + void flushPending() + { + if(firstCell == nullptr) + return; + SCROW firstRow = firstCell->GetCellGroup()->mpTopCell->aPos.Row(); + firstCell->Interpret(firstCell->aPos.Row() - firstRow, lastPos.Row() - firstRow); + firstCell = nullptr; } + ScFormulaCell* firstCell = nullptr; + ScAddress lastPos; }; } -- 2.35.3 From 7d66afaf709154c1af9b83994f7c87afb4be254e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Lubo=C5=A1=20Lu=C5=88=C3=A1k?= Date: Mon, 4 Apr 2022 17:52:04 +0200 Subject: [PATCH] try to limit cell interpreting to only visible cells when drawing MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit If there's a document with a huge formula group, InterpretDirtyCells() on load will only interpret the range needed for drawing. But then scrolling just a bit could result in e.g. IsValue() call on a cell, and that could result in unrestricted Interpret() on the whole huge formula group, which could be slow. So explicitly interpret just the drawn cells in the hope that it'll avoid any further Interpret() calls. Change-Id: I01c9f95cf8a1cf240b798feef27d21010957030c Reviewed-on: https://gerrit.libreoffice.org/c/core/+/133306 Tested-by: Jenkins Reviewed-by: Luboš Luňák (cherry picked from commit 64cb1d10fffccebbc825c858083f13eb717b0553) --- sc/inc/column.hxx | 1 + sc/inc/document.hxx | 2 ++ sc/inc/table.hxx | 1 + sc/source/core/data/column3.cxx | 39 +++++++++++++++++++++++++++----- sc/source/core/data/document.cxx | 17 ++++++++++++++ sc/source/core/data/table1.cxx | 7 ++++++ sc/source/ui/view/output2.cxx | 5 ++++ 7 files changed, 66 insertions(+), 6 deletions(-) diff --git a/sc/inc/column.hxx b/sc/inc/column.hxx index 01e58fb9d055..b8e348d00e70 100644 --- a/sc/inc/column.hxx +++ b/sc/inc/column.hxx @@ -651,6 +651,7 @@ public: bool IsDrawObjectsEmptyBlock(SCROW nStartRow, SCROW nEndRow) const; void InterpretDirtyCells( SCROW nRow1, SCROW nRow2 ); + void InterpretCellsIfNeeded( SCROW nRow1, SCROW nRow2 ); static void JoinNewFormulaCell( const sc::CellStoreType::position_type& aPos, ScFormulaCell& rCell ); diff --git a/sc/inc/document.hxx b/sc/inc/document.hxx index 029a339f94a7..89ca4dee068a 100644 --- a/sc/inc/document.hxx +++ b/sc/inc/document.hxx @@ -1318,6 +1318,8 @@ public: void SetDirty( const ScRange&, bool bIncludeEmptyCells ); void SetTableOpDirty( const ScRange& ); // for Interpreter TableOp void InterpretDirtyCells( const ScRangeList& rRanges ); + // Interprets cells that have NeedsInterpret(), i.e. the same like calling MaybeInterpret() on them. + void InterpretCellsIfNeeded( const ScRangeList& rRanges ); SC_DLLPUBLIC void CalcAll(); SC_DLLPUBLIC void CalcAfterLoad( bool bStartListening = true ); void CompileAll(); diff --git a/sc/inc/table.hxx b/sc/inc/table.hxx index 5602d6dcacfe..27a1fcf67fd8 100644 --- a/sc/inc/table.hxx +++ b/sc/inc/table.hxx @@ -1031,6 +1031,7 @@ public: void FillMatrix( ScMatrix& rMat, SCCOL nCol1, SCROW nRow1, SCCOL nCol2, SCROW nRow2, svl::SharedStringPool* pPool ) const; void InterpretDirtyCells( SCCOL nCol1, SCROW nRow1, SCCOL nCol2, SCROW nRow2 ); + void InterpretCellsIfNeeded( SCCOL nCol1, SCROW nRow1, SCCOL nCol2, SCROW nRow2 ); void SetFormulaResults( SCCOL nCol, SCROW nRow, const double* pResults, size_t nLen ); diff --git a/sc/source/core/data/column3.cxx b/sc/source/core/data/column3.cxx index 7e133d565558..d3c17d1da6d7 100644 --- a/sc/source/core/data/column3.cxx +++ b/sc/source/core/data/column3.cxx @@ -102,13 +102,11 @@ void ScColumn::BroadcastRows( SCROW nStartRow, SCROW nEndRow, SfxHintId nHint ) namespace { -class DirtyCellInterpreter +class CellInterpreterBase { -public: - void operator() (size_t, ScFormulaCell* p) +protected: + void Interpret(ScFormulaCell* p) { - if(!p->GetDirty()) - return; // Interpret() takes a range in a formula group, so group those together. if( firstCell != nullptr && p->GetCellGroup() == p->GetCellGroup() && p->aPos.Row() == lastPos.Row() + 1 ) @@ -127,7 +125,7 @@ public: lastPos = p->aPos; } - ~DirtyCellInterpreter() + ~CellInterpreterBase() { flushPending(); } @@ -144,6 +142,26 @@ private: ScAddress lastPos; }; +class DirtyCellInterpreter : public CellInterpreterBase +{ +public: + void operator() (size_t, ScFormulaCell* p) + { + if(p->GetDirty()) + Interpret(p); + } +}; + +class NeedsInterpretCellInterpreter : public CellInterpreterBase +{ +public: + void operator() (size_t, ScFormulaCell* p) + { + if(p->NeedsInterpret()) + Interpret(p); + } +}; + } void ScColumn::InterpretDirtyCells( SCROW nRow1, SCROW nRow2 ) @@ -155,6 +173,15 @@ void ScColumn::InterpretDirtyCells( SCROW nRow1, SCROW nRow2 ) sc::ProcessFormula(maCells.begin(), maCells, nRow1, nRow2, aFunc); } +void ScColumn::InterpretCellsIfNeeded( SCROW nRow1, SCROW nRow2 ) +{ + if (!GetDoc().ValidRow(nRow1) || !GetDoc().ValidRow(nRow2) || nRow1 > nRow2) + return; + + NeedsInterpretCellInterpreter aFunc; + sc::ProcessFormula(maCells.begin(), maCells, nRow1, nRow2, aFunc); +} + void ScColumn::DeleteContent( SCROW nRow, bool bBroadcast ) { sc::CellStoreType::position_type aPos = maCells.position(nRow); diff --git a/sc/source/core/data/document.cxx b/sc/source/core/data/document.cxx index b62407916300..dbf6233efa6b 100644 --- a/sc/source/core/data/document.cxx +++ b/sc/source/core/data/document.cxx @@ -3923,6 +3923,23 @@ void ScDocument::InterpretDirtyCells( const ScRangeList& rRanges ) mpFormulaGroupCxt.reset(); } +void ScDocument::InterpretCellsIfNeeded( const ScRangeList& rRanges ) +{ + for (size_t nPos=0, nRangeCount = rRanges.size(); nPos < nRangeCount; nPos++) + { + const ScRange& rRange = rRanges[nPos]; + for (SCTAB nTab = rRange.aStart.Tab(); nTab <= rRange.aEnd.Tab(); ++nTab) + { + ScTable* pTab = FetchTable(nTab); + if (!pTab) + return; + + pTab->InterpretCellsIfNeeded( + rRange.aStart.Col(), rRange.aStart.Row(), rRange.aEnd.Col(), rRange.aEnd.Row()); + } + } +} + void ScDocument::AddTableOpFormulaCell( ScFormulaCell* pCell ) { if (m_TableOpList.empty()) diff --git a/sc/source/core/data/table1.cxx b/sc/source/core/data/table1.cxx index d613ec905575..a03ab678e7d0 100644 --- a/sc/source/core/data/table1.cxx +++ b/sc/source/core/data/table1.cxx @@ -2536,6 +2536,13 @@ void ScTable::InterpretDirtyCells( SCCOL nCol1, SCROW nRow1, SCCOL nCol2, SCROW aCol[nCol].InterpretDirtyCells(nRow1, nRow2); } +void ScTable::InterpretCellsIfNeeded( SCCOL nCol1, SCROW nRow1, SCCOL nCol2, SCROW nRow2 ) +{ + nCol2 = ClampToAllocatedColumns(nCol2); + for (SCCOL nCol = nCol1; nCol <= nCol2; ++nCol) + aCol[nCol].InterpretCellsIfNeeded(nRow1, nRow2); +} + void ScTable::SetFormulaResults( SCCOL nCol, SCROW nRow, const double* pResults, size_t nLen ) { if (!ValidCol(nCol)) diff --git a/sc/source/ui/view/output2.cxx b/sc/source/ui/view/output2.cxx index ba4a1b13a795..53ee54fad4c3 100644 --- a/sc/source/ui/view/output2.cxx +++ b/sc/source/ui/view/output2.cxx @@ -1552,6 +1552,11 @@ tools::Rectangle ScOutputData::LayoutStrings(bool bPixelToLogic, bool bPaint, co const SfxItemSet* pOldCondSet = nullptr; SvtScriptType nOldScript = SvtScriptType::NONE; + // Try to limit interpreting to only visible cells. Calling e.g. IsValue() + // on a formula cell that needs interpreting would call Interpret() + // for the entire formula group, which could be large. + mpDoc->InterpretCellsIfNeeded( ScRange( nX1, nY1, nTab, nX2, nY2, nTab )); + // alternative pattern instances in case we need to modify the pattern // before processing the cell value. std::vector > aAltPatterns; -- 2.35.3