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[poincare] Fix Function::size()

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This commit is contained in:
Léa Saviot
2018-10-04 15:48:14 +02:00
committed by Émilie Feral
parent 30e92a87c7
commit aebeeda171
4 changed files with 33 additions and 17 deletions
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13
poincare/src/function.cpp
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@@ -1,4 +1,5 @@
#include <poincare/function.h>
#include <poincare/helpers.h>
#include <poincare/layout_helper.h>
#include <poincare/parenthesis.h>
#include <poincare/rational.h>
@@ -8,6 +9,16 @@
namespace Poincare {
/* TreePool uses adresses and sizes that are multiples of 4 in order to make
* node moves faster.*/
static size_t NodeSize(size_t nameLength) {
return Helpers::AlignedSize(sizeof(FunctionNode)+nameLength+1, 4);
}
size_t FunctionNode::size() const {
return NodeSize(strlen(m_name));
}
Expression FunctionNode::replaceSymbolWithExpression(const Symbol & symbol, const Expression & expression) {
return Function(this).replaceSymbolWithExpression(symbol, expression);
}
@@ -87,7 +98,7 @@ Evaluation<double> FunctionNode::approximate(DoublePrecision p, Context& context
}
Function::Function(const char * name) :
Function(TreePool::sharedPool()->createTreeNode<FunctionNode>())
Function(TreePool::sharedPool()->createTreeNode<FunctionNode>(NodeSize(strlen(name))))
{
static_cast<FunctionNode *>(Expression::node())->setName(name, strlen(name));
}