6663b6c9
 adorian
projet complet av...
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#include <poincare/ceiling.h>
#include "layout/ceiling_layout.h"
#include <poincare/symbol.h>
#include <poincare/simplification_engine.h>
#include <poincare/rational.h>
#include <ion.h>
extern "C" {
#include <assert.h>
}
#include <cmath>
namespace Poincare {
Expression::Type Ceiling::type() const {
return Type::Ceiling;
}
Expression * Ceiling::clone() const {
Ceiling * c = new Ceiling(m_operands, true);
return c;
}
Expression * Ceiling::shallowReduce(Context& context, AngleUnit angleUnit) {
Expression * e = Expression::shallowReduce(context, angleUnit);
if (e != this) {
return e;
}
Expression * op = editableOperand(0);
#if MATRIX_EXACT_REDUCING
if (op->type() == Type::Matrix) {
return SimplificationEngine::map(this, context, angleUnit);
}
#endif
if (op->type() == Type::Symbol) {
Symbol * s = static_cast<Symbol *>(op);
if (s->name() == Ion::Charset::SmallPi) {
return replaceWith(new Rational(4), true);
}
if (s->name() == Ion::Charset::Exponential) {
return replaceWith(new Rational(3), true);
}
}
if (op->type() != Type::Rational) {
return this;
}
Rational * r = static_cast<Rational *>(op);
IntegerDivision div = Integer::Division(r->numerator(), r->denominator());
if (div.remainder.isZero()) {
return replaceWith(new Rational(div.quotient), true);
}
return replaceWith(new Rational(Integer::Addition(div.quotient, Integer(1))), true);
}
template<typename T>
Complex<T> Ceiling::computeOnComplex(const Complex<T> c, AngleUnit angleUnit) {
if (c.b() != 0) {
return Complex<T>::Float(NAN);
}
return Complex<T>::Float(std::ceil(c.a()));
}
ExpressionLayout * Ceiling::privateCreateLayout(FloatDisplayMode floatDisplayMode, ComplexFormat complexFormat) const {
assert(floatDisplayMode != FloatDisplayMode::Default);
assert(complexFormat != ComplexFormat::Default);
return new CeilingLayout(m_operands[0]->createLayout(floatDisplayMode, complexFormat));
}
}
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