#include </home/runner/work/OrcaSlicer/OrcaSlicer/src/slic3r/plugin/PythonInterpreter.hpp>

Collaboration diagram for Slic3r::PythonRuntimeLease:

Public Member Functions
	PythonRuntimeLease ()=default
	PythonRuntimeLease (PythonRuntimeLease &&other) noexcept
PythonRuntimeLease &	operator= (PythonRuntimeLease &&other) noexcept
	~PythonRuntimeLease ()
	PythonRuntimeLease (const PythonRuntimeLease &)=delete
PythonRuntimeLease &	operator= (const PythonRuntimeLease &)=delete
	operator bool () const

Private Member Functions
	PythonRuntimeLease (PythonInterpreter &interpreter)
void	release ()

Private Attributes
PythonInterpreter *	m_interpreter = nullptr
std::shared_lock< std::shared_timed_mutex >	m_lock

Static Private Attributes
static PythonInterpreter *	s_owner = nullptr
static unsigned int	s_depth = 0

Friends
class	PythonInterpreter

Detailed Description

Constructor & Destructor Documentation

◆ PythonRuntimeLease() [1/4]

Slic3r::PythonRuntimeLease::PythonRuntimeLease ( )

default

References PythonRuntimeLease().

Referenced by PythonRuntimeLease(), PythonRuntimeLease(), PythonRuntimeLease(), operator=(), and operator=().

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◆ PythonRuntimeLease() [2/4]

Slic3r::PythonRuntimeLease::PythonRuntimeLease ( PythonRuntimeLease && other )

noexcept

    : m_interpreter(other.m_interpreter), m_lock(std::move(other.m_lock))
{
    other.m_interpreter = nullptr;
}

References PythonRuntimeLease(), m_interpreter, and m_lock.

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◆ ~PythonRuntimeLease()

Slic3r::PythonRuntimeLease::~PythonRuntimeLease ( )

{
    release();
}

References release().

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◆ PythonRuntimeLease() [3/4]

Slic3r::PythonRuntimeLease::PythonRuntimeLease ( const PythonRuntimeLease & )

delete

References PythonRuntimeLease().

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◆ PythonRuntimeLease() [4/4]

Slic3r::PythonRuntimeLease::PythonRuntimeLease ( PythonInterpreter & interpreter )

explicitprivate

{
    if (s_owner == &interpreter) {
        m_interpreter = &interpreter;
        ++s_depth;
        return;
    }
 
    m_lock = std::shared_lock<std::shared_timed_mutex>(interpreter.m_runtime_mutex);
    if (!interpreter.m_initialized.load(std::memory_order_acquire)) {
        m_lock.unlock();
        return;
    }
 
    m_interpreter = &interpreter;
    s_owner       = &interpreter;
    s_depth       = 1;
}

References Slic3r::PythonInterpreter::m_initialized, m_interpreter, m_lock, Slic3r::PythonInterpreter::m_runtime_mutex, PythonInterpreter, s_depth, and s_owner.

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Member Function Documentation

◆ operator bool()

Slic3r::PythonRuntimeLease::operator bool ( ) const

inlineexplicit

147{ return m_interpreter != nullptr; }

References m_interpreter.

◆ operator=() [1/2]

PythonRuntimeLease & Slic3r::PythonRuntimeLease::operator= ( const PythonRuntimeLease & )

delete

References PythonRuntimeLease().

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◆ operator=() [2/2]

PythonRuntimeLease & Slic3r::PythonRuntimeLease::operator= ( PythonRuntimeLease && other )

noexcept

{
    if (this != &other) {
        release();
        m_lock         = std::move(other.m_lock);
        m_interpreter  = other.m_interpreter;
        other.m_interpreter = nullptr;
    }
    return *this;
}

References PythonRuntimeLease(), m_interpreter, m_lock, and release().

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◆ release()

void Slic3r::PythonRuntimeLease::release ( )

private

{
    if (!m_interpreter)
        return;
 
    if (s_owner == m_interpreter && s_depth > 0) {
        --s_depth;
        if (s_depth == 0)
            s_owner = nullptr;
    }
    m_interpreter = nullptr;
}