OpenDX/src/dxvk/dxvk_event.cpp

#include "dxvk_event.h"

namespace dxvk {
  
  DxvkEvent:: DxvkEvent() { }
  DxvkEvent::~DxvkEvent() { }
  
  
  uint32_t DxvkEvent::reset() {
    std::unique_lock<std::mutex> lock(m_mutex);
    
    m_status = DxvkEventStatus::Reset;
    return ++m_revision;
  }
  
  
  void DxvkEvent::signal(uint32_t revision) {
    std::unique_lock<std::mutex> lock(m_mutex);
    
    if (m_revision == revision)
      m_status = DxvkEventStatus::Signaled;
  }
  
  
  DxvkEventStatus DxvkEvent::getStatus() {
    std::unique_lock<std::mutex> lock(m_mutex);
    return m_status;
  }


  void DxvkEvent::wait() {
    while (this->getStatus() != DxvkEventStatus::Signaled)
      dxvk::this_thread::yield();
  }
  
}