Initial Mangos Three Commit

dep/g3dlite/G3D/ThreadSet.cpp

@@ -0,0 +1,166 @@
+#include "G3D/ThreadSet.h"
+
+namespace G3D {
+
+int ThreadSet::size() const {
+    ThreadSet* me = const_cast<ThreadSet*>(this);
+    me->m_lock.lock();
+    int s = m_thread.size();
+    me->m_lock.unlock();
+    return s;
+}
+
+
+int ThreadSet::numStarted() const {
+    ThreadSet* me = const_cast<ThreadSet*>(this);
+    me->m_lock.lock();
+    int count = 0;
+    for (int i = 0; i < m_thread.size(); ++i) {
+        if (m_thread[i]->started()) {
+            ++count;
+        }
+    }
+    me->m_lock.unlock();
+    return count;
+}
+    
+    
+void ThreadSet::start(GThread::SpawnBehavior lastBehavior) const {
+    ThreadSet* me = const_cast<ThreadSet*>(this);
+
+    Array<GThreadRef> unstarted;
+    me->m_lock.lock();
+    // Find the unstarted threads
+    for (int i = 0; i < m_thread.size(); ++i) {
+        if (! m_thread[i]->started()) {
+            unstarted.append(m_thread[i]);
+        }
+    }
+
+    int last = unstarted.size();
+    if (lastBehavior == GThread::USE_CURRENT_THREAD) {
+        // Save the last unstarted for the current thread
+        --last;
+    }
+
+    for (int i = 0; i < last; ++i) {
+        unstarted[i]->start(GThread::USE_NEW_THREAD);
+    }
+
+    me->m_lock.unlock();
+
+    // Start the last one on my thread
+    if ((unstarted.size() > 0) && (lastBehavior == GThread::USE_CURRENT_THREAD)) {
+        unstarted.last()->start(GThread::USE_CURRENT_THREAD);
+    }
+}
+    
+
+void ThreadSet::terminate() const {
+    ThreadSet* me = const_cast<ThreadSet*>(this);
+    me->m_lock.lock();
+    for (int i = 0; i < m_thread.size(); ++i) {
+        if (m_thread[i]->started()) {
+            m_thread[i]->terminate();
+        }
+    }
+    me->m_lock.unlock();
+}
+    
+
+void ThreadSet::waitForCompletion() const {
+    ThreadSet* me = const_cast<ThreadSet*>(this);
+    me->m_lock.lock();
+    for (int i = 0; i < m_thread.size(); ++i) {
+        if (m_thread[i]->started()) {
+            m_thread[i]->waitForCompletion();
+        }
+    }
+    me->m_lock.unlock();
+}
+    
+
+int ThreadSet::removeCompleted() {
+    m_lock.lock();
+    for (int i = 0; i < m_thread.size(); ++i) {
+        if (m_thread[i]->completed()) {
+            m_thread.fastRemove(i);
+            --i;
+        }
+    }
+    
+    int s = m_thread.size();
+    m_lock.unlock();
+    return s;
+}
+
+
+void ThreadSet::clear() {
+    m_lock.lock();
+    m_thread.clear();
+    m_lock.unlock();
+}
+    
+
+int ThreadSet::insert(const ThreadRef& t) {
+    m_lock.lock();
+    bool found = false;
+    for (int i = 0; i < m_thread.size() && ! found; ++i) {
+        found = (m_thread[i] == t);
+    }
+    if (! found) {
+        m_thread.append(t);
+    }
+    int s = m_thread.size();
+    m_lock.unlock();
+    return s;
+}
+    
+
+bool ThreadSet::remove(const ThreadRef& t) {
+    m_lock.lock();
+    bool found = false;
+    for (int i = 0; i < m_thread.size() && ! found; ++i) {
+        found = (m_thread[i] == t);
+        if (found) {
+            m_thread.fastRemove(i);
+        }
+    }
+    m_lock.unlock();
+    return found;
+}
+    
+
+bool ThreadSet::contains(const ThreadRef& t) const {
+    ThreadSet* me = const_cast<ThreadSet*>(this);
+    me->m_lock.lock();
+    bool found = false;
+    for (int i = 0; i < m_thread.size() && ! found; ++i) {
+        found = (m_thread[i] == t);
+    }
+    me->m_lock.unlock();
+    return found;
+}
+
+   
+ThreadSet::Iterator ThreadSet::begin() {
+    return m_thread.begin();
+}
+    
+
+ThreadSet::Iterator ThreadSet::end() {
+    return m_thread.end();
+}
+    
+
+ThreadSet::ConstIterator ThreadSet::begin() const {
+    return m_thread.begin();
+}
+    
+    
+ThreadSet::ConstIterator ThreadSet::end() const {
+    return m_thread.end();
+}
+
+
+} // namespace G3D