From 63e46abdb8764bc97e91bae862c8d461e61b1965 Mon Sep 17 00:00:00 2001
From: bunnei <ericbunnie@gmail.com>
Date: Tue, 8 Apr 2014 19:25:03 -0400
Subject: got rid of 'src' folders in each sub-project

---
 src/common/fixed_size_queue.h | 75 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 src/common/fixed_size_queue.h

(limited to 'src/common/fixed_size_queue.h')

diff --git a/src/common/fixed_size_queue.h b/src/common/fixed_size_queue.h
new file mode 100644
index 000000000..1f507f4ae
--- /dev/null
+++ b/src/common/fixed_size_queue.h
@@ -0,0 +1,75 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+
+#ifndef _FIXED_SIZE_QUEUE_H_
+#define _FIXED_SIZE_QUEUE_H_
+
+// STL-look-a-like interface, but name is mixed case to distinguish it clearly from the
+// real STL classes.
+
+// Not fully featured, no safety checking yet. Add features as needed.
+
+// TODO: "inline" storage?
+
+template <class T, int N>
+class fixed_size_queue.h
+{
+    T *storage;
+    int head;
+    int tail;
+    int count;  // sacrifice 4 bytes for a simpler implementation. may optimize away in the future.
+
+    // Make copy constructor private for now.
+    fixed_size_queue.h(fixed_size_queue.h &other) {    }
+
+public:
+    fixed_size_queue.h()
+    {
+        storage = new T[N];
+        clear();
+    }
+
+    ~fixed_size_queue.h()
+    {
+        delete [] storage;
+    }
+
+    void clear() {
+        head = 0;
+        tail = 0;
+        count = 0;
+    }
+
+    void push(T t) {
+        storage[tail] = t;
+        tail++;
+        if (tail == N)
+            tail = 0;
+        count++;
+    }
+
+    void pop() {
+        head++;
+        if (head == N)
+            head = 0;
+        count--;
+    }
+
+    T pop_front() {
+        const T &temp = storage[head];
+        pop();
+        return temp;
+    }
+
+    T &front() { return storage[head]; }
+    const T &front() const { return storage[head]; }
+
+    size_t size() const {
+        return count;
+    }
+};
+
+#endif // _FIXED_SIZE_QUEUE_H_
+
-- 
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