1 files changed, 50 insertions, 0 deletions
diff --git a/src/common/matrix.hpp b/src/common/matrix.hpp
new file mode 100644
index 0000000..8595191
--- /dev/null
+++ b/src/common/matrix.hpp
@@ -0,0 +1,50 @@
+#ifndef TMWA_COMMON_MATRIX_HPP
+#define TMWA_COMMON_MATRIX_HPP
+
+template<class T>
+class Matrix
+{
+    std::unique_ptr<T[]> _data;
+    size_t _xs, _ys;
+public:
+    Matrix()
+    : _data()
+    , _xs()
+    , _ys()
+    {}
+    Matrix(size_t x, size_t y)
+    : _data(new T[x * y]())
+    , _xs(x)
+    , _ys(y)
+    {}
+    // no copy-ctor or copy-assign
+
+    void reset(size_t x, size_t y)
+    {
+        *this = Matrix(x, y);
+    }
+    void clear()
+    {
+        *this = Matrix();
+    }
+
+    T& ref(size_t x, size_t y)
+    {
+        return _data[x + y * _xs];
+    }
+    const T& ref(size_t x, size_t y) const
+    {
+        return _data[x + y * _xs];
+    }
+
+    size_t xs() const
+    {
+        return _xs;
+    }
+    size_t ys() const
+    {
+        return _ys;
+    }
+};
+
+#endif // TMWA_COMMON_MATRIX_HPP