Merge commit 'e78f526d5fbbbf18699ec76297e4973565356c81' into master-merge

[xonotic/netradiant.git] / contrib / meshtex / AllocatedMatrix.h

diff --git a/contrib/meshtex/AllocatedMatrix.h b/contrib/meshtex/AllocatedMatrix.h
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+/**
+ * @file AllocatedMatrix.h
+ * Declares and implements the AllocatedMatrix template class.
+ * @ingroup meshtex-util
+ */
+
+/*
+ * Copyright 2012 Joel Baxter
+ *
+ * This file is part of MeshTex.
+ *
+ * MeshTex is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MeshTex is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with MeshTex.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#if !defined(INCLUDED_ALLOCATEDMATRIX_H)
+#define INCLUDED_ALLOCATEDMATRIX_H
+
+#include "debugging/debugging.h"
+#include "ipatch.h"
+
+/**
+ * Matrix subclass that allocates its data array on construction and
+ * deallocates it on destruction.
+ *
+ * @ingroup meshtex-util
+ */
+template<typename Element>
+class AllocatedMatrix : public Matrix<Element>
+{
+       std::size_t m_x, m_y;
+       Element* m_data; 
+public: // public methods
+
+   /**
+    * Constructor. Allocates a data array of the appropriate size.
+    *
+    * @param x Matrix x dimension.
+    * @param y Matrix y dimension.
+    */
+   AllocatedMatrix(std::size_t x, std::size_t y) : m_x(x), m_y(y), m_data(_allocated = new Element[x*y]){}
+//      Matrix(x, y, (_allocated = new Element[x*y])) {}
+
+   /**
+    * Destructor. Deallocates the data array.
+    */
+   ~AllocatedMatrix() { delete [] _allocated; }
+
+private: // private member vars
+
+   /**
+    * Pointer to the data array so that the destructor can find it for deletion.
+    */
+   Element *_allocated;
+};
+
+#endif // #if !defined(INCLUDED_ALLOCATEDMATRIX_H)
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