Work on subarrays and some comments.

library/PolyVoxCore/include/PolyVoxImpl/SubArray.inl

@@ -0,0 +1,76 @@
+#pragma region License
+/*******************************************************************************
+Copyright (c) 2005-2009 David Williams
+
+This software is provided 'as-is', without any express or implied
+warranty. In no event will the authors be held liable for any damages
+arising from the use of this software.
+
+Permission is granted to anyone to use this software for any purpose,
+including commercial applications, and to alter it and redistribute it
+freely, subject to the following restrictions:
+
+1. The origin of this software must not be misrepresented; you must not
+claim that you wrote the original software. If you use this software
+in a product, an acknowledgment in the product documentation would be
+appreciated but is not required.
+
+2. Altered source versions must be plainly marked as such, and must not be
+misrepresented as being the original software.
+
+3. This notice may not be removed or altered from any source
+distribution. 	
+*******************************************************************************/
+#pragma endregion
+
+namespace PolyVox
+{
+	template <uint32_t noOfDims, typename ElementType>
+	SubArray<noOfDims-1, ElementType> SubArray<noOfDims, ElementType>::operator[](uint32_t uIndex)
+		{
+			assert(uIndex<m_pDimensions[0]);
+			return
+				SubArray<noOfDims-1, ElementType>(&m_pElements[uIndex*m_pOffsets[0]],
+				m_pDimensions+1, m_pOffsets+1);
+		}
+
+		template <uint32_t noOfDims, typename ElementType>
+		const SubArray<noOfDims-1, ElementType> SubArray<noOfDims, ElementType>::operator[](uint32_t uIndex) const
+		{
+			assert(uIndex<m_pDimensions[0]);
+			return
+				SubArray<noOfDims-1, ElementType>(&m_pElements[uIndex*m_pOffsets[0]],
+				m_pDimensions+1, m_pOffsets+1);
+		}
+
+		template <uint32_t noOfDims, typename ElementType>
+		SubArray<noOfDims, ElementType>::SubArray<noOfDims, ElementType>(ElementType * pElements, uint32_t * pDimensions, uint32_t * pOffsets)
+			:m_pElements(pElements)
+			,m_pDimensions(pDimensions)
+			,m_pOffsets(pOffsets)
+			,m_uNoOfElements(0)
+		{
+		} 
+
+
+		template <typename ElementType>
+		ElementType& SubArray<1, ElementType>::operator[] (uint32_t uIndex)
+		{
+			assert(uIndex<m_pDimensions[0]);
+			return m_pElements[uIndex];
+		}
+
+		template <typename ElementType>
+		const ElementType& SubArray<1, ElementType>::operator[] (uint32_t uIndex) const
+		{
+			assert(uIndex<m_pDimensions[0]);
+			return m_pElements[uIndex];
+		}
+		
+		template <typename ElementType>
+		SubArray<1, ElementType>::SubArray<1, ElementType>(ElementType * pElements, uint32_t * pDimensions, uint32_t * /*pOffsets*/)
+			:m_pDimensions(pDimensions)
+			,m_pElements(pElements)			
+		{
+		}
+}//namespace PolyVox