diff --git a/examples/OpenGL/OpenGLImmediateModeSupport.cpp b/examples/OpenGL/OpenGLImmediateModeSupport.cpp
index f105065a..320a5050 100644
--- a/examples/OpenGL/OpenGLImmediateModeSupport.cpp
+++ b/examples/OpenGL/OpenGLImmediateModeSupport.cpp
@@ -24,18 +24,18 @@ freely, subject to the following restrictions:
 #include "OpenGLImmediateModeSupport.h"
 #include "OpenGLSupport.h"
 
-#include "IndexedSurfacePatch.h"
+#include "SurfaceMesh.h"
 
 using namespace PolyVox;
 using namespace std;
 
-void renderRegionImmediateMode(PolyVox::IndexedSurfacePatch& isp, unsigned int uLodLevel)
+void renderRegionImmediateMode(PolyVox::SurfaceMesh& mesh, unsigned int uLodLevel)
 {
-	const vector<SurfaceVertex>& vecVertices = isp.getVertices();
-	const vector<PolyVox::uint32_t>& vecIndices = isp.getIndices();
+	const vector<SurfaceVertex>& vecVertices = mesh.getVertices();
+	const vector<PolyVox::uint32_t>& vecIndices = mesh.getIndices();
 
-	int beginIndex = isp.m_vecLodRecords[uLodLevel].beginIndex;
-	int endIndex = isp.m_vecLodRecords[uLodLevel].endIndex;
+	int beginIndex = mesh.m_vecLodRecords[uLodLevel].beginIndex;
+	int endIndex = mesh.m_vecLodRecords[uLodLevel].endIndex;
 
 	glBegin(GL_TRIANGLES);
 	//for(vector<PolyVox::uint32_t>::const_iterator iterIndex = vecIndices.begin(); iterIndex != vecIndices.end(); ++iterIndex)
@@ -44,7 +44,7 @@ void renderRegionImmediateMode(PolyVox::IndexedSurfacePatch& isp, unsigned int u
 		const SurfaceVertex& vertex = vecVertices[vecIndices[index]];
 		const Vector3DFloat& v3dVertexPos = vertex.getPosition();
 		//const Vector3DFloat v3dRegionOffset(uRegionX * g_uRegionSideLength, uRegionY * g_uRegionSideLength, uRegionZ * g_uRegionSideLength);
-		const Vector3DFloat v3dFinalVertexPos = v3dVertexPos + static_cast<Vector3DFloat>(isp.m_Region.getLowerCorner());
+		const Vector3DFloat v3dFinalVertexPos = v3dVertexPos + static_cast<Vector3DFloat>(mesh.m_Region.getLowerCorner());
 
 
 
diff --git a/examples/OpenGL/OpenGLImmediateModeSupport.h b/examples/OpenGL/OpenGLImmediateModeSupport.h
index c94873cf..509ef440 100644
--- a/examples/OpenGL/OpenGLImmediateModeSupport.h
+++ b/examples/OpenGL/OpenGLImmediateModeSupport.h
@@ -28,6 +28,6 @@ freely, subject to the following restrictions:
 
 #include "glew/glew.h"
 
-void renderRegionImmediateMode(PolyVox::IndexedSurfacePatch& isp, unsigned int uLodLevel);
+void renderRegionImmediateMode(PolyVox::SurfaceMesh& mesh, unsigned int uLodLevel);
 
 #endif //__OpenGLExample_OpenGLImmediateModeSupport_H__
diff --git a/examples/OpenGL/OpenGLVertexBufferObjectSupport.cpp b/examples/OpenGL/OpenGLVertexBufferObjectSupport.cpp
index ecb3f620..f51c8045 100644
--- a/examples/OpenGL/OpenGLVertexBufferObjectSupport.cpp
+++ b/examples/OpenGL/OpenGLVertexBufferObjectSupport.cpp
@@ -24,22 +24,22 @@ freely, subject to the following restrictions:
 #include "OpenGLSupport.h"
 #include "OpenGLVertexBufferObjectSupport.h"
 
-#include "IndexedSurfacePatch.h"
+#include "SurfaceMesh.h"
 
 using namespace PolyVox;
 using namespace std;
 
-OpenGLSurfacePatch BuildOpenGLSurfacePatch(const IndexedSurfacePatch& isp)
+OpenGLSurfaceMesh BuildOpenGLSurfaceMesh(const SurfaceMesh& mesh)
 {
 	//Represents our filled in OpenGL vertex and index buffer objects.
-	OpenGLSurfacePatch result;
+	OpenGLSurfaceMesh result;
 
 	//The source
-	result.sourceISP = &isp;
+	result.sourceMesh = &mesh;
 
 	//Convienient access to the vertices and indices
-	const vector<SurfaceVertex>& vecVertices = isp.getVertices();
-	const vector<PolyVox::uint32_t>& vecIndices = isp.getIndices();
+	const vector<SurfaceVertex>& vecVertices = mesh.getVertices();
+	const vector<PolyVox::uint32_t>& vecIndices = mesh.getIndices();
 
 	//If we have any indices...
 	if(!vecIndices.empty())
@@ -67,7 +67,7 @@ OpenGLSurfacePatch BuildOpenGLSurfacePatch(const IndexedSurfacePatch& isp)
 		const SurfaceVertex& vertex = *iterVertex;
 		const Vector3DFloat& v3dVertexPos = vertex.getPosition();
 		//const Vector3DFloat v3dRegionOffset(uRegionX * g_uRegionSideLength, uRegionY * g_uRegionSideLength, uRegionZ * g_uRegionSideLength);
-		const Vector3DFloat v3dFinalVertexPos = v3dVertexPos + static_cast<Vector3DFloat>(isp.m_Region.getLowerCorner());
+		const Vector3DFloat v3dFinalVertexPos = v3dVertexPos + static_cast<Vector3DFloat>(mesh.m_Region.getLowerCorner());
 
 		*ptr = v3dFinalVertexPos.getX();
 		ptr++;
@@ -100,23 +100,23 @@ OpenGLSurfacePatch BuildOpenGLSurfacePatch(const IndexedSurfacePatch& isp)
 	return result;
 }
 
-void renderRegionVertexBufferObject(const OpenGLSurfacePatch& openGLSurfacePatch, unsigned int uLodLevel)
+void renderRegionVertexBufferObject(const OpenGLSurfaceMesh& openGLSurfaceMesh, unsigned int uLodLevel)
 {
-	int beginIndex = openGLSurfacePatch.sourceISP->m_vecLodRecords[uLodLevel].beginIndex;
-	int endIndex = openGLSurfacePatch.sourceISP->m_vecLodRecords[uLodLevel].endIndex;
-	glBindBuffer(GL_ARRAY_BUFFER, openGLSurfacePatch.vertexBuffer);
+	int beginIndex = openGLSurfaceMesh.sourceMesh->m_vecLodRecords[uLodLevel].beginIndex;
+	int endIndex = openGLSurfaceMesh.sourceMesh->m_vecLodRecords[uLodLevel].endIndex;
+	glBindBuffer(GL_ARRAY_BUFFER, openGLSurfaceMesh.vertexBuffer);
 	glVertexPointer(3, GL_FLOAT, 36, 0);
 	glNormalPointer(GL_FLOAT, 36, (GLvoid*)12);
 	glColorPointer(3, GL_FLOAT, 36, (GLvoid*)24);
 
-	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, openGLSurfacePatch.indexBuffer);
+	glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, openGLSurfaceMesh.indexBuffer);
 
 	glEnableClientState(GL_VERTEX_ARRAY);
 	glEnableClientState(GL_NORMAL_ARRAY);
 	glEnableClientState(GL_COLOR_ARRAY);
 
-	//glDrawElements(GL_TRIANGLES, openGLSurfacePatch.noOfIndices, GL_UNSIGNED_INT, 0);
-	glDrawRangeElements(GL_TRIANGLES, beginIndex, endIndex-1, endIndex - beginIndex,/* openGLSurfacePatch.noOfIndices,*/ GL_UNSIGNED_INT, 0);
+	//glDrawElements(GL_TRIANGLES, openGLSurfaceMesh.noOfIndices, GL_UNSIGNED_INT, 0);
+	glDrawRangeElements(GL_TRIANGLES, beginIndex, endIndex-1, endIndex - beginIndex,/* openGLSurfaceMesh.noOfIndices,*/ GL_UNSIGNED_INT, 0);
 
 	glDisableClientState(GL_COLOR_ARRAY);
 	glDisableClientState(GL_NORMAL_ARRAY);
diff --git a/examples/OpenGL/OpenGLVertexBufferObjectSupport.h b/examples/OpenGL/OpenGLVertexBufferObjectSupport.h
index 39482e10..b73ef7af 100644
--- a/examples/OpenGL/OpenGLVertexBufferObjectSupport.h
+++ b/examples/OpenGL/OpenGLVertexBufferObjectSupport.h
@@ -28,15 +28,15 @@ freely, subject to the following restrictions:
 
 #include "glew/glew.h"
 
-struct OpenGLSurfacePatch
+struct OpenGLSurfaceMesh
 {
 	GLulong noOfIndices;
 	GLuint indexBuffer;
 	GLuint vertexBuffer;
-	const PolyVox::IndexedSurfacePatch* sourceISP;
+	const PolyVox::SurfaceMesh* sourceMesh;
 };
 
-OpenGLSurfacePatch BuildOpenGLSurfacePatch(const PolyVox::IndexedSurfacePatch& isp);
-void renderRegionVertexBufferObject(const OpenGLSurfacePatch& openGLSurfacePatch, unsigned int uLodLevel);
+OpenGLSurfaceMesh BuildOpenGLSurfaceMesh(const PolyVox::SurfaceMesh& mesh);
+void renderRegionVertexBufferObject(const OpenGLSurfaceMesh& openGLSurfaceMesh, unsigned int uLodLevel);
 
 #endif //__OpenGLExample_OpenGLVertexBufferObjectSupport_H__
diff --git a/examples/OpenGL/OpenGLWidget.cpp b/examples/OpenGL/OpenGLWidget.cpp
index b173612d..9afbbac1 100644
--- a/examples/OpenGL/OpenGLWidget.cpp
+++ b/examples/OpenGL/OpenGLWidget.cpp
@@ -51,8 +51,8 @@ OpenGLWidget::OpenGLWidget(QWidget *parent)
 void OpenGLWidget::setVolume(PolyVox::Volume<PolyVox::uint8_t>* volData)
 {
 	//First we free anything from the previous volume (if there was one).
-	m_mapOpenGLSurfacePatches.clear();
-	m_mapIndexedSurfacePatches.clear();
+	m_mapOpenGLSurfaceMeshes.clear();
+	m_mapSurfaceMeshes.clear();
 	m_volData = volData;
 
 	//If we have any volume data then generate the new surface patches.
@@ -89,63 +89,63 @@ void OpenGLWidget::setVolume(PolyVox::Volume<PolyVox::uint8_t>* volData)
 					Vector3DInt16 regUpperCorner(regionEndX, regionEndY, regionEndZ);
 
 					//Extract the surface for this region
-					//extractSurface(m_volData, 0, PolyVox::Region(regLowerCorner, regUpperCorner), ispCurrent);
-					POLYVOX_SHARED_PTR<IndexedSurfacePatch> isp = surfaceExtractor.extractSurfaceForRegion(PolyVox::Region(regLowerCorner, regUpperCorner));
+					//extractSurface(m_volData, 0, PolyVox::Region(regLowerCorner, regUpperCorner), meshCurrent);
+					POLYVOX_SHARED_PTR<SurfaceMesh> mesh = surfaceExtractor.extractSurfaceForRegion(PolyVox::Region(regLowerCorner, regUpperCorner));
 
-					//computeNormalsForVertices(m_volData, *(isp.get()), SOBEL_SMOOTHED);
-					//*ispCurrent = getSmoothedSurface(*ispCurrent);
-					//isp->smooth(0.3f);
-					//ispCurrent->generateAveragedFaceNormals(true);
+					//computeNormalsForVertices(m_volData, *(mesh.get()), SOBEL_SMOOTHED);
+					//*meshCurrent = getSmoothedSurface(*meshCurrent);
+					//mesh->smooth(0.3f);
+					//meshCurrent->generateAveragedFaceNormals(true);
 
-					if(isp->m_vecTriangleIndices.size() > 0)
+					if(mesh->m_vecTriangleIndices.size() > 0)
 					{
-						//isp->makeProgressiveMesh();
+						//mesh->makeProgressiveMesh();
 
 						/*RenderDynamicMesh rdm;
-						rdm.buildFromIndexedSurfacePatch(*isp);*/
+						rdm.buildFromSurfaceMesh(*mesh);*/
 
-						//computeNormalsForVertices(m_volData, *(isp.get()), SOBEL_SMOOTHED);
+						//computeNormalsForVertices(m_volData, *(mesh.get()), SOBEL_SMOOTHED);
 
-						//isp->smoothPositions(0.3f);
-						//isp->generateAveragedFaceNormals(true);
+						//mesh->smoothPositions(0.3f);
+						//mesh->generateAveragedFaceNormals(true);
 						
 						/*for(int ct = 0; ct < 20; ct ++)
 						{
-						//cout << "Before: " << isp->noOfDegenerateTris() << endl;
-						isp->decimate();
-						//cout << "After: " << isp->noOfDegenerateTris() << endl;
-						isp->removeDegenerateTris();
-						//cout << "After Remove: " << isp->noOfDegenerateTris() << endl << endl;
+						//cout << "Before: " << mesh->noOfDegenerateTris() << endl;
+						mesh->decimate();
+						//cout << "After: " << mesh->noOfDegenerateTris() << endl;
+						mesh->removeDegenerateTris();
+						//cout << "After Remove: " << mesh->noOfDegenerateTris() << endl << endl;
 						}*/
 
 						////////////////////////////////////////////////////////////////////////////////
-						//For decimation built into ISP
-						//isp->generateAveragedFaceNormals(true);
+						//For decimation built into Mesh
+						//mesh->generateAveragedFaceNormals(true);
 
-						isp->decimate(0.999f);
+						mesh->decimate(0.999f);
 
-						//isp->generateAveragedFaceNormals(true);
+						//mesh->generateAveragedFaceNormals(true);
 						////////////////////////////////////////////////////////////////////////////////
 
-						/*isp->generateAveragedFaceNormals(true);
+						/*mesh->generateAveragedFaceNormals(true);
 						Mesh mesh;
-						mesh.buildFromISP(isp.get());
+						mesh.buildFromMesh(mesh.get());
 						//mesh.removeEdge(*(mesh.m_edges.begin()));
 						mesh.decimateAll();
-						mesh.fillISP(isp.get());*/
+						mesh.fillMesh(mesh.get());*/
 
 
 						Vector3DUint8 v3dRegPos(uRegionX,uRegionY,uRegionZ);
 						if(m_bUseOpenGLVertexBufferObjects)
 						{
-							OpenGLSurfacePatch openGLSurfacePatch = BuildOpenGLSurfacePatch(*(isp.get()));					
-							m_mapOpenGLSurfacePatches.insert(make_pair(v3dRegPos, openGLSurfacePatch));
+							OpenGLSurfaceMesh openGLSurfaceMesh = BuildOpenGLSurfaceMesh(*(mesh.get()));					
+							m_mapOpenGLSurfaceMeshes.insert(make_pair(v3dRegPos, openGLSurfaceMesh));
 						}
 						//else
 						//{
-							m_mapIndexedSurfacePatches.insert(make_pair(v3dRegPos, isp));
+							m_mapSurfaceMeshes.insert(make_pair(v3dRegPos, mesh));
 						//}
-						//delete ispCurrent;
+						//delete meshCurrent;
 					}
 				}
 			}
@@ -226,17 +226,17 @@ void OpenGLWidget::paintGL()
 				for(PolyVox::uint16_t uRegionX = 0; uRegionX < m_uVolumeWidthInRegions; ++uRegionX)
 				{
 					Vector3DUint8 v3dRegPos(uRegionX,uRegionY,uRegionZ);
-					if(m_mapIndexedSurfacePatches.find(v3dRegPos) != m_mapIndexedSurfacePatches.end())
+					if(m_mapSurfaceMeshes.find(v3dRegPos) != m_mapSurfaceMeshes.end())
 					{
-						POLYVOX_SHARED_PTR<IndexedSurfacePatch> ispCurrent = m_mapIndexedSurfacePatches[v3dRegPos];
-						unsigned int uLodLevel = 0; //ispCurrent->m_vecLodRecords.size() - 1;
+						POLYVOX_SHARED_PTR<SurfaceMesh> meshCurrent = m_mapSurfaceMeshes[v3dRegPos];
+						unsigned int uLodLevel = 0; //meshCurrent->m_vecLodRecords.size() - 1;
 						if(m_bUseOpenGLVertexBufferObjects)
 						{													
-							renderRegionVertexBufferObject(m_mapOpenGLSurfacePatches[v3dRegPos], uLodLevel);
+							renderRegionVertexBufferObject(m_mapOpenGLSurfaceMeshes[v3dRegPos], uLodLevel);
 						}
 						else
 						{						
-							renderRegionImmediateMode(*ispCurrent, uLodLevel);
+							renderRegionImmediateMode(*meshCurrent, uLodLevel);
 						}
 					}
 				}
diff --git a/examples/OpenGL/OpenGLWidget.h b/examples/OpenGL/OpenGLWidget.h
index cd365408..c6131b68 100644
--- a/examples/OpenGL/OpenGLWidget.h
+++ b/examples/OpenGL/OpenGLWidget.h
@@ -30,7 +30,7 @@ freely, subject to the following restrictions:
 #include <QTimer>
 
 #include "Volume.h"
-#include "IndexedSurfacePatch.h"
+#include "SurfaceMesh.h"
 #include "PolyVoxImpl/Utility.h"
 
 #include "OpenGLImmediateModeSupport.h"
@@ -72,8 +72,8 @@ class OpenGLWidget : public QGLWidget
 	PolyVox::Volume<PolyVox::uint8_t>* m_volData;
 
 	//Rather than storing one big mesh, the volume is broken into regions and a mesh is stored for each region
-	std::map<PolyVox::Vector3DUint8, OpenGLSurfacePatch> m_mapOpenGLSurfacePatches;
-	std::map<PolyVox::Vector3DUint8, POLYVOX_SHARED_PTR<PolyVox::IndexedSurfacePatch> > m_mapIndexedSurfacePatches;
+	std::map<PolyVox::Vector3DUint8, OpenGLSurfaceMesh> m_mapOpenGLSurfaceMeshes;
+	std::map<PolyVox::Vector3DUint8, POLYVOX_SHARED_PTR<PolyVox::SurfaceMesh> > m_mapSurfaceMeshes;
 
 	unsigned int m_uRegionSideLength;
 	unsigned int m_uVolumeWidthInRegions;
diff --git a/examples/OpenGL/main.cpp b/examples/OpenGL/main.cpp
index 26de5bf0..8538a395 100644
--- a/examples/OpenGL/main.cpp
+++ b/examples/OpenGL/main.cpp
@@ -23,7 +23,7 @@ freely, subject to the following restrictions:
 
 #include "Log.h"
 #include "Volume.h"
-#include "IndexedSurfacePatch.h"
+#include "SurfaceMesh.h"
 #include "PolyVoxImpl/Utility.h"
 
 #include "OpenGLImmediateModeSupport.h"
diff --git a/library/PolyVoxCore/CMakeLists.txt b/library/PolyVoxCore/CMakeLists.txt
index e5689a94..9791e00a 100644
--- a/library/PolyVoxCore/CMakeLists.txt
+++ b/library/PolyVoxCore/CMakeLists.txt
@@ -5,7 +5,7 @@ PROJECT(PolyVoxCore)
 #Projects source files
 SET(CORE_SRC_FILES
 	source/GradientEstimators.cpp
-	source/IndexedSurfacePatch.cpp
+	source/SurfaceMesh.cpp
 	source/Log.cpp
 	source/Mesh.cpp
 	source/MeshEdge.cpp
@@ -20,7 +20,7 @@ SET(CORE_SRC_FILES
 #Projects headers files
 SET(CORE_INC_FILES
 	include/GradientEstimators.inl
-	include/IndexedSurfacePatch.h
+	include/SurfaceMesh.h
 	include/Log.h
 	include/Mesh.h
 	include/MeshEdge.h
diff --git a/library/PolyVoxCore/include/GradientEstimators.h b/library/PolyVoxCore/include/GradientEstimators.h
index 975fb3bd..5df0de0e 100644
--- a/library/PolyVoxCore/include/GradientEstimators.h
+++ b/library/PolyVoxCore/include/GradientEstimators.h
@@ -55,7 +55,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	Vector3DFloat computeSmoothSobelGradient(VolumeSampler<VoxelType>& volIter);
 
-	POLYVOXCORE_API void computeNormalsForVertices(Volume<uint8_t>* volumeData, IndexedSurfacePatch& isp, NormalGenerationMethod normalGenerationMethod);
+	POLYVOXCORE_API void computeNormalsForVertices(Volume<uint8_t>* volumeData, SurfaceMesh& mesh, NormalGenerationMethod normalGenerationMethod);
 	POLYVOXCORE_API Vector3DFloat computeNormal(Volume<uint8_t>* volumeData, const Vector3DFloat& v3dPos, NormalGenerationMethod normalGenerationMethod);
 }
 
diff --git a/library/PolyVoxCore/include/Mesh.h b/library/PolyVoxCore/include/Mesh.h
index 392fbce3..5e29fd6c 100644
--- a/library/PolyVoxCore/include/Mesh.h
+++ b/library/PolyVoxCore/include/Mesh.h
@@ -40,8 +40,8 @@ namespace PolyVox
 	{
 	public:
 
-		void buildFromISP(IndexedSurfacePatch* pIsp);
-		void fillISP(IndexedSurfacePatch* pIsp);
+		void buildFromMesh(SurfaceMesh* pMesh);
+		void fillMesh(SurfaceMesh* pMesh);
 		void matchEdgePairs(void);
 		void computeEdgeCosts(void);
 
diff --git a/library/PolyVoxCore/include/MeshVertex.h b/library/PolyVoxCore/include/MeshVertex.h
index 914751fe..9cbd26f1 100644
--- a/library/PolyVoxCore/include/MeshVertex.h
+++ b/library/PolyVoxCore/include/MeshVertex.h
@@ -43,7 +43,7 @@ namespace PolyVox
 		//MeshEdge* m_pEdge;
 		//std::set<MeshFace*> m_faces;
 		//std::set<MeshEdge*> m_edges; //Edges which have this vertex as the src
-		long int m_index; //Bit wasteful to store this the whle time, as it's only used when converting to ISPs?
+		long int m_index; //Bit wasteful to store this the whle time, as it's only used when converting to Meshs?
 
 		bool isSane(void);
 	};
diff --git a/library/PolyVoxCore/include/PolyVoxForwardDeclarations.h b/library/PolyVoxCore/include/PolyVoxForwardDeclarations.h
index 2e450c6b..5d558b77 100644
--- a/library/PolyVoxCore/include/PolyVoxForwardDeclarations.h
+++ b/library/PolyVoxCore/include/PolyVoxForwardDeclarations.h
@@ -46,7 +46,7 @@ namespace PolyVox
 	class MeshVertex;
 	//---------------------------------
 
-	class IndexedSurfacePatch;
+	class SurfaceMesh;
 	class Region;
 	class SurfaceVertex;
 	class SurfaceExtractor;
diff --git a/library/PolyVoxCore/include/SurfaceExtractor.h b/library/PolyVoxCore/include/SurfaceExtractor.h
index 93fc4080..06d02641 100644
--- a/library/PolyVoxCore/include/SurfaceExtractor.h
+++ b/library/PolyVoxCore/include/SurfaceExtractor.h
@@ -45,7 +45,7 @@ namespace PolyVox
 
 		void setLodLevel(uint8_t uLodLevel);
 
-		POLYVOX_SHARED_PTR<IndexedSurfacePatch> extractSurfaceForRegion(Region region);
+		POLYVOX_SHARED_PTR<SurfaceMesh> extractSurfaceForRegion(Region region);
 
 	private:
 		//Extract the surface for a particular LOD level
@@ -106,7 +106,7 @@ namespace PolyVox
 		uint32_t m_uNoOfOccupiedCells;
 
 		//The surface patch we are currently filling.
-		IndexedSurfacePatch* m_ispCurrent;
+		SurfaceMesh* m_meshCurrent;
 
 		//Information about the region we are currently processing
 		Region m_regInputCropped;
diff --git a/library/PolyVoxCore/include/IndexedSurfacePatch.h b/library/PolyVoxCore/include/SurfaceMesh.h
similarity index 88%
rename from library/PolyVoxCore/include/IndexedSurfacePatch.h
rename to library/PolyVoxCore/include/SurfaceMesh.h
index 03b32673..9087e8ea 100644
--- a/library/PolyVoxCore/include/IndexedSurfacePatch.h
+++ b/library/PolyVoxCore/include/SurfaceMesh.h
@@ -23,8 +23,8 @@ freely, subject to the following restrictions:
 *******************************************************************************/
 #pragma endregion
 
-#ifndef __PolyVox_IndexedSurfacePatch_H__
-#define __PolyVox_IndexedSurfacePatch_H__
+#ifndef __PolyVox_SurfaceMesh_H__
+#define __PolyVox_SurfaceMesh_H__
 
 #include <vector>
 #include <set>
@@ -45,11 +45,11 @@ namespace PolyVox
 		int endIndex; //Let's put it just past the end STL style
 	};
 
-	class POLYVOXCORE_API IndexedSurfacePatch
+	class POLYVOXCORE_API SurfaceMesh
 	{
 	public:
-	   IndexedSurfacePatch();
-	   ~IndexedSurfacePatch();	   
+	   SurfaceMesh();
+	   ~SurfaceMesh();	   
 
 	   const std::vector<uint32_t>& getIndices(void) const;
 	   uint32_t getNoOfIndices(void) const;
@@ -67,7 +67,7 @@ namespace PolyVox
 	   void smoothPositions(float fAmount, bool bIncludeGeometryEdgeVertices = false);
 	   void sumNearbyNormals(bool bNormaliseResult = true);
 
-	   POLYVOX_SHARED_PTR<IndexedSurfacePatch> extractSubset(std::set<uint8_t> setMaterials);
+	   POLYVOX_SHARED_PTR<SurfaceMesh> extractSubset(std::set<uint8_t> setMaterials);
 
 	   void generateAveragedFaceNormals(bool bNormalise, bool bIncludeEdgeVertices = false);
 	   
@@ -110,4 +110,4 @@ namespace PolyVox
 	};	
 }
 
-#endif /* __IndexedSurfacePatch_H__ */
+#endif /* __SurfaceMesh_H__ */
diff --git a/library/PolyVoxCore/include/Volume.h b/library/PolyVoxCore/include/Volume.h
index a57d64c7..70140f0f 100644
--- a/library/PolyVoxCore/include/Volume.h
+++ b/library/PolyVoxCore/include/Volume.h
@@ -46,7 +46,7 @@ namespace PolyVox
 	/// by a three dimensional (x,y,z) coordinate, rather than the two dimensional (x,y)
 	/// coordinate which is used to identify an element (pixel) in a normal image. Within
 	/// PolyVox, the Volume class is used to store and manipulate our data before we extract 
-	/// our SurfacePatch's from it.
+	/// our SurfaceMeshs from it.
 	/// 
 	/// <b>Data Representaion - feel free to skip</b>
 	/// If stored carelessly, volume data can take up a huge amount of memory. For example, a
diff --git a/library/PolyVoxCore/source/GradientEstimators.cpp b/library/PolyVoxCore/source/GradientEstimators.cpp
index d3e0fa0d..54eb19f3 100644
--- a/library/PolyVoxCore/source/GradientEstimators.cpp
+++ b/library/PolyVoxCore/source/GradientEstimators.cpp
@@ -22,7 +22,7 @@ freely, subject to the following restrictions:
 *******************************************************************************/
 
 #include "GradientEstimators.h"
-#include "IndexedSurfacePatch.h"
+#include "SurfaceMesh.h"
 #include "SurfaceVertex.h"
 #include "PolyVoxImpl/TypeDef.h"
 
@@ -30,13 +30,13 @@ using namespace std;
 
 namespace PolyVox
 {
-	void computeNormalsForVertices(Volume<uint8_t>* volumeData, IndexedSurfacePatch& isp, NormalGenerationMethod normalGenerationMethod)
+	void computeNormalsForVertices(Volume<uint8_t>* volumeData, SurfaceMesh& mesh, NormalGenerationMethod normalGenerationMethod)
 	{
-		std::vector<SurfaceVertex>& vecVertices = isp.getRawVertexData();
+		std::vector<SurfaceVertex>& vecVertices = mesh.getRawVertexData();
 		std::vector<SurfaceVertex>::iterator iterSurfaceVertex = vecVertices.begin();
 		while(iterSurfaceVertex != vecVertices.end())
 		{
-			const Vector3DFloat& v3dPos = iterSurfaceVertex->getPosition() + static_cast<Vector3DFloat>(isp.m_Region.getLowerCorner());
+			const Vector3DFloat& v3dPos = iterSurfaceVertex->getPosition() + static_cast<Vector3DFloat>(mesh.m_Region.getLowerCorner());
 			const Vector3DInt16 v3dFloor = static_cast<Vector3DInt16>(v3dPos);
 
 			VolumeSampler<uint8_t> volIter(volumeData);
diff --git a/library/PolyVoxCore/source/Mesh.cpp b/library/PolyVoxCore/source/Mesh.cpp
index 49fccc63..6486f9a9 100644
--- a/library/PolyVoxCore/source/Mesh.cpp
+++ b/library/PolyVoxCore/source/Mesh.cpp
@@ -25,31 +25,31 @@ freely, subject to the following restrictions:
 
 #include "Mesh.h"
 
-#include "IndexedSurfacePatch.h"
+#include "SurfaceMesh.h"
 
 #include <vector>
 
 namespace PolyVox
 {
-	void Mesh::buildFromISP(IndexedSurfacePatch* pIsp)
+	void Mesh::buildFromMesh(SurfaceMesh* pMesh)
 	{
 		//First we copy the vertices across.
 		//We also keep track of where each vertex went
-		std::vector< std::set<MeshVertex*>::iterator > vertexMapper(pIsp->getNoOfVertices());
+		std::vector< std::set<MeshVertex*>::iterator > vertexMapper(pMesh->getNoOfVertices());
 
-		for(int ct = 0; ct < pIsp->getNoOfVertices(); ct++)
+		for(int ct = 0; ct < pMesh->getNoOfVertices(); ct++)
 		{
 			MeshVertex* pMeshVertex = new MeshVertex;
-			pMeshVertex->m_vertexData = pIsp->m_vecVertices[ct];
+			pMeshVertex->m_vertexData = pMesh->m_vecVertices[ct];
 			vertexMapper[ct] = m_vertices.insert(pMeshVertex).first;
 		}
 
 		//Next, we add each triangle to the mesh
-		for(int triCt = 0; triCt < pIsp->getNoOfIndices() / 3; triCt++)
+		for(int triCt = 0; triCt < pMesh->getNoOfIndices() / 3; triCt++)
 		{
-			int index0 = pIsp->m_vecTriangleIndices[triCt * 3];
-			int index1 = pIsp->m_vecTriangleIndices[triCt * 3 + 1];
-			int index2 = pIsp->m_vecTriangleIndices[triCt * 3 + 2];
+			int index0 = pMesh->m_vecTriangleIndices[triCt * 3];
+			int index1 = pMesh->m_vecTriangleIndices[triCt * 3 + 1];
+			int index2 = pMesh->m_vecTriangleIndices[triCt * 3 + 2];
 
 			MeshVertex* meshVertex0 = *(vertexMapper[index0]);
 			MeshVertex* meshVertex1 = *(vertexMapper[index1]);
@@ -188,14 +188,14 @@ namespace PolyVox
 		}
 	}
 
-	void Mesh::fillISP(IndexedSurfacePatch* pIsp)
+	void Mesh::fillMesh(SurfaceMesh* pMesh)
 	{
-		pIsp->clear();
+		pMesh->clear();
 
 		for(std::set<MeshVertex*>::iterator vertItor = m_vertices.begin(); vertItor != m_vertices.end(); vertItor++)
 		{
 			MeshVertex* meshVertex = *vertItor;
-			meshVertex->m_index = pIsp->addVertex(meshVertex->m_vertexData);
+			meshVertex->m_index = pMesh->addVertex(meshVertex->m_vertexData);
 		}
 
 		for(std::set<MeshFace*>::iterator faceItor = m_faces.begin(); faceItor != m_faces.end(); faceItor++)
@@ -205,14 +205,14 @@ namespace PolyVox
 			MeshVertex* v1 = meshFace->m_pEdge->m_pNextEdge->m_pSrc;
 			MeshVertex* v2 = meshFace->m_pEdge->m_pNextEdge->m_pNextEdge->m_pSrc;
 
-			pIsp->addTriangle(v0->m_index, v1->m_index, v2->m_index);
+			pMesh->addTriangle(v0->m_index, v1->m_index, v2->m_index);
 		}
 
-		pIsp->m_vecLodRecords.clear();
+		pMesh->m_vecLodRecords.clear();
 		LodRecord lodRecord;
 		lodRecord.beginIndex = 0;
-		lodRecord.endIndex = pIsp->getNoOfIndices();
-		pIsp->m_vecLodRecords.push_back(lodRecord);
+		lodRecord.endIndex = pMesh->getNoOfIndices();
+		pMesh->m_vecLodRecords.push_back(lodRecord);
 	}
 
 	void Mesh::removeEdge(MeshEdge* pMeshEdge)
diff --git a/library/PolyVoxCore/source/SurfaceExtractor.cpp b/library/PolyVoxCore/source/SurfaceExtractor.cpp
index f20bbdc8..1c6b142d 100644
--- a/library/PolyVoxCore/source/SurfaceExtractor.cpp
+++ b/library/PolyVoxCore/source/SurfaceExtractor.cpp
@@ -23,7 +23,7 @@ freely, subject to the following restrictions:
 
 #include "SurfaceExtractor.h"
 
-#include "IndexedSurfacePatch.h"
+#include "SurfaceMesh.h"
 #include "PolyVoxImpl/MarchingCubesTables.h"
 #include "SurfaceVertex.h"
 
@@ -49,7 +49,7 @@ namespace PolyVox
 		m_uStepSize = 1 << uLodLevel;
 	}
 
-	POLYVOX_SHARED_PTR<IndexedSurfacePatch> SurfaceExtractor::extractSurfaceForRegion(Region region)
+	POLYVOX_SHARED_PTR<SurfaceMesh> SurfaceExtractor::extractSurfaceForRegion(Region region)
 	{		
 		m_regInputUncropped = region;
 
@@ -62,7 +62,7 @@ namespace PolyVox
 		m_regInputCropped = region;
 		m_regInputCropped.cropTo(m_regVolumeCropped);
 
-		m_ispCurrent = new IndexedSurfacePatch();
+		m_meshCurrent = new SurfaceMesh();
 
 		m_uRegionWidth = m_regInputCropped.width();
 		m_uRegionHeight = m_regInputCropped.height();
@@ -111,15 +111,15 @@ namespace PolyVox
 		delete[] m_pPreviousVertexIndicesZ;
 		delete[] m_pCurrentVertexIndicesZ;		
 
-		m_ispCurrent->m_Region = m_regInputUncropped;
+		m_meshCurrent->m_Region = m_regInputUncropped;
 
-		m_ispCurrent->m_vecLodRecords.clear();
+		m_meshCurrent->m_vecLodRecords.clear();
 		LodRecord lodRecord;
 		lodRecord.beginIndex = 0;
-		lodRecord.endIndex = m_ispCurrent->getNoOfIndices();
-		m_ispCurrent->m_vecLodRecords.push_back(lodRecord);
+		lodRecord.endIndex = m_meshCurrent->getNoOfIndices();
+		m_meshCurrent->m_vecLodRecords.push_back(lodRecord);
 
-		return POLYVOX_SHARED_PTR<IndexedSurfacePatch>(m_ispCurrent);
+		return POLYVOX_SHARED_PTR<SurfaceMesh>(m_meshCurrent);
 	}
 
 	template<uint8_t uLodLevel>
@@ -636,7 +636,7 @@ namespace PolyVox
 					surfaceVertex.setOnGeometryEdgePosY(isPosYEdge);
 					surfaceVertex.setOnGeometryEdgeNegZ(isNegZEdge);
 					surfaceVertex.setOnGeometryEdgePosZ(isPosZEdge);
-					uint32_t uLastVertexIndex = m_ispCurrent->addVertex(surfaceVertex);
+					uint32_t uLastVertexIndex = m_meshCurrent->addVertex(surfaceVertex);
 					m_pCurrentVertexIndicesX[getIndex(uXVolSpace - m_regInputCropped.getLowerCorner().getX(),uYVolSpace - m_regInputCropped.getLowerCorner().getY())] = uLastVertexIndex;
 				}
 				if (edgeTable[iCubeIndex] & 8)
@@ -654,7 +654,7 @@ namespace PolyVox
 					surfaceVertex.setOnGeometryEdgePosY(isPosYEdge);
 					surfaceVertex.setOnGeometryEdgeNegZ(isNegZEdge);
 					surfaceVertex.setOnGeometryEdgePosZ(isPosZEdge);
-					uint32_t uLastVertexIndex = m_ispCurrent->addVertex(surfaceVertex);
+					uint32_t uLastVertexIndex = m_meshCurrent->addVertex(surfaceVertex);
 					m_pCurrentVertexIndicesY[getIndex(uXVolSpace - m_regInputCropped.getLowerCorner().getX(),uYVolSpace - m_regInputCropped.getLowerCorner().getY())] = uLastVertexIndex;
 				}
 				if (edgeTable[iCubeIndex] & 256)
@@ -672,7 +672,7 @@ namespace PolyVox
 					surfaceVertex.setOnGeometryEdgePosY(isPosYEdge);
 					surfaceVertex.setOnGeometryEdgeNegZ(isNegZEdge);
 					surfaceVertex.setOnGeometryEdgePosZ(isPosZEdge);
-					uint32_t uLastVertexIndex = m_ispCurrent->addVertex(surfaceVertex);
+					uint32_t uLastVertexIndex = m_meshCurrent->addVertex(surfaceVertex);
 					m_pCurrentVertexIndicesZ[getIndex(uXVolSpace - m_regInputCropped.getLowerCorner().getX(),uYVolSpace - m_regInputCropped.getLowerCorner().getY())] = uLastVertexIndex;
 				}
 			}//For each cell
@@ -785,7 +785,7 @@ namespace PolyVox
 						assert(ind0 < 1000000);
 						assert(ind1 < 1000000);
 						assert(ind2 < 1000000);
-						m_ispCurrent->addTriangle(ind0, ind1, ind2);
+						m_meshCurrent->addTriangle(ind0, ind1, ind2);
 					}
 				}//For each triangle
 			}//For each cell
diff --git a/library/PolyVoxCore/source/IndexedSurfacePatch.cpp b/library/PolyVoxCore/source/SurfaceMesh.cpp
similarity index 89%
rename from library/PolyVoxCore/source/IndexedSurfacePatch.cpp
rename to library/PolyVoxCore/source/SurfaceMesh.cpp
index e1caa13e..be5d1a8d 100644
--- a/library/PolyVoxCore/source/IndexedSurfacePatch.cpp
+++ b/library/PolyVoxCore/source/SurfaceMesh.cpp
@@ -23,7 +23,7 @@ freely, subject to the following restrictions:
 *******************************************************************************/
 #pragma endregion
 
-#include "IndexedSurfacePatch.h"
+#include "SurfaceMesh.h"
 
 #include <cstdlib>
 #include <list>
@@ -32,26 +32,26 @@ using namespace std;
 
 namespace PolyVox
 {
-	IndexedSurfacePatch::IndexedSurfacePatch()
+	SurfaceMesh::SurfaceMesh()
 	{
 		m_iTimeStamp = -1;
 	}
 
-	IndexedSurfacePatch::~IndexedSurfacePatch()	  
+	SurfaceMesh::~SurfaceMesh()	  
 	{
 	}
 
-	const std::vector<uint32_t>& IndexedSurfacePatch::getIndices(void) const
+	const std::vector<uint32_t>& SurfaceMesh::getIndices(void) const
 	{
 		return m_vecTriangleIndices;
 	}
 
-	uint32_t IndexedSurfacePatch::getNoOfIndices(void) const
+	uint32_t SurfaceMesh::getNoOfIndices(void) const
 	{
 		return m_vecTriangleIndices.size();
 	}	
 
-	uint32_t IndexedSurfacePatch::getNoOfNonUniformTrianges(void) const
+	uint32_t SurfaceMesh::getNoOfNonUniformTrianges(void) const
 	{
 		uint32_t result = 0;
 		for(uint32_t i = 0; i < m_vecTriangleIndices.size() - 2; i += 3)
@@ -68,7 +68,7 @@ namespace PolyVox
 		return result;
 	}
 
-	uint32_t IndexedSurfacePatch::getNoOfUniformTrianges(void) const
+	uint32_t SurfaceMesh::getNoOfUniformTrianges(void) const
 	{
 		uint32_t result = 0;
 		for(uint32_t i = 0; i < m_vecTriangleIndices.size() - 2; i += 3)
@@ -82,22 +82,22 @@ namespace PolyVox
 		return result;
 	}
 
-	uint32_t IndexedSurfacePatch::getNoOfVertices(void) const
+	uint32_t SurfaceMesh::getNoOfVertices(void) const
 	{
 		return m_vecVertices.size();
 	}
 
-	std::vector<SurfaceVertex>& IndexedSurfacePatch::getRawVertexData(void)
+	std::vector<SurfaceVertex>& SurfaceMesh::getRawVertexData(void)
 	{
 		return m_vecVertices;
 	}
 
-	const std::vector<SurfaceVertex>& IndexedSurfacePatch::getVertices(void) const
+	const std::vector<SurfaceVertex>& SurfaceMesh::getVertices(void) const
 	{
 		return m_vecVertices;
 	}		
 
-	void IndexedSurfacePatch::addTriangle(uint32_t index0, uint32_t index1, uint32_t index2)
+	void SurfaceMesh::addTriangle(uint32_t index0, uint32_t index1, uint32_t index2)
 	{
 		m_vecTriangleIndices.push_back(index0);
 		m_vecTriangleIndices.push_back(index1);
@@ -115,13 +115,13 @@ namespace PolyVox
 		}
 	}
 
-	uint32_t IndexedSurfacePatch::addVertex(const SurfaceVertex& vertex)
+	uint32_t SurfaceMesh::addVertex(const SurfaceVertex& vertex)
 	{
 		m_vecVertices.push_back(vertex);
 		return m_vecVertices.size() - 1;
 	}
 
-	void IndexedSurfacePatch::clear(void)
+	void SurfaceMesh::clear(void)
 	{
 		m_vecVertices.clear();
 		m_vecTriangleIndices.clear();
@@ -129,7 +129,7 @@ namespace PolyVox
 		m_mapUsedMaterials.clear();
 	}
 
-	const bool IndexedSurfacePatch::isEmpty(void) const
+	const bool SurfaceMesh::isEmpty(void) const
 	{
 		return (getNoOfVertices() == 0) || (getNoOfIndices() == 0);
 	}
@@ -142,10 +142,10 @@ namespace PolyVox
 	/// \param fAmount A factor controlling how much the vertices move by. Find a good
 	/// value by experimentation, starting with something small such as 0.1f.
 	/// \param bIncludeGeometryEdgeVertices Indicates whether vertices on the edge of an
-	/// IndexedSurfacePatch should be smoothed. This can cause dicontinuities between
+	/// SurfaceMesh should be smoothed. This can cause dicontinuities between
 	/// neighbouring patches.
 	////////////////////////////////////////////////////////////////////////////////
-	void IndexedSurfacePatch::smoothPositions(float fAmount, bool bIncludeGeometryEdgeVertices)
+	void SurfaceMesh::smoothPositions(float fAmount, bool bIncludeGeometryEdgeVertices)
 	{
 		if(m_vecVertices.size() == 0) //FIXME - I don't think we should need this test, but I have seen crashes otherwise...
 		{
@@ -221,7 +221,7 @@ namespace PolyVox
 	/// vertex. Usually, the resulting normals should be renormalised afterwards.
 	/// Note: This function can cause lighting discontinuities accross region boundaries.
 	////////////////////////////////////////////////////////////////////////////////
-	void IndexedSurfacePatch::sumNearbyNormals(bool bNormaliseResult)
+	void SurfaceMesh::sumNearbyNormals(bool bNormaliseResult)
 	{
 		if(m_vecVertices.size() == 0) //FIXME - I don't think we should need this test, but I have seen crashes otherwise...
 		{
@@ -262,7 +262,7 @@ namespace PolyVox
 		}
 	}
 
-	void IndexedSurfacePatch::generateAveragedFaceNormals(bool bNormalise, bool bIncludeEdgeVertices)
+	void SurfaceMesh::generateAveragedFaceNormals(bool bNormalise, bool bIncludeEdgeVertices)
 	{
 		Vector3DFloat offset = static_cast<Vector3DFloat>(m_Region.getLowerCorner());
 
@@ -313,7 +313,7 @@ namespace PolyVox
 
 	//This function looks at every vertex in the mesh and determines
 	//how many of it's neighbours have the same material.
-	void IndexedSurfacePatch::countNoOfNeighboursUsingMaterial(void)
+	void SurfaceMesh::countNoOfNeighboursUsingMaterial(void)
 	{
 		//Find all the neighbouring vertices for each vertex
 		std::vector< std::set<int> > neighbouringVertices(m_vecVertices.size());
@@ -348,9 +348,9 @@ namespace PolyVox
 		}
 	}
 
-	POLYVOX_SHARED_PTR<IndexedSurfacePatch> IndexedSurfacePatch::extractSubset(std::set<uint8_t> setMaterials)
+	POLYVOX_SHARED_PTR<SurfaceMesh> SurfaceMesh::extractSubset(std::set<uint8_t> setMaterials)
 	{
-		POLYVOX_SHARED_PTR<IndexedSurfacePatch> result(new IndexedSurfacePatch);
+		POLYVOX_SHARED_PTR<SurfaceMesh> result(new SurfaceMesh);
 
 		if(m_vecVertices.size() == 0) //FIXME - I don't think we should need this test, but I have seen crashes otherwise...
 		{
@@ -413,7 +413,7 @@ namespace PolyVox
 		return result;
 	}
 
-	/*int IndexedSurfacePatch::countMaterialBoundary(void)
+	/*int SurfaceMesh::countMaterialBoundary(void)
 	{
 		int count = 0;
 		for(int ct = 0; ct < m_vecVertices.size(); ct++)
@@ -426,7 +426,7 @@ namespace PolyVox
 		return count;
 	}
 
-	void IndexedSurfacePatch::growMaterialBoundary(void)
+	void SurfaceMesh::growMaterialBoundary(void)
 	{
 		std::vector<SurfaceVertex> vecNewVertices = m_vecVertices;
 
@@ -453,7 +453,7 @@ namespace PolyVox
 		m_vecVertices = vecNewVertices;
 	}*/
 
-	void IndexedSurfacePatch::decimate(float fMinDotProductForCollapse)
+	void SurfaceMesh::decimate(float fMinDotProductForCollapse)
 	{
 		// We will need the information from this function to
 		// determine when material boundary edges can collapse.
@@ -475,7 +475,7 @@ namespace PolyVox
 	}
 
 	// Returns true if every bit which is set in 'a' is also set in 'b'. The reverse does not need to be true.
-	bool IndexedSurfacePatch::isSubset(std::bitset<VF_NO_OF_FLAGS> a, std::bitset<VF_NO_OF_FLAGS> b)
+	bool SurfaceMesh::isSubset(std::bitset<VF_NO_OF_FLAGS> a, std::bitset<VF_NO_OF_FLAGS> b)
 	{
 		bool result = true;
 
@@ -494,7 +494,7 @@ namespace PolyVox
 		return result;
 	}
 
-	uint32_t IndexedSurfacePatch::performDecimationPass(float fMinDotProductForCollapse)
+	uint32_t SurfaceMesh::performDecimationPass(float fMinDotProductForCollapse)
 	{
 		// I'm using a vector of lists here, rather than a vector of sets,
 		// because I don't believe that duplicaes should occur. But this
@@ -783,7 +783,7 @@ namespace PolyVox
 		return noOfEdgesCollapsed;
 	}
 
-	int IndexedSurfacePatch::noOfDegenerateTris(void)
+	int SurfaceMesh::noOfDegenerateTris(void)
 	{
 		int count = 0;
 		for(int triCt = 0; triCt < m_vecTriangleIndices.size();)
@@ -803,7 +803,7 @@ namespace PolyVox
 		return count;
 	}
 
-	void IndexedSurfacePatch::removeDegenerateTris(void)
+	void SurfaceMesh::removeDegenerateTris(void)
 	{
 		int noOfNonDegenerate = 0;
 		int targetCt = 0;
diff --git a/library/PolyVoxUtil/source/VolumeChangeTracker.cpp b/library/PolyVoxUtil/source/VolumeChangeTracker.cpp
index 2803122e..84e6ac97 100644
--- a/library/PolyVoxUtil/source/VolumeChangeTracker.cpp
+++ b/library/PolyVoxUtil/source/VolumeChangeTracker.cpp
@@ -26,7 +26,7 @@ freely, subject to the following restrictions:
 #include "VolumeChangeTracker.h"
 
 #include "GradientEstimators.h"
-#include "IndexedSurfacePatch.h"
+#include "SurfaceMesh.h"
 #include "PolyVoxImpl/MarchingCubesTables.h"
 #include "SurfaceVertex.h"
 #include "PolyVoxImpl/Utility.h"