(#557, #560, #561) WLP: Started to return a cleaner intersection list from the extractor.

Created a common baseclass to be able to use same intersection cleanup code.

ApplicationCode/ReservoirDataModel/CMakeLists_files.cmake

@@ -19,6 +19,7 @@ ${CEE_CURRENT_LIST_DIR}RigCombTransResultAccessor.h
 ${CEE_CURRENT_LIST_DIR}RigCombMultResultAccessor.h
 ${CEE_CURRENT_LIST_DIR}RigResultModifier.h
 ${CEE_CURRENT_LIST_DIR}RigResultModifierFactory.h
+${CEE_CURRENT_LIST_DIR}RigWellLogExtractor.h
 ${CEE_CURRENT_LIST_DIR}RigEclipseWellLogExtractor.h
 ${CEE_CURRENT_LIST_DIR}RigLocalGrid.h
 ${CEE_CURRENT_LIST_DIR}RigMainGrid.h
@@ -52,6 +53,7 @@ ${CEE_CURRENT_LIST_DIR}RigCellEdgeResultAccessor.cpp
 ${CEE_CURRENT_LIST_DIR}RigCombTransResultAccessor.cpp
 ${CEE_CURRENT_LIST_DIR}RigCombMultResultAccessor.cpp
 ${CEE_CURRENT_LIST_DIR}RigResultModifierFactory.cpp
+${CEE_CURRENT_LIST_DIR}RigWellLogExtractor.cpp
 ${CEE_CURRENT_LIST_DIR}RigEclipseWellLogExtractor.cpp
 ${CEE_CURRENT_LIST_DIR}RigLocalGrid.cpp
 ${CEE_CURRENT_LIST_DIR}RigMainGrid.cpp

ApplicationCode/ReservoirDataModel/RigEclipseWellLogExtractor.cpp

@@ -33,7 +33,7 @@
 //==================================================================================================
 
 RigEclipseWellLogExtractor::RigEclipseWellLogExtractor(const RigCaseData* aCase, const RigWellPath* wellpath)
-    : m_caseData(aCase), m_wellPath(wellpath)
+    : m_caseData(aCase), RigWellLogExtractor(wellpath)
 {
     calculateIntersection();
 }
@@ -50,6 +50,8 @@ void RigEclipseWellLogExtractor::calculateIntersection()
 
     if (!m_wellPath->m_wellPathPoints.size()) return ;
 
+    std::map<RigMDCellIdxEnterLeaveIntersectionSorterKey, HexIntersectionInfo > uniqueIntersections;
+
     for (size_t wpp = 0; wpp < m_wellPath->m_wellPathPoints.size() - 1; ++wpp)
     {
         cvf::BoundingBox bb;
@@ -83,8 +85,8 @@ void RigEclipseWellLogExtractor::calculateIntersection()
         // Now, with all the intersections of this piece of line, we need to 
         // sort them in order, and set the measured depth and corresponding cell index
         
-        // map <WellPathDepthPoint, (CellIdx, intersectionPoint)>
-        std::map<WellPathDepthPoint, HexIntersectionInfo > sortedIntersections;
+        // Inserting the intersections in this map will remove identical intersections
+        // and sort them according to MD, CellIdx, Leave/enter
 
         double md1 = m_wellPath->m_measuredDepths[wpp];
         double md2 = m_wellPath->m_measuredDepths[wpp+1];
@@ -92,11 +94,13 @@ void RigEclipseWellLogExtractor::calculateIntersection()
         for (size_t intIdx = 0; intIdx < intersections.size(); ++intIdx)
         {
             if (!isCellFaceNormalsOut) intersections[intIdx].m_isIntersectionEntering = !intersections[intIdx].m_isIntersectionEntering ;
+
             double lenghtAlongLineSegment1 = (intersections[intIdx].m_intersectionPoint - p1).length();
             double lenghtAlongLineSegment2 = (p2 - intersections[intIdx].m_intersectionPoint).length();
-            double measuredDepthDiff = md2 - md1;
-            double lineLength = lenghtAlongLineSegment1 + lenghtAlongLineSegment2;
-            double measuredDepthOfPoint = 0.0;
+            double measuredDepthDiff       = md2 - md1;
+            double lineLength              = lenghtAlongLineSegment1 + lenghtAlongLineSegment2;
+            double measuredDepthOfPoint    = 0.0;
+
             if (lineLength > 0.00001)
             {
                 measuredDepthOfPoint = md1 + measuredDepthDiff*lenghtAlongLineSegment1/(lineLength);
@@ -105,14 +109,125 @@ void RigEclipseWellLogExtractor::calculateIntersection()
             {
                 measuredDepthOfPoint = md1;
             }
-            sortedIntersections.insert(std::make_pair(WellPathDepthPoint(measuredDepthOfPoint, intersections[intIdx].m_isIntersectionEntering),  intersections[intIdx]));  
+
+            uniqueIntersections.insert(std::make_pair(RigMDCellIdxEnterLeaveIntersectionSorterKey(measuredDepthOfPoint, 
+                                                                                                  intersections[intIdx].m_hexIndex, 
+                                                                                                  intersections[intIdx].m_isIntersectionEntering),  
+                                                            intersections[intIdx]));  
+        }
+    }
+
+    {
+        // For same MD and same cell, remove enter/leave pairs, as they only touches the wellpath, and should not contribute.
+
+        std::map<RigMDCellIdxEnterLeaveIntersectionSorterKey, HexIntersectionInfo >::iterator it1 = uniqueIntersections.begin();
+        std::map<RigMDCellIdxEnterLeaveIntersectionSorterKey, HexIntersectionInfo >::iterator it2 = uniqueIntersections.begin();
+
+        std::vector<std::map<RigMDCellIdxEnterLeaveIntersectionSorterKey, HexIntersectionInfo >::iterator> iteratorsToIntersectonsToErase;
+
+        while (it2 != uniqueIntersections.end())
+        {
+            ++it2;
+            if (it2 != uniqueIntersections.end())
+            {
+                if (RigHexIntersector::isEqualDepth(it1->first.measuredDepth, it2->first.measuredDepth))
+                {
+                    if (it1->first.hexIndex == it2->first.hexIndex)
+                    {
+                        // Remove the two from the map, as they just are a touch of the cell surface
+                        CVF_TIGHT_ASSERT(!it1->first.isEnteringCell && it2->first.isEnteringCell);
+
+                        iteratorsToIntersectonsToErase.push_back(it1);
+                        iteratorsToIntersectonsToErase.push_back(it2);
+                    }
+                }
+            }
+            ++it1;
         }
 
-        // Now populate the return arrays
+        // Erase all the intersections that is not needed
+        for (size_t erItIdx = 0; erItIdx < iteratorsToIntersectonsToErase.size(); ++erItIdx)
+        {
+            uniqueIntersections.erase(iteratorsToIntersectonsToErase[erItIdx]);
+        }
+    }
 
-        std::map<WellPathDepthPoint, HexIntersectionInfo >::iterator it;
-        it = sortedIntersections.begin();
-        while (it != sortedIntersections.end())
+    // Copy the map into a different sorting regime, with enter leave more significant than cell index
+    std::map<RigMDEnterLeaveCellIdxIntersectionSorterKey, HexIntersectionInfo > sortedUniqueIntersections;
+    {
+        std::map<RigMDCellIdxEnterLeaveIntersectionSorterKey, HexIntersectionInfo >::iterator it = uniqueIntersections.begin();
+        while (it != uniqueIntersections.end())
+        {
+            sortedUniqueIntersections.insert(std::make_pair(RigMDEnterLeaveCellIdxIntersectionSorterKey(it->first.measuredDepth, it->first.isEnteringCell, it->first.hexIndex),
+                                                       it->second));
+            ++it;
+        }
+    }
+
+
+    // Make sure we have sensible pairs of intersections. One pair for each in/out of a cell
+    {
+        // Add an intersection for the well startpoint that is inside the first cell
+        std::map<RigMDEnterLeaveCellIdxIntersectionSorterKey, HexIntersectionInfo >::iterator it = sortedUniqueIntersections.begin();
+        if (it != sortedUniqueIntersections.end() && !it->first.isEnteringCell) // Leaving a cell as first intersection. Well starts inside a cell.
+        {
+            // Needs wellpath start point in front
+            HexIntersectionInfo firstLeavingPoint = it->second;
+            firstLeavingPoint.m_intersectionPoint =  m_wellPath->m_wellPathPoints[0];
+
+            sortedUniqueIntersections.insert(std::make_pair(RigMDEnterLeaveCellIdxIntersectionSorterKey(m_wellPath->m_measuredDepths[0], firstLeavingPoint.m_hexIndex, true),
+                firstLeavingPoint));
+        }
+
+        // Add an intersection for the well endpoint possibly inside the last cell.
+        std::map<RigMDEnterLeaveCellIdxIntersectionSorterKey, HexIntersectionInfo >::reverse_iterator rit = sortedUniqueIntersections.rbegin();
+        if (rit != sortedUniqueIntersections.rend() && rit->first.isEnteringCell) // Entering a cell as last intersection. Well ends inside a cell.
+        {
+            // Needs wellpath end point at end
+            HexIntersectionInfo lastEnterPoint = rit->second;
+            lastEnterPoint.m_intersectionPoint =  m_wellPath->m_wellPathPoints.back();
+
+            sortedUniqueIntersections.insert(std::make_pair(RigMDEnterLeaveCellIdxIntersectionSorterKey(m_wellPath->m_measuredDepths.back(), lastEnterPoint.m_hexIndex, false),
+                lastEnterPoint));
+        }
+    }
+
+    std::map<RigMDEnterLeaveIntersectionSorterKey, HexIntersectionInfo > filteredSortedIntersections;
+
+    {
+        std::map<RigMDEnterLeaveCellIdxIntersectionSorterKey, HexIntersectionInfo >::iterator it1 = sortedUniqueIntersections.begin();
+        std::map<RigMDEnterLeaveCellIdxIntersectionSorterKey, HexIntersectionInfo >::iterator it2;
+
+        while (it1 != sortedUniqueIntersections.end())
+        {
+            it2 = it1;
+            ++it2;
+
+            if (it2 == sortedUniqueIntersections.end()) break;
+
+            // If we have a proper pair, insert in the filtered list and continue
+            if ( !RigMDEnterLeaveCellIdxIntersectionSorterKey::isProperPair(  it1->first, it2->first))
+            {
+                //CVF_ASSERT(false);
+                cvf::Trace::show(cvf::String("Well log curve is inaccurate around MD:  ") + cvf::String::number((double)(it1->first.measuredDepth)) + ", " + cvf::String::number((double)(it2->first.measuredDepth)));
+            }
+            {
+                filteredSortedIntersections.insert(std::make_pair(RigMDEnterLeaveIntersectionSorterKey(it1->first.measuredDepth, it1->first.isEnteringCell),
+                                                                  it1->second));
+                ++it1;
+                filteredSortedIntersections.insert(std::make_pair(RigMDEnterLeaveIntersectionSorterKey(it1->first.measuredDepth, it1->first.isEnteringCell),
+                                                                  it1->second));
+                ++it1;
+            }
+        }
+    }
+    
+    {
+        // Now populate the return arrays
+        std::map<RigMDEnterLeaveIntersectionSorterKey, HexIntersectionInfo >::iterator it;
+
+        it = filteredSortedIntersections.begin();
+        while (it != filteredSortedIntersections.end())
         {
             m_measuredDepth.push_back(it->first.measuredDepth);
             m_trueVerticalDepth.push_back(abs(it->second.m_intersectionPoint[2]));
@@ -130,7 +245,7 @@ void RigEclipseWellLogExtractor::calculateIntersection()
 void RigEclipseWellLogExtractor::curveData(const RigResultAccessor* resultAccessor, std::vector<double>* values)
 {
     CVF_TIGHT_ASSERT(values);
-    values->resize(m_intersections.size());// + 1); // Plus one for the end of the wellpath stopping inside a cell
+    values->resize(m_intersections.size());
 
     for (size_t cpIdx = 0; cpIdx < m_intersections.size(); ++cpIdx)
     {
@@ -138,9 +253,7 @@ void RigEclipseWellLogExtractor::curveData(const RigResultAccessor* resultAccess
         cvf::StructGridInterface::FaceType cellFace = m_intersectedCellFaces[cpIdx];
         (*values)[cpIdx] = resultAccessor->cellFaceScalarGlobIdx(cellIdx, cellFace);
     }
-
-    // What do we do with the endpoint of the wellpath ?
-    // Ignore it for now ...
+   
 }
 
 //--------------------------------------------------------------------------------------------------

ApplicationCode/ReservoirDataModel/RigEclipseWellLogExtractor.h

@@ -19,6 +19,8 @@
 
 #pragma once
 
+#include "RigWellLogExtractor.h"
+
 #include "cvfBase.h"
 #include "cvfObject.h"
 #include "cvfMath.h"
@@ -38,17 +40,12 @@ namespace cvf {
 //==================================================================================================
 /// 
 //==================================================================================================
-class RigEclipseWellLogExtractor : public cvf::Object
+class RigEclipseWellLogExtractor : public RigWellLogExtractor
 {
 public:
     RigEclipseWellLogExtractor(const RigCaseData* aCase, const RigWellPath* wellpath);
 
-    const std::vector<double>&  measuredDepth(){ return m_measuredDepth; }
-    const std::vector<double>&  trueVerticalDepth(){return m_trueVerticalDepth;}
-
-    const RigWellPath*          wellPathData() { return m_wellPath.p();}
     void                        curveData(const RigResultAccessor* resultAccessor, std::vector<double>* values );
-
     const RigCaseData*          caseData()     { return m_caseData.p();}
 
 protected:
@@ -56,14 +53,4 @@ protected:
     std::vector<size_t>         findCloseCells(const cvf::BoundingBox& bb);
 
     cvf::cref<RigCaseData>      m_caseData;
-
-    std::vector<double>         m_measuredDepth;
-    std::vector<double>         m_trueVerticalDepth;
-    
-    std::vector<cvf::Vec3d>     m_intersections;
-    std::vector<size_t>         m_intersectedCells;
-    std::vector<cvf::StructGridInterface::FaceType> 
-                                m_intersectedCellFaces;
-
-    cvf::cref<RigWellPath>      m_wellPath;
 };

ApplicationCode/ReservoirDataModel/RigGeoMechWellLogExtractor.cpp

@@ -32,7 +32,7 @@
 /// 
 //--------------------------------------------------------------------------------------------------
 RigGeoMechWellLogExtractor::RigGeoMechWellLogExtractor(RigGeoMechCaseData* aCase, const RigWellPath* wellpath)
-    :m_caseData(aCase), m_wellPath(wellpath)
+    :m_caseData(aCase), RigWellLogExtractor(wellpath)
 {
     calculateIntersection();
 }
@@ -155,7 +155,7 @@ void RigGeoMechWellLogExtractor::calculateIntersection()
         // sort them in order, and set the measured depth and corresponding cell index
 
         // map <WellPathDepthPoint, (CellIdx, intersectionPoint)>
-        std::map<WellPathDepthPoint, HexIntersectionInfo > sortedIntersections;
+        std::map<RigMDEnterLeaveIntersectionSorterKey, HexIntersectionInfo > sortedIntersections;
 
         double md1 = m_wellPath->m_measuredDepths[wpp];
         double md2 = m_wellPath->m_measuredDepths[wpp+1];
@@ -176,12 +176,12 @@ void RigGeoMechWellLogExtractor::calculateIntersection()
                 measuredDepthOfPoint = md1;
             }
 
-            sortedIntersections.insert(std::make_pair(WellPathDepthPoint(measuredDepthOfPoint, intersections[intIdx].m_isIntersectionEntering), intersections[intIdx]));
+            sortedIntersections.insert(std::make_pair(RigMDEnterLeaveIntersectionSorterKey(measuredDepthOfPoint, intersections[intIdx].m_isIntersectionEntering), intersections[intIdx]));
         }
 
         // Now populate the return arrays
 
-        std::map<WellPathDepthPoint, HexIntersectionInfo >::iterator it;
+        std::map<RigMDEnterLeaveIntersectionSorterKey, HexIntersectionInfo >::iterator it;
         it = sortedIntersections.begin();
         while (it != sortedIntersections.end())
         {

ApplicationCode/ReservoirDataModel/RigGeoMechWellLogExtractor.h

@@ -19,6 +19,8 @@
 
 #pragma once
 
+#include "RigWellLogExtractor.h"
+
 #include "cvfBase.h"
 #include "cvfObject.h"
 #include "cvfMath.h"
@@ -38,18 +40,12 @@ namespace cvf {
 //==================================================================================================
 /// 
 //==================================================================================================
-class RigGeoMechWellLogExtractor : public cvf::Object
+class RigGeoMechWellLogExtractor : public RigWellLogExtractor
 {
 public:
     RigGeoMechWellLogExtractor(RigGeoMechCaseData* aCase, const RigWellPath* wellpath);
 
-    const std::vector<double>&   measuredDepth(){ return m_measuredDepth; }
-    const std::vector<double>&   trueVerticalDepth(){return m_trueVerticalDepth;}
-
-    const RigWellPath*           wellPathData() { return m_wellPath.p();}
-
     void                         curveData(const RigFemResultAddress& resAddr, int frameIndex, std::vector<double>* values );
-
     const RigGeoMechCaseData*    caseData()     { return m_caseData.p();}
 
 private:
@@ -57,16 +53,6 @@ private:
     std::vector<size_t>          findCloseCells(const cvf::BoundingBox& bb);
 
     cvf::ref<RigGeoMechCaseData> m_caseData;
-    std::vector<double>          m_measuredDepth;
-    std::vector<double>          m_trueVerticalDepth;
-
-    std::vector<cvf::Vec3d>      m_intersections;
-    std::vector<size_t>          m_intersectedCells;
-    std::vector<cvf::StructGridInterface::FaceType>
-                                 m_intersectedCellFaces;
-
-    cvf::cref<RigWellPath>       m_wellPath;
-
 };
 
 

ApplicationCode/ReservoirDataModel/RigWellLogExtractionTools.h

@@ -72,39 +72,53 @@ struct RigHexIntersector
                 int next = i < 3 ? i+1 : 0;
 
                 int intsStatus = cvf::GeometryTools::intersectLineSegmentTriangle(p1, p2,
-                                                                                  hexCorners[faceVertexIndices[i]], hexCorners[faceVertexIndices[next]], faceCenter,
+                                                                                  hexCorners[faceVertexIndices[i]], 
+                                                                                  hexCorners[faceVertexIndices[next]], 
+                                                                                  faceCenter,
                                                                                   &intersection,
                                                                                   &isEntering);
                 if (intsStatus == 1)
                 {
                     intersectionCount++;
-                    intersections->push_back(HexIntersectionInfo(intersection, isEntering, static_cast<cvf::StructGridInterface::FaceType>(face), hexIndex));
+                    intersections->push_back(HexIntersectionInfo(intersection, 
+                                                                 isEntering, 
+                                                                 static_cast<cvf::StructGridInterface::FaceType>(face), hexIndex));
                 }
             }
         }
 
         return intersectionCount;
     }
+
+    static bool isEqualDepth(double d1, double d2) 
+    { 
+        double depthDiff = d1 - d2;
+
+        const double tolerance = 0.1;// Meters To handle inaccuracies across faults
+
+        return (fabs(depthDiff) < tolerance); // Equal depth
+    }
 };
 
 //==================================================================================================
 ///  Class used to sort the intersections along the wellpath
 //==================================================================================================
 
-struct WellPathDepthPoint
+struct RigMDEnterLeaveIntersectionSorterKey
 {
-    WellPathDepthPoint(double md, bool entering): measuredDepth(md), isEnteringCell(entering){}
+    RigMDEnterLeaveIntersectionSorterKey(double md, bool entering): measuredDepth(md), isEnteringCell(entering){}
 
     double measuredDepth;
     bool   isEnteringCell; // As opposed to leaving.
+    bool   isLeavingCell() { return !isEnteringCell;}
 
-    bool operator < (const WellPathDepthPoint& other) const 
+    // Sorting according to MD first, then Leaving before entering cell
+
+    bool operator < (const RigMDEnterLeaveIntersectionSorterKey& other) const 
     {
         double depthDiff = other.measuredDepth - measuredDepth;
 
-        const double tolerance = 1e-6;
-
-        if (fabs(depthDiff) < tolerance) // Equal depth
+        if (RigHexIntersector::isEqualDepth(measuredDepth,  other.measuredDepth) )
         {
             if (isEnteringCell == other.isEnteringCell)
             {
@@ -112,29 +126,99 @@ struct WellPathDepthPoint
                 return false;
             }
 
-            if(!isEnteringCell) // Leaving this cell
-            {
-                return true;
-            }
-            else
-            {
-                return false;
-            }
+            return !isEnteringCell; // Sort Leaving cell before (less than) entering cell
         }
 
         // The depths are not equal
 
-        if (measuredDepth < other.measuredDepth)
-        {
-            return true;
-        }
-        else if (measuredDepth > other.measuredDepth)
-        {
-            return false;
-        }
-
-        CVF_ASSERT(false);
-        return false;
+        return  (measuredDepth < other.measuredDepth);
+    }
+};
+
+
+//==================================================================================================
+///  Class used to sort the intersections along the wellpath,
+///  Use as key in a map
+/// Sorting according to MD first, then Cell Idx, then Leaving before entering cell
+//==================================================================================================
+
+struct RigMDCellIdxEnterLeaveIntersectionSorterKey
+{
+    RigMDCellIdxEnterLeaveIntersectionSorterKey(double md, size_t cellIdx, bool entering): measuredDepth(md), hexIndex(cellIdx), isEnteringCell(entering){}
+
+    double measuredDepth;
+    size_t hexIndex;
+    bool   isEnteringCell; // As opposed to leaving.
+    bool   isLeavingCell() const { return !isEnteringCell;}
+
+    bool operator < (const RigMDCellIdxEnterLeaveIntersectionSorterKey& other) const 
+    {
+        if (RigHexIntersector::isEqualDepth(measuredDepth, other.measuredDepth))
+        {
+            if (hexIndex == other.hexIndex)
+            {
+                if (isEnteringCell == other.isEnteringCell)
+                {
+                    // Completely equal: intersections at cell edges or corners or edges of the face triangles
+                    return false;
+                }
+
+                return !isEnteringCell; // Sort Leaving cell before (less than) entering cell
+            }
+
+            return (hexIndex < other.hexIndex);
+        }
+
+        // The depths are not equal
+
+        return (measuredDepth < other.measuredDepth);
+    }
+};
+
+
+//==================================================================================================
+///  Class used to sort the intersections along the wellpath,
+///  Use as key in a map
+/// Sorting according to MD first,then Leaving before entering cell, then Cell Idx, 
+//==================================================================================================
+
+struct RigMDEnterLeaveCellIdxIntersectionSorterKey
+{
+    RigMDEnterLeaveCellIdxIntersectionSorterKey(double md, bool entering, size_t cellIdx ): measuredDepth(md), hexIndex(cellIdx), isEnteringCell(entering){}
+
+    double measuredDepth;
+    bool   isEnteringCell; // As opposed to leaving.
+    bool   isLeavingCell() const { return !isEnteringCell;}
+    size_t hexIndex;
+
+    bool operator < (const RigMDEnterLeaveCellIdxIntersectionSorterKey& other) const
+    {
+        if (RigHexIntersector::isEqualDepth(measuredDepth, other.measuredDepth))
+        {
+            if (isEnteringCell == other.isEnteringCell)
+            {
+                if (hexIndex == other.hexIndex)
+                {
+                    // Completely equal: intersections at cell edges or corners or edges of the face triangles
+                    return false;
+                }
+
+                return (hexIndex < other.hexIndex);
+            }
+
+            return isLeavingCell(); // Sort Leaving cell before (less than) entering cell
+        }
+
+        // The depths are not equal
+
+        return (measuredDepth < other.measuredDepth);
+    }
+
+    static bool isProperPair(const RigMDEnterLeaveCellIdxIntersectionSorterKey& key1, const RigMDEnterLeaveCellIdxIntersectionSorterKey& key2 )
+    {
+        return ( key1.hexIndex == key2.hexIndex 
+                && key1.isEnteringCell && key2.isLeavingCell()
+                && !RigHexIntersector::isEqualDepth(key1.measuredDepth, key2.measuredDepth));
     }
 };
 

ApplicationCode/ReservoirDataModel/RigWellLogExtractor.cpp

@@ -0,0 +1,37 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) Statoil ASA
+//  Copyright (C) Ceetron Solutions AS
+// 
+//  ResInsight 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 3 of the License, or
+//  (at your option) any later version.
+// 
+//  ResInsight 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 at <http://www.gnu.org/licenses/gpl.html> 
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#include "RigWellLogExtractor.h"
+#include "RigWellPath.h"
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+RigWellLogExtractor::RigWellLogExtractor(const RigWellPath* wellpath) : m_wellPath(wellpath)
+{
+
+}
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+RigWellLogExtractor::~RigWellLogExtractor()
+{
+
+}

ApplicationCode/ReservoirDataModel/RigWellLogExtractor.h

@@ -0,0 +1,59 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) Statoil ASA
+//  Copyright (C) Ceetron Solutions AS
+// 
+//  ResInsight 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 3 of the License, or
+//  (at your option) any later version.
+// 
+//  ResInsight 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 at <http://www.gnu.org/licenses/gpl.html> 
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#pragma once
+
+#include "cvfBase.h"
+#include "cvfObject.h"
+#include "cvfMath.h"
+#include "cvfVector3.h"
+
+#include <vector>
+#include "cvfStructGrid.h"
+
+class RigWellPath;
+
+//==================================================================================================
+/// 
+//==================================================================================================
+class RigWellLogExtractor : public cvf::Object
+{
+public:
+    RigWellLogExtractor(const RigWellPath* wellpath);
+    virtual ~RigWellLogExtractor();
+
+    const std::vector<double>&  measuredDepth()     { return m_measuredDepth; }
+    const std::vector<double>&  trueVerticalDepth() {return m_trueVerticalDepth;}
+
+    const RigWellPath*          wellPathData()      { return m_wellPath.p();}
+
+protected:
+    std::vector<double>         m_measuredDepth;
+    std::vector<double>         m_trueVerticalDepth;
+    
+    std::vector<cvf::Vec3d>     m_intersections;
+    std::vector<size_t>         m_intersectedCells;
+    std::vector<cvf::StructGridInterface::FaceType> 
+                                m_intersectedCellFaces;
+
+    cvf::cref<RigWellPath>      m_wellPath;
+};
+
+
+