From cd6860b70ff5a932b53ce72db059614f2e9c159b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jacob=20St=C3=B8ren?= <jacob.storen@ceetronsolutions.com>
Date: Thu, 16 Jan 2020 09:23:58 +0100
Subject: [PATCH] caf::HexInterpolator: Add a method to access vertex weights
 Add a Cmake file to make it a library

---
 Fwk/AppFwk/cafHexInterpolator/CMakeLists.txt  | 21 +++++++++++++++++++
 .../cafHexInterpolator/cafHexInterpolator.h   |  7 +++++++
 2 files changed, 28 insertions(+)
 create mode 100644 Fwk/AppFwk/cafHexInterpolator/CMakeLists.txt

diff --git a/Fwk/AppFwk/cafHexInterpolator/CMakeLists.txt b/Fwk/AppFwk/cafHexInterpolator/CMakeLists.txt
new file mode 100644
index 0000000000..50c854478b
--- /dev/null
+++ b/Fwk/AppFwk/cafHexInterpolator/CMakeLists.txt
@@ -0,0 +1,21 @@
+cmake_minimum_required (VERSION 2.8.12)
+
+project (cafHexInterpolator)
+
+set( PROJECT_FILES
+	 cafHexInterpolator.h
+)
+
+
+add_library( ${PROJECT_NAME}
+ 	${PROJECT_FILES}
+)
+
+target_include_directories(${PROJECT_NAME}
+  PUBLIC
+    ${CMAKE_CURRENT_SOURCE_DIR}
+)
+
+target_link_libraries( ${PROJECT_NAME} LibCore )
+
+source_group("" FILES ${PROJECT_FILES})
diff --git a/Fwk/AppFwk/cafHexInterpolator/cafHexInterpolator.h b/Fwk/AppFwk/cafHexInterpolator/cafHexInterpolator.h
index fc1662a23f..af57af35ab 100644
--- a/Fwk/AppFwk/cafHexInterpolator/cafHexInterpolator.h
+++ b/Fwk/AppFwk/cafHexInterpolator/cafHexInterpolator.h
@@ -213,6 +213,13 @@ public:
         return interpolateInNormElm( pointInNormElm, values);
     }
 
+    static std::array<double, 8> vertexWeights(const std::array<cvf::Vec3d, 8>& hexCorners, 
+                                               const cvf::Vec3d& point )
+    {
+        cvf::Vec3d pointInNormElm = findNormalizedCoords(hexCorners, point);
+        return interpolationCoeffs(pointInNormElm);
+    }
+
 private:
     
     static double interpolateInNormElm( const cvf::Vec3d & pointInNormElm, const std::array<double, 8>& values)