ENH: make coeffs dictionaries optional for surfaceFeatureExtract

applications/utilities/surface/surfaceFeatureExtract/extractionMethod/Make/options

 EXE_INC = \
     -I$(LIB_SRC)/finiteVolume/lnInclude \
-    -I$(LIB_SRC)/meshTools/lnInclude \
-    -I$(LIB_SRC)/edgeMesh/lnInclude \
-    -I$(LIB_SRC)/triSurface/lnInclude \
-    -I$(LIB_SRC)/surfMesh/lnInclude
+    -I$(LIB_SRC)/surfMesh/lnInclude \
+    -I$(LIB_SRC)/meshTools/lnInclude
 
 LIB_LIBS = \
-    -lmeshTools \
-    -ledgeMesh \
-    -ltriSurface
+    -lmeshTools

applications/utilities/surface/surfaceFeatureExtract/extractionMethod/extractFromFile.C

@@ -53,7 +53,8 @@ Foam::surfaceFeaturesExtraction::extractFromFile::extractFromFile
 :
     method()
 {
-    const dictionary& coeffDict = dict.subDict("extractFromFileCoeffs");
+    const dictionary& coeffDict =
+        dict.optionalSubDict("extractFromFileCoeffs");
 
     coeffDict.lookup("featureEdgeFile") >> featureEdgeFile_;
     coeffDict.readIfPresent("geometricTestOnly", geometricTestOnly_);

applications/utilities/surface/surfaceFeatureExtract/extractionMethod/extractFromFile.H

@@ -27,8 +27,11 @@ Class
 Description
     Run-time selectable surface feature extraction.
 
+    Mandatory dictionary entries: "featureEdgeFile".
+    Optional dictionary entries: "geometricTestOnly".
+
 SourceFiles
-    extractionMethod.C
+    extractFromFile.C
 
 \*---------------------------------------------------------------------------*/
 
@@ -36,8 +39,6 @@ SourceFiles
 #define surfaceFeaturesExtraction_extractFromFile_H
 
 #include "surfaceFeaturesExtraction.H"
-#include "dictionary.H"
-#include "Switch.H"
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 

applications/utilities/surface/surfaceFeatureExtract/extractionMethod/extractFromNone.C

@@ -52,7 +52,7 @@ Foam::surfaceFeaturesExtraction::extractFromNone::extractFromNone
 :
     method()
 {
-    const dictionary& coeffDict = dict.subOrEmptyDict("extractFromNoneCoeffs");
+    const dictionary& coeffDict = dict.optionalSubDict("noneCoeffs");
 
     coeffDict.readIfPresent("includedAngle", includedAngle_);
     coeffDict.readIfPresent("geometricTestOnly", geometricTestOnly_);

applications/utilities/surface/surfaceFeatureExtract/extractionMethod/extractFromNone.H

@@ -25,10 +25,13 @@ Class
     Foam::surfaceFeaturesExtraction::extractFromNone
 
 Description
-    Run-time selectable surface feature extraction.
+    Run-time selectable surface feature extraction - no extraction.
+    Primarily useful with self-intersection methods.
+
+    Optional dictionary entries: "includedAngle", "geometricTestOnly".
 
 SourceFiles
-    extractionMethod.C
+    extractFromNone.C
 
 \*---------------------------------------------------------------------------*/
 
@@ -36,10 +39,6 @@ SourceFiles
 #define surfaceFeaturesExtraction_extractFromNone_H
 
 #include "surfaceFeaturesExtraction.H"
-#include "dictionary.H"
-#include "Switch.H"
-#include "triSurface.H"
-#include "edgeIntersections.H"
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 

applications/utilities/surface/surfaceFeatureExtract/extractionMethod/extractFromSurface.C

@@ -52,7 +52,8 @@ Foam::surfaceFeaturesExtraction::extractFromSurface::extractFromSurface
 :
     method()
 {
-    const dictionary& coeffDict = dict.subDict("extractFromSurfaceCoeffs");
+    const dictionary& coeffDict =
+        dict.optionalSubDict("extractFromSurfaceCoeffs");
 
     coeffDict.lookup("includedAngle") >> includedAngle_;
     coeffDict.readIfPresent("geometricTestOnly", geometricTestOnly_);

applications/utilities/surface/surfaceFeatureExtract/extractionMethod/extractFromSurface.H

@@ -25,10 +25,13 @@ Class
     Foam::surfaceFeaturesExtraction::extractFromSurface
 
 Description
-    Run-time selectable surface feature extraction.
+    Run-time selectable surface feature extraction - extract from surface.
+
+    Mandatory dictionary entries: "includedAngle".
+    Optional dictionary entries: "geometricTestOnly".
 
 SourceFiles
-    extractionMethod.C
+    extractFromSurface.C
 
 \*---------------------------------------------------------------------------*/
 
@@ -36,10 +39,6 @@ SourceFiles
 #define surfaceFeaturesExtraction_extractFromSurface_H
 
 #include "surfaceFeaturesExtraction.H"
-#include "dictionary.H"
-#include "Switch.H"
-#include "triSurface.H"
-#include "edgeIntersections.H"
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 

applications/utilities/surface/surfaceFeatureExtract/surfaceFeatureExtractDict

@@ -19,17 +19,22 @@ surface1.stl
     // How to obtain raw features (extractFromFile | extractFromSurface | none)
     extractionMethod    extractFromSurface;
 
+    // Mark edges whose adjacent surface normals are at an angle less
+    // than includedAngle as features
+    // - 0  : selects no edges
+    // - 180: selects all edges
+    includedAngle       120;
+
+    // Do not mark region edges
+    geometricTestOnly   yes;
+
+    /* alternative specification as coeff dictionary
     extractFromSurfaceCoeffs
     {
-        // Mark edges whose adjacent surface normals are at an angle less
-        // than includedAngle as features
-        // - 0  : selects no edges
-        // - 180: selects all edges
         includedAngle   120;
 
-        // Do not mark region edges
         geometricTestOnly  yes;
-    }
+    } */
 
     // Generate additional features from self-intersect
     selfIntersection    false;
@@ -69,27 +74,27 @@ surface2.nas
         // Use a plane to select feature edges
         // (normal)(basePoint)
         // Keep only edges that intersect the plane will be included
-        plane               (1 0 0)(0 0 0);
+        plane           (1 0 0)(0 0 0);
 
         // Select feature edges using a box
         // (minPt)(maxPt)
         // Keep edges inside the box:
-        insideBox           (0 0 0)(1 1 1);
+        insideBox       (0 0 0)(1 1 1);
         // Keep edges outside the box:
-        outsideBox          (0 0 0)(1 1 1);
+        outsideBox      (0 0 0)(1 1 1);
 
         // Keep nonManifold edges (edges with >2 connected faces where
         // the faces form more than two different normal planes)
-        nonManifoldEdges    yes;
+        nonManifoldEdges yes;
 
         // Keep open edges (edges with 1 connected face)
-        openEdges           yes;
+        openEdges       yes;
     }
 
     addFeatures
     {
         // Add (without merging) another extendedFeatureEdgeMesh
-        name                axZ.extendedFeatureEdgeMesh;
+        name            axZ.extendedFeatureEdgeMesh;
 
         // Optionally flip features (invert all normals, making
         // convex<->concave etc)
@@ -149,19 +154,10 @@ dummyName
     // Tolerance for surface intersections
     tolerance           1e-3;
 
-    extractFromSurfaceCoeffs
-    {
-        includedAngle   120;
+    includedAngle       120;
 
-        // Do not mark region edges
-        geometricTestOnly  yes;
-    }
-
-    extractFromNoneCoeffs
-    {
-        includedAngle   120;
-
-    }
+    // Do not mark region edges
+    geometricTestOnly   yes;
 
     // Write options
 
@@ -180,7 +176,7 @@ dummyName
 //
 surfaces
 {
-    extractionMethod    extractFromNone;
+    extractionMethod    none;
 
     surfaces            (surface1.stl surface2.nas);
 
@@ -193,10 +189,12 @@ surfaces
     // Tolerance for surface intersections
     tolerance           1e-3;
 
-    extractFromNoneCoeffs
+    /* alternative specification as coeff dictionary
+    noneCoeffs
     {
         includedAngle   0;
     }
+    */
 
     // Write options