Change tag type (int -> uint) and add the tag MG_OVERLAP (for ParMmg)

.vscode/c_cpp_properties.json

@@ -0,0 +1,25 @@
+{
+    "configurations": [
+        {
+            "name": "Linux",
+            "includePath": [
+                "${workspaceFolder}/**",
+                "/usr/lib/x86_64-linux-gnu/openmpi/include",
+                "/usr/local/include/vtk-9.2/**",
+                "/home/lmottet/Work/Software/ParMmg/**",
+                "/home/lmottet/Work/Software/mmg/**",
+                "/home/lmottet/Work/Software/mmg/build-dev/include/**",
+                "/home/lmottet/Work/Software/mmg/build-dev/lib/**",
+                "/home/lmottet/Work/Software/mmg/build-*/include/**",
+                "/home/lmottet/Work/Software/mmg/build-*/lib/**"
+
+            ],
+            "defines": [],
+            "compilerPath": "/usr/bin/mpirun",
+            "cStandard": "gnu17",
+            "cppStandard": "gnu++14",
+            "intelliSenseMode": "linux-gcc-x64"
+        }
+    ],
+    "version": 4
+}

cmake/testing/code/mmg_get_tagname.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "libmmgcommon_private.h"
+
+int main() {
+
+  uint16_t tag;
+  char *tags_name;
+
+  tag = 0;
+  printf("%s\n", MMG5_Get_tagName(tag));
+
+  tag = UINT16_MAX;
+  printf("%s\n", MMG5_Get_tagName(tag));
+
+  tag &= ~MG_NUL;
+  printf("%s\n", MMG5_Get_tagName(tag));
+
+
+  return 0;
+
+}

cmake/testing/code/ridge-preservation-in-ls-mode.c

@@ -131,7 +131,7 @@ int main(int argc,char *argv[]) {
     MMG5_pEdge ped = &mesh1->edge[k];
     if ( ped->tag & MG_GEO ) {
       MMG5_int ref;
-      int16_t  tag;
+      uint16_t tag;
       if ( !MMG5_hGet(&hash,ped->a,ped->b,&ref,&tag) ) {
         continue;
       }

cmake/testing/mmg_tests.cmake

@@ -424,6 +424,65 @@ ADD_TEST(NAME mmg_CommandLineAni_${SHRT_EXEC}
     ${MMG_CI_TESTS}/SurfEdges_house/housebad.meshb
     -out ${CTEST_OUTPUT_DIR}/mmg_SurfEdges_OptimAni_${SHRT_EXEC}.o.meshb)
 
+ENDFOREACH()
 
+# Unit tests
+## Really not clean: as the organization of the functions definition in .c files
+## and headers declatation in .h files is very badly done (and has never been
+## cleaned), and we try to test a private function of Mmg, we have to include
+## almost all the .c/.h files to be able to build this unit test.
+##
+## Not built and tested on windows due to unallowed definition of dllimport data
+##
 
-ENDFOREACH()
+IF ( NOT WIN32 )
+  FILE(
+    GLOB
+    mmg_get_tagname_files
+    ${mmg2d_library_files}
+    ${mmg3d_library_files}
+    ${mmgs_library_files}
+    ${PROJECT_SOURCE_DIR}/cmake/testing/code/mmg_get_tagname.c
+  )
+
+  ADD_EXECUTABLE (  mmg_get_tagname  ${mmg_get_tagname_files} )
+
+  ADD_DEPENDENCIES ( mmg_get_tagname copy_mmgcommon_headers
+    copy_3d_headers copy_2d_headers copy_s_headers )
+
+
+  IF ( CMAKE_VERSION VERSION_LESS 2.8.12 )
+    INCLUDE_DIRECTORIES ( BEFORE
+      ${MMGCOMMON_SOURCE_DIR} ${PROJECT_BINARY_DIR}/include
+      ${PROJECT_BINARY_DIR}/src/common )
+    if ( SCOTCH_FOUND AND NOT USE_SCOTCH MATCHES OFF )
+      INCLUDE_DIRECTORIES ( AFTER ${SCOTCH_INCLUDE_DIRS} )
+    ENDIF()
+
+    IF( ELAS_FOUND AND NOT USE_ELAS MATCHES OFF )
+      # Set flags for building test program
+      INCLUDE_DIRECTORIES(AFTER ${ELAS_INCLUDE_DIR})
+      SET( GET_TAGNAME_LIBRARIES ${ELAS_LINK_FLAGS} ${ELAS_LIBRARY} ${LIBRARIES})
+
+    ENDIF ( )
+
+
+  ELSE ( )
+    TARGET_INCLUDE_DIRECTORIES ( mmg_get_tagname BEFORE PUBLIC
+      ${MMGCOMMON_SOURCE_DIR} ${PROJECT_BINARY_DIR}/include
+      ${PROJECT_BINARY_DIR}/src/common
+    )
+    if ( SCOTCH_FOUND AND NOT USE_SCOTCH MATCHES OFF )
+      target_include_directories( mmg_get_tagname BEFORE PUBLIC ${SCOTCH_INCLUDE_DIRS} )
+    ENDIF ( )
+
+    IF( ELAS_FOUND AND NOT USE_ELAS MATCHES OFF )
+      target_include_directories( mmg_get_tagname AFTER PUBLIC ${ELAS_INCLUDE_DIR} )
+      SET( GET_TAGNAME_LIBRARIES ${ELAS_LINK_FLAGS} ${ELAS_LIBRARY} ${LIBRARIES})
+    ENDIF ( )
+
+  ENDIF ( )
+
+  TARGET_LINK_LIBRARIES ( mmg_get_tagname PRIVATE ${GET_TAGNAME_LIBRARIES}  )
+
+ENDIF ( )

src/common/API_functions.c

@@ -734,7 +734,7 @@
   }
 }
 
-const char* MMG5_Get_tagName(int tag)
+const char* MMG5_Get_tagName(uint16_t tag)
 {
   static char tags_name[1024];
 
@@ -791,7 +791,12 @@
 
   if ( tag & MG_PARBDY) {
     strcat(tags_name,"Parbdy ");
-    }
+  }
+
+  if ( tag & MG_OVERLAP) {
+    strcat(tags_name,"Overlap ");
+  }
+
   strcat(tags_name,"tag(s).");
 
   return tags_name;

src/common/hash.c

@@ -438,7 +438,7 @@ int MMG5_hashUpdate(MMG5_Hash *hash, MMG5_int a,MMG5_int b,MMG5_int k) {
  * tag. If the edge exist, add the new tag to the already stored tags.
  *
  */
-int MMG5_hashEdgeTag(MMG5_pMesh mesh,MMG5_Hash *hash, MMG5_int a,MMG5_int b,int16_t tag) {
+int MMG5_hashEdgeTag(MMG5_pMesh mesh,MMG5_Hash *hash, MMG5_int a,MMG5_int b,uint16_t tag) {
   MMG5_hedge  *ph;
   MMG5_int     key;
   MMG5_int    ia,ib,j;

src/common/libmmgcommon_private.h

@@ -300,7 +300,7 @@ LIBMMG_CORE_EXPORT int MMG5_Compute_constantSize(MMG5_pMesh mesh,MMG5_pSol met,d
  *
  * \warning for debug purpose, no thread safe.
  */
-const char* MMG5_Get_tagName(int tag);
+const char* MMG5_Get_tagName(uint16_t tag);
 
 /**
  * \param mesh pointer to the mesh structure.

src/common/libmmgtypes.h

@@ -287,7 +287,7 @@ typedef struct {
                   the unused points)*/
   MMG5_int flag; /*!< Flag to know if we have already treated the point */
   MMG5_int s;
-  int16_t  tag; /*!< Contains binary flags : if \f$tag=23=16+4+2+1\f$, then
+  uint16_t  tag; /*!< Contains binary flags : if \f$tag=23=16+4+2+1\f$, then
                   the point is \a MG_REF, \a MG_GEO, \a MG_REQ and \a MG_BDY */
   int8_t   tagdel; /*!< Tag for delaunay */
 } MMG5_Point;
@@ -313,7 +313,7 @@ typedef struct {
   MMG5_int ref; /*!< Reference of the edge */
   MMG5_int base; /*!< 2Donly: used to store the tria+ tria edge indices
                    that allow to access to the edge */
-  int16_t  tag; /*!< Binary flags */
+  uint16_t  tag; /*!< Binary flags */
 } MMG5_Edge;
 typedef MMG5_Edge * MMG5_pEdge;
 
@@ -345,7 +345,7 @@ typedef struct {
   MMG5_int edg[3]; /*!< edg[i] contains the ref of the \f$i^{th}\f$ edge
                      of triangle */
   MMG5_int flag;
-  int16_t  tag[3]; /*!< tag[i] contains the tag associated to the
+  uint16_t  tag[3]; /*!< tag[i] contains the tag associated to the
                      \f$i^{th}\f$ edge of triangle */
   } MMG5_Tria;
 typedef MMG5_Tria * MMG5_pTria;
@@ -375,7 +375,7 @@ typedef struct {
   MMG5_int base;
   MMG5_int edg[4]; /*!< edg[i] contains the ref of the \f$i^{th}\f$ edge
                      of quadrangle */
-  int16_t  tag[4]; /*!< tag[i] contains the tag associated to the
+  uint16_t  tag[4]; /*!< tag[i] contains the tag associated to the
                      \f$i^{th}\f$ edge of quadrangle */
 } MMG5_Quad;
 typedef MMG5_Quad * MMG5_pQuad;
@@ -414,7 +414,7 @@ typedef struct {
                  tetrahedron (only for tetrahedra that are adjacent to
                  surfaces) */
   MMG5_int flag;
-  int16_t  tag;
+  uint16_t  tag;
 } MMG5_Tetra;
 typedef MMG5_Tetra * MMG5_pTetra;
 
@@ -427,9 +427,9 @@ typedef struct {
                      \f$i^{th}\f$ vertex of the tetrahedron;*/
   MMG5_int edg[6]; /*!< edg[i] contains the reference of the
                      \f$i^{th}\f$ edge of the tetrahedron */
-  int16_t  ftag[4]; /*!< ftag[i] contains the tag associated to the
+  uint16_t  ftag[4]; /*!< ftag[i] contains the tag associated to the
                       \f$i^{th}\f$ face of the tetrahedron */
-  int16_t  tag[6]; /*!< tag[i] contains the tag associated to the
+  uint16_t  tag[6]; /*!< tag[i] contains the tag associated to the
                      \f$i^{th}\f$ edge of the tetrahedron */
   int8_t   ori; /*!< Orientation of the triangles of the tetrahedron:
                   the $\f$i^{th}\f$ bit of ori is set to 0 when the
@@ -473,7 +473,7 @@ typedef struct {
   MMG5_int flag;
   MMG5_int xpr; /*!< Index of the surface \ref MMG5_xPrism associated to
                   the prism*/
-  int8_t   tag;
+  uint8_t   tag;
 } MMG5_Prism;
 typedef MMG5_Prism * MMG5_pPrism;
 
@@ -488,9 +488,9 @@ typedef struct {
                     * edg[0]={0,1},edg[1]={0,2},edg[2]={0,3},edg[3]={1,2},
                     * edg[4]={1,4},edg[5]={2,5},edg[6]={3,4},edg[7]={3,5},
                     * edg[8]={4,5}*/
-  int16_t  ftag[5]; /*!< ftag[i] contains the tag associated to the
+  uint16_t  ftag[5]; /*!< ftag[i] contains the tag associated to the
                       \f$i^{th}\f$ face of the prism */
-  int16_t  tag[9]; /*!< tag[i] contains the tag associated to the
+  uint16_t  tag[9]; /*!< tag[i] contains the tag associated to the
                      \f$i^{th}\f$ edge of the prism */
 } MMG5_xPrism;
 typedef MMG5_xPrism * MMG5_pxPrism;
@@ -572,7 +572,7 @@ typedef struct {
   MMG5_int     b;  /*!< Second extremity of edge */
   MMG5_int     ref; /*!< Reference or idx (2D) of edge */
   MMG5_int     nxt; /*!< Next element of hash table */
-  int16_t      tag; /*!< tag of edge */
+  uint16_t     tag; /*!< tag of edge */
 } MMG5_hgeom;
 
 /**

src/common/mmgcommon_private.h

@@ -153,7 +153,8 @@ extern "C" {
 #define  MG_OLDPARBDY (1 << 11)       /**< 2048 old parallel boundary */
 #define  MG_PARBDYBDY (1 << 12)       /**< 4096 parallel boundary over a boundary */
 #define  MG_PARBDY    (1 << 13)       /**< 8192 parallel boundary */
-#define  MG_NUL       (1 << 14)       /**< 16384 vertex removed */
+#define  MG_OVERLAP   (1 << 14)       /**< 16384 elements on overlap */
+#define  MG_NUL       (1 << 15)       /**< 32768 vertex removed */
 
 /* binary tags for local parameters */
 #define  MG_Vert   (1 << 0 )  /**< 1 local parameter applied over vertex */
@@ -676,7 +677,7 @@ typedef struct MMG5_iNode_s {
  MMG5_int      MMG5_hashFace(MMG5_pMesh,MMG5_Hash*,MMG5_int,MMG5_int,MMG5_int,MMG5_int);
  int           MMG5_hashEdge(MMG5_pMesh mesh,MMG5_Hash *hash,MMG5_int a,MMG5_int b,MMG5_int k);
  int           MMG5_hashUpdate(MMG5_Hash *hash,MMG5_int a,MMG5_int b,MMG5_int k);
- int           MMG5_hashEdgeTag(MMG5_pMesh mesh,MMG5_Hash *hash,MMG5_int a,MMG5_int b,int16_t k);
+ int           MMG5_hashEdgeTag(MMG5_pMesh mesh,MMG5_Hash *hash,MMG5_int a,MMG5_int b,uint16_t k);
  MMG5_int      MMG5_hashGet(MMG5_Hash *hash,MMG5_int a,MMG5_int b);
  int           MMG5_hashNew(MMG5_pMesh mesh, MMG5_Hash *hash,MMG5_int hsiz,MMG5_int hmax);
  int           MMG5_intmetsavedir(MMG5_pMesh mesh, double *m,double *n,double *mr);

src/mmg2d/analys_2d.c

@@ -51,7 +51,7 @@ int MMG2D_setadj(MMG5_pMesh mesh, int8_t init_cc) {
   MMG5_pTria       pt,pt1;
   MMG5_pQuad       pq;
   MMG5_int         *pile,*adja,ipil,k,kk,ncc,ip1,ip2,nr,nref;
-  int16_t          tag;
+  uint16_t         tag;
   int8_t           i,ii,i1,i2;
 
   if ( !mesh->nt ) {

src/mmg2d/libmmg2d_private.h

@@ -185,7 +185,7 @@ static const unsigned int MMG2D_idir[5] = {0,1,2,0,1};
 
 /* Prototypes */
 /*zaldy*/
-MMG5_int MMG2D_newPt(MMG5_pMesh mesh,double c[2],int16_t tag);
+MMG5_int MMG2D_newPt(MMG5_pMesh mesh,double c[2],uint16_t tag);
 void MMG2D_delPt(MMG5_pMesh mesh,MMG5_int ip) ;
 void MMG5_delEdge(MMG5_pMesh mesh,MMG5_int iel);
 MMG5_int MMG2D_newElt(MMG5_pMesh mesh);

src/mmg2d/zaldy_2d.c

@@ -35,7 +35,7 @@
 
 
 /* Create a new vertex in the mesh, and return its number */
-MMG5_int MMG2D_newPt(MMG5_pMesh mesh,double c[2],int16_t tag) {
+MMG5_int MMG2D_newPt(MMG5_pMesh mesh,double c[2],uint16_t tag) {
   MMG5_pPoint  ppt;
   MMG5_int     curpt;
 

src/mmg3d/analys_3d.c

@@ -109,7 +109,7 @@ int MMG5_setadj(MMG5_pMesh mesh){
   MMG5_pTria   pt,pt1;
   MMG5_int     *adja,*adjb,adji1,adji2,*pile,iad,ipil,ip1,ip2,gen;
   MMG5_int     k,kk,iel,jel,nvf,nf,nr,nm,nt,nre,nreq,ncc,ned,ref;
-  int16_t      tag;
+  uint16_t     tag;
   int8_t       i,ii,i1,i2,ii1,ii2,voy;
 
   nvf = nf = ncc = ned = 0;

src/mmg3d/anisomovpt_3d.c

@@ -503,7 +503,7 @@ int MMG5_movbdyregpt_ani(MMG5_pMesh mesh, MMG5_pSol met, MMG3D_pPROctree PROctre
  */
 static inline
 int MMG3D_movbdycurvept_ani(MMG5_pMesh mesh, MMG5_pSol met, MMG3D_pPROctree PROctree,int64_t *listv,
-                            int ilistv,MMG5_int *lists, int ilists,int improve,const int16_t edgTag){
+                            int ilistv,MMG5_int *lists, int ilists,int improve,const uint16_t edgTag){
   MMG5_pTetra           pt;
   MMG5_pPoint           p0;
   MMG5_Tria             tt;

src/mmg3d/boulep_3d.c

@@ -202,7 +202,7 @@ int MMG5_boulenm(MMG5_pMesh mesh,MMG5_int start,int ip,int iface,
   double        dd,nt[3];
   int           nr,nnm;
   MMG5_int      base,nump,k,*adja,piv,nvstart,aux,na,nb,adj,fstart,ip0,ip1;
-  int16_t       tag;
+  uint16_t      tag;
   int8_t        iopp,ipiv,indb,inda,i,isface;
   int8_t        indedg[4][4] = { {-1,0,1,2}, {0,-1,3,4}, {1,3,-1,5}, {2,4,5,-1} };
 
@@ -1176,11 +1176,11 @@ int MMG5_bouletrid(MMG5_pMesh mesh,MMG5_int start,int iface,int ip,int *il1,MMG5
  */
 static inline
 int MMG3D_settag_oneDir(MMG5_pMesh  mesh,MMG5_int start, MMG5_int na, MMG5_int nb,
-                                     int16_t tag,int edg, MMG5_int piv,MMG5_int adj) {
+                                     uint16_t tag,int edg, MMG5_int piv,MMG5_int adj) {
   MMG5_pTetra  pt;
   MMG5_pxTetra pxt;
   MMG5_int     *adja;
-  int16_t      taginit;
+  uint16_t     taginit;
   int8_t       i;
 
   while ( adj && (adj != start) ) {
@@ -1231,11 +1231,11 @@ int MMG3D_settag_oneDir(MMG5_pMesh  mesh,MMG5_int start, MMG5_int na, MMG5_int n
  * travelling its shell.
  *
  */
-int MMG5_settag(MMG5_pMesh mesh,MMG5_int start,int ia,int16_t tag,int edg) {
+int MMG5_settag(MMG5_pMesh mesh,MMG5_int start,int ia,uint16_t tag,int edg) {
   MMG5_pTetra        pt;
   MMG5_pxTetra       pxt;
   MMG5_int           na,nb,*adja,adj,piv;
-  int16_t            taginit;
+  uint16_t           taginit;
 
   assert( start >= 1 );
   pt = &mesh->tetra[start];
@@ -1298,7 +1298,7 @@ int MMG5_settag(MMG5_pMesh mesh,MMG5_int start,int ia,int16_t tag,int edg) {
  */
 static inline
 int MMG3D_deltag_oneDir(MMG5_pMesh  mesh,MMG5_int start, MMG5_int na, MMG5_int nb,
-                        int16_t tag,MMG5_int piv,MMG5_int adj) {
+                        uint16_t tag,MMG5_int piv,MMG5_int adj) {
   MMG5_pTetra  pt;
   MMG5_pxTetra pxt;
   MMG5_int     *adja;
@@ -1344,7 +1344,7 @@ int MMG3D_deltag_oneDir(MMG5_pMesh  mesh,MMG5_int start, MMG5_int na, MMG5_int n
  * shell.
  *
  */
-int MMG5_deltag(MMG5_pMesh mesh,MMG5_int start,int ia,int16_t tag) {
+int MMG5_deltag(MMG5_pMesh mesh,MMG5_int start,int ia,uint16_t tag) {
   MMG5_pTetra        pt;
   MMG5_pxTetra       pxt;
   MMG5_int           na,nb,*adja,adj,piv;