Improve DIMASSOC object

Author: michal-josef-spacek

include/dwg.h

@@ -5282,20 +5282,25 @@ typedef struct _dwg_object_DATALINK
 typedef struct _dwg_DIMASSOC_Ref
 {
   struct _dwg_object_DIMASSOC *parent;
-  BITCODE_T classname;         /*!< DXF 1 constant */
-  BITCODE_RC osnap_type;       /*!< DXF 72 */
-  BITCODE_BD osnap_dist;       /*!< DXF 40 */
-  BITCODE_3BD osnap_pt;        /*!< DXF 10-30 */
+  BITCODE_T classname;             /*!< DXF 1 constant */
+  BITCODE_RC osnap_type;           /*!< DXF 72 */
+  BITCODE_BD osnap_dist;           /*!< DXF 40 */
+  BITCODE_3BD osnap_pt;            /*!< DXF 10-30 */
   BITCODE_BS num_xrefs;
-  BITCODE_H *xrefs;            /*!< DXF 331 the geometry objects, 1 or 2 */ 
-  BITCODE_BS main_subent_type; /*!< DXF 73 */
-  BITCODE_BL main_gsmarker;    /*!< DXF 91 */
+  BITCODE_H *xrefs;                /*!< DXF 331 the geometry objects, 1 or 2 */
+  BITCODE_BS main_subent_type;     /*!< DXF 73 */
+  BITCODE_BL main_gsmarker;        /*!< DXF 91 */
   BITCODE_BS num_xrefpaths;
-  BITCODE_T *xrefpaths;        /*!< DXF 301 */
-  BITCODE_B  has_lastpt_ref;   /*!< DXF 75 */
-  BITCODE_3BD lastpt_ref;      /*!< DXF ?? */
-  BITCODE_BL num_intsectobj;   /*!< DXF 74 */
-  BITCODE_H* intsectobj;       /*!< DXF 332 the intersection objects, 1 or 2 */
+  BITCODE_T *xrefpaths;            /*!< DXF 301 */
+  BITCODE_BS num_intersec_xrefpaths;
+  BITCODE_T *intersec_xrefpaths;   /*!< DXF 302 */
+  BITCODE_B  has_lastpt_ref;       /*!< DXF 75 */
+  BITCODE_3BD lastpt_ref;          /*!< DXF ?? */
+  BITCODE_BS intersec_subent_type; /*!< DXF 74 */
+  BITCODE_BL intersec_gsmarker;    /*!< DXF 92 */
+  BITCODE_BL num_intsectobj;
+  BITCODE_H* intsectobj;           /*!< DXF 332 the intersection objects, 1 or 2 */
+  BITCODE_B unknown;
 } Dwg_DIMASSOC_Ref;
 
 typedef struct _dwg_object_DIMASSOC

src/dwg.spec

@@ -9908,30 +9908,31 @@ DWG_OBJECT (DIMASSOC)
           continue;
         }
       LOG_HANDLE ("DIMASSOC_Ref.rcount1: %d\n", rcount1);
-      // DXF: 1, 72, 10, ??, 75
       SUB_FIELD_T  (ref[rcount1], classname, 1); // "AcDbOsnapPointRef"
       SUB_FIELD_RC (ref[rcount1], osnap_type, 72); // 0-13
       // idpaths:
-      SUB_FIELD_BL0 (ref[rcount1], num_intsectobj, 74);
-      SUB_HANDLE_VECTOR (ref[rcount1], intsectobj, num_intsectobj, 5, 332);
-
-      SUB_FIELD_BD (ref[rcount1], osnap_dist, 40);
-      SUB_FIELD_3BD (ref[rcount1], osnap_pt, 10);
-
-      // XrefFullSubentPath
-      SUB_FIELD_BL (ref[rcount1], num_xrefs, 0); // 1 or 2
-      SUB_VALUEOUTOFBOUNDS (ref[rcount1], num_xrefs, 100)
+      SUB_FIELD_BL (ref[rcount1], num_xrefs, 0);
       SUB_HANDLE_VECTOR (ref[rcount1], xrefs, num_xrefs, 4, 331);
 
-      // restrict only when writing, not when reading?
-      //if (FIELD_VALUE (ref[rcount1].osnap_type) == 6 || FIELD_VALUE (ref[rcount1].osnap_type) == 11)
-      // {
-      SUB_FIELD_BL0 (ref[rcount1], main_subent_type, 73);
+      SUB_FIELD_BL (ref[rcount1], main_subent_type, 73);
       SUB_FIELD_BL (ref[rcount1], main_gsmarker, 91);
       SUB_FIELD_BL (ref[rcount1], num_xrefpaths, 0);
       FIELD_VECTOR_T (ref[rcount1].xrefpaths, T, ref[rcount1].num_xrefpaths, 301)
-      // }
-      SUB_FIELD_B  (ref[rcount1], has_lastpt_ref, 75);
+
+      SUB_FIELD_BD (ref[rcount1], osnap_dist, 40);
+      SUB_FIELD_3BD (ref[rcount1], osnap_pt, 10);
+
+      // restrict only when writing, not when reading?
+      if (FIELD_VALUE (ref[rcount1].osnap_type) == 6 || FIELD_VALUE (ref[rcount1].osnap_type) == 11)
+        {
+          SUB_FIELD_BL (ref[rcount1], num_intsectobj, 0);
+          SUB_HANDLE_VECTOR (ref[rcount1], intsectobj, num_intsectobj, 5, 332);
+          SUB_FIELD_BL (ref[rcount1], intersec_subent_type, 74);
+          SUB_FIELD_BL (ref[rcount1], intersec_gsmarker, 92);
+          SUB_FIELD_BL (ref[rcount1], num_intersec_xrefpaths, 0);
+          FIELD_VECTOR_T (ref[rcount1].intersec_xrefpaths, T, ref[rcount1].num_intersec_xrefpaths, 302)
+        }
+      SUB_FIELD_B (ref[rcount1], has_lastpt_ref, 75);
       if (FIELD_VALUE (ref[rcount1].has_lastpt_ref))
         {
           SUB_FIELD_3BD (ref[rcount1], lastpt_ref, 0);