Changeset 202 for trunk/src/mesh/element.h

Timestamp:

Feb 20, 2006 8:47:50 PM (18 years ago)

Author:

cxsong

Message:

additions to makefile, error codes, changes to element.

File:

• trunk/src/mesh/element.h (modified) (6 diffs)

trunk/src/mesh/element.h

@@ -4 +4 @@
 #include <iostream>
 #include <vector>
-#include "node.h"
+#include "node3d.h"
 #include "util.h"
 
@@ -11 +11 @@
 // in a mesh.
 //
-// Example:
-//      int nodeIDs[8];
-//      RpElement elements[10];
-//
-//      // set ids for all elements
-//      for (int i=0; i<10; i++)
-//              elements[i].id(i);
-//
-//      // create node list for element 0
-//      nodeIDs[0] = 0;
-//      nodeIDs[1] = 1;
-//      nodeIDs[2] = 5;
-//      nodeIDs[3] = 6;
-//      nodeIDs[4] = 25;
-//      nodeIDs[5] = 26;
-//      nodeIDs[6] = 30;
-//      nodeIDs[7] = 31;
-//      element[0].addNodes(nodeIDs, 8);
-//
-//      nodeIDs[0] = 1;
-//      nodeIDs[1] = 2;
-//      nodeIDs[2] = 6;
-//      nodeIDs[3] = 7;
-//      nodeIDs[4] = 26;
-//      nodeIDs[5] = 27;
-//      nodeIDs[6] = 31;
-//      nodeIDs[7] = 32;
-//      element[1].addNodes(nodeIDs, 8);
-//
-//      ... 
-//
-//
-
 class RpElement {
 public:
@@ -50 +17 @@
         {
                 // default
-                m_nodes(8);
+                m_nodes.resize(10);
         };
 
@@ -56 +23 @@
         {
                 m_id = id;
-                if (m_nodes.capacity() < numNodes)
+                if (m_nodes.capacity() < (unsigned)numNodes)
                         m_nodes.resize(numNodes);
         };
 
         // instantiate from byte stream:
-        // id(int), numNodes(int), list of ids(int *)
+        // id(int), numNodes(int), list of node ids(int *)
         RpElement(const char* buf);
 
@@ -71 +38 @@
         
         // get node id's
-        RP_ERROR getNodeIdList(int* list, int len);
+        RP_ERROR getNodeIdList(int* list, int& len);
 
         int id() { return m_id; };
         void id(int id) { m_id = id; };
 
+
+        // serialize
+        // id(int), numNodes(int), list of ids(int *)
         char* serialize();
-        void serialize(const char* buf, int buflen);
-        void deserialize(const char* buf);
+        RP_ERROR serialize(char* buf, int buflen);
+        RP_ERROR deserialize(const char* buf);
 
         void print();
@@ -91 +61 @@
         int m_id;
         vector<int> m_nodes; // list of node ids
+
+        // total number of bytes in an element:
+        //     bytes for all node ids + element id + numberOfNodes
+        int numBytes() {
+                return ((m_nodes.size()) * sizeof(int) + 2*sizeof(int));
+        };
 };