Changeset 2765 in orxonox.OLD for orxonox/branches/importer/importer/object.cc

Timestamp:

Nov 9, 2004, 2:54:49 PM (20 years ago)

Author:

bensch

Message:

orxonox/branches/importer: read in whole line instead of only next entry, better for parsing textfiles

File:

• orxonox/branches/importer/importer/object.cc (modified) (4 diffs)

orxonox/branches/importer/importer/object.cc

@@ -1 +1 @@
 #include "object.h"
-
 Object::Object ()
 {
-  this->readFromObjFile ("reaphigh.obj");
-    
+  this->readFromObjFile ("sphere.obj");
+
+  listNumber = glGenLists(1);
+  glNewList (listNumber, GL_COMPILE);
+
   glEnableClientState (GL_VERTEX_ARRAY);
   glVertexPointer(3, GL_FLOAT, 0, vertices->getArray());
   
-  listNumber = glGenLists(1);
-  glNewList (listNumber, GL_COMPILE);
-
   glColor3f(1.0,0,0);
   glBegin(GL_QUADS);
-  
+  printf ("face-count %i\n", faces->getCount());
   for (int i=0; i<=faces->getCount();++i)
     {
-      printf ("%i, %i\n", i, (int) faces->getArray()[i]);
       glArrayElement((int)faces->getArray()[i] -1);
     }
@@ -35 +33 @@
 bool Object::readFromObjFile (char* fileName)
 {
+  OBJ_FILE = new ifstream (fileName);
+  char Buffer[500];
+  vertices = new Array();
+  faces = new Array();
+  while(!OBJ_FILE->eof())
+    {
+      OBJ_FILE->getline(Buffer, 500);
+      //      printf("%s\n", Buffer);
+      
+
+      // case vertice
+      if (!strncmp(Buffer, "v ", 2))
+        {
+          char subbuffer1[10];
+          char subbuffer2[10];
+          char subbuffer3[10];
+          sscanf (Buffer, "v %s %s %s", subbuffer1, subbuffer2, subbuffer3);
+          vertices->addEntry(atof(subbuffer1), atof(subbuffer2), atof(subbuffer3));
+        }
+
+      // case face
+      else if (!strncmp(Buffer, "f ", 2))
+        {
+          char subbuffer1[10];
+          char subbuffer2[10];
+          char subbuffer3[10];
+          char subbuffer4[10] ="";
+          sscanf (Buffer, "f %s %s %s %s", subbuffer1, subbuffer2, subbuffer3, subbuffer4);
+          //      vertices->addEntry(atof(subbuffer1), atof(subbuffer2), atof(subbuffer3));
+          if (!strcmp(subbuffer4, ""))
+            {
+              printf ("triag: %s, %s, %s\n", subbuffer1, subbuffer2, subbuffer3);
+              faces->addEntry(atof(subbuffer1));
+              faces->addEntry(atof(subbuffer2));
+              faces->addEntry(atof(subbuffer3));
+            }
+          else
+            {
+              printf ("quad: %s, %s, %s, %s\n", subbuffer1, subbuffer2, subbuffer3, subbuffer4);
+              faces->addEntry(atof(subbuffer1));
+              faces->addEntry(atof(subbuffer2));
+              faces->addEntry(atof(subbuffer3));
+              faces->addEntry(atof(subbuffer4));
+
+            }
+        }
+
+      // case vt
+      else if (!strncmp(Buffer, "vt ", 2))
+      {
+        //      printf ("verticeTangent found");
+      }
+          
+
+    }
+  
+
+  
+  OBJ_FILE->close();
+  
+  /*
+
   if ( (OBJ_FILE = fopen (fileName, "r")) == NULL)
     {
@@ -43 +103 @@
     {
       char Buffer[100];
-      vertices = new Array();
-      faces = new Array();
-      char lastWas = '0';
-        
-      while (fscanf (OBJ_FILE, "%s", Buffer) != EOF)
+      char optionIs = '0';
+      char optionWas = '0';
+      int entryCount = 0; //counts how many inputs an option has.
+      int lastEntryCount = 0;
+      while (fscanf (OBJ_FILE, "%c10", Buffer) != EOF)
         {
-          
+          printf("%s", Buffer);
+
           // case we read it is a vertex
           if (!strcmp (Buffer, "v"))
             {
-              lastWas = 'v';
+              optionIs = 'v';
+              entryCount = 0;
             }
           // case we read a Face
           else if (!strcmp (Buffer, "f"))
             {  
-              lastWas = 'f';
+              optionIs = 'f';
+              entryCount = 0;
             }
           else if (!strcmp (Buffer, "vn"))
             {
-              lastWas = 'n';
+              optionIs = 'n';
+              entryCount = 0;
             }
           else if (!strcmp (Buffer, "vt"))
             {
-              lastWas = 't';
+              optionIs = 't';
+              entryCount = 0;
             }
           else if (!strcmp (Buffer,"s"))
             {
-              lastWas = '0';
+              optionIs = '0';
+              entryCount = 0;
             }
           else if (!strncmp (Buffer,"u", 1))
             {
-              lastWas = '0';
+              optionIs = '0';
+              entryCount = 0;
             }
           else if (!strcmp (Buffer,"g"))
             {
-              lastWas = '0';
+              optionIs = '0';
+              entryCount = 0;
             }
 
@@ -85 +153 @@
           else
             {
-              if (lastWas == 'v')
+              if (optionIs == 'v')
                 {
                   vertices->addEntry(atof(Buffer));
-                  printf ("v: %s\n", Buffer);
+                  ++entryCount;
+
+                  //              printf ("v: %s\n", Buffer);
                 }
-              else if (lastWas == 'f')
+              else if (optionIs == 'f')
                 {
                   char* pointTo;
                   pointTo = strstr (Buffer, "/");
                   pointTo[0] = '\0';
-                  printf ("f: %s\n", Buffer);
+                  //              printf ("f: %s\n", Buffer);
                   faces->addEntry(atof(Buffer));
+                  ++entryCount;
                 }
               
             }
+
+          if (entryCount == 0 && (optionWas == 'f'))
+            {
+              if (lastEntryCount == 3)
+                printf ("triang\n");
+              else if (lastEntryCount == 4)
+                printf ("quads\n");
+                     
+            }
+
+          lastEntryCount = entryCount;
+          optionWas = optionIs;
+
         }
       vertices->finalizeArray();
       faces->finalizeArray();
       fclose (OBJ_FILE);
-      printf("test\n");
       return true;
     }
+  */
 }
+
+//caseChange (char optionIs, int entryCount)