Changeset 8375 in orxonox.OLD for branches/bsp_model/src/lib/graphics

Timestamp:

Jun 14, 2006, 11:59:40 AM (18 years ago)

Author:

patrick

Message:

bsp: md3 mesh reading progress

Location:

branches/bsp_model/src/lib/graphics/importer/md3

Files:

• md3_data.cc (modified) (2 diffs)
• md3_data.h (modified) (1 diff)

branches/bsp_model/src/lib/graphics/importer/md3/md3_data.cc

@@ -224 +224 @@
 int MD3Data::readMeshes(FILE* pFile, int fileOffset)
 {
+  int    localFileOffset = fileOffset;                          //!< local file offset
+
   this->meshes = new MD3Mesh*[this->header->meshNum];
 
@@ -230 +232 @@
     this->meshes[i] = new MD3Mesh();
 
-    bool bTriangles, bTexVecs, bVertices, bTextures;            //!< the parts that have been read so far
+    bool   bTriangles, bTexVecs, bVertices, bTextures;            //!< the parts that have been read so far
 
     //start reading mesh data
-
+    MD3MeshHeader* md = new MD3MeshHeader;
+    fread(md, 1, sizeof(MD3MeshHeader), pFile);
+    this->meshes[i]->header = md;
+    localFileOffset += sizeof(MD3MeshHeader);
+
+    if( unlikely(this->meshes[i]->header->id != MD3_IDENT))
+    {
+      PRINTF(1)("Wrong MD3 mesh file tag, file %s could be corrupt\n", this->filename.c_str());
+      return false;
+    }
+
+    // check which parts to be loaded
+    bTriangles = ( this->meshes[i]->header->triangleNum == 0);
+    bTexVecs = ( this->meshes[i]->header->vertexNum == 0);
+    bVertices = ( this->meshes[i]->header->meshFrameNum == 0);
+    bTextures = ( this->meshes[i]->header->textureNum == 0);
+
+    // now read the data block whise
+    while( !(bTriangles && bTexVecs && bVertices && bTextures))
+    {
+      if( localFileOffset == this->meshes[i]->header->triangleStart  && !bTriangles)
+      {
+        localFileOffset += this->readMeshTriangles(pFile, localFileOffset);
+        bTriangles = true;
+      }
+      else if( localFileOffset == this->meshes[i]->header->textureStart && !bTextures)
+      {
+        fileOffset += this->readMeshTextures(pFile, localFileOffset);
+        bTextures = true;
+      }
+      else if( localFileOffset == this->meshes[i]->header->texVecStart && !bTexVecs)
+      {
+        localFileOffset += this->readMeshTexVecs(pFile, localFileOffset);
+        bTexVecs = true;
+      }
+      else if( fileOffset == this->meshes[i]->header->vertexStart && !bVertices)
+      {
+        localFileOffset += this->readMeshVertices(pFile, localFileOffset);
+        bVertices = true;
+      }
+    }
   }
-  return 0;
-}
-
-}
-
+  return localFileOffset - fileOffset;
+}
+
+}
+

branches/bsp_model/src/lib/graphics/importer/md3/md3_data.h

@@ -89 +89 @@
 
 
+   int readMeshTriangles(FILE* pFile, int fileOffset);
+   int readMeshTextures(FILE* pFile, int fileOffset);
+   int readMeshTexVecs(FILE* pFile, int fileOffset);
+   int readMeshVertices(FILE* pFile, int fileOffset);
+
  public: