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Author: bigler
Date: Thu Oct 18 07:57:19 2007
New Revision: 1785

Modified:
   trunk/Model/Groups/ObjGroup.cc
Log:
Model/Groups/ObjGroup.cc

  Start of fix for texture coordinates.  Meshes assume that if any
  texture coordinates exist they exit for all triangles.  This
  convention wasn't being followed.


Modified: trunk/Model/Groups/ObjGroup.cc
==============================================================================
--- trunk/Model/Groups/ObjGroup.cc      (original)
+++ trunk/Model/Groups/ObjGroup.cc      Thu Oct 18 07:57:19 2007
@@ -217,6 +217,8 @@
 
   // Read in the groups.
   GLMgroup *group = model->groups;
+  // If any triangle has texture coordinates, they all have to have them.
+  bool has_tex_coords = model->numtexcoords > 0;
   while (group != 0) {
 
     // Determine the material for this group.
@@ -254,6 +256,10 @@
         index = model->triangles[ group->triangles[i] ].tindices[v];
         if (index > 0) {
           texture_indices.push_back(index-1);
+        } else if (has_tex_coords) {
+          // Again, we assume that if one triangle has a texture coordinate, 
that
+          // all triangles do.
+          texture_indices.push_back(Mesh::kNoTextureIndex);
         }
       }
 

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• [Manta] r1785 - trunk/Model/Groups, bigler, 10/18/2007

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