Viewer crash after calling clear (#1582)

missing check for empty uv similar to line 747
2020-08-07 10:04:45 -04:00
parent 015ac35cd1
commit 45cfc79fed
1 changed files with 1 additions and 1 deletions
@@ -694,7 +694,7 @@ IGL_INLINE void igl::opengl::ViewerData::updateGL(
          meshgl.F_vbo.row(i) << i*3+0, i*3+1, i*3+2;
      }

-      if (meshgl.dirty & MeshGL::DIRTY_UV)
+      if ( (meshgl.dirty & MeshGL::DIRTY_UV) && data.V_uv.rows()>0)
      {
        meshgl.V_uv_vbo.resize(data.F.rows()*3,2);
        for (unsigned i=0; i<data.F.rows();++i)