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Replace assertion by an exception in Obj parsing 

This crash could happen when the user try to parse an ill-formed obj file.
pull/1666/head
Alexandre Avenel 2017-12-29 18:07:41 +01:00
parent 7de7c548fb
commit 606fd6b1a1
1 changed files with 2 additions and 1 deletions
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3
code/ObjFileParser.cpp
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@ -353,7 +353,8 @@ void ObjFileParser::getHomogeneousVector3( std::vector<aiVector3D> &point3d_arra
copyNextWord( m_buffer, Buffersize );
w = ( ai_real ) fast_atof( m_buffer );
ai_assert( w != 0 );
if (w == 0)
throw DeadlyImportError("OBJ: Invalid component in homogeneous vector (Division by zero)");
point3d_array.push_back( aiVector3D( x/w, y/w, z/w ) );
m_DataIt = skipLine<DataArrayIt>( m_DataIt, m_DataItEnd, m_uiLine );