Only warn when vn with 3 coordinates

src/parser/obj.rs

@@ -75,11 +75,19 @@ impl ObjParser {
     /// ```
     pub fn parse_texture_coordinate(&self, line_number: usize, line: &str, path: &str) -> Result<Element, ParserError> {
 
-        let values = parse_values(line_number, line, path, 2)?;
-        Ok(Element::TextureCoordinate(Vector2::<f64>::new(
-            values[0],
-            values[1],
-        )))
+        if let Ok(values) = parse_values(line_number,line, path, 2) {
+            Ok(Element::TextureCoordinate(Vector2::<f64>::new(
+                values[0],
+                values[1],
+            )))
+        } else {
+            let values = parse_values(line_number, line, path, 3)?;
+            logln!("Warning: expected 2 coordinates, but received 3, ignoring the last one...");
+            Ok(Element::TextureCoordinate(Vector2::<f64>::new(
+                values[0],
+                values[1],
+            )))
+        }
     }
 
     /// Parses an obj normal line.