Add const qualifier to multiply and divide operators for agg_trans_affine/perspective

Signed-off-by: Augustin Cavalier <[email protected]>
2017-03-08 14:52:10 -05:00
parent 58916d4a36
commit cb743deb19
1 changed files with 2 additions and 2 deletions
@@ -195,14 +195,14 @@ namespace agg

        // Multiply current matrix to another one and return
        // the result in a separete matrix.
-        trans_affine operator * (const trans_affine& m)
+        trans_affine operator * (const trans_affine& m) const
        {
            return trans_affine(*this).multiply(m);
        }

        // Multiply current matrix to inverse of another one 
        // and return the result in a separete matrix.
-        trans_affine operator / (const trans_affine& m)
+        trans_affine operator / (const trans_affine& m) const
        {
            return trans_affine(*this).multiply_inv(m);
        }