View Compilation Error

0_0_30391269_12070.cpp: In function 'bool Judge()':
0_0_30391269_12070.cpp:61:92: error: cannot convert 'line' to 'db {aka double}' in initialization
         if (Check((seg){p[l], p[(l - 1 + n) % n]}, (seg){p[l], p[(l + 1) % n]}, (line){axis}) &&
                                                                                            ^