| IO | Parameter | Type | Description
|
| in | thePolyAx | array of real |
|
| in | thePolyAy | array of real |
|
| in | thePolyBx | array of real |
|
| in | thePolyBy | array of real |
|
| out | thePolyABx | two-dimensional array of real |
|
| out | thePolyABy | two-dimensional array of real |
|
| out | theIntersectionResult | integer |
|
| out | thePolyACheckResult | integer |
|
| out | thePolyBCheckResult | integer |
|
| out | function result | OSErr | Error result code, also see Error handling
|