Structure about rule trigger parameters.
struct{ BYTE byTriggerMode; BYTE byTriggerPoint; BYTE byRes1[2]; float fTriggerArea; BYTE byRes2[4]; }NET_VCA_RULE_TRIGGER_PARAM, *LPNET_VCA_RULE_TRIGGER_PARAM;
Trigger mode: 0-disable, 1-trigger by preset, 2-trigger by target region size
Trigger point: 0-medium, 1-up, 2-down. It is valid when byTriggerMode is 1.
Reserved, set to 0
Percentage of the triggered target region, it ranges from 0 to 100. It is valid when byTriggerMode is 2
Reserved, set to 0