sim.readVisionSensor

Reads the state of a vision sensor. This function doesn't perform detection, it merely reads the result from a previous call to sim.handleVisionSensor

Synopsis

Arguments

• visionSensorHandle: handle of a vision sensor object

Return values

• result: detection state (0 or 1), or -1 if sim.handleVisionSensor was never called, or if sim.resetVisionSensor was previously called.
• packet1: default auxiliary packet of 15 auxiliary values: the minimum of [intensity red green blue depth], the maximum of [intensity red green blue depth], and the average of [intensity red green blue depth]
• packet2: additional auxiliary value packet (e.g. from an image processing component)
• packet3: etc. (the function returns as many tables as there are auxiliary value packets)