| 1 | //
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| 2 | //
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| 3 | // In this file are the fundamental definitions for the class MCTrigger
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| 4 | //
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| 5 | //
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| 6 | #define TRIGGER_PIXELS 271
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| 7 | //
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| 8 | // This is the number of Pixels contributing to the TRIGGER logic
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| 9 | // All Pixels-Id above that value don't do an trigger stuff.
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| 10 | //
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| 11 | //
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| 12 | #define TOTAL_TRIGGER_TIME 160
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| 13 | //
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| 14 | // This values defines the total range in that we try to find
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| 15 | // a trigger.
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| 16 | //
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| 17 | #define LEVEL1_DEAD_TIME 50
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| 18 | //
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| 19 | // Dead time of the detector after one first level trigger happens.
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| 20 | //
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| 21 | #define LEVEL2_DEAD_TIME 300
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| 22 | //
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| 23 | // Dead time of the detector after second level trigger fires
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| 24 | //
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| 25 | #define SLICES_PER_NSEC 4
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| 26 | //
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| 27 | // Each nano second is divided into the number of this values slices.
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| 28 | // So you can get the total number of timeslices for one Pixel by
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| 29 | // ( TOTAL_TRIGGER_TIME * SLICES_PER_NSEC ).
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| 30 | // In the current settings this are 1000 slices
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| 31 | //
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| 32 | #define TRIGGER_TIME_SLICES (TOTAL_TRIGGER_TIME*SLICES_PER_NSEC)
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| 33 | //
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| 34 | //
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| 35 | //
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| 36 | //
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| 37 | // ------>>> SETTINGS for the RESPONSE FUNCTION
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| 38 | //
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| 39 | #define RESPONSE_SLICES 40
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| 40 | //
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| 41 | // This is for the standard response Signal to 1 Photoelectron
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| 42 | // that leaves the Photocathode
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| 43 | // The whole Timescale for the signal is 10 nsec
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| 44 | //
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| 45 | // The Response function
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| 46 | //
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| 47 | // These values are discussed with Eckart. We start from this point.
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| 48 | //
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| 49 | #define RESPONSE_FWHM 2.
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| 50 |
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| 51 | #define RESPONSE_AMPLITUDE 1.
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| 52 | //
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| 53 | // This are the Standard values of the response function for
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| 54 | // 1 photo electron. ( 1 means 1 mV per phote electron )
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| 55 | //
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| 56 | //
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| 57 | // -------->>> SETTINGS for the DISKRIMINATORS
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| 58 | //
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| 59 | //
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| 60 | #define CHANNEL_THRESHOLD 2.5
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| 61 | //
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| 62 | // This is the diskriminator threshold for each individual channel
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| 63 | // First we set the value to 2 unit of the RESPONSE_AMPLITUDE
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| 64 | //
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| 65 | #define TRIGGER_GATE 3.
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| 66 | //
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| 67 | // Here we set the width of the digital signal we get if the signal
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| 68 | // passes the diskriminator
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| 69 | //
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| 70 | //
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| 71 | #define TRIGGER_OVERLAPING 0.25
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| 72 | //
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| 73 | // Here we set the required overlaping time among pixels
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| 74 | // to be in coincidence.
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| 75 | //
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| 76 | //
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| 77 | // --------->>>> SETTINGS for the TRIGGER logic
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| 78 | //
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| 79 | //
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| 80 | #define TRIGGER_CELLS 19
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| 81 | //
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| 82 | // Number of trigger cells that cover the trigger zone
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| 83 | //
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| 84 | #define TRIGGER_MULTI 4.
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| 85 | //
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| 86 | // We get a Level Zero Trigger, if we have a least TRIGGER_MULTI
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| 87 | // channels with a diskrimiator signal at the same time
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| 88 | //
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| 89 | #define TRIGGER_GEOM 0
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| 90 | //
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| 91 | // This defines the geometry required for a trigger. There exists
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| 92 | // different meaning for this behaviour:
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| 93 | // 0 means a pixel with trigger_multi-1 neighbours
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| 94 | // 1 means trigger_multi neighbours
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| 95 | // 2 means trigger_multi closed neighbours
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| 96 | //
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