Time sequence (Water Overlay) - Revision history

Frank@tygron.nl: /* Definition by start */

2026-05-05T14:44:47Z

Definition by start

← Older revision		Revision as of 14:44, 5 May 2026
Line 36:		Line 36:
	===Definition by start===		===Definition by start===
	<!--Time sequence start-->		<!--Time sequence start-->
	[[File:graph-dbs.JPG\|thumb\|right\|300px\|From certain times onward, a ~~certain~~ value is ~~applicable~~.]]		[[File:graph-dbs.JPG\|thumb\|right\|300px\|From certain times onward, the value stored after it is used. Note that before the first time, 3600, a default value of 0.0 is used.]]

	Values obtained using this procedure remain stable until the simulation-time passes the time stored at the next index, at which moment the next value is selected.		Values obtained using this procedure remain stable until the simulation-time passes the time stored at the next index, at which moment the next value is selected.

Frank@tygron.nl: /* Structure of a time sequence */

2026-05-05T14:42:07Z

Structure of a time sequence

← Older revision		Revision as of 14:42, 5 May 2026
Line 23:		Line 23:
	\| 0.06		\| 0.06
	\|}		\|}
	The unit for time is stored in seconds. The unit for the value is dependent on the element for which the time sequence is used.		The unit for time is stored in seconds. The unit for the value is dependent on the element for which the time sequence is used.
			Each number representing a time in the array should be larger than the previous number.

	Depending on the type of element you wish to configure using a time sequence, the interpretation of a time sequence can differ.		Depending on the type of element you wish to configure using a time sequence, the interpretation of a time sequence can differ.

Frank@tygron.nl: /* Definition by start */

2026-05-05T14:39:13Z

Definition by start

← Older revision		Revision as of 14:39, 5 May 2026
Line 39:		Line 39:
	Values obtained using this procedure remain stable until the simulation-time passes the time stored at the next index, at which moment the next value is selected.		Values obtained using this procedure remain stable until the simulation-time passes the time stored at the next index, at which moment the next value is selected.
	Values are therefore not interpolated. In case the first time is larger than 0, a default value of 0 is used.		Values are therefore not interpolated. In case the first time is larger than 0, a default value of 0 is used.

	~~Each following number representing a time in milliseconds should be larger than the previous time.~~

	The speeds of [[Hydraulic structures (Water Overlay)\|hydraulic structures]] are obtained using this interpretation.		The speeds of [[Hydraulic structures (Water Overlay)\|hydraulic structures]] are obtained using this interpretation.

Frank@tygron.nl: /* Definition by start */

2026-05-05T14:38:40Z

Definition by start

← Older revision		Revision as of 14:38, 5 May 2026
Line 37:		Line 37:
	[[File:graph-dbs.JPG\|thumb\|right\|300px\|From certain times onward, a certain value is applicable.]]		[[File:graph-dbs.JPG\|thumb\|right\|300px\|From certain times onward, a certain value is applicable.]]

	Values obtained using this procedure remain stable until the simulation-time ~~passed~~ the time stored at the next index, at which moment the next value is selected.		Values obtained using this procedure remain stable until the simulation-time passes the time stored at the next index, at which moment the next value is selected.
	Values are therefore not interpolated. In case the first time is larger than 0, a default value of 0 is used.		Values are therefore not interpolated. In case the first time is larger than 0, a default value of 0 is used.

Frank@tygron.nl: /* Structure of a time sequence */

2026-05-05T14:37:48Z

Structure of a time sequence

← Older revision		Revision as of 14:37, 5 May 2026
Line 4:		Line 4:

	==Structure of a time sequence==		==Structure of a time sequence==
	Time sequences are stored in project data in the form of [[attribute array]]s. It consists of ~~a sequence of pairs~~ of a time and ~~a value~~ to ~~use for~~ that time. A maximum of {{array max\|pairs}} can be used for any single sequence,		Time sequences are stored in project data in the form of [[attribute array]]s. It consists of an array of numbers where numbers at even indices represents a time in milliseconds and numbers at uneven indices are the values related to that time. A maximum of {{array max\|pairs}} can be used for any single sequence,

	Conceptually, a time sequence is always structures as follows:		Conceptually, a time sequence is always structures as follows:
Line 23:		Line 23:
	\| 0.06		\| 0.06
	\|}		\|}
	The unit for time is stored in seconds. The unit for the value is ~~dependant~~ on the element for which the time sequence is used.		The unit for time is stored in seconds. The unit for the value is dependent on the element for which the time sequence is used.

	Depending on the type of element you wish to configure using a time sequence, the interpretation of a time sequence can differ.		Depending on the type of element you wish to configure using a time sequence, the interpretation of a time sequence can differ.
Line 36:		Line 36:
	<!--Time sequence start-->		<!--Time sequence start-->
	[[File:graph-dbs.JPG\|thumb\|right\|300px\|From certain times onward, a certain value is applicable.]]		[[File:graph-dbs.JPG\|thumb\|right\|300px\|From certain times onward, a certain value is applicable.]]
	~~An array of numbers where numbers at even indices represents a time in milliseconds and numbers at uneven indices are the values to select from that time onward.~~

	Values obtained using this procedure remain stable until the simulation-time passed the time stored at the ~~following~~ index, at which moment the next value is selected.		Values obtained using this procedure remain stable until the simulation-time passed the time stored at the next index, at which moment the next value is selected.
	Values are therefore not interpolated.		Values are therefore not interpolated. In case the first time is larger than 0, a default value of 0 is used.

	Each following number representing a time in milliseconds should be larger than the previous time.		Each following number representing a time in milliseconds should be larger than the previous time.

Frank@tygron.nl: /* Definition by start */

2026-05-05T14:28:36Z

Definition by start

← Older revision		Revision as of 14:28, 5 May 2026
Line 44:		Line 44:

	The speeds of [[Hydraulic structures (Water Overlay)\|hydraulic structures]] are obtained using this interpretation.		The speeds of [[Hydraulic structures (Water Overlay)\|hydraulic structures]] are obtained using this interpretation.

			{{clear}}

	===Interpolated===		===Interpolated===

Frank@tygron.nl: /* Definition by start */

2026-05-05T14:28:26Z

Definition by start

← Older revision		Revision as of 14:28, 5 May 2026
Line 37:		Line 37:
	[[File:graph-dbs.JPG\|thumb\|right\|300px\|From certain times onward, a certain value is applicable.]]		[[File:graph-dbs.JPG\|thumb\|right\|300px\|From certain times onward, a certain value is applicable.]]
	An array of numbers where numbers at even indices represents a time in milliseconds and numbers at uneven indices are the values to select from that time onward.		An array of numbers where numbers at even indices represents a time in milliseconds and numbers at uneven indices are the values to select from that time onward.

	Values obtained using this procedure remain stable until the simulation-time passed the time stored at the following index, at which moment the next value is selected.		Values obtained using this procedure remain stable until the simulation-time passed the time stored at the following index, at which moment the next value is selected.
	Values are therefore not interpolated.		Values are therefore not interpolated.

	Each following number representing a time in milliseconds should be larger than the previous time.		Each following number representing a time in milliseconds should be larger than the previous time.

	The speeds of [[Hydraulic structures (Water Overlay)\|hydraulic structures]] are obtained using this interpretation.		The speeds of [[Hydraulic structures (Water Overlay)\|hydraulic structures]] are obtained using this interpretation.
	~~{{clear}}~~

	===Interpolated===		===Interpolated===

Frank@tygron.nl: /* Definition by start */

2026-05-05T14:28:09Z

Definition by start

← Older revision		Revision as of 14:28, 5 May 2026
Line 36:		Line 36:
	<!--Time sequence start-->		<!--Time sequence start-->
	[[File:graph-dbs.JPG\|thumb\|right\|300px\|From certain times onward, a certain value is applicable.]]		[[File:graph-dbs.JPG\|thumb\|right\|300px\|From certain times onward, a certain value is applicable.]]
	The speeds of [[Hydraulic structures (Water Overlay)\|hydraulic structures]] ~~use an~~ interpretation ~~by which the times indicate from when onward a value is used~~.		An array of numbers where numbers at even indices represents a time in milliseconds and numbers at uneven indices are the values to select from that time onward.
			Values obtained using this procedure remain stable until the simulation-time passed the time stored at the following index, at which moment the next value is selected.
			Values are therefore not interpolated.
			Each following number representing a time in milliseconds should be larger than the previous time.
			The speeds of [[Hydraulic structures (Water Overlay)\|hydraulic structures]] are obtained using this interpretation.
	{{clear}}		{{clear}}

Rudolf@tygron.nl at 12:01, 25 February 2026

2026-02-25T12:01:13Z

← Older revision		Revision as of 12:01, 25 February 2026
Line 60:		Line 60:
	{{article end		{{article end
	\|notes=* When exporting data which has a time sequence for an attribute, it is formatted in the same structure which can be used to load it back in as an attribute.		\|notes=* When exporting data which has a time sequence for an attribute, it is formatted in the same structure which can be used to load it back in as an attribute.
	\| seealso=* https://www.tygron.com/en/2020/04/20/water-module-time-sequence/		\| seealso=
	* [[CSV]]		* [[CSV]]
	}}		}}

Maxim@tygron.com at 13:53, 16 July 2025

2025-07-16T13:53:52Z

← Older revision		Revision as of 13:53, 16 July 2025
Line 30:		Line 30:
	<!--Time sequence end-->		<!--Time sequence end-->
	[[File:graph-dbe.JPG\|thumb\|right\|300px\|Up until specific times, a certain value is applicable.]]		[[File:graph-dbe.JPG\|thumb\|right\|300px\|Up until specific times, a certain value is applicable.]]
	[[Rain model (Water Overlay)\|Rainfall]] and [[~~Evaporation~~ model (Water Overlay)\|~~evaporation~~]] use an interpretation by which the times indicate up to when the value is used.		[[Rain model (Water Overlay)\|Rainfall]] and [[Evapotranspiration model (Water Overlay)\|evapotranspiration]] use an interpretation by which the times indicate up to when the value is used.
	{{clear}}		{{clear}}