How to add Subsidence (Water Overlay) - Revision history

Frank@tygron.nl at 13:44, 5 March 2026

2026-03-05T13:44:51Z

← Older revision		Revision as of 13:44, 5 March 2026
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	\| notes=		\| notes=
	* The source of Subsidence can be a [[Subsidence Overlay]], but could also be a precomputed result from a [[GeoTiff Overlay]] or another [[Combo Overlay]].		* The source of Subsidence can be a [[Subsidence Overlay]], but could also be a precomputed result from a [[GeoTiff Overlay]] or another [[Combo Overlay]].
	* The [[terrain elevation prequel (Water Overlay)\|terrain elevation prequel]] is solely for the terrain elevation and does not include [[Building]]s. Those are added automatically, on top of the terrain elevation, whether that terrain elevation is based on [[~~height~~]] ~~data~~ or on a [[Prequel]].		* The [[terrain elevation prequel (Water Overlay)\|terrain elevation prequel]] is solely for the terrain elevation and does not include [[Building]]s. Those are added automatically, on top of the terrain elevation, whether that terrain elevation is based on the [[DTM]] or on a [[Prequel]].
	* By setting up two identical [[Water Overlay]]s, one taking into account [[Subsidence Overlay\|Subsidence]] and one not, it's possible to investigate in detail the effects of subsidence on the water system.		* By setting up two identical [[Water Overlay]]s, one taking into account [[Subsidence Overlay\|Subsidence]] and one not, it's possible to investigate in detail the effects of subsidence on the water system.
	\| seealso=* [[Water Overlay]]		\| seealso=* [[Water Overlay]]

Frank@tygron.nl at 13:11, 30 January 2024

2024-01-30T13:11:03Z

← Older revision		Revision as of 13:11, 30 January 2024
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Maxim@tygron.com at 15:16, 7 October 2022

2022-10-07T15:16:20Z

← Older revision		Revision as of 15:16, 7 October 2022
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	\| notes=		\| notes=
	* The source of Subsidence can be a [[Subsidence Overlay]], but could also be a precomputed result from a [[GeoTiff Overlay]] or another [[Combo Overlay]].		* The source of Subsidence can be a [[Subsidence Overlay]], but could also be a precomputed result from a [[GeoTiff Overlay]] or another [[Combo Overlay]].
	* The [[terrain elevation prequel (Water Overlay)\|terrain elevation prequel]] is solely for the terrain elevation and does not include [[~~Construction~~]]s. Those are added automatically, on top of the terrain elevation, whether that terrain elevation is based on [[height]] data or on a [[Prequel]].		* The [[terrain elevation prequel (Water Overlay)\|terrain elevation prequel]] is solely for the terrain elevation and does not include [[Building]]s. Those are added automatically, on top of the terrain elevation, whether that terrain elevation is based on [[height]] data or on a [[Prequel]].
	* By setting up two identical [[Water Overlay]]s, one taking into account [[Subsidence Overlay\|Subsidence]] and one not, it's possible to investigate in detail the effects of subsidence on the water system.		* By setting up two identical [[Water Overlay]]s, one taking into account [[Subsidence Overlay\|Subsidence]] and one not, it's possible to investigate in detail the effects of subsidence on the water system.
	\| seealso=* [[Water Overlay]]		\| seealso=* [[Water Overlay]]

Rudolf@tygron.nl at 10:21, 17 June 2022

2022-06-17T10:21:52Z

← Older revision		Revision as of 10:21, 17 June 2022
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	~~{{stub}}~~
	It is possible to include the effects of subsidence in the [[Water Overlay]]'s calculations by using a [[Combo Overlay]] to precompute the resulting [[Elevation model]], and setting the result as the [[Terrain elevation prequel (Water Overlay)\|terrain elevation prequel]] of the [[Water Overlay]].		It is possible to include the effects of subsidence in the [[Water Overlay]]'s calculations by using a [[Combo Overlay]] to precompute the resulting [[Elevation model]], and setting the result as the [[Terrain elevation prequel (Water Overlay)\|terrain elevation prequel]] of the [[Water Overlay]].

Rudolf@tygron.nl at 10:20, 17 June 2022

2022-06-17T10:20:51Z

← Older revision		Revision as of 10:20, 17 June 2022
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	\| Add a [[Combo Overlay]], which takes the values of the [[Heightmap Overlay]] and subtracts the value of the final result of the [[Subsidence Overlay]].		\| Add a [[Combo Overlay]], which takes the values of the [[Heightmap Overlay]] and subtracts the value of the final result of the [[Subsidence Overlay]].
	\| Open the [[Water Overlay]]'s [[Water Overlay Wizard\|configuration wizard]], and proceed to the step regarding the Elevation Model.		\| Open the [[Water Overlay]]'s [[Water Overlay Wizard\|configuration wizard]], and proceed to the step regarding the Elevation Model.
	\| Opt to select a [[Grid Overlay]] to determine the [[~~Terrain~~ Elevation ~~Model~~]].		\| Opt to select a [[Grid Overlay]] to determine the [[Elevation model (Water Overlay)\|elevation model]].
	\| Select the [[Combo Overlay]].		\| Select the [[Combo Overlay]].
	\| Recalculate the [[water Overlay]].		\| Recalculate the [[water Overlay]].
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	* [[Subsidence Overlay]]		* [[Subsidence Overlay]]
	* [[Combo Overlay]]		* [[Combo Overlay]]
			* [[Terrain elevation prequel (Water Overlay)]]
	}}		}}

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Rudolf@tygron.nl at 10:19, 17 June 2022

2022-06-17T10:19:25Z

← Older revision		Revision as of 10:19, 17 June 2022
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	{{stub}}		{{stub}}
	It is possible to include the effects of subsidence in the [[Water Overlay]]'s calculations by using a [[Combo Overlay]] to precompute the resulting [[Elevation model]], and setting the result as the [[Terrain elevation prequel (Water Overlay)\|terrain elevation prequel]] of the [[Water Overlay]].		It is possible to include the effects of subsidence in the [[Water Overlay]]'s calculations by using a [[Combo Overlay]] to precompute the resulting [[Elevation model]], and setting the result as the [[Terrain elevation prequel (Water Overlay)\|terrain elevation prequel]] of the [[Water Overlay]].

			{{editor steps\|title=add subsidence to a water simulation
			\| Add and configure a [[Subsidence Overlay]] (or other source which defines amounts of subsidence).
			\| Add a [[Heightmap Overlay]], set to DTM mode.
			\| Add a [[Combo Overlay]], which takes the values of the [[Heightmap Overlay]] and subtracts the value of the final result of the [[Subsidence Overlay]].
			\| Open the [[Water Overlay]]'s [[Water Overlay Wizard\|configuration wizard]], and proceed to the step regarding the Elevation Model.
			\| Opt to select a [[Grid Overlay]] to determine the [[Terrain Elevation Model]].
			\| Select the [[Combo Overlay]].
			\| Recalculate the [[water Overlay]].
			\| The calculation has now taken into account the specified subsidence effects.
			}}

	{{article end		{{article end
	\| notes=		\| notes=
			* The source of Subsidence can be a [[Subsidence Overlay]], but could also be a precomputed result from a [[GeoTiff Overlay]] or another [[Combo Overlay]].
			* The [[terrain elevation prequel (Water Overlay)\|terrain elevation prequel]] is solely for the terrain elevation and does not include [[Construction]]s. Those are added automatically, on top of the terrain elevation, whether that terrain elevation is based on [[height]] data or on a [[Prequel]].
	* By setting up two identical [[Water Overlay]]s, one taking into account [[Subsidence Overlay\|Subsidence]] and one not, it's possible to investigate in detail the effects of subsidence on the water system.		* By setting up two identical [[Water Overlay]]s, one taking into account [[Subsidence Overlay\|Subsidence]] and one not, it's possible to investigate in detail the effects of subsidence on the water system.
	\| seealso=* [[Water Overlay]]		\| seealso=* [[Water Overlay]]

Rudolf@tygron.nl at 10:08, 17 June 2022

2022-06-17T10:08:17Z

← Older revision		Revision as of 10:08, 17 June 2022
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	{{~~unavailable\|{{tygron~~}} is ~~looking at scheduling the restoration of Water Overlay subsidence on its roadmap.}}~~		{{stub}}
			It is possible to include the effects of subsidence in the [[Water Overlay]]'s calculations by using a [[Combo Overlay]] to precompute the resulting [[Elevation model]], and setting the result as the [[Terrain elevation prequel (Water Overlay)\|terrain elevation prequel]] of the [[Water Overlay]].
	~~For the calculation of~~ the ~~effects of a severe rainfall,~~ effects of subsidence ~~can be included, such as~~ the ~~recalculated water levels and the changed ground levels. For now, ground water levels affected~~ by ~~the subsidence are not included.~~

	~~{{Editor steps\|title=include subsidence\|Add the~~ [[~~Subsidence~~ Overlay]]~~. Take note of when to use and how~~ to ~~configure the subsidence overlay.\|In~~ the [[~~right panel~~]], ~~select~~ the ~~"Keys" tab\|Select~~ the ~~"Area attribute: output level~~ (m)~~". Choose a new attribute, for example the WATER_LEVEL_OUTPUT attribute, to write the new water levels to.~~ \|~~In the Rainfall overlay in~~ the [[~~right panel~~]]~~, select the "Keys" tab~~.\|Choose the overlay for the subsidence model you want to use in the "Include Subsidence" form.\|Also select the newly created attribute containing the water levels in the "Area Attribute: Water Level (m)" form.\|Go to the "General" tab and recalculate the grid.}}


	~~<gallery mode="nolines">~~
	~~File:Subsidence_attribute.JPG\|Create a new attribute containing the recalculated water levels.~~
	~~File:Include_subsidence.JPG\|Include the subsidence overlay and select the new water level attribute.~~
	~~</gallery>~~

	{{article end		{{article end
	\| notes=* Take care not to set the WATER_LEVEL_OUTPUT [[Overlay Key]] of the [[Subsidence Overlay]] to the same [[Attribute]] as the WATER_LEVEL used as the input for the [[Subsidence Overlay]] itself. Otherwise, the calculation will repeatedly change its own input, leading to inconsistent results.		\| notes=
	* By setting up two identical [[Water Overlay]]s, one ~~connected to the~~ [[Subsidence Overlay]] and one not, it's possible to investigate in detail the effects of subsidence on the water system.		* By setting up two identical [[Water Overlay]]s, one taking into account [[Subsidence Overlay\|Subsidence]] and one not, it's possible to investigate in detail the effects of subsidence on the water system.
	\| seealso=* [[Water Overlay]]		\| seealso=* [[Water Overlay]]
	* [[Subsidence Overlay]]		* [[Subsidence Overlay]]
			* [[Combo Overlay]]
	}}		}}

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Rudolf@tygron.nl at 08:44, 31 August 2020

2020-08-31T08:44:35Z

← Older revision		Revision as of 08:44, 31 August 2020
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			{{unavailable\|{{tygron}} is looking at scheduling the restoration of Water Overlay subsidence on its roadmap.}}

	For the calculation of the effects of a severe rainfall, effects of subsidence can be included, such as the recalculated water levels and the changed ground levels. For now, ground water levels affected by the subsidence are not included.		For the calculation of the effects of a severe rainfall, effects of subsidence can be included, such as the recalculated water levels and the changed ground levels. For now, ground water levels affected by the subsidence are not included.

Rudolf@tygron.nl at 06:28, 31 August 2020

2020-08-31T06:28:43Z

← Older revision		Revision as of 06:28, 31 August 2020
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	~~[[File:Subsidence_attribute.JPG\|400px\|thumb\|left\|Create a new attribute containing the recalculated water levels.]]~~
	~~[[File:Include_subsidence.JPG\|400px\|thumb\|center\|Include the subsidence overlay and select the new water level attribute.]]~~
	For the calculation of the effects of a severe rainfall, effects of subsidence can be included, such as the recalculated water levels and the changed ground levels. For now, ground water levels affected by the subsidence are not included.		For the calculation of the effects of a severe rainfall, effects of subsidence can be included, such as the recalculated water levels and the changed ground levels. For now, ground water levels affected by the subsidence are not included.

	{{Editor steps\|title=include subsidence\|Add the [[~~Subsidence_(~~Overlay~~)\|subsidence overlay~~]]. Take note of when to use and how to configure the subsidence overlay.\|In the [[right panel]], select the "Keys" tab\|Select the "Area attribute: output level (m)". Choose a new attribute, for example the WATER_LEVEL_OUTPUT attribute, to write the new water levels to. \|In the Rainfall overlay in the [[right panel]], select the "Keys" tab.\|Choose the overlay for the subsidence model you want to use in the "Include Subsidence" form.\|Also select the newly created attribute containing the water levels in the "Area Attribute: Water Level (m)" form.\|Go to the "General" tab and recalculate the grid.}}		{{Editor steps\|title=include subsidence\|Add the [[Subsidence Overlay]]. Take note of when to use and how to configure the subsidence overlay.\|In the [[right panel]], select the "Keys" tab\|Select the "Area attribute: output level (m)". Choose a new attribute, for example the WATER_LEVEL_OUTPUT attribute, to write the new water levels to. \|In the Rainfall overlay in the [[right panel]], select the "Keys" tab.\|Choose the overlay for the subsidence model you want to use in the "Include Subsidence" form.\|Also select the newly created attribute containing the water levels in the "Area Attribute: Water Level (m)" form.\|Go to the "General" tab and recalculate the grid.}}

	Be careful not to write the new water levels calculated in the [[Subsidence_(Overlay)\|subsidence overlay]] to the already existing water level attribute, otherwise the subsidence model will be recalculated with incorrect values when refreshing this overlay.

	~~You can play around with~~ the ~~results of~~ the ~~two overlays and compare, for example, two rainfall overlays where one~~ overlay ~~takes the effects of a subsidence model into account~~ and the ~~other overlay shows results without these effects~~.		<gallery mode="nolines">
			File:Subsidence_attribute.JPG\|Create a new attribute containing the recalculated water levels.
			File:Include_subsidence.JPG\|Include the subsidence overlay and select the new water level attribute.
			</gallery>

	{{~~Template:~~Overlay nav}}		{{article end
			\| notes=* Take care not to set the WATER_LEVEL_OUTPUT [[Overlay Key]] of the [[Subsidence Overlay]] to the same [[Attribute]] as the WATER_LEVEL used as the input for the [[Subsidence Overlay]] itself. Otherwise, the calculation will repeatedly change its own input, leading to inconsistent results.
			* By setting up two identical [[Water Overlay]]s, one connected to the [[Subsidence Overlay]] and one not, it's possible to investigate in detail the effects of subsidence on the water system.
			\| seealso=* [[Water Overlay]]
			* [[Subsidence Overlay]]
			}}

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	{{Water Module buttons}}		{{Water Module buttons}}

Bobby@tygron.nl at 14:01, 14 June 2019

2019-06-14T14:01:36Z

← Older revision		Revision as of 14:01, 14 June 2019
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