TUFLOW Message 2232 - Revision history

Anne.Kolega: changed red to yellow for final triangle

2026-02-10T23:46:33Z

changed red to yellow for final triangle

← Older revision		Revision as of 09:46, 11 February 2026
Line 7:		Line 7:
	[[File:2d_sh_obj_check_03a.png]]		[[File:2d_sh_obj_check_03a.png]]
	\|suggestions=Check region perimeter does not cross or snap onto itself. To help identify the problem, the following steps can be used:<br>		\|suggestions=Check region perimeter does not cross or snap onto itself. To help identify the problem, the following steps can be used:<br>
	* Import the [[Check_Files_2d_sh_obj \|sh_obj]] check file. This file is written sequentially and the last entry is the final object TUFLOW was able to process. The final triangle is shown in ~~red~~ below:<br>		* Import the [[Check_Files_2d_sh_obj \|sh_obj]] check file. This file is written sequentially and the last entry is the final object TUFLOW was able to process. The final triangle is shown highlighted in yellow below:<br>
	<br>		<br>
	[[File:2d_sh_obj_check_01a.png]]		[[File:2d_sh_obj_check_01a.png]]

Anne.Kolega: change blue circles to red circles to indicate area

2026-02-10T23:26:54Z

change blue circles to red circles to indicate area

← Older revision		Revision as of 09:26, 11 February 2026
Line 4:		Line 4:
	\|alt_msg=NA		\|alt_msg=NA
	\|type=[[ERROR]]		\|type=[[ERROR]]
	\|message_desc=TUFLOW was unable to triangulate the polygon (region) object. The most likely reason for this to occur is that the region perimeter crosses or snaps onto itself. An example of a self-intersecting region is shown below with (the ~~blue~~ circles highlight the problem areas), click on image for a larger view.<br>		\|message_desc=TUFLOW was unable to triangulate the polygon (region) object. The most likely reason for this to occur is that the region perimeter crosses or snaps onto itself. An example of a self-intersecting region is shown below with (the red circles highlight the problem areas), click on image for a larger view.<br>
	[[File:2d_sh_obj_check_03a.png]]		[[File:2d_sh_obj_check_03a.png]]
	\|suggestions=Check region perimeter does not cross or snap onto itself. To help identify the problem, the following steps can be used:<br>		\|suggestions=Check region perimeter does not cross or snap onto itself. To help identify the problem, the following steps can be used:<br>

Emilie Nielsen at 04:06, 18 December 2025

2025-12-18T04:06:45Z

← Older revision		Revision as of 14:06, 18 December 2025
Line 5:		Line 5:
	\|type=[[ERROR]]		\|type=[[ERROR]]
	\|message_desc=TUFLOW was unable to triangulate the polygon (region) object. The most likely reason for this to occur is that the region perimeter crosses or snaps onto itself. An example of a self-intersecting region is shown below with (the blue circles highlight the problem areas), click on image for a larger view.<br>		\|message_desc=TUFLOW was unable to triangulate the polygon (region) object. The most likely reason for this to occur is that the region perimeter crosses or snaps onto itself. An example of a self-intersecting region is shown below with (the blue circles highlight the problem areas), click on image for a larger view.<br>
	[[File:~~Self Intersecting Polygon~~.png~~\|500px~~]]		[[File:2d_sh_obj_check_03a.png]]
	\|suggestions=Check region perimeter does not cross or snap onto itself. To help identify the problem, the following steps can be used:<br>		\|suggestions=Check region perimeter does not cross or snap onto itself. To help identify the problem, the following steps can be used:<br>
	* Import the [[Check_Files_2d_sh_obj \|sh_obj]] check file. This file is written sequentially and the last entry is the final object TUFLOW was able to process. The final triangle is shown in red below:<br>		* Import the [[Check_Files_2d_sh_obj \|sh_obj]] check file. This file is written sequentially and the last entry is the final object TUFLOW was able to process. The final triangle is shown in red below:<br>
	<br>		<br>
	[[File:~~Error 2232 01~~.~~jpg\|600px~~]]		[[File:2d_sh_obj_check_01a.png]]
	<br><br>		<br><br>
	* This shows that the issue is in the 2d_zsh polygon layer ~~(highlighted in green)~~: <br>		* This shows that the issue is in the highlighted green 2d_zsh polygon layer: <br>
	[[File:~~Error 2232 02~~.~~jpg~~]]		[[File:2d_sh_obj_check_02a.png]]
	<br><br>		<br><br>
	* If the coordinates of this polygon are examined, we find that it snaps back onto itself:<br>		* If the coordinates of this polygon are examined, we find that it snaps back onto itself:<br>
Line 26:		Line 26:
	307119.21 183875.86<br>		307119.21 183875.86<br>
	</tt>		</tt>
	* To remove this in QGIS, the layer needs to be made editable and "cleaned" with the ~~v.clean~~ tool from Processing Toolbox.		* To remove this in QGIS, the layer needs to be made editable and "cleaned" with the Fix Geometries tool from Processing Toolbox.
	* To remove this in MapInfo, the layer needs to be made editable and "cleaned" as per the images below.<br>		* To remove this in MapInfo, the layer needs to be made editable and "cleaned" as per the images below.<br>
	[[File:Error 2232 03.jpg]]		[[File:Error 2232 03.jpg]]

Emilie Nielsen at 01:37, 18 December 2025

2025-12-18T01:37:19Z

← Older revision		Revision as of 11:37, 18 December 2025
Line 4:		Line 4:
	\|alt_msg=NA		\|alt_msg=NA
	\|type=[[ERROR]]		\|type=[[ERROR]]
	\|message_desc=TUFLOW was unable to triangulate polygon (region) object. The most likely reason for this to occur is that the region perimeter crosses or snaps onto itself. An example of a self-intersecting region is shown below with (the blue circles highlight the problem areas), click on image for a larger view.<br>		\|message_desc=TUFLOW was unable to triangulate the polygon (region) object. The most likely reason for this to occur is that the region perimeter crosses or snaps onto itself. An example of a self-intersecting region is shown below with (the blue circles highlight the problem areas), click on image for a larger view.<br>
	[[File:Self Intersecting Polygon.png\|500px]]		[[File:Self Intersecting Polygon.png\|500px]]
	\|suggestions=Check region perimeter does not cross or snap onto itself. To help identify the problem, the ~~follow~~ steps can be used:<br>		\|suggestions=Check region perimeter does not cross or snap onto itself. To help identify the problem, the following steps can be used:<br>
	* Import the sh_obj check file. This file is written sequentially and the last entry is the final object TUFLOW was able to process. The final triangle is shown in red below:<br>		* Import the [[Check_Files_2d_sh_obj \|sh_obj]] check file. This file is written sequentially and the last entry is the final object TUFLOW was able to process. The final triangle is shown in red below:<br>
	<br>		<br>
	[[File:Error 2232 01.jpg\|600px]]		[[File:Error 2232 01.jpg\|600px]]
	<br><br>		<br><br>
	* This ~~highlights~~ that the issue is in the polygon ~~in the 2d_zsh~~ layer highlighted in green: <br>		* This shows that the issue is in the 2d_zsh polygon layer (highlighted in green): <br>
	[[File:Error 2232 02.jpg]]		[[File:Error 2232 02.jpg]]
	<br><br>		<br><br>
Line 26:		Line 26:
	307119.21 183875.86<br>		307119.21 183875.86<br>
	</tt>		</tt>
	* To remove this in QGIS the layer needs to be made editable and "cleaned" with the v.clean tool from Processing Toolbox.		* To remove this in QGIS, the layer needs to be made editable and "cleaned" with the v.clean tool from Processing Toolbox.
	* To remove this in MapInfo the layer needs to be made editable and "cleaned" as per the images below.<br>		* To remove this in MapInfo, the layer needs to be made editable and "cleaned" as per the images below.<br>
	[[File:Error 2232 03.jpg]]		[[File:Error 2232 03.jpg]]
	[[File:Error 2232 04.jpg]]		[[File:Error 2232 04.jpg]]
	<br>		<br>
	If the above doesn't ~~help~~:		If the above doesn't fix the issue:
	*Try adjusting the TIN angles. Use <font color="blue"><tt>TIN Angles </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>95,1</tt></font> command in the .tgc file before reading the TIN.		*Try adjusting the TIN angles. Use <font color="blue"><tt>TIN Angles </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>95,1</tt></font> command in the .tgc file before reading the TIN.
	*Add more vertices in location of the last triangle from sh_obj_check file.		*Add more vertices in location of the last triangle from sh_obj_check file.

Pavlina Monhartova at 05:34, 23 January 2025

2025-01-23T05:34:55Z

← Older revision		Revision as of 15:34, 23 January 2025
Line 34:		Line 34:
	*Try adjusting the TIN angles. Use <font color="blue"><tt>TIN Angles </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>95,1</tt></font> command in the .tgc file before reading the TIN.		*Try adjusting the TIN angles. Use <font color="blue"><tt>TIN Angles </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>95,1</tt></font> command in the .tgc file before reading the TIN.
	*Add more vertices in location of the last triangle from sh_obj_check file.		*Add more vertices in location of the last triangle from sh_obj_check file.
	*From TUFLOW release 2025.0.0 onwards, the <font color="blue"><tt>TIN TRIANGULATION APPROACH </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>METHOD B</tt></font> command can be added to the .tcf file to change the tin triangulation method from METHOD A.		*From TUFLOW release 2025.0.0 onwards, the <font color="blue"><tt>TIN TRIANGULATION APPROACH </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>METHOD B</tt></font> command can be added to the .tcf file to change the tin triangulation method from the original METHOD A.

Abrar.Alttahir at 03:10, 23 January 2025

2025-01-23T03:10:06Z

← Older revision		Revision as of 13:10, 23 January 2025
Line 34:		Line 34:
	*Try adjusting the TIN angles. Use <font color="blue"><tt>TIN Angles </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>95,1</tt></font> command in the .tgc file before reading the TIN.		*Try adjusting the TIN angles. Use <font color="blue"><tt>TIN Angles </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>95,1</tt></font> command in the .tgc file before reading the TIN.
	*Add more vertices in location of the last triangle from sh_obj_check file.		*Add more vertices in location of the last triangle from sh_obj_check file.
			*From TUFLOW release 2025.0.0 onwards, the <font color="blue"><tt>TIN TRIANGULATION APPROACH </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>METHOD B</tt></font> command can be added to the .tcf file to change the tin triangulation method from METHOD A.

Pavlina Monhartova at 07:34, 6 July 2023

2023-07-06T07:34:33Z

← Older revision		Revision as of 17:34, 6 July 2023
Line 32:		Line 32:
	<br>		<br>
	If the above doesn't help:		If the above doesn't help:
	*Try adjusting the TIN angles. Use <font color="blue"><tt>TIN Angles </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>95,1</tt></font> command in the .tgc file.		*Try adjusting the TIN angles. Use <font color="blue"><tt>TIN Angles </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>95,1</tt></font> command in the .tgc file before reading the TIN.
	*Add more vertices in location of the last triangle from sh_obj_check file.		*Add more vertices in location of the last triangle from sh_obj_check file.

Melissa.Moghanloo at 04:16, 7 February 2023

2023-02-07T04:16:11Z

← Older revision		Revision as of 14:16, 7 February 2023
Line 36:		Line 36:


	\|prelink=[[TUFLOW_Message_2231\|Message 2231]]
	\|uplink=[[2xxx_TUFLOW_Messages\|2xxx Messages]]		\|uplink=[[2xxx_TUFLOW_Messages\|2xxx Messages]]
	\|nextlink=[[TUFLOW_Message_2233\|Message 2233]]
	}}		}}

Melissa.Moghanloo at 00:09, 18 July 2022

2022-07-18T00:09:56Z

← Older revision		Revision as of 10:09, 18 July 2022
Line 32:		Line 32:
	<br>		<br>
	If the above doesn't help:		If the above doesn't help:
	*Try adjusting the TIN angles. Use "<font color="blue"><tt>TIN Angles </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>95,1</tt></font>" command in the .tgc file.		*Try adjusting the TIN angles. Use <font color="blue"><tt>TIN Angles </tt></font><font color="red"><tt>== </tt></font><font color="black"><tt>95,1</tt></font> command in the .tgc file.
	*Add more vertices in location of the last triangle from sh_obj_check file.		*Add more vertices in location of the last triangle from sh_obj_check file.

Melissa.Moghanloo at 06:29, 6 July 2022

2022-07-06T06:29:58Z

← Older revision		Revision as of 16:29, 6 July 2022
Line 35:		Line 35:
	*Add more vertices in location of the last triangle from sh_obj_check file.		*Add more vertices in location of the last triangle from sh_obj_check file.


	\|discussion_page=* [[Talk:TUFLOW Message 2232\|Discuss Message 2232]]
	\|link3=''
	\|link4=''
	\|prelink=[[TUFLOW_Message_2231\|Message 2231]]		\|prelink=[[TUFLOW_Message_2231\|Message 2231]]
	\|uplink=[[2xxx_TUFLOW_Messages\|2xxx Messages]]		\|uplink=[[2xxx_TUFLOW_Messages\|2xxx Messages]]