recastnavigation

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Support and discussion group for Recast and Detour

https://github.com/recastnavigation/recastnavigation

If reporting an issue or requesting a feature, please do so using GitHub issues, following our contribution guidelines - you'll get a much faster response that way!

https://github.com/recastnavigation/recastnavigation/issues

https://github.com/recastnavigation/recastnavigation/blob/master/CONTRIBUTING.md

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May 22

Example streaming Tiles

Hello, It seems that there is a way to dynamically stream in Tiles into a NavMesh, but I cannot seem

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Example streaming Tiles

Hello, It seems that there is a way to dynamically stream in Tiles into a NavMesh, but I cannot seem

May 22

Apr 7

Problem with dtNavMeshQuery::findNearestPoly

Hello, I seem to have a problem with findNearestPoly which gives me a nearestPt (when displaying it,

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Problem with dtNavMeshQuery::findNearestPoly

Hello, I seem to have a problem with findNearestPoly which gives me a nearestPt (when displaying it,

Apr 7

lhhts...@gmail.com2

Apr 3

Is there a max tile size limit for dtTileCache?

And there is not even any error log? On Saturday, April 2, 2022 at 11:03:57 PM UTC-7 lhhts...@gmail.

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Is there a max tile size limit for dtTileCache?

And there is not even any error log? On Saturday, April 2, 2022 at 11:03:57 PM UTC-7 lhhts...@gmail.

Apr 3

8/8/21

Split large triangles

Hi, is there a way to limit the maximum size of triangles that doesn't involve lowering the tile

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Split large triangles

Hi, is there a way to limit the maximum size of triangles that doesn't involve lowering the tile

8/8/21

Work Life Balance Brian

7/30/21

Any idea to modify recast for generate mesh on the wall/90 degree geometry

Right now I have a spider style ai monster. and it has the ability to navigation in the level. I know

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Any idea to modify recast for generate mesh on the wall/90 degree geometry

Right now I have a spider style ai monster. and it has the ability to navigation in the level. I know

7/30/21

Eric Eisaman, Evgeny Adamenkov3

6/25/21

memory layout of .bin file

Thank you Evgeny! Have a great day. On Thursday, June 24, 2021 at 11:52:51 PM UTC-4 evgen...@gmail.

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memory layout of .bin file

Thank you Evgeny! Have a great day. On Thursday, June 24, 2021 at 11:52:51 PM UTC-4 evgen...@gmail.

6/25/21

lhhts...@gmail.com, Evgeny Adamenkov2

6/15/21

How to only use Detour lib for my own custom generated meshes?

Hi, In general, https://github.com/recastnavigation/recastnavigation explicitly says "You can

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How to only use Detour lib for my own custom generated meshes?

Hi, In general, https://github.com/recastnavigation/recastnavigation explicitly says "You can

6/15/21

4/27/21

DetourCrowd returns positions vertically offset from rendered mesh surface

From the benefit of others, an update on point 2 : After debugging the detourcrowd update function,

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DetourCrowd returns positions vertically offset from rendered mesh surface

From the benefit of others, an update on point 2 : After debugging the detourcrowd update function,

4/27/21

Lee Chee Keong2

4/23/21

Area cost in "Test NavmeshTool" vs DetourCrowd

On Friday, 23 April 2021 at 19:15:21 UTC+8 Lee Chee Keong wrote: Hi, I ma newbie to Recast. I changed

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Area cost in "Test NavmeshTool" vs DetourCrowd

On Friday, 23 April 2021 at 19:15:21 UTC+8 Lee Chee Keong wrote: Hi, I ma newbie to Recast. I changed

4/23/21

GlassBeaver, … yb z10

3/10/21

Fastest way to exclude/re-include rectangular areas at runtme

The Origin Plane The Result I Want。 perfectly. thanks 在2021年3月10日星期三 UTC+8 下午1:41:26<yb z> 写道：

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Fastest way to exclude/re-include rectangular areas at runtme

The Origin Plane The Result I Want。 perfectly. thanks 在2021年3月10日星期三 UTC+8 下午1:41:26<yb z> 写道：

3/10/21

naempir...@gmail.com, PaulS3

3/9/21

Need ideas how to implement ability to swim.

Of course, my idea (above) also assumes you have normal terrains that have no overhangs and stuff

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Need ideas how to implement ability to swim.

Of course, my idea (above) also assumes you have normal terrains that have no overhangs and stuff

3/9/21

Arne De Jonghe2

2/24/21

Most efficient way for agents to follow other agents?

I figured it out I think. To get an agent's current PolyRef do: const dtPathCorridor *corridor =

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Most efficient way for agents to follow other agents?

I figured it out I think. To get an agent's current PolyRef do: const dtPathCorridor *corridor =

2/24/21

lhhts...@gmail.com

2/14/21

Any examples to build the NavMesh on my own and only use Detour lib separately?

Hi, I have some very specific requirements for my nav mesh. And it is mainly 2D with lots of other

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Any examples to build the NavMesh on my own and only use Detour lib separately?

Hi, I have some very specific requirements for my nav mesh. And it is mainly 2D with lots of other

2/14/21

John Smith, Evgeny Adamenkov3

2/9/21

How to generate the sln of RecastDemo in Windows? There isn't Premake5 2019 file in RecastDemo folder

Addition: just download premake5 into the folder containing premake.lua and type in cmd window (in

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How to generate the sln of RecastDemo in Windows? There isn't Premake5 2019 file in RecastDemo folder

Addition: just download premake5 into the folder containing premake.lua and type in cmd window (in

2/9/21

lgulich, … Mikko Mononen4

2/5/21

Article from AiGameDev.com

Thanks for the help, this is already really helpful! memo...@gmail.com schrieb am Mittwoch, 3.

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Article from AiGameDev.com

Thanks for the help, this is already really helpful! memo...@gmail.com schrieb am Mittwoch, 3.

2/5/21

charlesj...@gmail.com, Evgeny Adamenkov2

12/17/20

Bug in rcFilterLedgeSpans causing voxels along walls to be filtered too?

> Line 144 checks the abs of the span differences and compares it to walkableClimb. This will

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Bug in rcFilterLedgeSpans causing voxels along walls to be filtered too?

> Line 144 checks the abs of the span differences and compares it to walkableClimb. This will

12/17/20

Russell Boley, Jakob Botsch Nielsen3

12/5/20

Recast Demo: Cannot open include file: 'SDL.h' no such file or directory

Thank you Jakob! yep it looks like that was an important step. And also putting it into the directory

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Recast Demo: Cannot open include file: 'SDL.h' no such file or directory

Thank you Jakob! yep it looks like that was an important step. And also putting it into the directory

12/5/20

Arne De Jonghe, … Paul S6

11/19/20

How to handle large terrain meshes?

Awesome!! I'm glad that worked out for you! A column-based approach...that's interesting. My

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How to handle large terrain meshes?

Awesome!! I'm glad that worked out for you! A column-based approach...that's interesting. My

11/19/20

Chuand Zhao, Mikko Mononen4

10/26/20

why rcBuildPolyMesh need remove vertex with the flag RC_BORDER_VERTEX?

That's correct. Link count and precision too. When the edges do not match on opposing ends,

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why rcBuildPolyMesh need remove vertex with the flag RC_BORDER_VERTEX?

That's correct. Link count and precision too. When the edges do not match on opposing ends,

10/26/20

10/5/20

using navmesh in procedural environments

Hi, all! I have an unlimited procedural environment which is generated around the player. Potentially

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using navmesh in procedural environments

Hi, all! I have an unlimited procedural environment which is generated around the player. Potentially

10/5/20

panosla...@gmail.com

10/5/20

Ways of decreasing navmesh file size

Hello, I would like to bring up this old topic once again, maybe once for all. Due to having a huge

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Ways of decreasing navmesh file size

Hello, I would like to bring up this old topic once again, maybe once for all. Due to having a huge

10/5/20

Omega Skies, … Mikko Mononen7

9/30/20

Modifying recast for spherical surface

I was expecting ground AI, but I dont know what type of game you're working on and what type of

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Modifying recast for spherical surface

I was expecting ground AI, but I dont know what type of game you're working on and what type of

9/30/20

YoungUn Yu, Mikko Mononen4

9/23/20

How to get raycast hit position??

Hi I get the hit position. dtVlerp(hitpos, startpos, endpos, t). buf I try findpath(startpos, hitpos)

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How to get raycast hit position??

Hi I get the hit position. dtVlerp(hitpos, startpos, endpos, t). buf I try findpath(startpos, hitpos)

9/23/20

Pan Papik, Mikko Mononen7

7/16/20

Higher Value in rcConfig walkableRadius Creates Long, Thin Triangles

You mean the triangles I provide to Recast, right? So, I need nicer triangles representing my

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Higher Value in rcConfig walkableRadius Creates Long, Thin Triangles

You mean the triangles I provide to Recast, right? So, I need nicer triangles representing my

7/16/20

7/10/20

change tile salt bits

Hi all, I am hitting the limit of number of tiles I can use. Yes. I could use a DT_POLYREF64 and that

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change tile salt bits

Hi all, I am hitting the limit of number of tiles I can use. Yes. I could use a DT_POLYREF64 and that

7/10/20

6/28/20

Trouble with DetourCrowd basics

Hi I'm having trouble implementing a minimal detour crowd demo, the docs and samples are a little

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Trouble with DetourCrowd basics

Hi I'm having trouble implementing a minimal detour crowd demo, the docs and samples are a little

6/28/20

Bogey, … Bill Bierman4

5/31/20

Deleting unreachable polys from navmesh

Thanks very much for the input both Mikko & Bill. That's a great starting point! I'll

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Deleting unreachable polys from navmesh

Thanks very much for the input both Mikko & Bill. That's a great starting point! I'll

5/31/20

5/21/20

My Hierarchy Recastnavigation demo

Showcase, My Hierarchy Recastnavigation.

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My Hierarchy Recastnavigation demo

Showcase, My Hierarchy Recastnavigation.

5/21/20

Pan Papik, Jakob Botsch Nielsen5

5/18/20

Changing search heuristic scale (DT_OUT_OF_NODES )

Gosh... Yeah, that was the whole point of changing the node index type... Thank you for pointing out

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Changing search heuristic scale (DT_OUT_OF_NODES )

Gosh... Yeah, that was the whole point of changing the node index type... Thank you for pointing out

5/18/20

5/16/20

Aircraft Navigation

Hello, I am looking into collision avoidance and crowd behavior for my game which primarily concerns

unread,

Aircraft Navigation

Hello, I am looking into collision avoidance and crowd behavior for my game which primarily concerns

5/16/20

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