Detail this asset from Unity Asset Store: Original Link
This is a paid asset, but now you can download Terrain Grid System Free.
Terrain Grid System v10.7
Terrain Grid System v10.5
Terrain Grid System v9.0.2
Terrain Grid System v6.8
Terrain Grid System is an advanced grid generator and territory/cell highlighter/fader with powerful features for both Terrain and 2D grids.
Are you working on a strategy or RTS game and want to quickly highlight cells under some units or show territories under control?
Do you wish to allow the player choose a destination over a terrain?
Or do you simply want an interactive grid over any mesh?
This is the perfect asset for that!
– Easy to use. Add Terrain Grid System script to your terrain, gameobject or group of objects to instantly attach and configure the grid. Or drag & drop the prefab to use it in stand-alone mode (no terrain mode).
– Configurable, fully interactive and fast grid generation, including Voronoi tessellation, box/squared, rectangular and hexagonal types.
– Compatible with Unity standard terrain, mesh-based terrains or any gameobject with a mesh.
– Change visibility, color or texture of cells from Unity editor with the integrated grid editor.
– Produces highly optimized grid mesh with reduced vertex count.
– Two levels of regions: cells and territories.
– Fastest selectable and highlighting system for both cells and territories.
– Coloring and fade out support for both cells and territories.
– A* Pathfinding for boxed and hexagonal grids with customizable cell weights and obstacles.
– Easily define blocking cells or assign cells to different groups (zones, obstacles, custom navigatable paths, …)
– Get neighbours or cells in range according to crossing cost, max steps or cell group masks
– LOS (Line of Sight) functions.
– Easy rectangle selection of cells.
– Different positioning options for best mesh adaptation to the terrain, including scaling and positioning inside terrain boundaries, maximum terrain slope, minimum altitude, …
– Control the visibility of individual cells using API or alpha texture mask.
– Define territories using a color texture or the embedded grid editor!
– Supports multiple grids in the scene as well as multiple grids per terrain.
– More than 20 demo scenes included with useful sample code!
** Technical Features **
– Can work alone or with Unity terrain object.
– Works with orthographic and perspective cameras.
– Compatible with Standard, LWRP and HDRP.
– Unity 5.5, 5.6, 2017, 2018 and 2019 compatible.
– Extensive API (C#) for controlling and managing the grid, including selectable cells/territories, finding neighbours and merging cells.
– Full source code included (C#).
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