How to Setup Object Placement Gameplay for Isometric Game ~ Grid Builder Plugin for Godot 4 Tutorial

Full tutorial showing how to set up object placement on Isometric 2D Tilemaps with my Grid Builder 3.2 plugin for Godot 4. This video focuses on defining collision polygons and building rules relevant to an isometric game with tower defense as the example use case.

Kenney Tower Defense Art ➣ https://kenney.nl/assets/tower-defense
Grid Building Plugin ➣ https://linktr.ee/gridbuilder

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World Time Plugin ➣ https://linktr.ee/worldtimeplugin
Item Drops Plugin ➣ https://linktr.ee/itemdrops

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00:00:00 - What to Expect
00:00:35 - Isometric Tilemap Setup
00:05:42 - Installing Grid Builder
00:06:30 - Building System & Grid Targeting Setup
00:10:38 - Warning for Skew on CollisionShapes
00:13:25 - Grid Targeting Play Test
00:14:34 - Sample Move Camera
00:17:21 - Creating a Tower Object Scene
00:23:21 - Placeable Resource
00:28:44 - Placement UI
00:31:39 - Placement Validator Setup
00:32:24 - Building Signal Bus
00:33:21 - Actions Setup
00:34:33 - Making Isometric RuleCheckIndicator Template
00:41:03 - Offset Placed Object Sprites to Fit Grid Space
00:41:39 - Creating Collision Polygon for Tower Placement
00:43:33 - Add CollisionsCheckRule
00:45:31 - Add Build Log for Building Message Feedback
00:47:48 - Drag Build
00:48:03 - WithinTileMapBoundsRule
00:48:56 - Custom Indicator Fail Visual Settings per Rule
00:51:00 - Y Sorting World Placed Objects
00:52:12 - Mark Tiles Buildable and Unbuildable
00:55:00 - ValidPlacementTileRule (Buildable Check)
00:58:12 - Spend Resources to Build Towers
01:02:01 - Limiting Build Log Messages
01:02:48 - Wrapup