How to Rotate 2D Objects by Player Input ~ Godot 4 Tutorial

1 year ago

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Here's my detailed explanation of rotating 2d objects in Godot by degrees or radians. Briefly touches how to use input actions to trigger the rotations on a Node2D (the root of the object you need rotated)

Watch out for tiny inaccuracies in floating point degree / radian conversions by checking with is_equal_approx!

Trying to Look At (Rotate Towards) at Player / Enemies? https://youtu.be/tX9yzjigV1k?si=DHceoZ0szx3d1rbt

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00:00 - Demonstration
00:51 - Rotation Degrees Output
01:28 - Rotation & Input Code
03:25 - Simplest Degrees Rotation Solution (tl;dw)
05:21 - Floating Point Conversions in Rotations
07:32 - GUT Godot Unit Test
07:40 - Rotating with Radians
10:12 - Look At (Video in Description)
11:00 - Why global_rotation_degrees?
11:31 - Wrapup

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