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sample: Made a better example for ladders in GridVania
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Assets/LDtkUnity/Samples~/Common/Scripts/ExampleImportedLadder.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| using LDtkUnity; | ||
| using UnityEngine; | ||
|
|
||
| namespace Samples | ||
| { | ||
| /// <summary> | ||
| /// This example demonstrates how resizing an LDtk entity can dynamically adjust the size of an object. | ||
| /// </summary> | ||
| public class ExampleImportedLadder : MonoBehaviour, ILDtkImportedEntity | ||
| { | ||
| [SerializeField] private SpriteRenderer _renderer = null; | ||
| [SerializeField] private BoxCollider2D _collider = null; | ||
|
|
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| public void OnLDtkImportEntity(EntityInstance entityInstance) | ||
| { | ||
| if (_renderer == null) | ||
| { | ||
| Debug.LogWarning($"LDtk Sample: An entity's referenced renderer component was null. This can happen when importing the examples for the first time. Try reimporting again to fix the samples.\n{name}", gameObject); | ||
| return; | ||
| } | ||
| if (_collider == null) | ||
| { | ||
| Debug.LogWarning($"LDtk Sample: An entity's referenced collider component was null. This can happen when importing the examples for the first time. Try reimporting again to fix the samples.\n{name}", gameObject); | ||
| return; | ||
| } | ||
|
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| //The importer will normally scale the GameObject based on how much it was resized in LDtk. | ||
| //But we don't want that in this instance, so set the scale back to one. | ||
| transform.localScale = Vector3.one; | ||
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| //The resize factor is the entity instance size divided by the entity definition size. | ||
| //Alternatively if the base prefab was never scaled, the y scale of the entity GameObject can be used too. | ||
| float yScale = entityInstance.Height / (float)entityInstance.Definition.Height; | ||
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| _renderer.size = new Vector2(_renderer.size.x, yScale); | ||
| _collider.size = new Vector2(_collider.size.x, yScale); | ||
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| //Because the entity's pivot is in the top left, the sprite's pivot was configured accordingly to have the corresponding pivot. | ||
| //However, it's not possible to configure a pivot for a BoxCollider2D, so the colliders offset needs to be manually determined. | ||
| _collider.offset = new Vector2(_collider.offset.x, -yScale * 0.5f); | ||
| } | ||
|
|
||
| public int GetPostprocessOrder() | ||
| { | ||
| return -1; | ||
| } | ||
| } | ||
| } |
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Assets/LDtkUnity/Samples~/Common/Scripts/ExampleImportedLadder.cs.meta
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Assets/LDtkUnity/Samples~/Common/Sprites/Ladder.png.meta
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