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feat: add 'AutoScaling' option for UIParticle

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Transform.lossyScale (=world scale) is automatically set to (1, 1, 1).
It prevents the root-Canvas scale from affecting the hierarchy-scaled ParticleSystem.
This option works in reverse of ’IgnoreCanvasScaler’ option in v3.x.
This commit is contained in:
mob-sakai
2023-08-15 21:56:09 +09:00
parent 903f702d7b
commit 35325c8899
3 changed files with 92 additions and 18 deletions
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55
Scripts/UIParticle.cs
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@@ -7,6 +7,7 @@ using System.Runtime.CompilerServices;
using Coffee.UIParticleExtensions;
using UnityEngine;
using UnityEngine.Rendering;
using UnityEngine.Serialization;
using UnityEngine.UI;
[assembly: InternalsVisibleTo("Coffee.UIParticle.Editor")]
@@ -59,6 +60,13 @@ namespace Coffee.UIExtensions
[Tooltip("The particles will be emitted at the ParticleSystem position.\nMove the UIParticle/ParticleSystem to move the particle.")]
private bool m_AbsoluteMode = false;
/// <summary>
/// This field uses the inverted value as "AutoScaling".
/// </summary>
[SerializeField]
[FormerlySerializedAs("m_IgnoreParent")]
private bool m_IgnoreCanvasScaler = false;
private List<UIParticleRenderer> m_Renderers = new List<UIParticleRenderer>();
#if !SERIALIZE_FIELD_MASKABLE
@@ -128,6 +136,17 @@ namespace Coffee.UIExtensions
set { m_AbsoluteMode = value; }
}
public bool autoScaling
{
get { return !m_IgnoreCanvasScaler; }
set
{
if (m_IgnoreCanvasScaler != value) return;
m_IgnoreCanvasScaler = !value;
UpdateTracker();
}
}
internal bool useMeshSharing
{
get { return m_MeshSharing != MeshSharing.None; }
@@ -197,6 +216,8 @@ namespace Coffee.UIExtensions
/// </summary>
public bool isPaused { get; internal set; }
public Vector3 parentScale { get; private set; }
public void Play()
{
particles.Exec(p => p.Simulate(0, false, true));
@@ -335,12 +356,10 @@ namespace Coffee.UIExtensions
internal void UpdateTransformScale()
{
//var newScale = Vector3.one;
//if (uiScaling)
//{
// newScale = transform.parent.lossyScale.Inverse();
//}
var newScale = transform.parent.lossyScale.Inverse();
parentScale = transform.parent.lossyScale;
if (!autoScaling) return;
var newScale = parentScale.Inverse();
if (transform.localScale != newScale)
{
transform.localScale = newScale;
@@ -383,7 +402,7 @@ namespace Coffee.UIExtensions
maskable = m_Maskable;
#endif
ResetGroupId();
_tracker.Add(this, rectTransform, DrivenTransformProperties.Scale);
UpdateTracker();
UIParticleUpdater.Register(this);
RegisterDirtyMaterialCallback(UpdateRendererMaterial);
@@ -416,7 +435,7 @@ namespace Coffee.UIExtensions
/// </summary>
protected override void OnDisable()
{
_tracker.Clear();
UpdateTracker();
UIParticleUpdater.Unregister(this);
m_Renderers.ForEach(r => r.Reset());
UnregisterDirtyMaterialCallback(UpdateRendererMaterial);
@@ -499,5 +518,25 @@ namespace Coffee.UIExtensions
return _orthoCamera;
}
private void UpdateTracker()
{
if (!enabled || !autoScaling)
{
_tracker.Clear();
}
else
{
_tracker.Add(this, rectTransform, DrivenTransformProperties.Scale);
}
}
#if UNITY_EDITOR
protected override void OnValidate()
{
base.OnValidate();
UpdateTracker();
}
#endif
}
}