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46 行
1.7 KiB
46 行
1.7 KiB
using UnityEngine;
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using UnityEngine.VFX;
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public class CancelByDistance : VFXSpawnerCallbacks
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{
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public class InputProperties
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{
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[Tooltip("Position that will be compared to the \"position\" EventAttribute")]
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public Vector3 CheckPosition = Vector3.zero;
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[Tooltip("Distance from which the spawn will be canceled")]
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public float MaxDistance = 32.0f;
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[Tooltip("Invert Check : if true will cancel particles that are closer than the MaxDistance instead of those farther")]
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public bool InvertCheck = false;
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}
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static readonly int AttribPositionID = Shader.PropertyToID("position");
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static readonly int CheckPositionID = Shader.PropertyToID("CheckPosition");
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static readonly int MaxDistanceID = Shader.PropertyToID("MaxDistance");
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static readonly int InvertCheckID = Shader.PropertyToID("InvertCheck");
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public override void OnPlay(VFXSpawnerState state, VFXExpressionValues vfxValues, VisualEffect vfxComponent)
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{
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}
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public override void OnStop(VFXSpawnerState state, VFXExpressionValues vfxValues, VisualEffect vfxComponent)
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{
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}
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public override void OnUpdate(VFXSpawnerState state, VFXExpressionValues vfxValues, VisualEffect vfxComponent)
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{
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Vector3 checkPosition = vfxValues.GetVector3(CheckPositionID);
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float maxDistance = vfxValues.GetFloat(MaxDistanceID);
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bool InvertCheck = vfxValues.GetBool(InvertCheckID);
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Vector3 position = state.vfxEventAttribute.GetVector3(AttribPositionID);
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bool test = (checkPosition - position).sqrMagnitude > (maxDistance*maxDistance);
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if (test != InvertCheck)
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{
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state.spawnCount = 0;
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}
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}
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}
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