1 files changed, 114 insertions, 0 deletions
diff --git a/Assets/Art/Vfx/GrabSquaresEffect/AbstractWiresEffect/Scripts/WiresConnector.cs b/Assets/Art/Vfx/GrabSquaresEffect/AbstractWiresEffect/Scripts/WiresConnector.cs
new file mode 100644
index 00000000..0bd1c9f0
--- /dev/null
+++ b/Assets/Art/Vfx/GrabSquaresEffect/AbstractWiresEffect/Scripts/WiresConnector.cs
@@ -0,0 +1,114 @@
+using UnityEngine;
+
+namespace Assets.AbstractWiresEffect.Scripts
+{
+    internal sealed class WiresConnector : MonoBehaviour
+    {
+        public GameObject WiresParticles;
+        public GameObject LineRendererPrefab;
+        public bool UseSkinnedMeshRenderer;
+        public SkinnedMeshRenderer TargetSkinnedMeshRenderer;
+        public float MaxDistance;
+        public int MaxConnections;
+        public int MaxLineRenderers;
+
+        private ParticleSystem _particleSystem;
+        private ParticleSystem.MainModule _particleSystemMainModule;
+        private ParticleSystem.Particle[] _particles;
+        private LineRenderer[] _lineRenderers;
+        private Transform _psTransform;
+
+        private void Start()
+        {
+            _lineRenderers = new LineRenderer[MaxLineRenderers];
+
+            var go = Instantiate(WiresParticles, transform.position, WiresParticles.transform.rotation);
+            go.transform.parent = transform;
+
+            _particleSystem = go.GetComponent<ParticleSystem>();
+            var sh = _particleSystem.shape;
+
+            if (UseSkinnedMeshRenderer)
+                sh.skinnedMeshRenderer = TargetSkinnedMeshRenderer;
+
+            _particleSystemMainModule = _particleSystem.main;
+            _psTransform = _particleSystem.GetComponent<Transform>();
+
+            int maxParticles = _particleSystemMainModule.maxParticles;
+            _particles = new ParticleSystem.Particle[maxParticles];
+        }
+
+        private void LateUpdate()
+        {
+            var liveParticles = _particleSystem.GetParticles(_particles);
+            var lineRenderersCount = _lineRenderers.Length;
+
+            var lrIndex = 0;
+            for (int i = 0; i < liveParticles; i++)
+            {
+                var p1Pos = _particles[i].position;
+
+                var particleConnections = 0;
+
+                for (int j = i + 1; j < liveParticles; j++)
+                {
+                    if (particleConnections == MaxConnections || lrIndex == MaxLineRenderers)
+                        break;
+
+                    var p2Pos = _particles[j].position;
+
+                    float distance = Vector3.Distance(p2Pos, p1Pos);
+                    if (distance > MaxDistance)
+                        continue;
+
+                    LineRenderer lineRenderer;
+
+                    if (_lineRenderers[lrIndex] == null)
+                    {
+                        var go = Instantiate(LineRendererPrefab, _psTransform.position, _psTransform.rotation);
+                        lineRenderer = go.GetComponent<LineRenderer>();
+                        lineRenderer.transform.parent = _psTransform.transform;
+                        _lineRenderers[lrIndex] = lineRenderer;
+                    }
+
+                    lineRenderer = _lineRenderers[lrIndex];
+
+                    lineRenderer.enabled = true;
+                    lineRenderer.SetPosition(0, p1Pos);
+                    lineRenderer.SetPosition(1, p2Pos);
+
+                    lrIndex++;
+                    particleConnections++;
+                }
+            }
+
+            var outdatedLineRenderers = lineRenderersCount - lrIndex;
+
+            for (int i = lrIndex; i < outdatedLineRenderers; i++)
+            {
+                if (_lineRenderers[i] != null)
+                    _lineRenderers[i].enabled = false;
+            }
+        }
+
+        private void Stop()
+        {
+            DestroyAllLines();
+        }
+
+        private void OnDestroy()
+        {
+            DestroyAllLines();
+        }
+
+        private void DestroyAllLines()
+        {
+            if (_lineRenderers == null)
+                return;
+
+            foreach (var lineRenderer in _lineRenderers)
+                if (lineRenderer != null)
+                    Destroy(lineRenderer);
+        }
+    }
+}
+\ No newline at end of file