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Assets/Obi/Editor/Common/Blueprints/RenderModes/ObiBlueprintRenderModeDistanceConstraints.cs

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+using UnityEngine;
+using UnityEditor;
+using System.Collections.Generic;
+
+namespace Obi
+{
+    public class ObiBlueprintRenderModeDistanceConstraints : ObiBlueprintRenderMode
+    {
+        public override string name
+        {
+            get { return "Distance constraints"; }
+        }
+
+        public ObiBlueprintRenderModeDistanceConstraints(ObiActorBlueprintEditor editor) : base(editor)
+        {
+        }
+
+        public override void OnSceneRepaint(SceneView sceneView)
+        {
+
+            using (new Handles.DrawingScope(Color.green, Matrix4x4.identity))
+            {
+                var constraints = editor.blueprint.GetConstraintsByType(Oni.ConstraintType.Distance) as ObiConstraints<ObiDistanceConstraintsBatch>;
+                if (constraints != null)
+                {
+                    Vector3[] lines = new Vector3[constraints.GetActiveConstraintCount() * 2];
+                    int lineIndex = 0;
+
+                    foreach (var batch in constraints.batches)
+                    {
+                        for (int i = 0; i < batch.activeConstraintCount; ++i)
+                        {
+                            lines[lineIndex++] = editor.blueprint.GetParticlePosition(batch.particleIndices[i * 2]);
+                            lines[lineIndex++] = editor.blueprint.GetParticlePosition(batch.particleIndices[i * 2 + 1]); 
+                        }
+                    }
+
+                    Handles.DrawLines(lines);
+                }
+            } 
+        }
+
+    }
+}