OldBlueWater/BlueWater/Assets/Behavior Designer Formations/Scripts/Tasks/Triangle.cs

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2023-09-26 06:12:44 +00:00
using UnityEngine;
using BehaviorDesigner.Runtime.Tasks;
using Tooltip = BehaviorDesigner.Runtime.Tasks.TooltipAttribute;
using HelpURL = BehaviorDesigner.Runtime.Tasks.HelpURLAttribute;
namespace BehaviorDesigner.Runtime.Formations.Tasks
{
[TaskCategory("Formations")]
[TaskDescription("Arrange the group in a triangle.")]
[TaskIcon("Assets/Behavior Designer Formations/Editor/Icons/{SkinColor}TriangleIcon.png")]
[HelpURL("https://www.opsive.com/support/documentation/behavior-designer-formations-pack/")]
public class Triangle : NavMeshFormationGroup
{
[Tooltip("The length of the triangle")]
public SharedFloat length = 5;
private int[] agentsPerSide = new int[3];
protected override void AddAgentToGroup(Behavior agent, int index)
{
base.AddAgentToGroup(agent, index);
for (int i = 0; i < 3; ++i) {
agentsPerSide[i] = agents.Count / 3 + (agents.Count % 3 > i ? 1 : 0);
}
}
protected override int RemoveAgentFromGroup(Behavior agent)
{
var index = base.RemoveAgentFromGroup(agent);
for (int i = 0; i < 3; ++i) {
agentsPerSide[i] = agents.Count / 3 + (agents.Count % 3 > i ? 1 : 0);
}
return index;
}
protected override Vector3 TargetPosition(int index, float zLookAhead)
{
var side = index % 3;
var lengthMultiplier = (index / 3) / (float)agentsPerSide[side];
lengthMultiplier = 1 - (lengthMultiplier - (int)lengthMultiplier);
var height = length.Value / 2 * Mathf.Sqrt(3); // Equilaterial triangle height
var leaderTransform = leader.Value == null ? transform : leader.Value.transform;
if (side == 0) { // Right
return leaderTransform.TransformPoint(length.Value / 2 * lengthMultiplier, 0, -height * lengthMultiplier + zLookAhead);
} else if (side == 1) { // Bottom
return leaderTransform.TransformPoint(Mathf.Lerp(-length.Value / 2, length.Value / 2, lengthMultiplier), 0, -height + zLookAhead);
} else { // Left
return leaderTransform.TransformPoint(-length.Value / 2 * lengthMultiplier, 0, -height * lengthMultiplier + zLookAhead);
}
}
public override void OnReset()
{
base.OnReset();
length = 5;
}
}
}