Unity 3d Free Radar system

Unity 3d Free Radar system

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THIS IS BACKUP  IN TEXT FORM  TUTORIAL Unity3D Free Radar System

1. Create New C# and name it : RadarSystem

2. Copy & Past this text and save C# :

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/// <summary>

/// Radar System. detection  on minimap by Tags[]

/// </summary>

using UnityEngine;

using HWRcomponent;

using System.Collections;

namespace HWRcomponent

{

public enum Alignment

{

None,

LeftTop,

RightTop,

LeftBot,

RightBot ,

MiddleTop ,

MiddleBot

}

}

public class RadarSystem : MonoBehaviour

{

private Vector2 inposition;

public float Size = 400; //  minimap size

public float Distance = 100;// maximum distance of game objects

public float Transparency = 0.5f;// Texture Transparency

public Texture2D[] Navtexture;// textutes list

public string[] EnemyTag;// object tags list

public Texture2D NavCompass;// compass texture

public Texture2D CompassBackground;// background texture

public Vector2 PositionOffset = new Vector2 (0, 0);// minimap position offset

public float Scale = 1;// mini map scale ( Scale < 1 = zoom in , Scale > 1 = zoom out)

public Alignment PositionAlignment = Alignment.None;// position alignment

public bool MapRotation;

public GameObject Player;

public bool Show = true;

public Color ColorMult = Color.white;

void Start ()

{

}

void Update ()

{

if (!Player) {

Player = this.gameObject;

}

if (Scale <= 0) {

Scale = 100;

}

// define the position

switch (PositionAlignment) {

case Alignment.None:

inposition = PositionOffset;

break;

case Alignment.LeftTop:

inposition = Vector2.zero + PositionOffset;

break;

case Alignment.RightTop:

inposition = new Vector2 (Screen.width - Size, 0) + PositionOffset;

break;

case Alignment.LeftBot:

inposition = new Vector2 (0, Screen.height - Size) + PositionOffset;

break;

case Alignment.RightBot:

inposition = new Vector2 (Screen.width - Size, Screen.height - Size) + PositionOffset;

break;

case Alignment.MiddleTop:

inposition = new Vector2 ((Screen.width / 2) - (Size / 2), Size) + PositionOffset;

break;

case Alignment.MiddleBot:

inposition = new Vector2 ((Screen.width / 2) - (Size / 2), Screen.height - Size) + PositionOffset;

break;

}

}

// convert 3D position to 2D position

Vector2 ConvertToNavPosition (Vector3 pos)

{

Vector2 res = Vector2.zero;

if (Player) {

res.x = inposition.x + (((pos.x - Player.transform.position.x) + (Size * Scale) / 2f) / Scale);

res.y = inposition.y + ((-(pos.z - Player.transform.position.z) + (Size * Scale) / 2f) / Scale);

}

return res;

}

void DrawNav (GameObject[] enemylists, Texture2D navtexture)

{

if (Player) {

for (int i=0; i<enemylists.Length; i++) {

if (Vector3.Distance (Player.transform.position, enemylists [i].transform.position) <= (Distance * Scale)) {

Vector2 pos = ConvertToNavPosition (enemylists [i].transform.position);

if (Vector2.Distance (pos, (inposition + new Vector2 (Size / 2f, Size / 2f))) + (navtexture.width / 2) < (Size / 2f)) {

float navscale = Scale;

if (navscale < 1) {

navscale = 1;

}

GUI.DrawTexture (new Rect (pos.x - (navtexture.width / navscale) / 2, pos.y - (navtexture.height / navscale) / 2, navtexture.width / navscale, navtexture.height / navscale), navtexture);

}

}

}

}

}

float[] list;

void OnGUI ()

{

if (!Show)

return;

GUI.color = new Color (ColorMult.r, ColorMult.g, ColorMult.b, Transparency);

if (MapRotation) {

GUIUtility.RotateAroundPivot (-(this.transform.eulerAngles.y), inposition + new Vector2 (Size / 2f, Size / 2f)); 

}

for (int i=0; i<EnemyTag.Length; i++) {

DrawNav (GameObject.FindGameObjectsWithTag (EnemyTag [i]), Navtexture [i]);

}

if (CompassBackground)

GUI.DrawTexture (new Rect (inposition.x, inposition.y, Size, Size), CompassBackground);

GUIUtility.RotateAroundPivot ((this.transform.eulerAngles.y), inposition + new Vector2 (Size / 2f, Size / 2f)); 

if (NavCompass)

GUI.DrawTexture (new Rect (inposition.x + (Size / 2f) - (NavCompass.width / 2f), inposition.y + (Size / 2f) - (NavCompass.height / 2f), NavCompass.width, NavCompass.height), NavCompass);

}

}

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And Images BackUp Here .)