UnitySnippets

[unitysnippets]

RandomCircleEdge

public static Vector2 RandomCircle(float radius) { float ang = Random.value * 360; return new Vector2(radius * Mathf.Sin(ang * Mathf.Deg2Rad), radius * Mathf.Cos(ang * Mathf.Deg2Rad)); }

[unitysnippets]

Got a few to post - maybe we should do one tip per post? Note these could be blindingly obvious or seem silly, but just stuff you didn't realize that...

[unitysnippets]

Imgur is home to the web's most popular image content, curated in real time by a dedicated community through commenting, voting and sharing.

[unitysnippets]

[unitysnippets]

var width = 5; var height = 5; var searchWidth = 3; var searchHeight = 3; var startX = 2; var startY = Math.floor(0.5*(height-1)); var min = Math.min(searchWidth, searchHeight); var minSqr = min*min; var grid = new Array(width); for(var x = 0; x < width; x++){ grid[x] = new Array(height); } for(var y = 0; y < height; y++){ for(var x = 0; x < width; x++){ grid[x][y] = ""; } } var x = 0; var y = 0; var delta = [0, -1]; for (var i = 0; i<minSqr; i++) { //is a valid tile if ((-width/2 < x <= width/2) && (-searchHeight/2 < y <= searchHeight/2)) { if (startX+x>=0&&startX+x<width&&startY+y>=0&&startY+y<height) { console.debug('POINT', startX+x, startY+y); grid[startX+x][startY+y] = i; } } if (x === y || (x < 0 && x === -y) || (x > 0 && x === 1-y)){ // change direction delta = [-delta[1], delta[0]] } x += delta[0]; y += delta[1]; } grid[1][0] = "!"; console.table(grid);

[unitysnippets]

Destroy All Children

public void DestroyAllChildren(GameObject parent){

foreach(Transform child in parent.transform) {

Destroy(child.gameObject);

}

}

[unitysnippets]

Screen to World Position

public class ScreenPosition3D : MonoBehaviour {

 public Camera cam;

 public Vector2 screenPosition;

 public float dispZPos = 1.0f;

 // Use this for initialization

 void Start () {

    }

 // Update is called once per frame

 void Update () {

     transform.position = cam.ViewportToWorldPoint(new Vector3(screenPosition.x, screenPosition.y, dispZPos));

 }

}

[unitysnippets]

2d Angle

private float Angle (Vector2 pos1, Vector2 pos2) {

Vector2 from = pos2 - pos1;

Vector2 to = new Vector2(1, 0);

float result = Vector2.Angle( from, to );

Vector3 cross = Vector3.Cross( from, to );

if (cross.z > 0)

  result = 360f - result;

return result;

}

[unitysnippets]

FluidRect

public Rect FluidRect(float x, float y, float width, float height){ return new Rect(x*Screen.width, y*Screen.height, width*Screen.width, height*Screen.height); }

[unitysnippets]

Enable Children

public void EnableChildren () {

foreach (Transform child in transform)

{

child.active = true;

}

}