public void SetupGameObject(GameObject go)
{
if (sprite != null)
{
SpriteRenderer spriteRenderer = go.GetComponent <SpriteRenderer>();
if (spriteRenderer == null)
{
spriteRenderer = go.AddComponent <SpriteRenderer>();
}
spriteRenderer.sprite = sprite;
if (FlagUtil.IsSet(tileFlags, ETileAttribute.FLIPX))
{
spriteRenderer.flipX = true;
}
if (FlagUtil.IsSet(tileFlags, ETileAttribute.FLIPY))
{
spriteRenderer.flipY = true;
}
if (FlagUtil.IsExactly(tileFlags, (ETileAttribute.ROTATE180 | ETileAttribute.ROTATE90)))
{
go.transform.Rotate(Vector3.back * 270);
}
else if (FlagUtil.IsExactly(tileFlags, ETileAttribute.ROTATE180))
{
go.transform.Rotate(Vector3.back * 180);
}
else if (FlagUtil.IsExactly(tileFlags, ETileAttribute.ROTATE90))
{
go.transform.Rotate(Vector3.back * 90);
}
}
}
private static void GetCorners(RectInt sourceRect, ETileAttribute eTileFlags, out Vector2Int vTL, out Vector2Int vTR, out Vector2Int vBR, out Vector2Int vBL)
{
// Unity textures start in the bottom left so TOP = y + height
vTL = new Vector2Int(sourceRect.x, sourceRect.yMax - 1);
vTR = new Vector2Int(sourceRect.xMax - 1, sourceRect.yMax - 1);
vBR = new Vector2Int(sourceRect.xMax - 1, sourceRect.y);
vBL = new Vector2Int(sourceRect.x, sourceRect.y);
if (eTileFlags == ETileAttribute.NONE)
{
return;
}
if (FlagUtil.IsSet(eTileFlags, ETileAttribute.FLIPX))
{
Vector2Int vTLCopy = vTL;
Vector2Int vTRCopy = vTR;
Vector2Int vBRCopy = vBR;
Vector2Int vBLCopy = vBL;
vTL.Set(vTRCopy.x, vTRCopy.y);
vTR.Set(vTLCopy.x, vTLCopy.y);
vBR.Set(vBLCopy.x, vBLCopy.y);
vBL.Set(vBRCopy.x, vBRCopy.y);
}
if (FlagUtil.IsSet(eTileFlags, ETileAttribute.FLIPY))
{
Vector2Int vTLCopy = vTL;
Vector2Int vTRCopy = vTR;
Vector2Int vBRCopy = vBR;
Vector2Int vBLCopy = vBL;
vTL.Set(vBLCopy.x, vBLCopy.y);
vTR.Set(vBRCopy.x, vBRCopy.y);
vBR.Set(vTRCopy.x, vTRCopy.y);
vBL.Set(vTLCopy.x, vTLCopy.y);
}
if (FlagUtil.IsSet(eTileFlags, ETileAttribute.ROTATEANY))
{
Vector2Int[] vCorners = { vTL, vTR, vBR, vBL };
ETileAttribute eRotate = (eTileFlags & ETileAttribute.ROTATEANY);
int iRotateOffset = 3;
if (eRotate == ETileAttribute.ROTATE90)
{
iRotateOffset = 3;
}
else if (eRotate == ETileAttribute.ROTATE180)
{
iRotateOffset = 2;
}
else if (eRotate == (ETileAttribute.ROTATE180 | ETileAttribute.ROTATE90))
{
iRotateOffset = 1;
}
int iTL = iRotateOffset % 4;
int iTR = (iRotateOffset + 1) % 4;
int iBR = (iRotateOffset + 2) % 4;
int iBL = (iRotateOffset + 3) % 4;
vTL.Set(vCorners[iTL].x, vCorners[iTL].y);
vTR.Set(vCorners[iTR].x, vCorners[iTR].y);
vBR.Set(vCorners[iBR].x, vCorners[iBR].y);
vBL.Set(vCorners[iBL].x, vCorners[iBL].y);
}
}