示例#1
0
						public static List<GPoint> Generate (Grid g, GPoint.PType walkType, int steps)
						{
								//make the last direction random, to randomise the opposite of the first direction
								//start at 1
								//pick a new direction
								//if the direction is okay
								//move the test vector
								//if the new position is in bounds
								//add the point
								//iterate the loop
								//set the last direction to the new direction
								List<GPoint> points = new List<GPoint> ();
								//set the scanpoint in the middle of the grid
								ScanPoint scan = new ScanPoint (g.GetSize () / 2);
								//set the last direction as a new direction
								Direction lastDir = PickNewDirection ();
								//set the stepcount at 1
								int stepcount = 1;
								//if the stepcount is less than or equal to the max number of steps
								while (stepcount<=steps) {
										//pick a new direction and set it as the new direction
										Direction newDir = PickNewDirection ();
										//if the new direction is not the opposite of the last direction
										if (IsValidDirection (newDir, lastDir)) {
												//move the testposition in the new direction
												Vector2 testPos = scan.VirtualMove (newDir);
												//check if the new position is within the constraints
												if (g.PositionInBounds (testPos)) {
														//if it is, move the scanpoint in the direction
														scan.Move (newDir);
														//iterate the stepcount
														stepcount++;
														//add a new gpoint to the list of the designated type
														points.Add (new GPoint (scan.Position (), walkType));
														//Debug.Log ("point added to grid at " + scan.Position ());
												}
												//set the last dir to the new dir to ensure accurate direction checking
												//when the loop repeats
												lastDir = newDir;
										}
										//otherwise, do absolutely nothing
								}
								Debug.Log ("generated a " + points.Count + " point line of " + walkType);
								Grid tg = new Grid (g);
								tg.Clear ();
								tg.UpdatePoints (points);
								List<GPoint> processed = new List<GPoint> ();
								processed = PostProcess (tg, walkType, walkType);
								return processed;
						}