22 Create a new layer at the top
All of the world elements will live on this layer
23 Add a new Tile Map Game Object
24 Load the tilemap provided in the TERRAIN folder
25 Adjust tile width and height
26 Paint your level using the Draw Tool
27 Add a new Sprite and all it JumpThru. Use the bucket to fill the square with green
28 Take off Grid Snapping (click on layout and untick grid snapping in properties)
Set size of Jumpthru to 48 x 6
29 Duplicate the Jumpthru and place as shown.
Set initially visible to false.
30 (On same layer) Tile over your Jumpthru with wood as shown:
Explanation of Jumpthrus:
Player can jump up through platforms from below
Player can fall down through platforms from above
Solid sprite will cover all solid parts of level: (floors, walls, ceilings.)
Block out the level, areas you want to be solid - see image
33 Select your Solid Object
34 Select your JumpThru Object
Add a new layer at the top
This layer includes anything the player interacts with.
Eg: collectibles, enemies, spawn points etc.