Tilemap Sorting
===============

LayerPacks:
-----------

Skybox (-10): 
  The very last layer, sometimes just a colorgradinent

ParalaxBG2 (-2):
  Paralax scrolling background, quarter speed

ParalaxBG1 (-1):
  Paralax scrolling background, half speed

Interactive (0):
  The map where the player walks on

ParalaxFG1 (1):
  Paralax scrolling foreground, double speed

ParalaxFG2 (2):
  ParalaxFG2 scrolling foreground, quadro speed


/* layerpack: []
 */
float zpos(layerpack, num)
{
        return layerpack * 1000.0f + 200.0 * num;
}

zpos(0, 0)

Tilemap:
--------

Layerpack Z-Pos Values:

layerpack = -1
| -2: Freespace inbetween:   ]250 - 300[
| -1: Objects above Tilmeap: ]200 - 250]
|  0: Tilemap (or Tux):       200
|  1: Objects below Tilmeap: [150 - 200[
|  2: Freespace inbetween:   [100 - 150[

layerpack = 0
| Freespace inbetween:   ]50 - 100[
| Objects above Tilmeap: ]0 - 50]
| Tilemap (or Tux):       0
| Objects below Tilmeap: [-50 - 0[
| Freespace inbetween:   [-100 - -50[

layerpack = 1
| Freespace inbetween:   ]-150 - 100[
| Objects above Tilmeap: ]-200 - -150]
| Tilemap (or Tux):       -200
| Objects below Tilmeap: [-250 - -200[
| Freespace inbetween:   [-300 - -250[

Tux is at 0

# EOF #