The Lush Engine

Introduction to the Background source code

This section contains all the routines that deal with the background.

A rough overview of the snippets and what they do follows.

Routine	Brief description
bgtiles.asm	Fills the background with a single tile (8x8 pixels, or 32 rows of 32 tiles).
bgtiled.asm	Fills the background with a double tile (16x16 pixels, or 16 rows of 16 tiles).
bgtilem.asm	Fills the background with a mega tile (32x32 pixels, or 8 rows of 8 tiles).
putstile.asm	Puts a single tile (8x8 pixels) onto the background at a specified position.
putdtile.asm	Puts a double tile (16x16 pixels) onto the background at a specified position.
puthtile.asm	Puts a horizontal tile (16x8 pixels) onto the background at a specified position.
putvtile.asm	Puts a vertical tile (8x16 pixels) onto the background at a specified position.
putmtile.asm	Puts a mega tile (32x32 pixels) onto the background at a specified position.
wallmeld.asm	Written for the expedition project, this routine corrects the appearance of any tiles from a specified wall set placed on the background.