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004cf1f7fc
dos33fsprogs/mode7_demo
History
Vince Weaver 004cf1f7fc mode7_demo: move graphics lower so room for sound
2018-03-13 00:59:54 -04:00
..
music mode7: update makefile 2018-02-28 16:45:09 -05:00
a2.scrolltext mode7_demo: update with working scroller 2017-12-18 01:05:05 -05:00
checkerboard_lookup.s mode7_demo: initial scriptable flying 2017-12-21 15:14:46 -05:00
credits.s mode7_demo: more credits work 2018-03-04 23:47:55 -05:00
deater.scrolltext mode7_demo: update with working scroller 2017-12-18 01:05:05 -05:00
island_lookup.s mode7_demo: initial scriptable flying 2017-12-21 15:14:46 -05:00
island_map.inc mode7_demo: start adding in the mode7 code 2017-12-21 14:59:06 -05:00
Makefile mode7_demo: make Makefile clean more 2018-03-04 23:11:06 -05:00
mode7_decompress.s mode7_demo: setup LZ4 compression code 2018-03-04 23:09:32 -05:00
mode7_demo_backgrounds.inc mode7: have assembly working with new compressed rle 2017-12-15 16:19:01 -05:00
mode7_demo.dsk mode7_demo: credits mostly there now 2018-01-31 11:37:41 -05:00
mode7_demo.s mode7_demo: move graphics lower so room for sound 2018-03-13 00:59:54 -04:00
mode7.s mode7_demo: slightly better island flight track 2018-01-29 21:11:35 -05:00
rasterbars.s chiptune/mode7: update rasterbars code comments 2018-02-27 22:46:19 -05:00
README.mode7_demo mode7_demo: move graphics lower so room for sound 2018-03-13 00:59:54 -04:00
sprites.inc mode7_demo: sprites were probably backwards 2018-01-29 15:12:55 -05:00
starfield_demo.s mode7_demo: move graphics lower so room for sound 2018-03-13 00:59:54 -04:00
starry_sky.scroll mode7_demo: start adding in the mode7 code 2017-12-21 14:59:06 -05:00
TODO mode7_demo: more credits work 2018-03-04 23:47:55 -05:00
vmw_logo.inc mode7_demo: work in progress on high-res vmw logo 2018-03-04 00:10:35 -05:00
zp.inc mode7_demo: update vmw_logo 2018-03-04 22:55:38 -05:00

README.mode7_demo 

Plan:
	Load at $1000
	Decompress to $2000

Memory Map
==========

(not to scale)

 --------  $ffff
| ROM/IO |
 --------  $c000
|        |      32k decompress
 --------  $4000
|  load  |      8k
 --------  $2000
|  free  |
 --------  $1c00
| Scroll |
|  Data  |
 --------  $1800
|Multiply|
| Tables |	
 --------  $1000
|GR pg 2 |	1k
|--------  $0c00
|GR pg 1 |	1k
|--------  $0800
|GR pg 0 |	1k
 --------  $0400
|        |	0.5
 --------  $0200
| stack  |	0.25
 --------  $0100
|zero pg |	0.25
 -------   $0000