research/chex/notes.txt
Simon Howard 8dfb24ef9b Add research files from earlier Chex Quest investigations.
Subversion-branch: /research
Subversion-revision: 1851
2010-02-06 20:37:25 +00:00

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Text

states table:
{SPR_SHTG,4,0,{A_Light0},S_NULL,0,0}, // S_LIGHTDONE
->
01 00 00 00 04 00 00 00 00 00 00 00 ?? ?? ?? ?? 00 00 00 00
00 00 00 00 00 00 00 00
starts at 0009f3cc in doom2.exe
starts at 0009f0c0 in chex.exe
mobjinfo table:
{ -1, S_PLAY, 100, S_PLAY_RUN1, sfx_None, 0, sfx_None, S_PLAY_PAIN,
255, sfx_plpain, S_NULL, S_PLAY_ATK1, S_PLAY_DIE1, S_PLAY_XDIE1,
sfx_pldeth, 0, 16*FRACUNIT, 56*FRACUNIT, 100, 0, sfx_None,
MF_SOLID|MF_SHOOTABLE|MF_DROPOFF|MF_PICKUP|MF_NOTDMATCH,
S_NULL },
ff ff ff ff 95 00 00 00 64 00 00 00 ...
starts at 000a5d90 in doom2.exe
starts at 000a5a84 in chex.exe
state differences:
state 537: tics reduced from 8 -> 3
state 538: tics reduced from 8 -> 3
state 539: tics reduced from 8 -> 0
faster boss firing rate?
mobjinfo differences:
mobj 1 : fields 11 and 12 swapped (0, 184) -> (184, 0)
mobj 2 : fields 11 and 12 swapped (0, 217) -> (217, 0)
these are swappings of meleestate and missilestate (flemoids only
attack at close range?)
mobj 15: fields 17 and 18 changed: (1572864,4194304) -> (2883584,6553600)
wider and taller - boss?
mobj 18: field 12 changed (589 -> 0)
far attack frame set to S_NULL - lost souls don't do the charge attack