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dos33fsprogs/games/peasant/parse_input.s
Vince Weaver 467d1f5bef peasant: make separation between lines 9 rather than 8 lines 
this makes text much nicer and avoids descender squish

in theory messes up some stuff and could possibly run out of room
2022-01-07 22:52:05 -05:00

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.include "zp.inc"
.include "hardware.inc"
.include "qload.inc"
.include "version.inc"
.include "inventory.inc"
.include "tokens.inc"
parse_input_file_begin:
;==========================
; parse input
;==========================
; input is in input_buffer
parse_input:
;===========================
; special case: pot on head
lda GAME_STATE_1
and #POT_ON_HEAD
beq no_pot_on_head
ldx #<inside_inn_pot_on_head_message
ldy #>inside_inn_pot_on_head_message
jmp finish_parse_message
no_pot_on_head:
;==================
; uppercase the buffer
ldx #0
upcase_loop:
lda input_buffer,X
beq done_upcase_loop
cmp #' '|$80 ; skip uppercasing space
bne skip_uppercase
and #$DF ; uppercase
skip_uppercase:
sta input_buffer,X
inx
jmp upcase_loop
done_upcase_loop:
;=====================
; get the verb
jsr get_verb
;=====================
; get the noun
jsr get_noun
;===========================================
; this is turned to a "rts" in cases where
; we want to skip the verb table
; (mostly jhonka "yes/no" and maybe in trogdor cave
parse_input_smc:
nop
;================================
; check for "dan"
lda CURRENT_NOUN
cmp #NOUN_DAN
bne not_dan
ldx #<dan_message
ldy #>dan_message
jmp finish_parse_message
not_dan:
;=================================
; check if "look"ing at something in inventory
lda CURRENT_VERB
cmp #VERB_LOOK
bne not_look
jsr look_check_if_in_inventory
; if carry clear then can return early
bcs not_look
rts
not_look:
;================================
; jump into verb table
lda CURRENT_VERB
; jump table
asl
tax
lda verb_table+1, X ; high byte first
pha
lda verb_table,X ; low byte next
pha
rts ; jump to routine
;==============================
;==============================
;==============================
;==============================
; common routines
;==============================
;==============================
;==============================
;==============================
;================
; ask
;================
parse_common_ask:
ldx #<unknown_ask_message
ldy #>unknown_ask_message
jmp finish_parse_message
;================
; boo
;================
parse_common_boo:
ldx #<boo_message
ldy #>boo_message
jmp finish_parse_message
;================
; cheat
;================
parse_common_cheat:
ldx #<cheat_message
ldy #>cheat_message
jmp finish_parse_message
;================
; climb
;================
parse_common_climb:
lda CURRENT_NOUN
cmp #NOUN_TREE
beq climb_tree
jmp parse_common_unknown
climb_tree:
lda GAME_STATE_1
and #NIGHT
beq climb_tree_day
climb_tree_night:
ldx #<climb_tree_night_message
ldy #>climb_tree_night_message
jmp finish_parse_message
climb_tree_day:
ldx #<climb_tree_message
ldy #>climb_tree_message
jmp finish_parse_message
;=================
; copy
;=================
parse_common_copy:
; want copy
lda #NEW_FROM_DISK
sta LEVEL_OVER
lda #LOAD_COPY_CHECK
sta WHICH_LOAD
jmp done_parse_message
;===================
; dance
;===================
parse_common_dance:
ldx #<dance_message
ldy #>dance_message
jmp finish_parse_message
;===================
; die
;===================
parse_common_die:
lda #LOAD_GAME_OVER
sta WHICH_LOAD
lda #NEW_FROM_DISK
sta LEVEL_OVER
ldx #<die_message
ldy #>die_message
jmp finish_parse_message
;================
; ditch/drop
;================
parse_common_ditch:
parse_common_drop:
lda CURRENT_NOUN
cmp #NOUN_BABY
beq ditch_baby
jmp parse_common_unknown
ditch_baby:
lda INVENTORY_1
and #INV1_BABY
beq no_baby
lda INVENTORY_1_GONE
and #INV1_BABY
bne no_baby
ldx #<ditch_baby_message
ldy #>ditch_baby_message
jmp finish_parse_message
no_baby:
ldx #<no_baby_message
ldy #>no_baby_message
jmp finish_parse_message
;=====================
; drink
;=====================
parse_common_drink:
ldx #<drink_message
ldy #>drink_message
jsr partial_message_step
ldx #<drink_message2
ldy #>drink_message2
jmp finish_parse_message
;================
; drop/throw
;================
parse_common_throw:
lda CURRENT_NOUN
cmp #NOUN_BABY
beq throw_baby
jmp parse_common_unknown
throw_baby:
lda INVENTORY_1
and #INV1_BABY
beq throw_baby_no_baby
lda INVENTORY_1_GONE
and #INV1_BABY
bne throw_baby_no_baby
throw_baby_yes_baby:
ldx #<throw_baby_yes_message
ldy #>throw_baby_yes_message
jmp finish_parse_message
throw_baby_no_baby:
ldx #<no_baby_message
ldy #>no_baby_message
jmp finish_parse_message
;================
; get/take/steal
;================
parse_common_get:
parse_common_take:
parse_common_steal:
lda CURRENT_NOUN
cmp #NOUN_PEBBLES
bne not_pebbles
was_pebbles:
lda INVENTORY_1
and #INV1_PEBBLES
beq not_pebbles
ldx #<get_pebbles_message
ldy #>get_pebbles_message
jmp finish_parse_message
not_pebbles:
ldx #<get_message
ldy #>get_message
jmp finish_parse_message
;================
; give
;================
parse_common_give:
ldx #<give_message
ldy #>give_message
jmp finish_parse_message
;================
; go
;================
parse_common_go:
ldx #<go_message
ldy #>go_message
jmp finish_parse_message
;================
; haldo
;================
parse_common_haldo:
ldx #<haldo_message
ldy #>haldo_message
jmp finish_parse_message
;================
; help
;================
parse_common_help:
ldx #<help_message
ldy #>help_message
jmp finish_parse_message
;====================
; inventory
;====================
parse_common_inventory:
; switch in LC bank2
lda LCBANK2
lda LCBANK2
jsr show_inventory
; switch back LC bank1
lda LCBANK1
lda LCBANK1
jmp restore_parse_message
;=====================
; load
;=====================
parse_common_load:
jsr load_menu
jmp restore_parse_message
;=================
; look
;=================
parse_common_look:
lda CURRENT_NOUN
cmp #NOUN_TREE
beq trees_look
irrelevant_look:
ldx #<look_irrelevant_message
ldy #>look_irrelevant_message
jmp finish_parse_message
trees_look:
ldx #<look_trees_message
ldy #>look_trees_message
jmp finish_parse_message
;================
; map
;================
parse_common_map:
lda INVENTORY_3
and #INV3_MAP
beq dont_have_map
do_have_map:
lda MAP_LOCATION
sta PREVIOUS_LOCATION
lda #LOAD_MAP
sta WHICH_LOAD
lda #LOCATION_MAP
sta MAP_LOCATION
lda #1
sta LEVEL_OVER
jmp done_parse_message
dont_have_map:
ldx #<map_message
ldy #>map_message
jmp finish_parse_message
;================
; party
;================
parse_common_party:
ldx #<party_message
ldy #>party_message
jmp finish_parse_message
;=====================
; pwd
;=====================
parse_common_pwd:
ldx MAP_LOCATION
lda location_names_l,X
sta INL
lda location_names_h,X
sta INH
lda #<(pwd_message_offset)
sta OUTL
lda #>(pwd_message_offset)
sta OUTH
ldy #0
pwd_loop:
lda (INL),Y
sta (OUTL),Y
beq pwd_done
iny
bne pwd_loop ; bra
pwd_done:
ldx #<pwd_message
ldy #>pwd_message
jmp finish_parse_message
;================
; quit
;================
parse_common_quit:
ldx #<quit_message
ldy #>quit_message
jmp finish_parse_message
;===================
; save
;===================
parse_common_save:
jsr save_menu
jmp restore_parse_message
;===================
; show
;===================
parse_common_show:
bit LORES
bit PAGE1
jsr wait_until_keypress
bit PAGE2
bit HIRES
jmp done_parse_message
;================
; smell / sniff
;================
parse_common_smell:
parse_common_sniff:
ldx #<smell_message
ldy #>smell_message
jmp finish_parse_message
;===================
; talk
;===================
parse_common_talk:
; else, no one
talk_noone:
ldx #<talk_noone_message
ldy #>talk_noone_message
jmp finish_parse_message
;==================
; unknown
;=================
parse_common_unknown:
ldx #<unknown_message
ldy #>unknown_message
jmp finish_parse_message
;=====================
; version
;=====================
parse_common_version:
ldx #<version_message
ldy #>version_message
jmp finish_parse_message
;================
; wear
;================
parse_common_wear:
lda CURRENT_NOUN
cmp #NOUN_ROBE
beq parse_common_wear_robe
cmp #NOUN_BELT
beq parse_common_wear_belt
cmp #NOUN_MASK
beq parse_common_wear_mask
bne wear_unknown
parse_common_wear_belt:
; first see if have it
lda INVENTORY_1
and #INV1_KERREK_BELT
beq wear_unknown
ldx #<wear_belt_message
ldy #>wear_belt_message
jmp finish_parse_message
parse_common_wear_mask:
; first see if have it
lda INVENTORY_1
and #INV1_MONSTER_MASK
beq wear_unknown
ldx #<wear_mask_message
ldy #>wear_mask_message
jmp finish_parse_message
parse_common_wear_robe:
; first check if have it
lda INVENTORY_2
and #INV2_ROBE
beq parse_common_wear_robe_no_have
; next check if already wearing
lda GAME_STATE_1
and #WEARING_ROBE
bne parse_common_wear_robe_already
parse_common_wear_robe_do_have:
; wear the robe
lda GAME_STATE_1
ora #WEARING_ROBE
sta GAME_STATE_1
; get 3 points
lda #3
jsr score_points
ldx #<wear_robe_message
ldy #>wear_robe_message
jmp finish_parse_message
parse_common_wear_robe_already:
ldx #<wear_robe_already_message
ldy #>wear_robe_already_message
jmp finish_parse_message
parse_common_wear_robe_no_have:
ldx #<wear_robe_none_message
ldy #>wear_robe_none_message
jsr partial_message_step
ldx #<wear_robe_none_message2
ldy #>wear_robe_none_message2
jmp finish_parse_message
wear_unknown:
jmp parse_common_unknown
;================
; this / what the
;================
parse_common_this:
parse_common_what:
ldx #<what_message
ldy #>what_message
jmp finish_parse_message
;=====================
; where
;=====================
parse_common_where:
ldx MAP_LOCATION
lda location_names_l,X
sta INL
lda location_names_h,X
sta INH
lda #<(where_message_offset)
sta OUTL
lda #>(where_message_offset)
sta OUTH
ldy #0
where_loop:
lda (INL),Y
sta (OUTL),Y
beq where_done
iny
bne where_loop ; bra
where_done:
ldx #<where_message
ldy #>where_message
jmp finish_parse_message
;================
; why
;================
parse_common_why:
ldx #<why_message
ldy #>why_message
jmp finish_parse_message
finish_parse_message_nowait:
stx OUTL
sty OUTH
jsr print_text_message
rts
finish_parse_message:
stx OUTL
sty OUTH
jsr print_text_message
jsr wait_until_keypress
restore_parse_message:
lda #0
ldx #39
jsr hgr_partial_restore
done_parse_message:
rts
;===========================
; get verb
;===========================
; verb has to be the first word
get_verb:
lda #VERB_UNKNOWN ; default
sta CURRENT_VERB
lda #<verb_lookup ; reset verb pointer
sta get_verb_loop+1
lda #>verb_lookup
sta get_verb_loop+2
next_verb_loop:
ldx #0 ; set input pointer to zero
stx WORD_MATCH ; set match count to zero
get_verb_loop:
lda verb_lookup ; get char from verb
bmi done_verb ; if high bit set, done this verb
beq done_get_verb_loop ; if zero, we're totally done
cmp input_buffer,X ; compare verb char to buffer
beq verb_char_matched ;
verb_char_nomatch:
dec WORD_MATCH ; indicate no match
verb_char_matched:
jsr inc_verb_ptr ; matched, increment verb pointer
inx ; increment input pointer
jmp get_verb_loop ; (bra) loop
done_verb:
ldx WORD_MATCH ; check if we matched
beq found_verb ; if so, found
no_found_verb:
jsr inc_verb_ptr ; not found, point to next verb
jmp next_verb_loop ; try again
found_verb:
and #$7f ; found
sta CURRENT_VERB ; strip high bit and save found verb
done_get_verb_loop:
rts
inc_verb_ptr:
inc get_verb_loop+1
bne inc_verb_ptr_noflo
inc get_verb_loop+2
inc_verb_ptr_noflo:
rts
verb_lookup:
.byte "ASK",VERB_ASK|$80
.byte "ATTACK",VERB_ATTACK|$80
.byte "BOO",VERB_BOO|$80
.byte "BREAK",VERB_BREAK|$80
.byte "BUY",VERB_BUY|$80
.byte "CHEAT",VERB_CHEAT|$80
.byte "CLIMB",VERB_CLIMB|$80
.byte "CLOSE",VERB_CLOSE|$80
.byte "COPY",VERB_COPY|$80
.byte "CUT",VERB_CUT|$80
.byte "DANCE",VERB_DANCE|$80
.byte "DEPLOY",VERB_DEPLOY|$80
.byte "DIE",VERB_DIE|$80
.byte "DITCH",VERB_DITCH|$80
.byte "DRINK",VERB_DRINK|$80
.byte "DROP",VERB_DROP|$80
.byte "ENTER",VERB_ENTER|$80
.byte "FEED",VERB_FEED|$80
.byte "GET",VERB_GET|$80
.byte "GIVE",VERB_GIVE|$80
.byte "GO ",VERB_GO|$80
.byte "HALDO",VERB_HALDO|$80
.byte "HELP",VERB_HELP|$80
.byte "HIDE",VERB_HIDE|$80
.byte "HUG",VERB_HUG|$80
.byte "INV",VERB_INVENTORY|$80
.byte "JUMP",VERB_JUMP|$80
.byte "KICK",VERB_KICK|$80
.byte "KILL",VERB_KILL|$80
.byte "KNOCK",VERB_KNOCK|$80
.byte "LIGHT",VERB_LIGHT|$80
.byte "LOAD",VERB_LOAD|$80
.byte "LOOK",VERB_LOOK|$80
.byte "MAKE",VERB_MAKE|$80
.byte "MAP",VERB_MAP|$80
.byte "MOVE",VERB_MOVE|$80
.byte "NO",VERB_NO|$80
.byte "OPEN",VERB_OPEN|$80
.byte "PARTY",VERB_PARTY|$80
.byte "PET",VERB_PET|$80
.byte "PLAY",VERB_PLAY|$80
.byte "PULL",VERB_PULL|$80
.byte "PUNCH",VERB_PUNCH|$80
.byte "PUSH",VERB_PUSH|$80
.byte "PUT",VERB_PUT|$80
.byte "PWD",VERB_PWD|$80
.byte "QUIT",VERB_QUIT|$80
.byte "READ",VERB_READ|$80
.byte "RIDE",VERB_RIDE|$80
.byte "RING",VERB_RING|$80
.byte "SAVE",VERB_SAVE|$80
.byte "SAY",VERB_SAY|$80
.byte "SCARE",VERB_SCARE|$80
.byte "SEARCH",VERB_SEARCH|$80
.byte "SHOOT",VERB_SHOOT|$80
.byte "SHOW",VERB_SHOW|$80
.byte "SIT",VERB_SIT|$80
.byte "SKIP",VERB_SKIP|$80
.byte "SLAY",VERB_SLAY|$80
.byte "SLEEP",VERB_SLEEP|$80
.byte "SMELL",VERB_SMELL|$80
.byte "SNIFF",VERB_SNIFF|$80
.byte "STEAL",VERB_STEAL|$80
.byte "SWIM",VERB_SWIM|$80
.byte "TAKE",VERB_TAKE|$80
.byte "TALK",VERB_TALK|$80
.byte "THIS",VERB_THIS|$80
.byte "THROW",VERB_THROW|$80
.byte "TRY",VERB_TRY|$80
.byte "TURN",VERB_TURN|$80
.byte "USE",VERB_USE|$80
.byte "VER",VERB_VERSION|$80
.byte "WAKE",VERB_WAKE|$80
.byte "WEAR",VERB_WEAR|$80
.byte "WHAT THE",VERB_WHAT|$80
.byte "WHERE",VERB_WHERE|$80
.byte "WHY",VERB_WHY|$80
.byte "YES",VERB_YES|$80
.byte $00
;==========================
; get noun again
;==========================
; skips "baby" and "pebbles" and tries again
; needed for Well scene
get_noun_again:
; point to alternate
lda #<noun_lookup_again
sta get_noun_src_smc1+1
lda #>noun_lookup_again
sta get_noun_src_smc2+1
jsr get_noun
; point back
lda #<noun_lookup
sta get_noun_src_smc1+1
lda #>noun_lookup
sta get_noun_src_smc2+1
rts
;===========================
;===========================
; get noun
;===========================
;===========================
;
; assume command is "VERB SOMETHING SOMETHING SOMETHING"
; skip to first space, return NONE if nothing else
; parse for first matching noun
; return UNKNOWN if no matches
get_noun:
lda #NOUN_NONE ; if we have to second word, then none
sta CURRENT_NOUN
ldx #0 ; input pointer
try_next_word:
jsr noun_next_space
bcs done_get_noun_loop
stx TEMP0 ; save input pointer
get_noun_src_smc1:
lda #<noun_lookup ; reset noun pointer
sta get_noun_smc+1
get_noun_src_smc2:
lda #>noun_lookup
sta get_noun_smc+2
lda #NOUN_UNKNOWN ; at this point we have second word
sta CURRENT_NOUN ; so if we hit end it's unknown
next_noun_loop:
ldx TEMP0 ; reset to begin of current word
lda #0
sta WORD_MATCH ; set match count to zero
get_noun_loop:
get_noun_smc:
lda noun_lookup ; load byte from current noun
bmi done_noun ; if high bit set, hit end
beq try_next_word ; if zero, end of list
cmp input_buffer,X ; compare with input buffer
beq noun_char_matched ; see if matched
noun_char_nomatch:
dec WORD_MATCH ; indicate wasn't a match
noun_char_matched:
jsr inc_noun_ptr
inx
jmp get_noun_loop ; loop
done_noun:
ldx WORD_MATCH ; if we matched noun...
beq found_noun
no_found_noun:
jsr inc_noun_ptr
jmp next_noun_loop
found_noun:
and #$7f ; found, strip high bit and save
sta CURRENT_NOUN
done_get_noun_loop:
rts
inc_noun_ptr:
inc get_noun_smc+1
bne inc_noun_ptr_noflo
inc get_noun_smc+2
inc_noun_ptr_noflo:
rts
;=========================
; noun next space
;=========================
; point X to one past next space in input_buffer
; carry set if hit end
noun_next_space:
lda input_buffer,X
beq end_of_input
cmp #' '
beq end_of_word
inx
jmp noun_next_space
end_of_word:
inx ; point one past
clc
rts
end_of_input:
sec
rts
noun_lookup:
.byte "BABY",NOUN_BABY|$80 ; these are first
.byte "PEBBLES",NOUN_PEBBLES|$80 ; so at Well we can also
.byte "STONE",NOUN_STONE|$80 ; check for destination (bucket/well)
noun_lookup_again:
.byte "ARCHER",NOUN_ARCHER|$80
.byte "ARMS",NOUN_ARMS|$80
.byte "ARROW",NOUN_ARROW|$80
.byte "BEADS",NOUN_BEADS|$80
.byte "BED",NOUN_BED|$80
.byte "BELL",NOUN_BELL|$80
.byte "BELT",NOUN_BELT|$80
.byte "BERRIES",NOUN_BERRIES|$80
.byte "BLEED",NOUN_BLEED|$80
.byte "BOAT",NOUN_BOAT|$80
.byte "BONE",NOUN_BONE|$80
.byte "BOW",NOUN_BOW|$80
.byte "BROOM",NOUN_BROOM|$80
.byte "BUCKET",NOUN_BUCKET|$80
.byte "BUSH",NOUN_BUSH|$80
.byte "CANDLE",NOUN_CANDLE|$80
.byte "CARPET",NOUN_CARPET|$80
.byte "CAVE",NOUN_CAVE|$80
.byte "CHAIR",NOUN_CHAIR|$80
.byte "CLIFF",NOUN_CLIFF|$80
.byte "CLUB",NOUN_CLUB|$80
.byte "COLD",NOUN_COLD|$80
.byte "COTTAGE",NOUN_COTTAGE|$80
.byte "CRANK",NOUN_CRANK|$80
.byte "CURTAIN",NOUN_CURTAIN|$80
.byte "DAN",NOUN_DAN|$80
.byte "DESK",NOUN_DESK|$80
.byte "DINGHY",NOUN_DINGHY|$80
.byte "DOING",NOUN_DOING_SPROINGS|$80
.byte "DONGOLEV",NOUN_DONGOLEV|$80
.byte "DOOR",NOUN_DOOR|$80
.byte "DRAGON",NOUN_DRAGON|$80
.byte "DRAWER",NOUN_DRAWER|$80
.byte "DRESSER",NOUN_DRESSER|$80
.byte "DUDE",NOUN_DUDE|$80
.byte "FEED",NOUN_FEED|$80
.byte "FENCE",NOUN_FENCE|$80
.byte "FIRE",NOUN_FIRE|$80
.byte "FLIES",NOUN_FLIES|$80
.byte "FOOD",NOUN_FOOD|$80
.byte "FOOTPRINTS",NOUN_FOOTPRINTS|$80
.byte "GAME",NOUN_GAME|$80
.byte "GARY",NOUN_GARY|$80
.byte "GOLD",NOUN_GOLD|$80
.byte "GREASE",NOUN_GREASE|$80
.byte "GREEN",NOUN_GREEN|$80
.byte "GROUND",NOUN_GROUND|$80
.byte "GUY",NOUN_GUY|$80
.byte "HALDO",NOUN_HALDO|$80
.byte "IN HAY",NOUN_IN_HAY|$80
.byte "HAY",NOUN_HAY|$80
.byte "HELM",NOUN_HELM|$80
.byte "HOLE",NOUN_HOLE|$80
.byte "HORSE",NOUN_HORSE|$80
.byte "INN",NOUN_INN|$80
.byte "JHONKA",NOUN_JHONKA|$80
.byte "KERREK",NOUN_KERREK|$80
.byte "KNIGHT",NOUN_KNIGHT|$80
.byte "LADY",NOUN_LADY|$80
.byte "LAKE",NOUN_LAKE|$80
.byte "LANTERN",NOUN_LANTERN|$80
.byte "LEG",NOUN_LEG|$80
.byte "LIGHTNING",NOUN_LIGHTNING|$80
.byte "MAN",NOUN_MAN|$80
.byte "MAP",NOUN_MAP|$80
.byte "MASK",NOUN_MASK|$80
.byte "MATTRESS",NOUN_MATTRESS|$80
.byte "MENDELEV",NOUN_MENDELEV|$80
.byte "MONEY",NOUN_MONEY|$80
.byte "MUD",NOUN_MUD|$80
.byte "NED",NOUN_NED|$80
.byte "NOTE",NOUN_NOTE|$80
.byte "OPENINGS",NOUN_OPENINGS|$80
.byte "PAINTING",NOUN_PAINTING|$80
.byte "PAPER",NOUN_PAPER|$80
.byte "PARCHMENT",NOUN_PARCHMENT|$80
.byte "PEASANT",NOUN_PEASANT|$80
.byte "PILLOW",NOUN_PILLOW|$80
.byte "PILLS",NOUN_PILLS|$80
.byte "PLAGUE",NOUN_PLAGUE|$80
.byte "PLAQUE",NOUN_PLAQUE|$80
.byte "POT",NOUN_POT|$80
.byte "PUDDLE",NOUN_PUDDLE|$80
.byte "RICHES",NOUN_RICHES|$80
.byte "RIVER",NOUN_RIVER|$80
.byte "ROBE",NOUN_ROBE|$80
.byte "ROCK",NOUN_ROCK|$80
.byte "ROOM",NOUN_ROOM|$80
.byte "RUB",NOUN_RUB|$80
.byte "RUG",NOUN_RUG|$80
.byte "SANDWICH",NOUN_SANDWICH|$80
.byte "SAND",NOUN_SAND|$80
.byte "SHELF",NOUN_SHELF|$80
.byte "SHIELD",NOUN_SHIELD|$80
.byte "SHIRT",NOUN_SHIRT|$80
.byte "SIGN",NOUN_SIGN|$80
.byte "SKELETON",NOUN_SKELETON|$80
.byte "SKULL",NOUN_SKULL|$80
.byte "SMELL",NOUN_SMELL|$80
.byte "SODA",NOUN_SODA|$80
.byte "STUFF",NOUN_STUFF|$80
.byte "STUMP",NOUN_STUMP|$80
.byte "SUB",NOUN_SUB|$80
.byte "SWORD",NOUN_SWORD|$80
.byte "TARGET",NOUN_TARGET|$80
.byte "TRACKS",NOUN_TRACKS|$80
.byte "TREE",NOUN_TREE|$80
.byte "TRINKET",NOUN_TRINKET|$80
.byte "TROGDOR",NOUN_TROGDOR|$80
.byte "WATERFALL",NOUN_WATERFALL|$80
.byte "WATER",NOUN_WATER|$80
.byte "IN WELL",NOUN_IN_WELL|$80
.byte "WELL",NOUN_WELL|$80
.byte "WINDOW",NOUN_WINDOW|$80
.byte "WISH",NOUN_WISH|$80
.byte "WOMAN",NOUN_WOMAN|$80
.byte $00
.include "text/lookup.inc"
.include "text/common.inc.lookup"
;=======================
;=======================
; print text message
;=======================
;=======================
; OUTL/OUTH point to message
; first we need to calculate the size of the message (lines)
; next we need to set up the box
print_text_message:
jsr count_message_lines
lda #0 ; always 0
sta BOX_X1H
sta BOX_X2H
lda #35 ; always 35
sta BOX_X1L
lda #24 ; always 24
sta BOX_Y1
sta SAVED_Y1
lda #253 ; always 253
sta BOX_X2L
; 1 2 3 4 5 6 7 8
;message_y2: .byte 54, 62, 70, 78, 86, 94, 102, 110
; y2 was 46+(8*(len))
; we now skip 9, so 46+(9*len)
lda message_len
asl
asl
asl
clc
adc #46
adc message_len
sta BOX_Y2
sta SAVED_Y2
; jsr hgr_partial_save
jsr draw_box
; print text at 7 (*7), 36
lda #7 ; always 7
sta CURSOR_X
lda #36 ; always 36
sta CURSOR_Y
jsr disp_put_string_cursor
rts
;======================
;======================
; count message lines
;======================
;======================
; in OUTL/OUTH
count_message_lines:
ldy #0
sty message_len
count_message_lines_loop:
lda (OUTL),Y
beq count_message_done
cmp #13
bne count_message_not_cr
inc message_len
count_message_not_cr:
iny
bne count_message_lines_loop ; bra
count_message_done:
inc message_len ; increment for end of message too
rts
message_len:
.byte $0
last_bg_l: .byte $00
last_bg_h: .byte $00
;======================
;======================
; partial message step
;======================
;======================
partial_message_step:
stx OUTL
sty OUTH
jsr print_text_message
jsr wait_until_keypress
lda #0
ldx #39
jsr hgr_partial_restore
rts
verb_table = $BF00
;=========================
;=========================
; setup default verb table
;=========================
;=========================
setup_default_verb_table:
;===========================
; first make it all unknown
ldx #0
unknown_loop:
lda #<(parse_common_unknown-1)
sta verb_table,X
lda #>(parse_common_unknown-1)
sta verb_table+1,X
inx
inx
cpx #(VERB_ALL_DONE*2)
bne unknown_loop
;=========================
; now add in common calls
lda #<common_verb_table
sta INL
lda #>common_verb_table
sta INH
; fallthrough
;=========================
;=========================
; load custom verb table
;=========================
;=========================
; verb table to load in INL/INH
load_custom_verb_table:
ldy #0
common_verb_loop:
lda (INL),Y
beq done_verb_loop ; 0 means done
asl ; mul by 2
tax
iny
lda (INL),Y
sta verb_table,X
iny
lda (INL),Y
sta verb_table+1,X
iny
jmp common_verb_loop ; make this a bne (bra)?
done_verb_loop:
rts
common_verb_table:
.byte VERB_ASK
.word parse_common_ask-1
.byte VERB_BOO
.word parse_common_boo-1
.byte VERB_CHEAT
.word parse_common_cheat-1
.byte VERB_CLIMB
.word parse_common_climb-1
.byte VERB_COPY
.word parse_common_copy-1
.byte VERB_DANCE
.word parse_common_dance-1
.byte VERB_DIE
.word parse_common_die-1
.byte VERB_DITCH
.word parse_common_ditch-1
.byte VERB_DRINK
.word parse_common_drink-1
.byte VERB_DROP
.word parse_common_drop-1
.byte VERB_GET
.word parse_common_get-1
.byte VERB_GIVE
.word parse_common_give-1
.byte VERB_GO
.word parse_common_go-1
.byte VERB_HALDO
.word parse_common_haldo-1
.byte VERB_HELP
.word parse_common_help-1
.byte VERB_INVENTORY
.word parse_common_inventory-1
.byte VERB_LOAD
.word parse_common_load-1
.byte VERB_LOOK
.word parse_common_look-1
.byte VERB_MAP
.word parse_common_map-1
.byte VERB_PARTY
.word parse_common_party-1
.byte VERB_PWD
.word parse_common_pwd-1
.byte VERB_QUIT
.word parse_common_quit-1
.byte VERB_SAVE
.word parse_common_save-1
.byte VERB_SHOW
.word parse_common_show-1
.byte VERB_SMELL
.word parse_common_smell-1
.byte VERB_SNIFF
.word parse_common_sniff-1
.byte VERB_TAKE
.word parse_common_take-1
.byte VERB_TALK
.word parse_common_talk-1
.byte VERB_THIS
.word parse_common_this-1
.byte VERB_THROW
.word parse_common_throw-1
.byte VERB_VERSION
.word parse_common_version-1
.byte VERB_WEAR
.word parse_common_wear-1
.byte VERB_WHAT
.word parse_common_what-1
.byte VERB_WHERE
.word parse_common_where-1
.byte VERB_WHY
.word parse_common_why-1
.byte 0
;===================================
; before looking
; check if item is/was in inventory
;===================================
; carry set if not found
; carry clear if found
look_check_if_in_inventory:
lda CURRENT_NOUN
ldx #INV1_ARROW
cmp #NOUN_ARROW
beq check_inventory_1
ldx #INV1_BABY
cmp #NOUN_BABY
beq check_inventory_1
ldx #INV1_KERREK_BELT
cmp #NOUN_BELT
beq check_inventory_1
ldx #INV1_CHICKEN_FEED
cmp #NOUN_FEED
beq check_inventory_1
ldx #INV1_BOW
cmp #NOUN_BOW
beq check_inventory_1
ldx #INV1_MONSTER_MASK
cmp #NOUN_MASK
beq check_inventory_1
ldx #INV1_PEBBLES
cmp #NOUN_PEBBLES
beq check_inventory_1
ldx #INV1_PILLS
cmp #NOUN_PILLS
beq check_inventory_1
ldx #INV2_RICHES
cmp #NOUN_RICHES
beq check_inventory_2
ldx #INV2_ROBE
cmp #NOUN_ROBE
beq check_inventory_2
ldx #INV2_SODA
cmp #NOUN_SODA
beq check_inventory_2
ldx #INV2_MEATBALL_SUB
cmp #NOUN_SUB
beq check_inventory_2
ldx #INV2_TRINKET
cmp #NOUN_TRINKET
beq check_inventory_2
ldx #INV2_TROGHELM
cmp #NOUN_HELM
beq check_inventory_2
ldx #INV2_TROGSHIELD
cmp #NOUN_SHIELD
beq check_inventory_2
ldx #INV2_TROGSWORD
cmp #NOUN_SWORD
beq check_inventory_2
ldx #INV3_SHIRT
cmp #NOUN_SHIRT
beq check_inventory_3
item_not_found:
sec
rts
check_inventory_1:
txa
and INVENTORY_1_GONE
bne inventory_gone
txa
and INVENTORY_1
bne inventory_there
sec
rts
check_inventory_2:
txa
and INVENTORY_2_GONE
bne inventory_gone
txa
and INVENTORY_2
bne inventory_there
sec
rts
check_inventory_3:
txa
and INVENTORY_3_GONE
bne inventory_gone
txa
and INVENTORY_3
bne inventory_there
sec
rts
inventory_gone:
ldx #<look_inventory_gone_message
ldy #>look_inventory_gone_message
jsr partial_message_step
clc
rts
inventory_there:
ldx #<look_inventory_there_message
ldy #>look_inventory_there_message
jsr partial_message_step
clc
rts
parse_input_file_end:
; make sure smaller than 4.5k
.assert (>parse_input_file_end - >parse_input_file_begin) < 18 , error, "peasant1 dialog too big"
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