/
ffight_ae_top_entity_hijacks.asm
279 lines (202 loc) · 6.77 KB
/
ffight_ae_top_entity_hijacks.asm
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;================================================
hijack_player_2_init_top_entity:
movea.l #$ffff8000, A5
lea (-$6dbc,A5), A6
lea (p2_main_mem,A5), A4
jsr $15fc6
move.b #$1, ($0,A6)
btst #$1, ($7f,A5)
bne hijack_player_2_init_top_entity_exit
move.w #$2, ($2, A6)
hijack_player_2_init_top_entity_exit:
move.w #$1, D0
jsr $87e.w
jsr $015D7A
bra hijack_player_2_init_top_entity_exit
;================================================
;================================================
hijack_player_2_add_top_entity:
move.w #$30, D0
movea.l #$15d4e, A0 ; Load player 2 init jump address
jsr $826.w ; Call trap 0 handler, add player 2 init entity to entity manager
move.w #$D0, D0 ; Take entity location 10D0 for player 3 top level handler
movea.l #player_3_top_level_entity_init, A0
jsr $826.w
jmp $004CEC
;================================================
;================================================
hijack_player_2_remove_top_entity:
bsr remove_p123_top_entities
jmp $009382
hijack_player_2_remove_top_entity_main_screen:
bsr remove_p123_top_entities
jmp $0011F4
hijack_player_2_remove_top_entity_main_screen_demo:
bsr remove_p123_top_entities
jmp $018260
;================================================
;================================================
remove_p123_top_entities:
move.w #$20, D0 ; Remove p1
jsr $860.w ; Trap 2
move.w #$30, D0 ; Remove p2
jsr $860.w ; Trap 2
move.w #$D0, D0 ; Remove p3
jsr $860.w ; Trap 2
rts
;================================================
;================================================
hijack_player_2_top_entity_init_player:
btst.b #$0, ($0,A6)
beq hijack_player_2_top_entity_init_player_p3
jsr $00a14c.l ; Init player 2
bra hijack_player_2_top_entity_init_player_exit
hijack_player_2_top_entity_init_player_p3:
jsr player_3_main_init
hijack_player_2_top_entity_init_player_exit:
move.l #$0, ($2,A6)
jmp $015DA0
;================================================
;================================================
hijack_p2_initialize_health_and_score
jsr $1e90.w ; Draw player health bar
btst.b #$1, ($13,A4)
bne hijack_p2_initialize_health_and_score_p3
move.w #$80, D0
bra hijack_p2_initialize_health_and_score_exit
hijack_p2_initialize_health_and_score_p3:
move.w #$C0, D0
hijack_p2_initialize_health_and_score_exit:
jsr $2852.w ; Add score fifo entry to initialize score
jmp $0160EA
;================================================
;================================================
player_3_top_level_entity_init:
movea.l #$ffff8000, A5
lea ($7480,A5), A6 ; This memory is used for timers and other functions of the top entity (sets $2 to $0004 when a player has clicked in on the game over screen)
lea (p3_main_mem,A5), A4
jsr $15fc6
move.b #$2, ($0,A6)
btst #$2, ($7f,A5)
bne player_3_top_level_entity_init_exit
move.w #$2, ($2, A6)
player_3_top_level_entity_init_exit:
move.w #$1, D0
jsr $87e.w
jsr $015D7A
bra player_3_top_level_entity_init_exit
;================================================
;================================================
hijack_player_top_entity_click_in_branch:
moveq #$0, D0
move.b (A6), D0
and.b #$01, D0
add.b D0, D0
jmp $002E24
;================================================
;================================================
hijack_player_top_entity_click_in_branch_2:
moveq #$0, D0
move.b (A6), D0
and.b #$01, D0
add.b D0, D0
jmp $002D92
;================================================
;================================================
hijack_p1_top_entity_click_in_check:
tst.b (A6)
beq p1_click_in
bra p3_check_click_in
p1_click_in:
tst.b ($82,A5) ; Game started
bne p1_click_in_game_active
jmp $002E36
p1_click_in_game_active:
jmp $002E50
;================================================
;================================================
hijack_p1_top_entity_continue_check:
tst.b (A6)
beq hijack_p1_top_entity_continue_check_p1_continue
bra p3_check_click_in
hijack_p1_top_entity_continue_check_p1_continue:
tst.b ($82,A5) ; Game started
bne p1_continue_game_active
jmp $002DA4
p1_continue_game_active:
jmp $002DBE
;================================================
;================================================
hijack_p2_continue_start_button_check:
btst.b #$1, (A6)
beq p2_continue_start_button_check
jsr p3_check_press_start
beq hijack_p2_continue_start_button_check_fail
bra hijack_p2_continue_start_button_check_click_in
p2_continue_start_button_check
jsr $295e.w ; Check p2 start button while selecting player!
btst #$1, D0
beq hijack_p2_continue_start_button_check_fail
hijack_p2_continue_start_button_check_click_in:
jmp $016474
hijack_p2_continue_start_button_check_fail:
jmp $016496
;================================================
;================================================
p3_check_click_in:
tst.b ($82,A5)
bne p3_check_click_in_game_active
p3_check_click_in_fail:
or.b D0, D0
rts
p3_check_click_in_finish:
bset #$2, ($7f,A5)
move #$1, CCR
rts
p3_check_click_in_game_active:
tst.b ($7e,A5) ; Free play
bne p3_check_click_in_check_start_button
tst.w ($4c,A5) ; Check coins
beq p3_check_click_in_fail
; Check player 3 click in
p3_check_click_in_check_start_button:
jsr p3_check_press_start
beq p3_check_click_in_fail
tst.b ($5480,A5)
beq p3_check_click_in_one_credit
cmpi.w #$2, ($4c,A5) ; Has two coins?
bcs p3_check_click_in_fail
; Subtract a credit!
subq.w #1, ($4c,A5)
; Subtract a credit!
p3_check_click_in_one_credit:
subq.w #1, ($4c,A5)
jsr $002cb4.w
bra p3_check_click_in_finish
;================================================
;================================================
hijack_p2_top_entity_disable_player:
btst #$1, (A6)
beq p2_disable_player
bclr #$2, ($7f,A5) ; Clear p3 active flag
bra hijack_p2_top_entity_disable_player_exit
p2_disable_player:
bclr #$1, ($7f,A5) ; Clear p2 active flag
hijack_p2_top_entity_disable_player_exit:
move.w #$78, ($a,A6)
clr.b ($81,A4)
jmp $016548
;================================================
;================================================
hijack_clear_player_active_bit_on_game_end:
btst #$1, (A6)
beq hijack_clear_player_active_bit_on_game_end_p2
bclr #$2, ($7f,A5)
bra hijack_clear_player_active_bit_on_game_end_exit
hijack_clear_player_active_bit_on_game_end_p2:
bclr #$1, ($7f,A5)
hijack_clear_player_active_bit_on_game_end_exit:
clr.b (A4)
clr.b ($80,A4)
jmp $0165B2
;================================================