Routines
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55820: Drawing Bandit Logic
Character state variables/ flags.
Bandit_Draw 55820 DEFB 0
Bandit_Draw_Frame_01 55821 DEFB 8 Character frame index 1.
Bandit_Draw_Frame_02 55822 DEFB 8 Character frame index 2.
Bandit_Draw_Frame_03 55823 DEFB 9 Character frame index 3.
Bandit_Draw_Frame_04 55824 DEFB 7 Character frame index 4.
Bandit_Draw_State_Reference 55825 DEFB 5 The current character state.
Bandit_Draw_Timer_01 55826 DEFB 0 Character timer 1.
Bandit_Draw_Timer_02 55827 DEFB 0 Character timer 2.
Bandit_Draw_Timer_03 55828 DEFB 0 Character timer 3.
Bandit_Draw_Timer_04 55829 DEFB 0 Character timer 4.
Bandit_Draw_Timer_05 55830 DEFB 0 Character timer 5.
This routine looks at the current character state and routes to the correct subroutine.
Bandit_Draw_Open_Routing 55831 LD HL,55825 A=Bandit_Draw_State_Reference.
55834 LD A,(HL)
55835 DEC A Work out which routine to use based on the current state.
A Routine
1 Bandit_Draw_Open_01
2 Bandit_Draw_Open_02
3 Bandit_Draw_Open_03
4 Bandit_Draw_Open_04
5 Bandit_Draw_Open_05
55836 JR Z,Bandit_Draw_Open_01
55838 DEC A
55839 JR Z,Bandit_Draw_Open_02
55841 DEC A
55842 JR Z,Bandit_Draw_Open_03
55844 DEC A
55845 JR Z,Bandit_Draw_Open_04
55847 JR Bandit_Draw_Open_05
Handle door frame 1 countdown/ transition to door frame 2.
Bandit_Draw_Open_01 55849 LD A,(55826) Decrease Bandit_Draw_Timer_01 by one, return if result is not zero.
55852 DEC A
55853 LD (55826),A
55856 RET NZ
55857 INC (HL) Move onto next character state.
55858 LD A,(55821) Grab the character frame index from Bandit_Draw_Frame_01.
55861 CALL Draw_DoorFrame02 Call Draw_DoorFrame02 and return.
55864 RET
Handle door frame 2 countdown/ transition to door frame 3.
Bandit_Draw_Open_02 55865 LD A,(55827) Decrease Bandit_Draw_Timer_02 by one, return if result is not zero.
55868 DEC A
55869 LD (55827),A
55872 RET NZ
55873 INC (HL) Move onto next character state.
55874 LD A,(55821) Grab the character frame index from Bandit_Draw_Frame_01.
55877 CALL Draw_DoorFrame03 Call Draw_DoorFrame03 and return.
55880 RET
Handle door frame 3 countdown/ transition to door frame 4.
Bandit_Draw_Open_03 55881 LD A,(55828) Decrease Bandit_Draw_Timer_03 by one, return if result is not zero.
55884 DEC A
55885 LD (55828),A
55888 RET NZ
55889 INC (HL) Move onto next character state.
55890 LD A,(55821) Grab the character frame index from Bandit_Draw_Frame_01.
55893 CALL Draw_DoorFrame04 Call Draw_DoorFrame04 and return.
55896 RET
Handles state countdown.
Bandit_Draw_Open_04 55897 LD DE,53303 Call Hit_Detection with a callback to Todo_Door_Reset.
55900 CALL Hit_Detection
55903 LD A,(55829) Decrease Bandit_Draw_Timer_04 by one, return if result is not zero.
55906 DEC A
55907 LD (55829),A
55910 RET NZ
55911 INC (HL) Move onto next character state.
55912 LD A,(55822) Grab the character frame index from Bandit_Draw_Frame_02.
55915 CALL Draw_DoorFrame04 Call Draw_DoorFrame04 and return.
55918 RET
Handles state countdown.
Bandit_Draw_Open_05 55919 LD DE,53312 Call Hit_Detection with a callback to 53312.
55922 CALL Hit_Detection
55925 LD A,(55830) Decrease Bandit_Draw_Timer_05 by one, return if result is not zero.
55928 DEC A
55929 LD (55830),A
55932 RET NZ
55933 INC A Else write $01 to 54014, call Reset___ and return.
55934 LD (54014),A
55937 CALL Reset___
55940 RET
This routine looks at the current character state and routes to the correct subroutine.
Bandit_Draw_Close_Routing 55941 LD HL,55825 A=Bandit_Draw_State_Reference.
55944 LD A,(HL)
55945 DEC A Work out which routine to use based on the current state.
A Routine
1 Bandit_Draw_Close_01
2 Bandit_Draw_Close_02
3 Bandit_Draw_Close_03
4 Bandit_Draw_Close_04
5 Bandit_Draw_Close_05
55946 JR Z,Bandit_Draw_Close_01
55948 DEC A
55949 JR Z,Bandit_Draw_Close_02
55951 DEC A
55952 JR Z,Bandit_Draw_Close_03
55954 DEC A
55955 JR Z,Bandit_Draw_Close_04
55957 JR Bandit_Draw_Close_05
Handles state countdown.
Bandit_Draw_Close_01 55959 LD A,(55826) Decrease Bandit_Draw_Timer_01 by one, return if result is not zero.
55962 DEC A
55963 LD (55826),A
55966 RET NZ
55967 INC (HL) Move onto next character state.
55968 LD A,(55823) Grab the character frame index from Bandit_Draw_Frame_03.
55971 CALL Draw_DoorFrame04 Call Draw_DoorFrame04 and return.
55974 RET
Handles state countdown.
Bandit_Draw_Close_02 55975 LD A,(55827) Decrease Bandit_Draw_Timer_02 by one, return if result is not zero.
55978 DEC A
55979 LD (55827),A
55982 RET NZ
55983 INC (HL) Move onto next character state.
55984 LD A,(55824) Grab the character frame index from Bandit_Draw_Frame_04.
55987 CALL Draw_DoorFrame04 Call Draw_DoorFrame04.
55990 LD A,(55820) Return if Bandit_Draw is zero.
55993 AND A
55994 RET Z
55995 INC A Else write $01 to 54014 and return.
55996 LD (54014),A
55999 RET
Handle door frame 4 countdown/ transition to door frame 3.
Bandit_Draw_Close_03 56000 LD A,(55828) Decrease Bandit_Draw_Timer_03 by one, return if result is not zero.
56003 DEC A
56004 LD (55828),A
56007 RET NZ
56008 INC (HL) Move onto next character state.
56009 LD A,(55824) Grab the character frame index from Bandit_Draw_Frame_04.
56012 CALL Draw_DoorFrame03 Call Draw_DoorFrame03 and return.
56015 RET
Handle door frame 3 countdown/ transition to door frame 2.
Bandit_Draw_Close_04 56016 LD A,(55829) Decrease Bandit_Draw_Timer_04 by one, return if result is not zero.
56019 DEC A
56020 LD (55829),A
56023 RET NZ
56024 INC (HL) Move onto next character state.
56025 LD A,(55824) Grab the character frame index from Bandit_Draw_Frame_04.
56028 CALL Draw_DoorFrame02 Call Draw_DoorFrame02 and return.
56031 RET
Handle door frame 2 countdown/ transition to door frame 1.
Bandit_Draw_Close_05 56032 LD A,(55830) Decrease Bandit_Draw_Timer_05 by one, return if result is not zero.
56035 DEC A
56036 LD (55830),A
56039 RET NZ
56040 CALL Draw_DoorFrame1 Call Draw_DoorFrame1 (i.e. no character/ door is shut).
56043 CALL Reset___ Call Reset___ and return.
56046 RET
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