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CPCMix_Menu.asm
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CPCMix_Menu.asm
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; big'o'full à revoir !
; ---------------------------------------------------------------------------------
; - CPC Mix Menu - $VER 2.1 - (c) 2008-2022 Megachur
; ---------------------------------------------------------------------------------
nolist
; ---------------------------
; @todo -
; ---------------------------
read "../include/macro/macro_ASM.asm"
; ---------------------------
begin_menu equ #4000
; USE_COMPACTER equ 1
; DEBUG equ 1
; TODO equ 1
SAVE_FILE equ 1
; ---------------------------
org begin_menu-#1c ; #1c = start_player-start_player_in_memory
IFDEF SAVE_FILE
;; write direct "a:CPCMIX.",start_player_in_memory
write "CPCMIX."
ELSE
run start_player_in_memory
ENDIF
; ---------------------------
;write direct -1,-1,#C5
; ---------------------------
; ---------------------------
start_player_in_memory:
; ---------------------------
di
ld hl,start_player
ld de,#0100
ld bc,end_player-start_player
ldir
ld bc,#7fc5
out (c),c
ld hl,#0100
ld de,start_player
ld bc,end_player-start_player
ldir
; ---------------------------
start_player
; ---------------------------
call vbl_wait
ld a,(#a700) ; get AMSDOS current drive number (0=A; 1=B)
and %00000011
call fdc_set_drive_number
add a,65
ld (music_insert_disk_drive_text),a
xor a
ld (current_music_end),a
ld (current_menu_item_idx),a
ld (psg_sound_reset_di),a ; disable lbca7 di/ei
ld (psg_sound_reset_ei),a
call fdc_set_drive_head_number ; a = 0
ld sp,#0000
next_music
di
ld hl,#0038
ld (hl),#c3
inc hl
ld (hl),z80_int
inc hl
ld (hl),z80_int/#100
call psg_sound_reset ; lbca7
ld bc,#7f00+%10011100+2 ; Set Interrupt and Upper/Lower rom area disable + mode 2
out (c),c
xor a ; Set colors to black
out (c),a
ld c,#54
out (c),c
inc a
out (c),a
out (c),c
ld a,#10
out (c),a
out (c),c
ld hl,CRTC_SCREEN_ADDRESS
ld (crtc_regs_value+11),hl
ld hl,crtc_regs_value
call set_crtc_regs
ld hl,draw_freq_spectrum_analyzer_first_address
ld (draw_spectrum_analyzer_call_draw),hl
ld hl,draw_spectrum_analyzer_first_address_table
ld (draw_spectrum_analyzer_address),hl
ld hl,SCREEN_FIRST_ADDRESS
ld (print_screen_address),hl
ld de,SCREEN_FIRST_ADDRESS+1
ld bc,#3fff
ld (hl),#00
ldir
call vbl_wait
call keyboard_init_scan
ld bc,#7f01
out (c),c
ld a,#4b
out (c),a
ei
;
; load next file !
;
call print_intro_text
load_current_music_index
call navigation_menu
current_music_end equ $+1
ld a,0
inc a
jr nz,load_current_music_index_next
call navigation_menu_down
jp load_current_music_selected_next
load_current_music_index_next
inc a
jr nz,navigation_menu_loop
call navigation_menu_up
jp load_current_music_selected_next
; ---------------------------
navigation_menu_loop
; ---------------------------
call vbl_wait
ld a,(keyboard_a_key_pressed)
or a
jr z,navigation_menu_loop ; no key pressed ?
first_loop_tempo equ $+1
ld a,5
dec a
ld (first_loop_tempo),a
jr nz,navigation_menu_loop
ld a,5
ld (first_loop_tempo),a
ld a,(keyboard_line_press+keyboard_line_0)
bit KEY_UP,a
jr z,not_key_up
call navigation_menu_up
jr navigation_menu_loop
not_key_up
bit KEY_DOWN,a
jr z,not_key_down
call navigation_menu_down
jr navigation_menu_loop
not_key_down
ld a,(keyboard_line_press+keyboard_line_5)
bit KEY_SPACE,a
jr z,not_key_space
ld hl,(current_menu_item)
ld a,(hl)
or a
jr z,refresh_directory
jr load_current_music_selected_next
not_key_space
ld a,(keyboard_line_press+keyboard_line_2)
bit KEY_RETURN,a
jr z,navigation_menu_loop
refresh_directory
ld hl,refresh_directory_loop_wait_count
ld (hl),#03
refresh_directory_loop
ld hl,musics_list_on_current_disk
ld (current_menu_item),hl
xor a
ld (current_menu_item_idx),a
call cpcmix_load_directory
or a
jr z,refresh_directory_ok
; cp 1 ; disk missing
call check_Load_Error
refresh_directory_loop_wait_count equ $+1
ld a,#00
dec a
jr nz,refresh_directory_loop
call PRINT_LINE_BLANK
jr navigation_menu_loop
refresh_directory_ok
call PRINT_LINE_BLANK
load_current_music_selected_next
xor a
ld (load_current_music_selected_wait_count),a
load_current_music_selected_ok
load_current_music_selected_wait_count equ $+1
ld a,#00
inc a
ld (load_current_music_selected_wait_count),a
cp #03
jr nz,load_current_music_selected_load_ok
jr refresh_directory
load_current_music_selected_load_ok
xor a
ld (current_music_end),a
current_menu_item equ $+1
ld hl,musics_list_on_current_disk
ld a,(hl)
or a ; end of file_list
jr nz,load_current_music_selected_valid
ld hl,musics_list_on_current_disk
ld (current_menu_item),hl
jp load_current_music_index
load_current_music_selected_valid
call load_current_music_selected
ld a,(load_error_value)
inc a ; cp #ff
jp z,load_current_music_index
dec a ; or a
jr nz,load_current_music_selected_ok
; print music name/year/publisher/author and additional commentary
; check if tag "Megachur" is at the right place to ensure that it's good music data after !
ld hl,MUSIC_LOAD+INDEX_MEGACHUR
ld de,text_Megachur
Megachur_check_continue
ld a,(de)
or a
jr z,Megachur_check_ok
cp (hl)
jr nz,Megachur_check_fails
inc hl
inc de
jr Megachur_check_continue
Megachur_check_fails
; rst 0
ld hl,text_not_musicfile
call print_text
ld hl,MUSICS_LIST_ON_CURRENT_DISK_END-FILENAME_LENGTH
ld bc,(current_menu_item)
and a ; reset carry
sbc hl,bc
ld b,h
ld c,l
ld hl,FILENAME_LENGTH
ld de,(current_menu_item)
add hl,de
ldir
ld b,100
Megachur_check_fails_wait
push bc
call vbl_wait
pop bc
djnz Megachur_check_fails_wait
jp next_music
Megachur_check_ok
di
ld hl,#c9fb
ld (#0038),hl
ld hl,l0000
ld de,#0000
ld bc,l0000_end-l0000
ldir
ei
; check that screen address = #c000 is free or disable writing char
ld a,(file_nbentry)
or a
jr z,file_loaded_is_not_to_long
ld c,0
ld hl,file_block_table
count_number_of_extended_block
ld a,(hl)
inc hl
or a
jr z,no_more_extended_block
inc c
jr count_number_of_extended_block
no_more_extended_block
ld a,c
and #0f ; only #3c00 long available !!!
ld (no_more_extended_block_restore_nb),a
ld hl,screen_first_address
push hl
push af
ld de,file_temp_memory_adr_save
;
; copy extended block to file_temp_memory_adr_save = #0400
;
move_memory
ld bc,#0400
ldir
dec a
jr nz,move_memory
pop af
pop hl
ld d,h
ld e,l
clear_move_memory
inc de
ld (hl),#00
ld bc,#0400-1
ldir
inc hl
dec a
jr nz,clear_move_memory
file_loaded_is_not_to_long
call PRINT_LINE_BLANK
ld hl,MUSIC_HEADER_LENGTH
ld bc,(MUSIC_LOAD)
add hl,bc
ld (music_address_begin),hl
ld hl,(MUSIC_LOAD+INDEX_MUSIC_INFO)
; ld bc,(MUSIC_LOAD)
and a ; reset carry
sbc hl,bc
ld bc,MUSIC_HEADER_LENGTH
and a ; reset carry
sbc hl,bc
ld (length_of_music_withoutcomment),hl
add hl,bc
ld a,(file_nbentry)
or a
jr z,find_information_in_first_16ko
ld de,file_temp_memory_adr_save-#4000 ; warning if comment is cut (first in #7fff then #0400)
jr find_information
find_information_in_first_16ko
ld de,MUSIC_LOAD
find_information
add hl,de
;
; music name (year) (publisher) (author)
;
call print_text
call print_text_CRx2
;
; additional commentary
;
ld a,(hl)
or a
jr nz,comments
ld hl,text_no_comment
comments
call print_text
call print_text_CRx2
;
; Date rip
;
ld hl,text_music_rip
call print_text
ld hl,text_music_date_rip
call print_text
ld a,(MUSIC_LOAD+INDEX_MUSIC_DATE_RIP_DAY)
call print_number_direct
ld a,"/"
call print_char
ld a,(MUSIC_LOAD+INDEX_MUSIC_DATE_RIP_MONTH)
call print_number_direct
ld a,"/"
call print_char
ld a,(MUSIC_LOAD+INDEX_MUSIC_DATE_RIP_YEAR)
call print_number_direct
ld a,(MUSIC_LOAD+INDEX_MUSIC_DATE_RIP_YEAR+1)
call print_number_direct
call print_text_CRx2
;
; music address (begin, play, init, stop, end, length)
;
ld hl,(MUSIC_LOAD+INDEX_MUSIC_REAL_ADR)
ld (Hexa_Number_To_Print),hl
ld hl,text_music_real_adr
call print_text
call print_hexa_number
ld hl,(MUSIC_LOAD+INDEX_INIT_MUSIC)
ld (call_init_music_adr),hl
ld hl,(MUSIC_LOAD+INDEX_REAL_INIT_MUSIC)
ld (Hexa_Number_To_Print),hl
ld hl,text_init_music
call print_text
call print_hexa_number
ld hl,(MUSIC_LOAD+INDEX_PLAY_MUSIC)
ld (call_play_music_adr),hl
ld hl,(MUSIC_LOAD+INDEX_REAL_PLAY_MUSIC)
ld (Hexa_Number_To_Print),hl
ld hl,text_play_music
call print_text
call print_hexa_number
ld hl,(MUSIC_LOAD+INDEX_STOP_MUSIC)
ld (Hexa_Number_To_Print),hl
ld hl,text_stop_music
call print_text
call print_hexa_number
ld hl,(MUSIC_LOAD+INDEX_MUSIC_END)
ld (Hexa_Number_To_Print),hl
ld hl,text_music_end
call print_text
call print_hexa_number
ld hl,(length_of_music_withoutcomment)
ld (Hexa_Number_To_Print),hl
ld hl,text_music_length
call print_text
call print_hexa_number
call print_text_CRx2
ld hl,(MUSIC_LOAD+INDEX_MUSIC_END)
ld (music_end_address),hl
ld a,(MUSIC_LOAD+INDEX_LAST_THEME)
ld (current_music_max_theme),a
ld a,(MUSIC_LOAD+INDEX_FIRST_THEME)
ld (current_music_first_theme),a
call display_current_theme
call print_intro_text
;
; copy screen to MEMORY_BANK3
;
ld de,#4000
ld hl,move_function_memory_adr
ld (hl),#01
inc hl
ld (hl),MEMORY_BANK3
inc hl
ld (hl),#7f
inc hl
ld (hl),#ed
inc hl
ld (hl),#49
inc hl
ld (hl),#21
inc hl
ld (hl),SCREEN_FIRST_ADDRESS
inc hl
ld (hl),SCREEN_FIRST_ADDRESS/#100
inc hl
ld (hl),#01
inc hl
ld (hl),#4000
inc hl
ld (hl),#4000/#100
inc hl
ld (hl),#ed
inc hl
ld (hl),#b0
inc hl
ld (hl),#c3
inc hl
ld (hl),l0000_bank_5
inc hl
ld (hl),l0000_bank_5/#100
call move_function_memory_adr
;
; check that screen address = #c000 is free
; move memory if necessary
;
ld a,(file_nbentry)
or a
jr z,file_loaded_is_not_to_long_restore
no_more_extended_block_restore_nb equ $+1
ld a,#00
ld hl,file_temp_memory_adr_save
ld de,SCREEN_FIRST_ADDRESS
move_memory_restore
ld bc,#400
ldir
dec a
jr nz,move_memory_restore
file_loaded_is_not_to_long_restore
ld hl,(music_address_begin)
ld bc,SCREEN_FIRST_ADDRESS
and a ; reset carry
sbc hl,bc
jr nc,music_adrbegin_sup_c000
; begin < #c000
ld hl,(music_address_begin)
ld bc,(length_of_music_withoutcomment)
add hl,bc
ld bc,SCREEN_FIRST_ADDRESS
and a ; reset carry
sbc hl,bc
jr nc,music_adrend_sup_c000
; end < #c000
; ld hl,SCREEN_FIRST_ADDRESS
ld h,b
ld l,c
; ld a,CRTC_SCREEN_ADDRESS/#100 ; already set at next_music !
; ld (crtc_regs_value+12),a
jr copy_file_memory_to_right_place
music_adrend_sup_c000
ld hl,(music_address_begin)
ld bc,SCREEN_SECOND_ADDRESS
and a ; reset carry
sbc hl,bc
jr nc,music_adrbegin_sup_8000
music_adrbegin_sup_c000
; begin > #c000
ld hl,(music_address_begin)
ld bc,(length_of_music_withoutcomment)
add hl,bc
ld bc,SCREEN_FIRST_ADDRESS
and a ; reset carry
sbc hl,bc
jr c,music_adrend_sup_8000
; end < #8000
ld a,(print_screen_address+1)
add #c0
ld (print_screen_address+1),a
ld hl,draw_freq_spectrum_analyzer_second_address
ld (draw_spectrum_analyzer_call_draw),hl
ld hl,draw_spectrum_analyzer_second_address_table
ld (draw_spectrum_analyzer_address),hl
ld a,SCREEN_CRTC_2ND_ADDRESS/#100
ld (crtc_regs_value+12),a
ld hl,SCREEN_SECOND_ADDRESS
jr copy_file_memory_to_right_place
music_adrbegin_sup_8000
music_adrend_sup_8000
ld a,(print_screen_address+1)
add #40
ld (print_screen_address+1),a
ld hl,draw_freq_spectrum_analyzer_third_address
ld (draw_spectrum_analyzer_call_draw),hl
ld hl,draw_spectrum_analyzer_third_address_table
ld (draw_spectrum_analyzer_address),hl
ld a,#01
ld (screen_third_activate),a
ld a,SCREEN_CRTC_3RD_ADDRESS/#100
ld (crtc_regs_value+12),a
ld hl,SCREEN_THIRD_ADDRESS+MINIMUM_PRESERVE_MEMORY_LENGTH
copy_file_memory_to_right_place
ld (screen_address_selected),hl
music_address_begin equ $+1
ld hl,0 ;(MUSIC_LOAD)+MUSIC_HEADER_LENGTH
ld de,MUSIC_LOAD+MUSIC_HEADER_LENGTH
ld a,e ; MUSIC_LOAD+MUSIC_HEADER_LENGTH
cp l
jr nz,music_adr_ko
ld a,d ; MUSIC_LOAD+MUSIC_HEADER_LENGTH/#100
cp h
jp z,music_load_memory_last
music_adr_ko
ex de,hl
push hl
; ld hl,MUSIC_LOAD+MUSIC_HEADER_LENGTH
ld b,d
ld c,e ; (MUSIC_LOAD)
and a ; reset carry
sbc hl,bc
length_of_music_withoutcomment equ $+1
ld bc,0 ;(MUSIC_LOAD+index_EOF_LENGTH)
jr nc,music_load_memory_ldir
dec bc
pop hl
add hl,bc
ex de,hl
add hl,bc
ex de,hl
inc bc
call lddr_music
jr music_load_memory_last
music_load_memory_ldir
pop hl
call ldir_music
;
; check that screen address = #c000 is free
;
music_load_memory_last
screen_address_selected equ $+1
ld de,#0
ld hl,move_function_memory_adr
ld (hl),#01
inc hl
ld (hl),MEMORY_BANK3
inc hl
ld (hl),#7f
inc hl
ld (hl),#ed
inc hl
ld (hl),#49
inc hl
ld (hl),#21
inc hl
ld (hl),#4000
inc hl
ld (hl),#4000/#100
screen_third_activate equ $+1
ld a,0
dec a
jr nz,screen_third_not_activate
ld (screen_third_activate),a
dec hl
ld (hl),#4000+MINIMUM_PRESERVE_MEMORY_LENGTH
inc hl
ld (hl),#4000+MINIMUM_PRESERVE_MEMORY_LENGTH/#100
screen_third_not_activate
inc hl
ld (hl),#01
inc hl
ld (hl),#4000-MINIMUM_PRESERVE_MEMORY_LENGTH
inc hl
ld (hl),#4000-MINIMUM_PRESERVE_MEMORY_LENGTH/#100 ; preserve stack or before #0038
inc hl
ld (hl),#ed
inc hl
ld (hl),#b0
inc hl
ld (hl),#c3
inc hl
ld (hl),l0000_bank_5
inc hl
ld (hl),l0000_bank_5/#100
call move_function_memory_adr
;
; music_adr_ok and screen_ok
;
ld hl,crtc_regs_value
call set_crtc_regs
ld hl,text_music_timer_count_first
call print_text
ld hl,text_spectrum_analyzer
call print_text
ld a,(print_psg_values)
cp #21
jr nz,not_print_text_psg_values
ld hl,text_psg_values
call print_text
not_print_text_psg_values
current_music_first_theme equ $+1
ld a,0
call change_current_theme
ei
;-------------------------------------------------------------------------------
play_music_vbl_wait
;-------------------------------------------------------------------------------
call vbl_wait
call call_play_music
or a
jr nz,not_current_theme_end
call change_theme_inc
not_current_theme_end
call read_print_psg_values
call draw_spectrum_analyzer
call time_counter
ld hl,text_music_timer_count
call print_text
ld a,(time_counter_hour)
call print_number_direct
ld a,":"
call print_char
ld a,(time_counter_minute)
call print_number_direct
ld a,":"
call print_char
ld a,(time_counter_second)
call print_number_direct
ld bc,#f407 ; Joe Blade 3 player set the port A to output so we have to reset it here before keyboard_scan !
out (c),c
ld b,#f6
in a,(c)
or #c0
out (c),a
and #3f
out (c),a
inc b ; b = #f7
ld c,%10010010
out (c),c
dec b ; b = #f6
or #40
out (c),a
ld b,#f4
in a,(c)
res 6,a ; 0x40 - set ay.iOA to input !
ld bc,#f700+%10000010
out (c),c
ld bc,#f407
out (c),c
ld c,a
ld b,#f6
in a,(c)
or #c0
out (c),a
and #3f
out (c),a
ld b,#f4
out (c),c
ld b,#f6
ld c,a
or #80
out (c),a
out (c),c
call keyboard_scan
ld a,(keyboard_a_key_pressed)
or a
jp z,test_key_end ; no key pressed
tempo equ $+1
ld a,5
dec a
ld (tempo),a
jp nz,test_key_end
ld a,5
ld (tempo),a
ld a,(keyboard_line_press+keyboard_line_8)
bit KEY_ESC,a
jp nz,next_music
test_key_space ; load and play next music
ld a,(keyboard_line_press+keyboard_line_5)
bit KEY_SPACE,a
jr z,test_key_left
ld hl,current_music_end
ld (hl),#ff
test_key_left ; play the previous theme of the current music
ld a,(keyboard_line_press+keyboard_line_1)
bit KEY_LEFT,a
jr z,test_key_right
call change_theme_dec
test_key_right
;
; play the next theme of the current music
; if it is the last theme of the current music
; and
; if the music loop is disable
; then load and play next music (same as press "space")
; else play first theme of the current music
;
ld a,(keyboard_line_press+keyboard_line_0)
bit KEY_RIGHT,a
jr z,test_key_r
call change_theme_inc
test_key_r
;
; en/disable music loop
;
ld a,(keyboard_line_press+keyboard_line_6)
bit KEY_R,a
jr z,test_key_f
ld a,(set_music_loop_test)
xor #ff
ld (set_music_loop_test),a
or a
jr z,clear_text_music_repeat
ld hl,text_music_repeat
jr print_text_music_repeat_end
clear_text_music_repeat
ld hl,text_music_repeat_clear
print_text_music_repeat_end
call print_text
test_key_f
;
; en/disable a duration of only three minutes of the theme of the music
;
ld a,(keyboard_line_press+keyboard_line_6)
bit KEY_F,a
jr z,test_key_p
ld a,(force_currentmusic_duration_active)
xor #01
ld (force_currentmusic_duration_active),a
or a
jr z,clear_text_music_force_end
ld hl,text_music_force_end
jr print_text_music_force_end_end
clear_text_music_force_end
ld hl,text_music_force_end_clear
print_text_music_force_end_end
call print_text
call set_force_currentmusic_duration_timer
test_key_p
;
; activate display of PSG registers
; disable the display of spectrum analyzer
;
ld a,(keyboard_line_press+keyboard_line_3)
bit KEY_P,a
jr z,test_key_s
ld hl,draw_spectrum_analyzer
ld (hl),#c9
ld hl,print_psg_values
ld (hl),#21
ld hl,text_psg_values
call print_text
test_key_s
;
; activate the display of spectrum analyzer
; disable display of PSG registers
;
ld a,(keyboard_line_press+keyboard_line_7)
bit key_s,a
jr z,test_key_end
ld hl,print_psg_values
ld (hl),#c9
ld hl,draw_spectrum_analyzer
ld (hl),#cd
test_key_end
force_currentmusic_duration_active equ $+1
ld a,0
or a
jr z,no_force_currentmusic_duration
ld hl,time_counter_frame+2
ld a,(hl)
force_currentmusic_duration_counter equ $+1
cp FORCE_CURRENTMUSIC_DURATION
jr nz,test_inactivity_of_music
dec hl
ld a,(hl)
force_currentmusic_duration_counter_secs equ $+1
cp 0
jr nz,test_inactivity_of_music
dec hl
ld a,(hl)
force_currentmusic_duration_counter_frame equ $+1
cp 0
call z,change_theme_inc
;
test_inactivity_of_music
;
; test inactivity of music every second !
;
ld hl,(read_psg_value+8)
last_psg_value8 equ $+1
ld de,0
ld (last_psg_value8),hl
ld a,h
cp d
jr nz,reset_psg_value_same_as_last_vbl
ld a,l
cp e
jr nz,reset_psg_value_same_as_last_vbl
ld a,(read_psg_value+10)
last_psg_value10 equ $+1
ld b,0
ld (last_psg_value10),a
cp b
jr nz,reset_psg_value_same_as_last_vbl
ld hl,(read_psg_value+0)
last_psg_value0 equ $+1
ld de,0
ld (last_psg_value0),hl
ld a,h
cp d
jr nz,reset_psg_value_same_as_last_vbl
ld a,l
cp e
jr nz,reset_psg_value_same_as_last_vbl
ld hl,(read_psg_value+2)
last_psg_value2 equ $+1
ld de,0
ld (last_psg_value2),hl
ld a,h
cp d
jr nz,reset_psg_value_same_as_last_vbl
ld a,l
cp e
jr nz,reset_psg_value_same_as_last_vbl
ld hl,(read_psg_value+4)
last_psg_value4 equ $+1
ld de,0