2020-09-17 03:30:12 +00:00
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; Monkey Title
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; by deater (Vince Weaver) <vince@deater.net>
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; Zero Page
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.include "zp.inc"
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.include "hardware.inc"
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.include "common_defines.inc"
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2020-09-17 05:12:40 +00:00
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music_start = $4800
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2020-09-17 03:30:12 +00:00
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title_start:
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;===================
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; init screen
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jsr TEXT
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jsr HOME
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bit KEYRESET
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bit SET_GR
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bit PAGE0
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bit LORES
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2020-09-17 05:12:40 +00:00
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bit FULLGR
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lda #0
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sta clear_all_color+1
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jsr clear_all
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2020-09-17 03:30:12 +00:00
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lda #0
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sta ANIMATE_FRAME
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sta FRAMEL
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sta FRAMEH
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2020-09-17 05:12:40 +00:00
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sta DRAW_PAGE
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sta DISP_PAGE
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setup_music:
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; decompress music
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lda #<theme_lzsa
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sta LZSA_SRC_LO
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lda #>theme_lzsa
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sta LZSA_SRC_HI
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lda #$48 ; load to page $4800
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jsr decompress_lzsa2_fast
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jsr mockingboard_detect
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2020-09-17 03:30:12 +00:00
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title_loop:
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;====================================
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; load LF logo
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;====================================
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2020-09-17 05:12:40 +00:00
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lda #<logo_lzsa
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sta LZSA_SRC_LO
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lda #>logo_lzsa
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sta LZSA_SRC_HI
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lda #$c ; load to page $c00
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jsr decompress_lzsa2_fast
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2020-09-17 03:30:12 +00:00
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jsr gr_copy_to_current
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logo_loop:
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; lda GUYBRUSH_X
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; sta XPOS
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; lda GUYBRUSH_Y
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; sta YPOS
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; lda #<guybrush_back_sprite
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; sta INL
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; lda #>guybrush_back_sprite
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; sta INH
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; jsr put_sprite_crop
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; jsr page_flip
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;====================================
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; inc frame count
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;====================================
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inc FRAMEL
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bne room_frame_no_oflo
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inc FRAMEH
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room_frame_no_oflo:
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jsr wait_until_keypressed
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2020-09-17 05:12:40 +00:00
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;====================================
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; load LF logo
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;====================================
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lda #<title_lzsa
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sta LZSA_SRC_LO
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lda #>title_lzsa
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sta LZSA_SRC_HI
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lda #$c ; load to page $c00
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jsr decompress_lzsa2_fast
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jsr gr_copy_to_current
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jsr wait_until_keypressed
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;==========================
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; turn off music
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;==========================
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sei ; clear interrupts
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jsr clear_ay_both
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2020-09-17 03:30:12 +00:00
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;==========================
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; load main program
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;==========================
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lda #LOAD_MONKEY
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sta WHICH_LOAD
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rts
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;==========================
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; includes
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;==========================
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; level graphics
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2020-09-17 05:12:40 +00:00
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.include "graphics_intro/title_graphics.inc"
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2020-09-17 03:30:12 +00:00
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; .include "end_level.s"
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; .include "text_print.s"
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.include "gr_offsets.s"
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2020-09-17 05:12:40 +00:00
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.include "gr_fast_clear.s"
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2020-09-17 03:30:12 +00:00
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; .include "keyboard.s"
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.include "gr_copy.s"
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; .include "gr_putsprite_crop.s"
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; .include "joystick.s"
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; .include "gr_pageflip.s"
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2020-09-17 05:12:40 +00:00
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.include "decompress_fast_v2.s"
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2020-09-17 03:30:12 +00:00
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; .include "draw_pointer.s"
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; .include "common_sprites.inc"
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; .include "guy.brush"
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; .include "monkey_actions.s"
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; .include "update_bottom.s"
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2020-09-17 05:12:40 +00:00
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.include "ym_play.s"
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.include "interrupt_handler.s"
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.include "mockingboard.s"
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2020-09-17 03:30:12 +00:00
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wait_until_keypressed:
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lda KEYPRESS
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2020-09-17 05:12:40 +00:00
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bpl wait_until_keypressed
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2020-09-17 03:30:12 +00:00
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bit KEYRESET
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|
rts
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2020-09-17 05:12:40 +00:00
|
|
|
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; music is compressed
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|
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; decompressed it is 30720 bytes
|
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|
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; we decompress to $4800
|
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|
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; so total size of our code can't be biggr than $2800 = 10k
|
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theme_lzsa:
|
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.incbin "music/theme.lzsa"
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