mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-06-01 12:41:35 +00:00
179 lines
2.5 KiB
ArmAsm
179 lines
2.5 KiB
ArmAsm
; Nuts
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; also end sprites to 3d
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;
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; by deater (Vince Weaver) <vince@deater.net>
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.include "../zp.inc"
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.include "../hardware.inc"
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.include "../qload2.inc"
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mod7_table = $1c00
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div7_table = $1d00
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hposn_low = $1e00
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hposn_high = $1f00
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nuts_start:
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;=====================
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; initializations
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;=====================
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;===================
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; Load graphics
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;===================
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load_loop:
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bit SET_GR
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bit HIRES
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bit FULLGR
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bit PAGE1
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lda #0
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jsr hgr_page1_clearscreen
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jsr hgr_page2_clearscreen
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bit PAGE2
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; fc logo
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lda #<fc_iipix_data
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sta zx_src_l+1
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lda #>fc_iipix_data
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sta zx_src_h+1
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lda #$60
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jsr zx02_full_decomp
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lda #0
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sta COUNT
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sta DRAW_PAGE
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ship_sprite_loop:
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lda #$60
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jsr hgr_copy
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ldx COUNT
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lda ship_coords_x,X
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cmp #$FF
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beq done_ship_sprite_loop
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sta SPRITE_X
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lda ship_coords_y,X
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sta SPRITE_Y
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lda ship_size,X
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tax
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lda ship_lookup_low,X
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sta INL
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lda ship_lookup_high,X
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sta INH
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jsr hgr_draw_sprite_big
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lda DRAW_PAGE
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beq ship_sprite_flip
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lda #0
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sta DRAW_PAGE
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bit PAGE2
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jmp done_ship_sprite_flip
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ship_sprite_flip:
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lda #$20
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sta DRAW_PAGE
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bit PAGE1
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done_ship_sprite_flip:
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; jsr wait_until_keypress
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inc COUNT
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bne ship_sprite_loop ; bra
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done_ship_sprite_loop:
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bit PAGE1
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lda #50
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jsr wait_irq
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; clear to white
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lda #$ff
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jsr hgr_page1_clearscreen
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lda #50
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jsr wait_irq
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; nuts4 logo
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lda #<nuts4_data
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sta zx_src_l+1
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lda #>nuts4_data
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sta zx_src_h+1
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lda #$20
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jsr zx02_full_decomp
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lda #150 ; 3s
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jsr wait_irq
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lda #150 ; 3s
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jsr wait_irq
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nuts_done:
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rts
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.align $100
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.include "../wait_keypress.s"
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.include "../zx02_optim.s"
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; .include "../hgr_table.s"
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.include "../hgr_clear_screen.s"
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.include "hgr_sprite_big.s"
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.include "../hgr_copy_fast.s"
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; wait A * 1/50s
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wait_irq:
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; lda #50
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sta IRQ_COUNTDOWN
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wait_irq_loop:
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lda IRQ_COUNTDOWN
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bne wait_irq_loop
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rts
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fc_iipix_data:
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.incbin "graphics/fc_iipix.hgr.zx02"
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nuts4_data:
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.incbin "graphics/nuts4.hgr.zx02"
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.include "graphics/ship_sprites.inc"
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ship_coords_x:
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.byte 28, 28, 28, 27, 26, 25, 24
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.byte 23, 22, 21, 20, 19, 18
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.byte 16, 14, 12, 10, 7, 3, 0,$FF
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ship_coords_y:
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.byte 91, 97 ,103,109,111,112,112
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.byte 109,109,109,108,107,106
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; .byte 112,113,110,108,107,106
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.byte 96, 96, 92, 85, 77, 68,59
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; .byte 102,101, 95, 85, 77, 68,59
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ship_size:
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.byte 0,0,0,0,0,0,0
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.byte 1,1,1,1,1,1
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.byte 2,2,2,2,2,2,2
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ship_lookup_low:
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.byte <small_ship_sprite,<medium_ship_sprite,<large_ship_sprite
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ship_lookup_high:
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.byte >small_ship_sprite,>medium_ship_sprite,>large_ship_sprite
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