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prog.asm
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prog.asm
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DEVICE ZXSPECTRUM128
SLDOPT COMMENT WPMEM, LOGPOINT, ASSERTION
org $7000
DEMO_INIT:
ei
ld a, 01000000b ; attrib data
ld ($5C8D), a
call 3503
; set border color
xor a ; ld a, 0
out (254), a
; some initialization
di
ld sp, STACK_SPACE_END ; relocate SP to uncontended ram
; set vector table high byte
ld a, $80
ld i, a
; set 257 bytes to $81 starting at $5B00 for interrupt vector table
ld hl, $8000
ld de, $8000+1
ld a, $81
ld (hl), a
ld bc, 256
ldir
; plasma partial precalc
call plasma.precalc_sine
ld a, 3 ; 256*3
ld (plasma.PrecalcScaledSine.smc_initial_increment), a
ld (plasma.PrecalcScaledSine.smc_sp_increment), a
ld a, 32
ld (plasma.PrecalcScaledSine.smc_singen_offset), a
call plasma.precalc_sine2
ld a, 0
call paging.set_bank
; preparar
call PART1_SINSCROLLER
call UpdateTextScroller
call DrawLogoStripes
;halt
ld a, 01000111b
ld b, 64
ld hl, $5800
call FillAttribLine ;64
call FillAttribLine ;320
ld a, 01000111b
call FillAttribLine ;576
ld b, 256-64
call FillAttribLine ;768
; init audio
CALL AUDIO_PLAYER
; interrupt mode 2
im 2
ei
; jp DEMO_START
;DEMO_START:
.sinloop
call PART1_SINSCROLLER.loop
ld a, (GLOBAL_TIMER+1)
cp 1 ;cp 3
jr nz, .sinloop
ld a, (GLOBAL_TIMER)
cp 224-22+20
jr nz, .sinloop
ld hl, FadeoutScroller
ld (DEMO_ISR.extra_call_addr), hl
.sinloop_fade
call PART1_SINSCROLLER.loop
ld a, (GLOBAL_TIMER+1)
cp 1 ;cp 3
jr nz, .sinloop_fade
ld a, (GLOBAL_TIMER)
cp 224+28-22+22
jr nz, .sinloop_fade
ld hl, DUMMY
ld (DEMO_ISR.extra_call_addr), hl
; plasma goes here
; clear screen
; call paging.toggle_screen
ld a, 7
call paging.set_bank
; clear
ld hl, $C000
ld de, $4000
ld bc, $1800
ldir
; rest of precalc
call screen_y_lut
call plasma.precalc_other_fadein
ld hl, plasma.CopyDither
ld (DEMO_ISR.extra_call_addr), hl
; plasma variant 2
call plasma.init
halt
ld (plasma.full_loop.ix), ix
ld (plasma.full_loop.iy), iy
ld a, 1
;out (254), a
ld d, 01000011b ;01001111b ; attrib data
ld e, d
ld hl, $5B00
call fast_attrib_fill
ld b, 170-32-3
.plasma_loop1
push bc
ld a, 4
call paging.set_bank
call plasma.full_loop
pop bc
djnz .plasma_loop1
ld hl, plasma.ClearDither
ld (DEMO_ISR.extra_call_addr), hl
ld b, 32
.plasma_loop4
push bc
ld a, 4
call paging.set_bank
call plasma.full_loop
pop bc
djnz .plasma_loop4
ld hl, DUMMY
ld (DEMO_ISR.extra_call_addr), hl
halt
ld d, 0 ; attrib data
ld e, d
ld hl, $5B00
call fast_attrib_fill
call plasma.precalc_other
ld a, 3 ; 256*3
ld (plasma.PrecalcScaledSine.smc_initial_increment), a
ld a, 2
ld (plasma.PrecalcScaledSine.smc_sp_increment), a
ld a, 40
ld (plasma.PrecalcScaledSine.smc_singen_offset), a
ld hl, trig.sintable_craziest
ld (plasma.PrecalcScaledSine.smc_sintable), hl
call plasma.precalc_sine
ld hl, plasma.loop_calc.ixiy_increment_four
ld (plasma.loop_calc.smc_increment_call), hl
ld hl, trig.sintable_crazy2
ld (plasma.full_loop.iy), hl
ld a, 6
call paging.set_bank
call plasma.full_loop
halt
ld a, 1
out (254), a
ld d, 01001111b ; attrib data
ld e, d
ld hl, $5B00
call fast_attrib_fill
;ld hl, DUMMY;plasma.ChangeColor
;ld (DEMO_ISR.extra_call_addr), hl
ld b, 170
.plasma_loop3
push bc
ld a, 6
call paging.set_bank
call plasma.full_loop
pop bc
djnz .plasma_loop3
ld hl, plasma.loop_calc.ixiy_increment_two
ld (plasma.loop_calc.smc_increment_call), hl
ld ix, plasma.ScaledSin+45
ld iy, plasma.SineAdjusted
halt
ld (plasma.full_loop.ix), ix
ld (plasma.full_loop.iy), iy
ld a, 3
out (254), a
ld d, 01011110b ; attrib data
ld e, d
ld hl, $5B00
call fast_attrib_fill
ld b, 170-4
.plasma_loop2
push bc
ld a, 4
call paging.set_bank
call plasma.full_loop
pop bc
djnz .plasma_loop2
ld hl, DUMMY
ld (DEMO_ISR.extra_call_addr), hl
halt
xor a
out (254), a
call paging.toggle_screen
; ANIM
call screen_y_lut
halt
call CopyBorderPixels
ei
ld hl, 1111111111111111b
call clear160x160_test
; copy attribs to temp
ld hl, $5800
ld de, BorderAttrib
ld bc, 768
ldir
; vectys precalc
call vectys.precalc
ld a, 7 ; shadow screen
call paging.set_bank
ld d, 00000000b ; attrib data
ld e, d
ld hl, $5B00
call fast_attrib_fill
ld d, 00000000b ; attrib data
ld e, d
ld hl, $DB00
call fast_attrib_fill
; copy pixel data to shadow screen
ld hl, $4000
ld de, $C000
ld bc, 6144
ldir
; copy attrib data! (Normal)
ld hl, BorderAttrib
ld bc, 768
ld de, $5800
ldir
.lockup_preanim
halt
;timercheck
ld a, (GLOBAL_TIMER+1)
cp 8 ;cp 3
jr nz, .lockup_preanim
ld a, (GLOBAL_TIMER)
cp 256-72-32-3
jr nz, .lockup_preanim
; copy attrib data! (fadein)
ld hl, BorderAttrib
ld de, $D800
ld ixl, 768/32
.anim_fadein
ld bc, 32
ldir
halt
halt
halt
dec ixl
jr nz, .anim_fadein
call paging.toggle_screen
ld hl, DecrementDrawtime
ld (DEMO_ISR.extra_call_addr), hl
; ANIM
; set up pointer to pointers
ld ix, ANIM_DATA_POINTERS
ld iy, ANIM_DATA_DELAYS
;ld b, 47
ld b, ANIM_DATA_FRAME_COUNT ; loop iterations = anim frames
call ANIM_PLAY_SEQUENCE
call paging.toggle_screen
; mandatory clear
ld a, 7
call paging.set_bank
ld hl, 1111111111111111b
call clear160x160_test
; loop 2
; set up pointer to pointers
ld ix, ANIM_DATA_POINTERS
ld iy, ANIM_DATA_DELAYS
;ld b, 47
ld b, ANIM_DATA_FRAME_COUNT ; loop iterations = anim frames
call ANIM_PLAY_SEQUENCE
call paging.toggle_screen
; mandatory clear
ld a, 7
call paging.set_bank
ld hl, 1111111111111111b
call clear160x160_test
; set up pointer to pointers
; loop 3 (or so i thought?)
; set up pointer to pointers
ld ix, ANIM_DATA_POINTERS
ld iy, ANIM_DATA_DELAYS
;ld b, 47
ld b, 7 ; loop iterations = anim frames
call ANIM_PLAY_SEQUENCE
call paging.toggle_screen
; set up pointer to pointers
ld a, 3
ld (ANIM_PLAY_SEQUENCE.smc_page), a
ld ix, ANIM_DATA_END_POINTERS
ld iy, ANIM_DATA_END_DELAYS
;ld b, 47
ld b, ANIM_DATA_END_FRAME_COUNT-7 ; loop iterations = anim frames
call ANIM_PLAY_SEQUENCE
.lockup_post_anim
halt
ld a, (GLOBAL_TIMER+1)
cp 11 ;cp 3
jr nz, .lockup_post_anim
ld a, (GLOBAL_TIMER)
cp 256-15
jr nz, .lockup_post_anim
ld l, 188
.cube_loop
push hl
ld h, trig.sintable/256 ;bezier.sine_x/256 :;
ld a, 128
add a, (hl)
sla a
ld l, a
call vectys.main_loop
pop hl
inc l
inc l
;inc l
; angle check
ld a, l
cp 188
jr nz, .cube_loop
push hl
ld hl, BorderTransition
ld (DEMO_ISR.extra_call_addr), hl
ld hl, vectys.translatex_helper
ld (vectys.main_loop.smc_translate_call), hl
pop hl
.cube_loop2
push hl
ld h, trig.sintable/256 ;bezier.sine_x/256 :;
ld a, 128
add a, (hl)
sla a
ld l, a
call vectys.main_loop
pop hl
inc l
inc l
;inc l
; angle check
ld a, l
cp 188
jr nz, .cube_loop2
;push hl
ld hl, DUMMY
ld (DEMO_ISR.extra_call_addr), hl
ld (vectys.main_loop.smc_translate_call), hl
ld hl, SimpleRotationMatrix
ld (vectys.main_loop.call_rotmatrix), hl
ld l, 64
push hl
call vectys.main_loop
pop hl
push hl
call vectys.main_loop
pop hl
halt
halt
halt
halt
;pop hl
.cube_loop3
push hl
call vectys.main_loop
pop hl
dec l
dec l
;inc l
; timercheck
ld a, (GLOBAL_TIMER+1)
cp 15
jr nz, .cube_loop3
ld a, (GLOBAL_TIMER)
and 11111110b
cp 256-6
jr nz, .cube_loop3
; not cube
ld hl, vectys.tetra
ld de, vectys.current
ld bc, vectys.current.end-vectys.current
ldir
ld hl, vectys.vertices_rotated-vectys.tetrahedron.vertices
ld (vectys.main_loop.smc_rotminusvert), hl
ld a, 46;24 ; 24
ld (vectys.main_loop.smc_scale), a
;gracefully handle color change
ld l, 0
call vectys.main_loop
call vectys.ScreenCheck
; change color
ld d, 01000110b ; attrib data
ld e, d
ld hl, $DB00
call fast_attrib_fill
;gracefully handle color change
ld l, -2
call vectys.main_loop
call vectys.ScreenCheck
; change color
ld d, 01000110b ; attrib data
ld e, d
ld hl, $DB00
call fast_attrib_fill
; VECTYS LOOP
ld l, -4
.tetra
push hl
call vectys.main_loop
pop hl
dec l
dec l
; timercheck
ld a, (GLOBAL_TIMER+1)
cp 17 ;19 ;6
jr nz, .tetra
ld a, (GLOBAL_TIMER)
and 11111110b
cp 256-4
jr nz, .tetra
ld a, 5 ; normal screen
call paging.set_bank
ld bc, 0
ld de, 30*256 + 23
ld hl, 0
halt
call bounding_box_clear
ld a, 7 ; shadow screen
call paging.set_bank
ld bc, 0
ld de, 30*256 + 23
ld hl, 0
halt
call bounding_box_clear
.screen_done_endvectys
;call screen_y_lut
; shadow screen
;call paging.toggle_screen
ld a, 7
call paging.set_bank
;attrib reset
ld d, 01000110b ; attrib data
ld e, d
ld hl, $DB00
call fast_attrib_fill
ld hl, $5B00
call fast_attrib_fill
ld hl, plasma.ChangeColor
ld (DEMO_ISR.extra_call_addr), hl
call bezier.init
.bezier_loop2
call bezier.loop
ld a, (GLOBAL_TIMER+1)
cp 20
jr nz, .bezier_loop2
ld hl, DUMMY
ld (DEMO_ISR.extra_call_addr), hl
call bezier.init
.bezier_loop3
call bezier.loop
; timercheck
ld a, (GLOBAL_TIMER+1)
cp 22 ;6
jr nz, .bezier_loop3
ld a, (GLOBAL_TIMER)
and 11111100b
cp 256-4-8-64
jr nz, .bezier_loop3
ld hl, DUMMY
ld (bezier.loop.smc_drawcall), hl
;call screen_y_lut
;call bezier.init
.bezier_loop
call bezier.loop
; timercheck
ld a, (GLOBAL_TIMER+1)
cp 22 ;6
jr nz, .bezier_loop
ld a, (GLOBAL_TIMER)
and 11111100b
cp 256-4-12
jr nz, .bezier_loop
halt
halt
; set up correct bank
ld a, 3
call paging.set_bank
call endgfx.display
halt
call paging.toggle_screen
; copy attrib data! (fadein)
ld hl, $5800
ld (hl), 01000111b
ld de, $5800+1
ld ixl, 768/96
.endgfx_fadein2
ld bc, 96
ldir
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
halt
dec ixl
jr nz, .endgfx_fadein2
.endgfx
halt
; timercheck
ld a, (GLOBAL_TIMER+1)
cp 24 ;19 ;6
jr nz, .endgfx
ld a, 7 ; shadow screen
call paging.set_bank
; clear the other screen
ld hl, $C000
ld de, $C000+1
xor a
ld (hl), a
ld bc, $1800-1+768
ldir
halt
call paging.toggle_screen
ld hl, $4000
ld de, $4000+1
xor a
ld (hl), a
ld bc, $1800-1+768
ldir
halt
call paging.toggle_screen
.post_endgfx
ld a, (GLOBAL_TIMER)
cp 64 ;19 ;6
jr nz, .post_endgfx
call load_credits
.lockup
jr .lockup
org $8100
STACK_SPACE:
defw 0 ; WPMEM, 2
block $81-4
org $8181-2
STACK_SPACE_END:
defw 0 ; WPMEM, 2
org $8181
DEMO_ISR:
ld (DEMO_ISR.saveSP), sp
ld sp, $6000-2
push af
push bc
push de
push hl
exx
ex af
push af
push bc
push de
push hl
push ix
push iy
ld hl, (GLOBAL_TIMER)
inc hl
ld (GLOBAL_TIMER), hl
; audio driver is stored in bank 0
; so we need to temporarily switch the banks
ld a, 0
call paging.temp_set_bank
CALL AUDIO_PLAYER+5
.extra_call_addr = $+1:
call DUMMY
call paging.restore_value
pop iy
pop ix
pop hl
pop de
pop bc
pop af
exx
ex af
pop hl
pop de
pop bc
pop af
.saveSP = $+1
ld sp, 0 ; will be overwritten
ei
ret
GLOBAL_TIMER:
dw $0000
DUMMY:
ret
APLIB_START
INCLUDE "aplib234b.asm"
APLIB_END
INCLUDE "paging.asm"
INCLUDE "drawing_general.asm"
load_credits:
ld a, 7
call paging.set_bank
; relocate code
ld hl, credits.start
ld de, CREDITS_RELOCATE
ld bc, credits.end-credits.start
ldir
call credits.test
MAIN_ANIM:
INCLUDE "./part2_anim/main_anim.asm"
ANIM_END
INCLUDE "./part4_plasma/main_plasma.asm"
INCLUDE "./part3_cuberotator/main_vectors.asm"
CUBE_END:
BEZIER:
INCLUDE "./part5_bezier/main_bezier.asm"
INCLUDE "./part5_endgfx/main_endlogo.asm"
INCLUDE "./part6_end/credits_main.asm"
INCLUDE "./part1_sinscroller/main_sinscroller.asm"
; muzyka
ASSERT SINSCROLLER_SCRATCH_END < AUDIO_PLAYER
org $DA00, 0
AUDIO_PLAYER:
INCLUDE "VTII10bG.asm"
muzykatest:
INCBIN "./kurwaaaa_oldpitchbend.pt3"
AUDIO_PLAYER_END:
SAVETAP "./build/output.tap", DEMO_INIT
SAVESNA "./build/output.sna", DEMO_INIT