Apple-2-SW/dos33fsprogs
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leaving: works now!

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This commit is contained in:
Vince Weaver 2018-10-15 16:30:56 -04:00
parent e29140951c
commit e4cf14bee1
2 changed files with 98 additions and 12 deletions
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2
megademo/SIZE
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@ -7,3 +7,5 @@
29285 -- all sprites in
29228 -- adding susie + bird
29178 -- erase extraneous from leaving.png
29204 -- add door sprite
29476 -- get leaving all working

108
megademo/leaving.s
View File

@ -162,7 +162,7 @@ lv_no_carry:
;=================
lda FRAMEH ; 3
cmp #30 ; 2
cmp #35 ; 2
bne lv_not_done ; 3
jmp lv_all_done
lv_not_done:
@ -267,7 +267,7 @@ draw_the_yard:
lv_jump_table:
.word (lv_state0-1)
.word (lv_state2-1)
.word (lv_state0-1)
.word (lv_state4-1)
lv_back_from_jumptable:
@ -312,13 +312,35 @@ lv_all_done:
;=====================
; State0 : do nothing
;=====================
; Delay 5259-3 = 5256
; Delay 5259
; -2072
; -3
;===========
; 3184
lv_state0:
; Try X=209 Y=5 cycles=5256
ldy #5 ; 2
lvloopT:ldx #209 ; 2
; draw bird
lda #>bird_stand_right_sprite ; 2
sta INH ; 3
lda #<bird_stand_right_sprite ; 2
sta INL ; 3
lda #24 ; 2
sta XPOS ; 3
lda #20 ; 2
sta YPOS ; 3
jsr put_sprite ; 6
;=========
; 26 + 2046 = 2072
; Try X=211 Y=3 cycles=3184
ldy #3 ; 2
lvloopT:ldx #211 ; 2
lvloopU:dex ; 2
bne lvloopU ; 2nt/3
dey ; 2
@ -428,7 +450,7 @@ lv_done_susie:
jsr put_sprite ; 6
;=========
; 26 + 2046 = 2072
lv_draw_door:
; draw door
lda #>door_sprite ; 2
sta INH ; 3
@ -449,6 +471,73 @@ lv_done_susie:
jmp lv_back_from_jumptable ; 3
;======================================================
; State4 : on bird
;======================================================
; 5259
; -2227 = 2208+19 (draw bird)
; -1661 (draw door)
; -6 (return)
;==========
; 1365
lv_state4:
lda TFV_X ; 3
sta XPOS ; 3
lda #20 ; 2
sta YPOS ; 3
lda FRAMEH ; 3
and #$1 ; 2
beq lv_bwalk ; 3
;===========
; 19
lv_bstand:
; draw bird/rider standing ; -1
lda #>bird_rider_stand_right ; 2
sta INH ; 3
lda #<bird_rider_stand_right ; 2
sta INL ; 3
jsr put_sprite ; 6
jmp lv_done_bwalk ; 3
;=========
; 18 + 2190 = 2208
lv_bwalk:
; draw bird/rider walking
lda #>bird_rider_walk_right ; 2
sta INH ; 3
lda #<bird_rider_walk_right ; 2
sta INL ; 3
jsr put_sprite ; 6
nop
inc TFV_Y
inc TFV_Y
inc TFV_Y
;=========
; 16 + 2175
lv_done_bwalk:
; delay
; Try X=67 Y=4 cycles=1365
ldy #4 ; 2
lvloopV:ldx #67 ; 2
lvloopW:dex ; 2
bne lvloopW ; 2nt/3
dey ; 2
bne lvloopV ; 2nt/3
jmp lv_draw_door
;======================
; erase yard
;======================
@ -473,8 +562,3 @@ yard_loop:
; -1
rts ; 6