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megademo: arrival: finish animating heart

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This commit is contained in:
Vince Weaver 2018-10-30 00:15:34 -04:00
parent 6de8d73824
commit ef253c7749
1 changed files with 41 additions and 32 deletions
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73
megademo/arrival.s
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@ -6,8 +6,8 @@
;TFV_X = 0
;TFV_Y = 1
TFG_X = 2
HEART_X = 3
HEART_Y = 4
;HEART_X = 3
;HEART_Y = 4
arriving_there:
@ -32,11 +32,11 @@ setup_arrival:
lda #8
sta DRAW_PAGE
lda #14
sta HEART_X
; lda #14
; sta HEART_X
lda #20
sta HEART_Y
; lda #20
; sta HEART_Y
lda #22
sta TFG_X
@ -169,7 +169,7 @@ ar_no_carry:
;=================
lda FRAMEH ; 3
cmp #45 ; 2
cmp #30 ; 2
bne ar_not_done ; 3
jmp ar_all_done
ar_not_done:
@ -293,7 +293,7 @@ draw_the_field:
;===============================
; STATE0 = draw nothing
; STATE2 = draw open door + walking TFV+susie
; STATE4 = draw TFV on bird
; STATE4 = draw heart
; Set up jump table that runs same speed on 6502 and 65c02
ldy STATE ; 3
@ -559,29 +559,33 @@ ar_draw_wfall:
jmp ar_back_from_jumptable ; 3
.align $100
;======================================================
; State4 : heart
;======================================================
; 6237
; -464 (draw heart)
; -473 (draw heart)
; -217 (erase heart)
; -3 = return
;==========
; 5553
; 5544
ar_state4:
jsr erase_heart ; 6+211
lda HEART_X ; 3
lda FRAMEH ; 3
and #$f ; 2
tax ; 2
lda ar_heart_lookup_x,x ; 4
sta XPOS ; 3
lda HEART_Y ; 3
lda ar_heart_lookup_y,x ; 4
sta YPOS ; 3
; draw fs standing
; draw heart
lda #>heart_sprite ; 2
sta INH ; 3
lda #<heart_sprite ; 2
@ -589,19 +593,16 @@ ar_state4:
jsr put_sprite ; 6
;=========
; 28 + 436 = 464
; 37 + 436 = 473
ar_done_heart:
; delay
; Try X=47 Y=23 cycles=5544
; Try X=21 Y=50 cycles=5551 R2
nop
ldy #50 ; 2
arloopV:ldx #21 ; 2
ldy #23 ; 2
arloopV:ldx #47 ; 2
arloopW:dex ; 2
bne arloopW ; 2nt/3
dey ; 2
@ -609,17 +610,6 @@ arloopW:dex ; 2
jmp ar_back_from_jumptable
heart_path:
.byte $14,$20
.byte $14,$20
.byte $13,$18
.byte $13,$18
.byte $14,$16
.byte $15,$16
; .byte $15,$14
; .byte $14,$14
;======================
; erase field
@ -669,3 +659,22 @@ heart_loop:
; -1
rts ; 6
ar_heart_lookup_x:
.byte 14,14,13,13,14,14,14,14
; .byte 14,14,15,15,14,14,14,14
.byte 14,14,14,14,14,14,14,14
ar_heart_lookup_y: ; HEART_Y
.byte 20,20,18,18,16,16,16,16
.byte 16,16,16,16,16,16,16,16
heart_path:
; .byte $14,$20
; .byte $14,$20
; .byte $13,$18
; .byte $13,$18
; .byte $14,$16
; .byte $15,$16
; .byte $15,$14
; .byte $14,$14