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lemm: update move on mining

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This commit is contained in:
Vince Weaver 2022-03-30 14:55:49 -04:00
parent c5bf82598b
commit fa4e090dd8
1 changed files with 10 additions and 35 deletions
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45
games/lemm/move_lemming.s
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@ -262,76 +262,51 @@ do_lemming_digging:
; mining
;=====================
do_lemming_mining:
lda lemming_y,Y
clc
adc #9
tax
lda hposn_high,X ; set up collision check underfoot
clc
adc #$20
sta GBASH
lda hposn_low,X
sta GBASL
lda lemming_x,Y ; if fell through,then fall
tay
lda (GBASL),Y
and #$7f
beq mining_falling
mining_mining:
ldy CURRENT_LEMMING
lda lemming_frame,Y
and #$f
bne no_mining_this_frame
bne no_mining_this_frame ; only move dirt on frame 0
ldx #0
ldx #0 ; erase background
stx HGR_COLOR
; (X,A) to (X,A+Y) where X is xcoord/7
jsr hgr_box_page_toggle
jsr hgr_box_page_toggle ; erase box page1
ldy CURRENT_LEMMING
lda lemming_x,Y
tax
lda lemming_y,Y
ldy #9
ldy #10
jsr hgr_box
jsr hgr_box_page_toggle
jsr hgr_box_page_toggle ; erase box page2
ldy CURRENT_LEMMING
lda lemming_x,Y
tax
lda lemming_y,Y
ldy #9
ldy #10
jsr hgr_box
ldx CURRENT_LEMMING
ldx CURRENT_LEMMING ; move 3 lines down
inc lemming_y,X
inc lemming_y,X
inc lemming_y,X
lda lemming_x,X
lda lemming_x,X ; move left or right
clc
adc lemming_direction,X
sta lemming_x,X
no_mining_this_frame:
jmp done_mining
mining_falling:
ldy CURRENT_LEMMING
lda #LEMMING_FALLING
sta lemming_status,Y
done_mining:
jmp done_move_lemming
;=====================
; bashing
;=====================