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waterfall: more reduction

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Vince Weaver 2018-10-04 19:53:27 -04:00
parent 36cf2fdc0a
commit 226b19808c
1 changed files with 74 additions and 237 deletions
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311
waterfall/waterfall.s
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@ -838,8 +838,6 @@ three_first_four_lines:
; we do mockingboard here
; we have 222 cycles (65*4 = 260 - 38 = 222)
; 38
; come in with 38
; 222 - 100 = 122 to kill
@ -913,304 +911,143 @@ twinkle_loop_three:
; line 0
bit PAGE0 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
bit PAGE0 ; 4
lda YPOS ; 3
bit PAGE0 ; 4
; endfalls
; delay 21
; asl DUMMY ; 6
nop
nop
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
lda #34 ; 2
jsr delay_a ; 25+34
; line 1
bit PAGE1 ; 4
lda #34 ; 2
jsr delay_a ; 25+34
; line 2
bit PAGE1 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
bit PAGE1 ; 4
lda YPOS ; 3
bit PAGE1 ; 4
; end falls
; delay 21
; asl DUMMY ; 6
nop
nop
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
; line 3
bit PAGE1 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
bit PAGE1 ; 4
lda YPOS ; 3
bit PAGE1 ; 4
; end falls
; delay 21
; asl DUMMY ; 6
nop
nop
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
lda #34 ; 2
jsr delay_a ; 25+34
; line 4
bit PAGE0 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
bit PAGE0 ; 4
lda YPOS ; 3
bit PAGE0 ; 4 ; 44
; end falls
; delay 21 - 7 from loop
nop
nop
; asl DUMMY ; 6
asl DUMMY ; 6
nop ; 2 ; 58
lda #27 ; 2
jsr delay_a ; 25+27
dey ; 2
beq twinkle_loop_three_done ;
; 2
beq twinkle_loop_three_done ; 3
; -1
jmp twinkle_loop_three ; 3
twinkle_loop_three_done:
ldy #31 ; 2
falls_loop_three:
; line 0
;=== line 0
bit PAGE0 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
; delay 31
lda #4 ; 2
jsr delay_a ; 25+4
; delay 11
bit PAGE1 ; 4
lda YPOS ; 3
bit PAGE0 ; 4
; endfalls
; delay 21
nop
nop
; asl DUMMY ; 6
; delay 19
nop ; 2
nop ; 2
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
; line 2
;=== line 1
bit PAGE0 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
; delay 31
lda #4 ; 2
jsr delay_a ; 25+4
; delay 11
bit PAGE1 ; 4
lda YPOS ; 3
bit PAGE0 ; 4
; end falls
; delay 21
; delay 19
nop
nop
; asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
; line 3
;=== line 2
bit PAGE0 ; 4
; delay 31
lda #4 ; 2
jsr delay_a ; 25+4
; delay 11
bit PAGE0 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
bit PAGE0 ; 4
; delay 19
nop ; 2
nop ; 2
nop
; falls
bit PAGE0 ; 4
lda YPOS ; 3
bit PAGE0 ; 4
; end falls
; delay 21
nop
nop
; asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
; line 4
;=== line 4
bit PAGE0 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
; delay 31
lda #4 ; 2
jsr delay_a ; 25+4
; delay 11
bit PAGE0 ; 4
lda YPOS ; 3
bit PAGE0 ; 4 ; 44
; end falls
; delay 21 - 7 from loop
nop
nop
; asl DUMMY ; 6
nop ; 2
nop ; 2
asl DUMMY ; 6
nop ; 2 ; 58
dey ; 2
beq falls_loop_three_done ;
; 2
jmp falls_loop_three ; 3
beq falls_loop_three_done ; 3
; -1
jmp falls_loop_three ; 3
falls_loop_three_done:
; 3
ldy #12 ; 2
ground_loop_three:
; line 0
;=== line 0
bit PAGE1 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
bit PAGE1 ; 4
lda YPOS ; 3
bit PAGE1 ; 4
; endfalls
; delay 21
nop
nop
; asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
; delay 61
lda #34 ; 2
jsr delay_a ; 25+34
; line 2
;=== line 1
bit PAGE0 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
bit PAGE0 ; 4
lda YPOS ; 3
bit PAGE0 ; 4
; end falls
; delay 21
nop
nop
; asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
; delay 61
lda #34 ; 2
jsr delay_a ; 25+34
; line 3
;=== line 2
bit PAGE1 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
bit PAGE1 ; 4
lda YPOS ; 3
bit PAGE1 ; 4
; end falls
; delay 21
nop
nop
; asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
; delay 61
lda #34 ; 2
jsr delay_a ; 25+34
; line 4
;=== line 3
bit PAGE0 ; 4
; delay 29
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
asl DUMMY ; 6
lda YPOS ; 3
nop ; 2
nop
; falls
bit PAGE0 ; 4
lda YPOS ; 3
bit PAGE0 ; 4 ; 44
; end falls
; delay 21 - 7 from loop
nop
nop
; asl DUMMY ; 6
asl DUMMY ; 6
nop ; 2 ; 58
; delay 54
lda #27 ; 2
jsr delay_a ; 25+27
dey ; 2
beq ground_loop_three_done ;
; 2
jmp ground_loop_three ; 3
beq ground_loop_three_done ; 3
; -1
jmp ground_loop_three ; 3
ground_loop_three_done:
; 3
nop ; 2
jmp display_loop_return ; 3