rr: some work
This commit is contained in:
Vince Weaver
parent
d5add924ff
commit
e411d055d1
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@ -11,7 +11,7 @@ entropy.dsk: HELLO ENTROPY.BAS ENTROPY ENTROPY_TINY
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$(DOS33) -y entropy.dsk SAVE A HELLO
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$(DOS33) -y entropy.dsk SAVE A ENTROPY.BAS
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$(DOS33) -y entropy.dsk BSAVE -a 0x0C00 ENTROPY
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$(DOS33) -y entropy.dsk BSAVE -a 0x0C00 ENTROPY_TINY
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$(DOS33) -y entropy.dsk BSAVE -a 0x70 ENTROPY_TINY
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####
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@ -30,7 +30,7 @@ entropy.o: entropy.s
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###
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ENTROPY_TINY: entropy_tiny.o
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ld65 -o ENTROPY_TINY entropy_tiny.o -C ../../linker_scripts/apple2_c00.inc
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ld65 -o ENTROPY_TINY entropy_tiny.o -C ./apple2_70_zp.inc
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entropy_tiny.o: entropy_tiny.s
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ca65 -o entropy_tiny.o entropy_tiny.s -l entropy_tiny.lst
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@ -7,11 +7,12 @@ EMPTYDISK = ../../../empty_disk/empty.dsk
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all: boxes.dsk make_boxes
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boxes.dsk: HELLO A2_BOXES BOXES
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boxes.dsk: HELLO A2_BOXES BOXES RR
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cp $(EMPTYDISK) boxes.dsk
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$(DOS33) -y boxes.dsk SAVE A HELLO
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$(DOS33) -y boxes.dsk BSAVE -a 0x300 BOXES
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$(DOS33) -y boxes.dsk BSAVE -a 0xC00 A2_BOXES
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$(DOS33) -y boxes.dsk BSAVE -a 0xC00 RR
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###
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@ -28,6 +29,15 @@ a2_boxes.o: a2_boxes.s
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###
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RR: rr.o
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ld65 -o RR rr.o -C $(LINKERSCRIPTS)/apple2_c00.inc
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rr.o: rr.s
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ca65 -o rr.o rr.s -l rr.lst
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###
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BOXES: boxes.o
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ld65 -o BOXES boxes.o -C $(LINKERSCRIPTS)/apple2_300.inc
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@ -46,4 +56,4 @@ make_boxes.o: make_boxes.c
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###
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clean:
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rm -f *~ *.o *.lst HELLO A2_BOXES BOXES make_boxes
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rm -f *~ *.o *.lst HELLO A2_BOXES BOXES RR make_boxes
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@ -0,0 +1,244 @@
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; Never going to...
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; by Vince `deater` Weaver <vince@deater.net> / dSr
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; For LoveByte 2021
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; 256 bytes -- at first
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; LoveByte Rule is 252 bytes (there's a 4-byte DOS33 header)
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; zero page
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H2 = $2C
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COLOR = $30
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X0 = $F0
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XX = $F1
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FRAME = $F2
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Y1 = $F3
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; soft-switches
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FULLGR = $C052
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; ROM routines
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PLOT = $F800 ;; PLOT AT Y,A
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PLOT1 = $F80E ;; PLOT at (GBASL),Y (need MASK to be $0f or $f0)
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HLINE = $F819 ;; HLINE Y,$2C at A
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SETCOL = $F864 ;; COLOR=A
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SETGR = $FB40 ;; init lores and clear screen
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WAIT = $FCA8 ;; delay 1/2(26+27A+5A^2) us
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;1DEFFNP(X)=PEEK(2054+I*5+X)-32:
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;GR:POKE49234,0:
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;FORI=0TO29:COLOR=FNP(0):FORY=FNP(3)TOFNP(4)
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;:HLINFNP(1),FNP(2)ATY:NEXTY,I:GETA
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;================================
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; Clear screen and setup graphics
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;================================
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rr:
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jsr SETGR ; set lo-res 40x40 mode
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draw_box_loop:
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; get color/Y0
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jsr load_byte
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tax ; Y0 is in X
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tya ; check for end
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bmi end
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jsr load_byte ; Y1
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sta Y1
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jsr load_byte ; X0
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sta X0
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tya
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lsr
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lsr
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sta COLOR
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jsr load_byte ; X1
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sta H2
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tya
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and #$C0
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ora COLOR
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lsr
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lsr
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lsr
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lsr
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jsr SETCOL
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inner_loop:
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;; HLINE Y,H2 at A
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;; X left alone, carry set on exit
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;; H2 left alone
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;; Y and A trashed
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ldy X0
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txa
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jsr HLINE
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cpx Y1
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inx
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bcc inner_loop
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bcs draw_box_loop
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end:
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play_music:
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mf_smc:
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lda music_frequency
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sta speaker_frequency
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sf_smc:
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lda music_duration
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sta speaker_duration
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bmi all_done
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inc mf_smc+1
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inc sf_smc+1
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; based on code from here
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; http://eightbitsoundandfury.ld8.org/programming.html
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; half note = 108?
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; A,X,Y trashed
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; duration also trashed
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NOTE_C3 = 255
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NOTE_CSHARP3 = 241
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NOTE_D3 = 227
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NOTE_DSHARP3 = 214
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NOTE_E3 = 202
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NOTE_F3 = 191
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NOTE_FSHARP3 = 180
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NOTE_G3 = 170
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NOTE_GSHARP3 = 161
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NOTE_A3 = 152
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NOTE_ASHARP3 = 143
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NOTE_B3 = 135
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NOTE_C4 = 128
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NOTE_CSHARP4 = 121
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NOTE_D4 = 114
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NOTE_DSHARP4 = 108
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NOTE_E4 = 102
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NOTE_F4 = 96
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NOTE_FSHARP4 = 91
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NOTE_G4 = 85
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NOTE_GSHARP4 = 81
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NOTE_A4 = 76
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NOTE_ASHARP4 = 72
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NOTE_B4 = 68
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NOTE_C5 = 64
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NOTE_CSHARP5 = 60
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NOTE_D5 = 57
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NOTE_DSHARP5 = 54
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NOTE_E5 = 51
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NOTE_F5 = 48
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NOTE_FSHARP5 = 45
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NOTE_G5 = 43
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NOTE_GSHARP5 = 40
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NOTE_A5 = 38
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NOTE_ASHARP5 = 36
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NOTE_B5 = 34
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speaker_tone:
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lda $C030 ; click speaker
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speaker_loop:
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dey ; y never set?
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bne slabel1 ; duration roughly 256*?
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dec speaker_duration ; (Duration)
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beq done_tone
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slabel1:
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dex
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bne speaker_loop
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ldx speaker_frequency ; (Frequency)
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jmp speaker_tone
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done_tone:
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beq play_music
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all_done:
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jmp all_done
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music_duration:
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.byte $40,$40, $40,$40, $7f,$7f,$7f
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.byte $40,$40, $40,$40, $7f,$7f, $40,$40,$40
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.byte $40,$40, $40,$40, $7F, $40, $7F, $40,$40, $7F
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.byte $00
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music_frequency:
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.byte NOTE_A3,NOTE_B3,NOTE_D4,NOTE_B3,NOTE_FSHARP4,NOTE_FSHARP4,NOTE_E4
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.byte NOTE_A3,NOTE_B3,NOTE_D4,NOTE_B3,NOTE_E4,NOTE_E4,NOTE_D4,NOTE_CSHARP4,NOTE_B3
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.byte NOTE_A3,NOTE_B3,NOTE_D4,NOTE_B3,NOTE_D4,NOTE_E4,NOTE_CSHARP4,NOTE_A3,NOTE_A3,NOTE_E4,NOTE_D4
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.byte $00
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speaker_frequency:
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.byte $00
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speaker_duration:
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.byte $ff
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;=========================
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; load byte routine
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;=========================
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load_byte:
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inc load_byte_smc+1 ; assume we are always < 256 bytes
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; so no need to wrap
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load_byte_smc:
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lda box_data-1
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tay
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and #$3f
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rts
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; 4 6 6 6 6
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box_data:
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.byte $00,$27,$C0,$67
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.byte $0F,$27,$D1,$D6
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.byte $0F,$19,$0C,$51
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.byte $0F,$1E,$15,$57
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.byte $13,$19,$0B,$D0
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.byte $1E,$27,$0D,$D6
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.byte $16,$1E,$15,$D7
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.byte $08,$0E,$D1,$13
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.byte $03,$0C,$D2,$95
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.byte $00,$02,$11,$95
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.byte $01,$09,$10,$92
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.byte $13,$27,$54,$54
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.byte $0D,$12,$53,$55
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.byte $07,$09,$D5,$96
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.byte $1A,$21,$0A,$11
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.byte $19,$1E,$D1,$94
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.byte $19,$23,$D7,$5A
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.byte $1E,$24,$16,$1A
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.byte $20,$23,$DA,$9D
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.byte $1E,$25,$D7,$63
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.byte $1E,$24,$17,$1A
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.byte $19,$1E,$D7,$99
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.byte $FF
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