diff --git a/hellmood_memories/Makefile b/hellmood_memories/Makefile new file mode 100644 index 00000000..eb2e47fe --- /dev/null +++ b/hellmood_memories/Makefile @@ -0,0 +1,37 @@ +include ../Makefile.inc + +DOS33 = ../dos33fs-utils/dos33 +PNG_TO_40x96 = ../gr-utils/png_to_40x96 +PNG_TO_40x48D = ../gr-utils/png_to_40x48d +PNG2RLE = ../gr-utils/png2rle +B2D = ../bmp2dhr/b2d + +all: memories.dsk + +memories.dsk: HELLO CIRCLES.BAS CIRCLES + cp empty.dsk memories.dsk + $(DOS33) -y memories.dsk SAVE A HELLO + $(DOS33) -y memories.dsk SAVE A CIRCLES.BAS + $(DOS33) -y memories.dsk BSAVE -a 0x070 CIRCLES + + +CIRCLES: circles.o + ld65 -o CIRCLES circles.o -C ../linker_scripts/apple2_70_zp.inc + +circles.o: circles.s + ca65 -o circles.o circles.s -l circles.lst + +### + +HELLO: hello.bas + ../asoft_basic-utils/tokenize_asoft < hello.bas > HELLO + +CIRCLES.BAS: zooming_circles.bas + ../asoft_basic-utils/tokenize_asoft < zooming_circles.bas > CIRCLES.BAS + +#### + + +clean: + rm -f *~ *.o *.lst HELLO CIRCLES.BAS + diff --git a/hellmood_memories/circles.s b/hellmood_memories/circles.s new file mode 100644 index 00000000..20e16f9f --- /dev/null +++ b/hellmood_memories/circles.s @@ -0,0 +1,157 @@ +; Zooming Circles, based on the code in Hellmood's Memories + +; by deater (Vince Weaver) + +; Zero Page +BASL = $28 +BASH = $29 +H2 = $2C +COLOR = $30 + +X1 = $F0 +X2 = $F1 +Y1 = $F2 +Y2 = $F3 + +TEMP = $FA +TEMPY = $FB +FRAME = $FC +TEMPX = $FD + + +; Soft Switches +KEYPRESS= $C000 +KEYRESET= $C010 +SET_GR = $C050 ; Enable graphics +FULLGR = $C052 ; Full screen, no text +PAGE0 = $C054 ; Page0 +PAGE1 = $C055 ; Page1 +LORES = $C056 ; Enable LORES graphics + +; ROM routines + +PLOT = $F800 ; plot, horiz=y, vert=A (A trashed, XY Saved) +SETCOL = $F864 +TEXT = $FB36 ;; Set text mode +BASCALC = $FBC1 +SETGR = $FB40 +HOME = $FC58 ;; Clear the text screen +WAIT = $FCA8 ;; delay 1/2(26+27A+5A^2) us +HLINE = $F819 + +; 103 bytes + +; attempted HLINE, not much help (122 bytes, slow) + +; quad plot, also 122 + + +.globalzp squares_table_y +.globalzp color_lookup +.globalzp smc1,smc2,smc3,smc4 + +.zeropage + +zooming_circles: + + ;=================== + ; init screen + jsr SETGR ; 3 + bit FULLGR ; 3 + ;==== + ; 6 +circle_forever: + + inc FRAME ; 2 + + ldx #24 ; 2 + stx Y2 ; 2 + dex ; 1 + +yloop: + ldy #20 ; 2 + sty X2 ; 2 + dey ; 1 + +xloop: + + clc ; 1 + lda squares_table_y+4,y ; 3 + asl ; 1 + asl ; 1 + adc squares_table_y,x ; 2 + + lsr ; 1 + adc FRAME ; 2 + and #$1f ; 2 + +; and #$18 +; 00, 10 = black +; 01 = grey 55 or aa +; 11 = light blue 77 + + lsr ; 1 + lsr ; 1 + lsr ; 1 + sty TEMPY ; 2 + tay ; 1 + lda color_lookup,Y ; 3 + sta COLOR ; 2 + + ldy X2 ; Y==X2 ; 2 + txa ; A==Y1 ; 1 + jsr PLOT ; (X2,Y1) ; 3 + lda Y2 ; A==Y2 ; 2 + jsr PLOT ; (X2,Y2) ; 3 + + ldy TEMPY ; Y==X1 ; 2 + txa ; A==Y1 ; 1 + jsr PLOT ; (X1,Y1) ; 3 + lda Y2 ; A==Y2 ; 2 + jsr PLOT ; (X1,Y2) ; 3 + + inc X2 ; 2 + + dey ; 1 + bpl xloop ; 2 + + inc Y2 ; 2 + + dex ; 1 + bpl yloop ; 2 + + bmi circle_forever ; 2 + + + + +; 24 bytes +squares_table_y: +.byte $24,$21,$1e,$1b,$19,$16,$14,$12 +.byte $10,$0e,$0c,$0a,$09,$07,$06,$05 +.byte $04,$03,$02,$01,$01,$00,$00 + +color_lookup: +.byte $00 ; also last byte of squares table +.byte $55,$00,$77 + + + +;.byte $00,$00,$00,$00,$01,$01,$02,$03 +;.byte $04,$05,$06,$07,$09,$0a,$0c,$0e +;.byte $10,$12,$14,$16,$19,$1b,$1e,$21 + + + + +; 40 bytes +;squares_table_x: +;.byte $71,$6a,$64,$5d,$57,$51,$4b,$45 +;.byte $40,$3a,$35,$31, +;.byte $2c,$28,$24,$20 +;.byte $1c,$19,$15,$12,$10,$0d,$0b,$09 +;.byte $07,$05,$04,$02,$01,$01,$00,$00 +;.byte $00,$00,$00,$01,$01,$02,$04,$05 +;.byte $07,$09,$0b,$0d,$10,$12,$15,$19 +;.byte $1c,$20,$24,$28 ;,$2c,$31,$35,$3a +;;.byte $40,$45,$4b,$51,$57,$5d,$64,$6a diff --git a/hellmood_memories/empty.dsk b/hellmood_memories/empty.dsk new file mode 100644 index 00000000..b34eb519 Binary files /dev/null and b/hellmood_memories/empty.dsk differ diff --git a/hellmood_memories/hello.bas b/hellmood_memories/hello.bas new file mode 100644 index 00000000..d2d1cdda --- /dev/null +++ b/hellmood_memories/hello.bas @@ -0,0 +1,4 @@ +5 HOME +100 PRINT "SOME DEMOS BASED ON" +110 PRINT "HELMOOD'S MEMORIES" +120 PRINT CHR$(4);"CATALOG" diff --git a/hellmood_memories/memories.dsk b/hellmood_memories/memories.dsk new file mode 100644 index 00000000..3d98451f Binary files /dev/null and b/hellmood_memories/memories.dsk differ diff --git a/hellmood_memories/table_gen.c b/hellmood_memories/table_gen.c new file mode 100644 index 00000000..7959f47e --- /dev/null +++ b/hellmood_memories/table_gen.c @@ -0,0 +1,12 @@ +#include + +int main(int argc, char **argv) { + + int x,y; + +// for(x=-32;x<32;x++) printf("$%02x,",(x*x)>>4); + + for(x=-32;x<32;x++) printf("$%02x,",(x*x*16/9)>>4); + + return 0; +} diff --git a/hellmood_memories/zooming_circles.bas b/hellmood_memories/zooming_circles.bas new file mode 100644 index 00000000..73d5ddcf --- /dev/null +++ b/hellmood_memories/zooming_circles.bas @@ -0,0 +1,3 @@ +1 GR:X=PEEK(49234):A(0)=0:A(1)=5:A(2)=0:A(3)=7 +2 FOR Y=-24 TO 23: FOR X=-20 TO 19: Z=X*4/3:C=F+(Z*Z+Y*Y)/16: C=C-INT(C/32)*32:COLOR=A(C/8):PLOT X+20,Y+24:NEXT:NEXT:F=F+1: GOTO 2 +