mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-06-05 09:29:32 +00:00
hgr: plasma
This commit is contained in:
Vince Weaver
parent
cb453394b2
commit
ccdae6d1fb
BIN
graphics/hgr/plasma/HELLO
Normal file
BIN
graphics/hgr/plasma/HELLO
Normal file
Binary file not shown.
41
graphics/hgr/plasma/Makefile
Normal file
41
graphics/hgr/plasma/Makefile
Normal file
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|
@ -0,0 +1,41 @@
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include ../../../Makefile.inc
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DOS33 = ../../../utils/dos33fs-utils/dos33
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TOKENIZE = ../../../utils/asoft_basic-utils/tokenize_asoft
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LINKERSCRIPTS = ../../../linker_scripts
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EMPTYDISK = ../../../empty_disk/empty.dsk
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all: plasma_hgr.dsk
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plasma_hgr.dsk: HELLO OVAL PURPLE_WAVES
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cp $(EMPTYDISK) plasma_hgr.dsk
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$(DOS33) -y plasma_hgr.dsk SAVE A HELLO
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$(DOS33) -y plasma_hgr.dsk BSAVE -a 0xc00 OVAL
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$(DOS33) -y plasma_hgr.dsk BSAVE -a 0xc00 PURPLE_WAVES
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###
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HELLO: hello.bas
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$(TOKENIZE) < hello.bas > HELLO
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###
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OVAL: oval.o
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ld65 -o OVAL oval.o -C $(LINKERSCRIPTS)/apple2_c00.inc
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oval.o: oval.s
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ca65 -o oval.o oval.s -l oval.lst
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###
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PURPLE_WAVES: purple_waves.o
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ld65 -o PURPLE_WAVES purple_waves.o -C $(LINKERSCRIPTS)/apple2_c00.inc
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purple_waves.o: purple_waves.s
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ca65 -o purple_waves.o purple_waves.s -l purple_waves.lst
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###
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clean:
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rm -f *~ *.o *.lst OVAL PURPLE_WAVES
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103
graphics/hgr/plasma/hardware.inc
Normal file
103
graphics/hgr/plasma/hardware.inc
Normal file
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@ -0,0 +1,103 @@
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;; HARDWARE LOCATIONS
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KEYPRESS = $C000
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KEYRESET = $C010
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;; SOFT SWITCHES
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CLR80COL = $C000 ; PAGE0/PAGE1 normal
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SET80COL = $C001 ; PAGE0/PAGE1 switches PAGE0 in Aux instead
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EIGHTYCOLOFF = $C00C
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EIGHTYCOLON = $C00D
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TBCOLOR = $C022 ; IIgs text foreground / background colors
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NEWVIDEO = $C029 ; IIgs graphics modes
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SPEAKER = $C030
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CLOCKCTL = $C034 ; bits 0-3 are IIgs border color
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SET_GR = $C050
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SET_TEXT = $C051
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FULLGR = $C052
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TEXTGR = $C053
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PAGE0 = $C054
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PAGE1 = $C055
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LORES = $C056 ; Enable LORES graphics
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HIRES = $C057 ; Enable HIRES graphics
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AN3 = $C05E ; Annunciator 3
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PADDLE_BUTTON0 = $C061
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PADDLE_BUTTON1 = $C062
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PADDL0 = $C064
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PTRIG = $C070
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;; BASIC ROUTINES
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NORMAL = $F273
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;; MONITOR 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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VLINE = $F828 ;; VLINE A,$2D at Y
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CLRSCR = $F832 ;; Clear low-res screen
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CLRTOP = $F836 ;; clear only top of low-res screen
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GBASCALC= $F847 ;; take Y-coord/2 in A, put address in GBASL/H ( a trashed, C clear)
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SETCOL = $F864 ;; COLOR=A
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ROM_TEXT2COPY = $F962 ;; iigs
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SETTXT = $FB36
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SETGR = $FB40
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TABV = $FB5B ;; VTAB to A
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ROM_MACHINEID = $FBB3 ;; iigs
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BELL = $FBDD ;; ring the bell
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BASCALC = $FBC1 ;;
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VTAB = $FC22 ;; VTAB to CV
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HOME = $FC58 ;; Clear the text screen
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WAIT = $FCA8 ;; delay 1/2(26+27A+5A^2) us
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CROUT1 = $FD8B
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SETINV = $FE80 ;; INVERSE
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SETNORM = $FE84 ;; NORMAL
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COUT = $FDED ;; output A to screen
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COUT1 = $FDF0 ;; output A to screen
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COLOR_BLACK = 0
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COLOR_RED = 1
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COLOR_DARKBLUE = 2
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COLOR_PURPLE = 3
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COLOR_DARKGREEN = 4
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COLOR_GREY = 5
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COLOR_MEDIUMBLUE = 6
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COLOR_LIGHTBLUE = 7
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COLOR_BROWN = 8
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COLOR_ORANGE = 9
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COLOR_GREY2 = 10
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COLOR_PINK = 11
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COLOR_LIGHTGREEN = 12
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COLOR_YELLOW = 13
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COLOR_AQUA = 14
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COLOR_WHITE = 15
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COLOR_BOTH_BLACK = $00
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COLOR_BOTH_RED = $11
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COLOR_BOTH_DARKBLUE = $22
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COLOR_BOTH_DARKGREEN = $44
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COLOR_BOTH_GREY = $55
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COLOR_BOTH_MEDIUMBLUE = $66
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COLOR_BOTH_LIGHTBLUE = $77
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COLOR_BOTH_BROWN = $88
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COLOR_BOTH_ORANGE = $99
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COLOR_BOTH_PINK = $BB
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COLOR_BOTH_LIGHTGREEN = $CC
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COLOR_BOTH_YELLOW = $DD
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COLOR_BOTH_AQUA = $EE
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COLOR_BOTH_WHITE = $FF
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2
graphics/hgr/plasma/hello.bas
Normal file
2
graphics/hgr/plasma/hello.bas
Normal file
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@ -0,0 +1,2 @@
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5 HOME
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10 PRINT CHR$(4);"CATALOG"
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140
graphics/hgr/plasma/oval.s
Normal file
140
graphics/hgr/plasma/oval.s
Normal file
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@ -0,0 +1,140 @@
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; Ovals
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; zero page
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GBASL = $26
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GBASH = $27
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YY = $69
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ROW_SUM = $70
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HGR_X = $E0
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HGR_XH = $E1
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HGR_Y = $E2
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HGR_COLOR = $E4
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HGR_PAGE = $E6
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FRAME = $FC
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SUM = $FD
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SAVEX = $FE
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SAVEY = $FF
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; soft-switches
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FULLGR = $C052
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PAGE1 = $C054
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; ROM routines
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HGR2 = $F3D8
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HPOSN = $F411 ; (Y,X),(A) (values stores in HGRX,XH,Y)
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;================================
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; Clear screen and setup graphics
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;================================
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oval:
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jsr HGR2 ; set hi-res 140x192, page2, fullscreen
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draw_oval:
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inc FRAME
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ldx #191 ; YY
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stx HGR_Y
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create_yloop:
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lda HGR_Y
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ldx #39
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ldy #0
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jsr HPOSN ; (Y,X),(A) (values stores in HGRX,XH,Y)
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; restore values
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ldy #39 ; XX
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lda FRAME
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sta SUM
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lda HGR_Y ; YY
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jsr calcsine_div2
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ldx HGR_Y ; YY
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sta ROW_SUM
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create_xloop:
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lda ROW_SUM
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sta SUM
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tya ; XX
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jsr calcsine
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lsr ; double colors
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and #$7 ; mask
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tax
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lda colorlookup,X
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sta SAVEY
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tya
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ror
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bcc noshift
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ror SAVEY
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noshift:
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lda SAVEY
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; and #$7f
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sta (GBASL),Y
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dey
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bpl create_xloop
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dec HGR_Y
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bne create_yloop
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; X and Y both $FF
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beq draw_oval
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;==============================
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; calcsine
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;==============================
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; looks up sine of value in A
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; accumulates it with SUM
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; returns result in A
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; Y preserved
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calcsine_div2:
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lsr ; 2
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calcsine:
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and #$3f ; wrap sine at 63 entries ; 2
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tax ; 2
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rol ; 2
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rol ; 2
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rol ; 2
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bcc sinadd ; 2/3
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sinsub:
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lda SUM ; 3
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; sec
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sbc sinetable-32,X ; 4+
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jmp sindone ; 3
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sinadd:
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lda SUM ; 3
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; clc
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adc sinetable,X ; 4+
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sindone:
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rts ; 6
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|
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colorlookup:
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.byte $11,$55,$5d,$7f,$5d,$55,$11 ; use 00 from sinetable
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;.byte $00
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|
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sinetable:
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; this is actually (32*sin(x))
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|
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.byte $00,$03,$06,$09,$0C,$0F,$11,$14
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.byte $16,$18,$1A,$1C,$1D,$1E,$1F,$1F
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.byte $20,$1F,$1F,$1E,$1D,$1C,$1A,$18
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.byte $16,$14,$11,$0F,$0C,$09,$06,$03
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138
graphics/hgr/plasma/purple_waves.s
Normal file
138
graphics/hgr/plasma/purple_waves.s
Normal file
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@ -0,0 +1,138 @@
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; Ovals
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||||
|
||||
; zero page
|
||||
GBASL = $26
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GBASH = $27
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MASK = $2E
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COLOR = $30
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;CTEMP = $68
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YY = $69
|
||||
|
||||
HGR_X = $E0
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HGR_XH = $E1
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HGR_Y = $E2
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HGR_COLOR = $E4
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HGR_PAGE = $E6
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||||
|
||||
FRAME = $FC
|
||||
SUM = $FD
|
||||
SAVEX = $FE
|
||||
SAVEY = $FF
|
||||
|
||||
; soft-switches
|
||||
FULLGR = $C052
|
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PAGE1 = $C054
|
||||
|
||||
; ROM routines
|
||||
|
||||
HGR2 = $F3D8
|
||||
HPOSN = $F411 ; (Y,X),(A) (values stores in HGRX,XH,Y)
|
||||
|
||||
;================================
|
||||
; Clear screen and setup graphics
|
||||
;================================
|
||||
oval:
|
||||
|
||||
jsr HGR2 ; set hi-res 140x192, page2, fullscreen
|
||||
|
||||
draw_oval:
|
||||
inc FRAME
|
||||
|
||||
ldx #191 ; YY
|
||||
create_yloop:
|
||||
|
||||
txa
|
||||
ldx #39
|
||||
ldy #0
|
||||
|
||||
jsr HPOSN ; (Y,X),(A) (values stores in HGRX,XH,Y)
|
||||
|
||||
; restore values
|
||||
|
||||
ldx HGR_Y
|
||||
ldy HGR_X
|
||||
|
||||
create_xloop:
|
||||
|
||||
lda FRAME
|
||||
sta SUM
|
||||
|
||||
tya ; XX
|
||||
jsr calcsine
|
||||
|
||||
txa ; YY
|
||||
jsr calcsine_div2
|
||||
|
||||
lsr ; double colors
|
||||
and #$7 ; mask
|
||||
tax
|
||||
lda colorlookup,X
|
||||
sta SAVEY
|
||||
|
||||
tya
|
||||
ror
|
||||
bcc noshift
|
||||
ror SAVEY
|
||||
noshift:
|
||||
lda SAVEY
|
||||
and #$7f
|
||||
sta (GBASL),Y
|
||||
|
||||
ldx SAVEX
|
||||
|
||||
dey
|
||||
bpl create_xloop
|
||||
|
||||
dex
|
||||
bne create_yloop
|
||||
|
||||
; X and Y both $FF
|
||||
|
||||
beq draw_oval
|
||||
|
||||
|
||||
|
||||
calcsine_div2:
|
||||
lsr
|
||||
calcsine:
|
||||
stx SAVEX
|
||||
|
||||
and #$3f
|
||||
|
||||
tax
|
||||
rol
|
||||
rol
|
||||
rol
|
||||
bcc sinadd
|
||||
|
||||
sinsub:
|
||||
lda #0
|
||||
lda SUM
|
||||
; sec
|
||||
sbc sinetable-32,X
|
||||
jmp sindone
|
||||
|
||||
sinadd:
|
||||
lda SUM
|
||||
; clc
|
||||
adc sinetable,X
|
||||
|
||||
sindone:
|
||||
sta SUM
|
||||
|
||||
ldx SAVEX
|
||||
rts
|
||||
|
||||
|
||||
colorlookup:
|
||||
|
||||
.byte $11,$55,$5d,$7f,$5d,$55,$11 ; use 00 from sinetable
|
||||
;.byte $00
|
||||
|
||||
sinetable:
|
||||
; this is actually (32*sin(x))
|
||||
|
||||
.byte $00,$03,$06,$09,$0C,$0F,$11,$14
|
||||
.byte $16,$18,$1A,$1C,$1D,$1E,$1F,$1F
|
||||
.byte $20,$1F,$1F,$1E,$1D,$1C,$1A,$18
|
||||
.byte $16,$14,$11,$0F,$0C,$09,$06,$03
|
||||
161
graphics/hgr/plasma/zp.inc
Normal file
161
graphics/hgr/plasma/zp.inc
Normal file
|
|
@ -0,0 +1,161 @@
|
|||
;; Zero page monitor routines addresses
|
||||
|
||||
;; LZSA addresses
|
||||
NIBCOUNT = $00
|
||||
|
||||
HGRBITS = $1C
|
||||
WNDLFT = $20
|
||||
WNDWDTH = $21
|
||||
WNDTOP = $22
|
||||
WNDBTM = $23
|
||||
CH = $24
|
||||
CV = $25
|
||||
GBASL = $26
|
||||
GBASH = $27
|
||||
BASL = $28
|
||||
BASH = $29
|
||||
H2 = $2C
|
||||
V2 = $2D
|
||||
MASK = $2E
|
||||
COLOR = $30
|
||||
INVFLG = $32
|
||||
|
||||
HGRPAGE = $E6
|
||||
|
||||
; More zero-page addresses
|
||||
; we try not to conflict with anything DOS, MONITOR or BASIC related
|
||||
|
||||
;; Flying Routine Only
|
||||
|
||||
TURNING = $60
|
||||
;SCREEN_X = $61 ; not used?
|
||||
SCREEN_Y = $62
|
||||
ANGLE = $63
|
||||
HORIZ_SCALE_I = $64
|
||||
HORIZ_SCALE_F = $65
|
||||
|
||||
SCALE_I = $64
|
||||
SCALE_F = $65
|
||||
|
||||
FACTOR_I = $66
|
||||
FACTOR_F = $67
|
||||
DX_I = $68
|
||||
DX_F = $69
|
||||
SPACEX_I = $6A
|
||||
SPACEX_F = $6B
|
||||
CX_I = $6C
|
||||
CX_F = $6D
|
||||
DY_I = $6E
|
||||
DY_F = $6F
|
||||
SPACEY_I = $70
|
||||
SPACEY_F = $71
|
||||
CY_I = $72
|
||||
CY_F = $73
|
||||
TEMP_I = $74
|
||||
TEMP_F = $75
|
||||
DISTANCE_I = $76
|
||||
DISTANCE_F = $77
|
||||
SPACEZ_I = $78
|
||||
SPACEZ_F = $79
|
||||
DRAW_SPLASH = $7A
|
||||
SPEED = $7B
|
||||
SPLASH_COUNT = $7C
|
||||
OVER_LAND = $7D
|
||||
NUM1L = $7E
|
||||
NUM1H = $7F
|
||||
NUM2L = $80
|
||||
NUM2H = $81
|
||||
RESULT = $82 ; 83,84,85
|
||||
NEGATE = $86 ; UNUSED?
|
||||
LAST_SPACEX_I = $87
|
||||
LAST_SPACEY_I = $88
|
||||
LAST_MAP_COLOR = $89
|
||||
COLOR_MASK = $8A
|
||||
|
||||
;; World Map Only
|
||||
|
||||
ODD = $7B
|
||||
DIRECTION = $7C
|
||||
REFRESH = $7D
|
||||
ON_BIRD = $7E
|
||||
MOVED = $7F
|
||||
STEPS = $80
|
||||
TFV_X = $81
|
||||
TFV_Y = $82
|
||||
NEWX = $83
|
||||
NEWY = $84
|
||||
MAP_X = $85
|
||||
GROUND_COLOR = $86
|
||||
|
||||
|
||||
LEVEL_OVER = $A0
|
||||
JOYSTICK_ENABLED= $A1
|
||||
FRAMEL = $A2
|
||||
FRAMEH = $A3
|
||||
WHICH_LOAD = $A4
|
||||
MENU_RESULT = $A5
|
||||
SOUND_STATUS = $A6
|
||||
SOUND_DISABLED = $80
|
||||
SOUND_IN_LC = $01 ; $01 sound effects in language card
|
||||
SOUND_MOCKINGBOARD = $02 ; mockingboard detected
|
||||
JS_BUTTON_STATE = $A7
|
||||
|
||||
COLOR1 = $E0
|
||||
COLOR2 = $E1
|
||||
MATCH = $E2
|
||||
XX = $E3
|
||||
YY = $E4
|
||||
SHIPY = $E4
|
||||
YADD = $E5
|
||||
LOOP = $E6
|
||||
;MEMPTRL = $E7
|
||||
;MEMPTRH = $E8
|
||||
NAMEL = $E9
|
||||
NAMEH = $EA
|
||||
NAMEX = $EB
|
||||
CHAR = $EC
|
||||
DISP_PAGE = $ED
|
||||
DRAW_PAGE = $EE
|
||||
|
||||
FIRST = $F0
|
||||
LASTKEY = $F1
|
||||
PADDLE_STATUS = $F2
|
||||
XPOS = $F3
|
||||
YPOS = $F4
|
||||
TEMP = $FA
|
||||
RUN = $FA
|
||||
TEMP2 = $FB
|
||||
TEMPY = $FB
|
||||
INL = $FC
|
||||
INH = $FD
|
||||
OUTL = $FE
|
||||
OUTH = $FF
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
; read any file slot 6 version
|
||||
; based on FASTLD6 and RTS copyright (c) Peter Ferrie 2011-2013,2018
|
||||
|
||||
; modified to assemble with ca65 -- vmw
|
||||
; added code to patch it to run from current disk slot -- vmw
|
||||
|
||||
|
||||
adrlo = $26 ; constant from boot prom
|
||||
adrhi = $27 ; constant from boot prom
|
||||
tmpsec = $3c ; constant from boot prom
|
||||
reqsec = $3d ; constant from boot prom
|
||||
sizelo = $44
|
||||
sizehi = $45
|
||||
secsize = $46
|
||||
|
||||
ldsizel = $70
|
||||
ldsizeh = $71
|
||||
namlo = $7b
|
||||
namhi = $7c
|
||||
step = $7d ; state for stepper motor
|
||||
tmptrk = $7e ; temporary copy of current track
|
||||
phase = $7f ; current phase for /seek
|
||||
|
||||
|
|
@ -6,7 +6,8 @@ SDL_LIBS= `sdl-config --libs`
|
|||
SDL_INCLUDE= `sdl-config --cflags`
|
||||
GR_SIM = ../gr-sim.a
|
||||
|
||||
all: fireworks fw_purple lines image_load hgr_view seven random16 scroll scroll-asm
|
||||
all: fireworks fw_purple lines image_load hgr_view seven \
|
||||
random16 scroll scroll-asm plasma_new
|
||||
|
||||
###
|
||||
|
||||
|
|
@ -42,6 +43,14 @@ fireworks.o: fireworks.c
|
|||
|
||||
###
|
||||
|
||||
plasma_new: plasma_new.o $(GR_SIM)
|
||||
$(CC) -o plasma_new plasma_new.o $(GR_SIM) $(LFLAGS) $(SDL_LIBS)
|
||||
|
||||
plasma_new.o: plasma_new.c
|
||||
$(CC) $(CFLAGS) -c plasma_new.c
|
||||
|
||||
###
|
||||
|
||||
fw_purple: fw_purple.o $(GR_SIM)
|
||||
$(CC) -o fw_purple fw_purple.o $(GR_SIM) $(LFLAGS) $(SDL_LIBS)
|
||||
|
||||
|
|
|
|||
147
utils/gr-sim/hgr/plasma_multi.c
Normal file
147
utils/gr-sim/hgr/plasma_multi.c
Normal file
|
|
@ -0,0 +1,147 @@
|
|||
/* for demoscene, you need a plasma effect... */
|
||||
/* https://rosettacode.org/wiki/Plasma_effect */
|
||||
/* https://www.bidouille.org/prog/plasma */
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <unistd.h>
|
||||
#include <math.h>
|
||||
|
||||
#include "tfv_zp.h"
|
||||
#include "gr-sim.h"
|
||||
|
||||
#define PI 3.14159265358979323846264338327950
|
||||
|
||||
|
||||
int sine_lookup[64];
|
||||
|
||||
#if 1
|
||||
static unsigned char color_lookup[]={0x0, 0x0, 0x1, 0x1,
|
||||
0x2, 0x2, 0x3, 0x3,
|
||||
0x4, 0x4, 0x5, 0x5,
|
||||
0x6, 0x6, 0x7, 0x7};
|
||||
#else
|
||||
static unsigned char color_lookup[]={0x0, 0x0, 0x0, 0x1,
|
||||
0x1, 0x1, 0x2, 0x2,
|
||||
0x2, 0x3, 0x3, 0x3,
|
||||
0x2, 0x2, 0x1, 0x1};
|
||||
|
||||
#endif
|
||||
|
||||
static int offscreen[40][192];
|
||||
|
||||
int main(int argc, char **argv) {
|
||||
|
||||
int ch,xx,yy,col;
|
||||
|
||||
grsim_init();
|
||||
|
||||
home();
|
||||
|
||||
hgr();
|
||||
|
||||
soft_switch(MIXCLR);
|
||||
|
||||
clear_screens();
|
||||
|
||||
ram[DRAW_PAGE]=0x0;
|
||||
|
||||
for(xx=0;xx<64;xx++) {
|
||||
|
||||
sine_lookup[xx]=32.0*sin( (xx*2*PI)/64);
|
||||
|
||||
}
|
||||
|
||||
for(yy=0;yy<192;yy++) {
|
||||
for(xx=0;xx<40;xx++) {
|
||||
|
||||
// col = ( 32.0 + (32.0 * sin(xx / 4.0))
|
||||
// + 32.0 + (32.0 * sin(yy / 4.0))
|
||||
// ) / 2;
|
||||
|
||||
|
||||
// col = ( 8.0 + (8.0 * sin(xx *PI/8.0))
|
||||
// + 8.0 + (8.0 * sin(yy *PI/8.0))
|
||||
// ) / 2;
|
||||
|
||||
#if 0
|
||||
col = (int)
|
||||
(
|
||||
128.0 + (128.0 * sin(xx / 16.0))
|
||||
+ 128.0 + (128.0 * sin(yy / 8.0))
|
||||
+ 128.0 + (128.0 * sin((xx + yy) / 16.0))
|
||||
+ 128.0 + (128.0 * sin(sqrt( (double)(xx * xx + yy * yy)) / 8.0))
|
||||
) / 4;
|
||||
//#else
|
||||
col = (int)
|
||||
((
|
||||
4.0 + sin(xx / 16.0)
|
||||
+ sin(yy / 8.0)
|
||||
+ sin((xx + yy) / 16.0)
|
||||
// + sin(sqrt(xx * xx + yy * yy) / 8.0)
|
||||
)*32) ;
|
||||
|
||||
printf("%d %d %d %.2f %.2f %.2f\n",xx,yy,col,
|
||||
sin(xx/16.0), sin(yy/8.0), sin((xx+yy)/16.0));
|
||||
//#endif
|
||||
#else
|
||||
// col = (int)
|
||||
// ( 128.0 + 32*sin(xx / 16.0)
|
||||
// + 32*sin(yy / 8.0)
|
||||
// + 32*sin((xx + yy) / 16.0)
|
||||
// ) ;
|
||||
|
||||
|
||||
col = (int)
|
||||
( 128.0 + sine_lookup[ (int)(xx/1)&0x1f ]
|
||||
+ sine_lookup[ (int)(yy/2)&0x3f ]
|
||||
// + sine_lookup[ (int)((xx + yy)/8)&0x3f ]
|
||||
) ;
|
||||
|
||||
|
||||
printf("%d %d %d %.2f %.2f %.2f\n",xx,yy,col,
|
||||
sin(xx/16.0), sin(yy/8.0), sin((xx+yy)/16.0));
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
offscreen[xx][yy]=col;
|
||||
}
|
||||
}
|
||||
|
||||
int offset=0;
|
||||
|
||||
while(1) {
|
||||
for(yy=0;yy<192;yy++) {
|
||||
for(xx=0;xx<40;xx++) {
|
||||
col=offscreen[xx][yy];
|
||||
col+=offset;
|
||||
// col&=0x7;
|
||||
// offscreen[xx][yy]=col;
|
||||
// plot(xx,yy);
|
||||
// printf("color=%d\n",col);
|
||||
// hcolor_equals(col);
|
||||
hcolor_equals(color_lookup[col&0xf]);
|
||||
|
||||
hplot(xx*7,yy);
|
||||
hplot_to((xx*7)+6,yy);
|
||||
}
|
||||
}
|
||||
offset++;
|
||||
grsim_update();
|
||||
|
||||
ch=grsim_input();
|
||||
if (ch=='q') exit(0);
|
||||
|
||||
if (ch==' ') {
|
||||
while(1) {
|
||||
ch=grsim_input();
|
||||
if (ch) break;
|
||||
}
|
||||
}
|
||||
usleep(200000);
|
||||
}
|
||||
|
||||
|
||||
return 0;
|
||||
}
|
||||
147
utils/gr-sim/hgr/plasma_new.c
Normal file
147
utils/gr-sim/hgr/plasma_new.c
Normal file
|
|
@ -0,0 +1,147 @@
|
|||
/* for demoscene, you need a plasma effect... */
|
||||
/* https://rosettacode.org/wiki/Plasma_effect */
|
||||
/* https://www.bidouille.org/prog/plasma */
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <unistd.h>
|
||||
#include <math.h>
|
||||
|
||||
#include "tfv_zp.h"
|
||||
#include "gr-sim.h"
|
||||
|
||||
#define PI 3.14159265358979323846264338327950
|
||||
|
||||
|
||||
int sine_lookup[64];
|
||||
|
||||
#if 0
|
||||
static unsigned char color_lookup[]={0x0, 0x0, 0x1, 0x1,
|
||||
0x2, 0x2, 0x3, 0x3,
|
||||
0x4, 0x4, 0x5, 0x5,
|
||||
0x6, 0x6, 0x7, 0x7};
|
||||
#else
|
||||
static unsigned char color_lookup[]={0x0, 0x0, 0x0, 0x1,
|
||||
0x1, 0x1, 0x2, 0x2,
|
||||
0x2, 0x3, 0x3, 0x3,
|
||||
0x2, 0x2, 0x1, 0x1};
|
||||
|
||||
#endif
|
||||
|
||||
static int offscreen[40][192];
|
||||
|
||||
int main(int argc, char **argv) {
|
||||
|
||||
int ch,xx,yy,col;
|
||||
|
||||
grsim_init();
|
||||
|
||||
home();
|
||||
|
||||
hgr();
|
||||
|
||||
soft_switch(MIXCLR);
|
||||
|
||||
clear_screens();
|
||||
|
||||
ram[DRAW_PAGE]=0x0;
|
||||
|
||||
for(xx=0;xx<64;xx++) {
|
||||
|
||||
sine_lookup[xx]=32.0*sin( (xx*2*PI)/64);
|
||||
|
||||
}
|
||||
|
||||
for(yy=0;yy<192;yy++) {
|
||||
for(xx=0;xx<40;xx++) {
|
||||
|
||||
// col = ( 32.0 + (32.0 * sin(xx / 4.0))
|
||||
// + 32.0 + (32.0 * sin(yy / 4.0))
|
||||
// ) / 2;
|
||||
|
||||
|
||||
// col = ( 8.0 + (8.0 * sin(xx *PI/8.0))
|
||||
// + 8.0 + (8.0 * sin(yy *PI/8.0))
|
||||
// ) / 2;
|
||||
|
||||
#if 0
|
||||
col = (int)
|
||||
(
|
||||
128.0 + (128.0 * sin(xx / 16.0))
|
||||
+ 128.0 + (128.0 * sin(yy / 8.0))
|
||||
+ 128.0 + (128.0 * sin((xx + yy) / 16.0))
|
||||
+ 128.0 + (128.0 * sin(sqrt( (double)(xx * xx + yy * yy)) / 8.0))
|
||||
) / 4;
|
||||
//#else
|
||||
col = (int)
|
||||
((
|
||||
4.0 + sin(xx / 16.0)
|
||||
+ sin(yy / 8.0)
|
||||
+ sin((xx + yy) / 16.0)
|
||||
// + sin(sqrt(xx * xx + yy * yy) / 8.0)
|
||||
)*32) ;
|
||||
|
||||
printf("%d %d %d %.2f %.2f %.2f\n",xx,yy,col,
|
||||
sin(xx/16.0), sin(yy/8.0), sin((xx+yy)/16.0));
|
||||
//#endif
|
||||
#else
|
||||
// col = (int)
|
||||
// ( 128.0 + 32*sin(xx / 16.0)
|
||||
// + 32*sin(yy / 8.0)
|
||||
// + 32*sin((xx + yy) / 16.0)
|
||||
// ) ;
|
||||
|
||||
|
||||
col = (int)
|
||||
( 128.0 + sine_lookup[ (int)(xx/1)&0x3f ]
|
||||
+ sine_lookup[ (int)(yy/2)&0x3f ]
|
||||
// + sine_lookup[ (int)((xx + yy)/4)&0x3f ]
|
||||
) ;
|
||||
|
||||
|
||||
printf("%d %d %d %.2f %.2f %.2f\n",xx,yy,col,
|
||||
sin(xx/16.0), sin(yy/8.0), sin((xx+yy)/16.0));
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
offscreen[xx][yy]=col;
|
||||
}
|
||||
}
|
||||
|
||||
int offset=0;
|
||||
|
||||
while(1) {
|
||||
for(yy=0;yy<192;yy++) {
|
||||
for(xx=0;xx<40;xx++) {
|
||||
col=offscreen[xx][yy];
|
||||
col+=offset;
|
||||
// col&=0x7;
|
||||
// offscreen[xx][yy]=col;
|
||||
// plot(xx,yy);
|
||||
// printf("color=%d\n",col);
|
||||
// hcolor_equals(col);
|
||||
hcolor_equals(color_lookup[col&0xf]);
|
||||
|
||||
hplot(xx*7,yy);
|
||||
hplot_to((xx*7)+6,yy);
|
||||
}
|
||||
}
|
||||
offset++;
|
||||
grsim_update();
|
||||
|
||||
ch=grsim_input();
|
||||
if (ch=='q') exit(0);
|
||||
|
||||
if (ch==' ') {
|
||||
while(1) {
|
||||
ch=grsim_input();
|
||||
if (ch) break;
|
||||
}
|
||||
}
|
||||
usleep(200000);
|
||||
}
|
||||
|
||||
|
||||
return 0;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user