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neo.s
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Text File
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1991-02-21
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7KB
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412 lines
Include "equ.h"
Include "impequ.h"
.text
***************************************************
*** ***
***************************************************
dumbentry:
clr.l d0
rts
dc.l "IMPP"
dc.w 200
dc.l 0
table: dc.l 0
dc.l name,special,check,neochrome
*
* Neochrome
*
check: move.l table,a0
move.l flen(a0),a1
cmp.l #32128,(a1)
bne never
move.l buff1(a0),a1
move.l (a1),a1
move.w 2(a1),d0
cmp.w #3,d0
bcc never
; move.l fname(a0),a1
;cneo2: move.b (a1)+,d0
; beq maybe
; cmp.b #".",d0
; bne cneo2
; cmp.b #"N",(a1)+
; bne maybe
; cmp.b #"E",(a1)+
; bne maybe
; cmp.b #"O",(a1)
; bne maybe
moveq #2,d0
irts: rts
*
*
*
*
neochrome:
move.l table,a0
move.l f_openr(a0),a0
jsr (a0)
beq irts
move.l table,a0
move.l spclnum(a0),a0
cmp.w #1,(a0)
beq impobj
*
*
*
imppic: move.l table,a0
move.l p_open(a0),a0
jsr (a0)
beq irts
bsr getpicinfo
move.l table,a4
move.l cwptr(a4),a4 ;ptr to window handle
move.l (a4),a4 ;window handle
move.l (a4),a4 ;ptr to window structure
lea pic,a0
move.w pc_Type(a0),pi_Type(a4)
move.w pc_SFreq(a0),pi_SFreq(a4)
move.w pc_SAngle(a0),pi_SAngle(a4)
move.w pc_SSpot(a0),pi_SSpot(a4)
move.l pc_SMap(a0),pi_SMap(a4)
move.l pc_SMap+4(a0),pi_SMap+4(a4)
move.w pc_XDpi(a0),pi_XDpi(a4)
move.w pc_YDpi(a0),pi_YDpi(a4)
move.w pc_W(a0),pi_W(a4)
move.w pc_H(a0),pi_H(a4)
move.w pc_Width(a0),pi_Width(a4)
move.w pc_BitPln(a0),pi_BitPln(a4)
move.w pc_Palet(a0),pi_Palet(a4)
move.w pi_Palet(a4),d1
mulu #pl_Sizeof,d1
move.w pi_Width(a4),d0
mulu pi_BitPln(a4),d0
mulu pi_H(a4),d0
add.l d1,d0
clr.w d1
clr.w d2
move.l table,a0
move.l m_alloc(a0),a0
jsr (a0)
beq abortpic
move.l table,a3
move.l cwptr(a3),a3
move.l (a3),a3
move.l (a3),a3
move.l a0,pi_Ptr(a3)
move.l (a0),a4
move.l a4,picptr
bsr putcolor
bsr putpic
move.l table,a0
move.l p_close(a0),a0
jsr (a0)
move.l table,a0
move.l f_closer(a0),a0
jmp (a0)
abortpic:
move.l table,a0
move.l p_abort(a0),a0
jsr (a0)
move.l table,a0
move.l f_closer(a0),a0
jmp (a0)
*
*
*
impobj: move.l table,a0
move.l o_open(a0),a0
jsr (a0)
beq irts
bsr getpicinfo
move.b #tpic,object+ob_Type
clr.l object+ob_Left
clr.l object+ob_Top
move.w pic+pc_W,d1
move.l #7200,d0
bsr Mulu1632
move.w pic+pc_XDpi,d2
bsr Divu1648
move.l d0,object+ob_Right
move.w pic+pc_H,d1
move.l #7200,d0
bsr Mulu1632
move.w pic+pc_YDpi,d2
bsr Divu1648
move.l d0,object+ob_Bottom
clr.b object+ob_Flag
clr.w object+ob_Slant
clr.w object+ob_Twist
move.w #50,object+ob_LWidth ;1 point line
clr.b object+ob_LType ;no line
move.b #1,object+ob_LColor ;black line
clr.b object+ob_FType ;no fill
move.b #1,object+ob_FColor ;black fill
clr.b object+ob_LBegin
clr.b object+ob_LEnd
move.w #900,object+ob_HStandOff ;1/8 inch
move.w #900,object+ob_VStandOff ;1/8 inch
*
*
move.l table,a1
move.l o_obj(a1),a1
lea object,a0
jsr (a1)
beq abortobj
move.w pic+pc_Width,d0
mulu pic+pc_BitPln,d0
mulu pic+pc_H,d0
move.w pic+pc_Palet,d1
mulu #pl_Sizeof,d1
add.l d1,d0
add.l #pc_Sizeof,d0
move.l table,a0
move.l o_malloc(a0),a0
jsr (a0)
beq abortobj
lea pic,a1
clr.l pc_DPtr(a1)
clr.w pc_DScale(a1)
move.w pc_Palet(a1),d0
mulu #pl_Sizeof,d0
add.l #pc_Sizeof,d0
move.l d0,pc_Ptr(a1)
move.w #pc_Sizeof/2-1,d0
oppic1: move.w (a1)+,(a0)+
dbf d0,oppic1
move.l a0,picptr
bsr putcolor
bsr putpic
move.l table,a0 ;end of input file.
move.l o_close(a0),a0 ; close and flush buffer
jsr (a0)
move.l table,a0
move.l f_closer(a0),a0
jmp (a0)
abortobj:
move.l table,a0 ;end of input file.
move.l o_abort(a0),a0 ; close and flush buffer
jsr (a0)
move.l table,a0
move.l f_closer(a0),a0
jmp (a0)
*
*
*
getpicinfo:
move.l table,a0
move.l f_getw(a0),a0
jsr (a0)
move.l table,a0
move.l f_getw(a0),a0
jsr (a0)
lea neotbl,a0
lsl.w #2,d0
move.l 0(a0,d0.w),a0
lea pic,a4
move.w (a0)+,pc_Palet(a4) ;number of color pallet entries
move.w (a0)+,pc_BitPln(a4)
move.w (a0)+,pc_W(a4)
move.w (a0)+,pc_H(a4)
move.w (a0)+,pc_Width(a4)
move.w (a0)+,pc_XDpi(a4)
move.w (a0),pc_YDpi(a4)
clr.w pc_Type(a4)
move.w #-1,pc_SFreq(a4)
move.w #-1,pc_SAngle(a4)
clr.w pc_SSpot(a4)
clr.l pc_SMap(a4)
clr.l pc_SMap+4(a4)
rts
putcolor:
move.w pic+pc_Palet,temp1 ;# of colors in bit map
neop2: move.l table,a0
move.l f_getw(a0),a0
jsr (a0)
move.w d0,d1
move.w d0,d2
lsr.w #8,d0
lsr.w #4,d1
and.w #%111,d0 ;red
and.w #%111,d1 ;green
and.w #%111,d2 ;blue
mulu #65535,d0
mulu #65535,d1
mulu #65535,d2
divu #7,d0
divu #7,d1
divu #7,d2
move.l picptr,a4
move.w d0,(a4)+ ;red
move.w d1,(a4)+ ;green
move.w d2,(a4)+ ;blue
mulu #19661,d0
mulu #38666,d1
mulu #7209,d2
add.l d1,d0
add.l d2,d0
swap d0
cmp.w #$8000,d0
bcc pcwhite
moveq #1,d0
bra pcblack
pcwhite:
moveq #0,d0
pcblack:
move.w d0,(a4)+
move.l a4,picptr
subq.w #1,temp1
bne neop2
move.l #16,d0 ;skip over unused color pallete entries
sub.w pic+pc_Palet,d0
lsl.w #1,d0
add.w #92,d0
move.l table,a0
move.l f_skip(a0),a0
jmp (a0)
*
*
*
putpic: move.w pic+pc_Width,d0
lsr.w #1,d0
move.w d0,dwidth
move.w pic+pc_Width,d0
mulu pic+pc_H,d0
move.l d0,dplane
pneo1: move.w dwidth,temp2
pneo2: move.w pic+pc_BitPln,temp3
move.l picptr,a1
pneo3: move.l a1,-(sp)
move.l table,a0
move.l f_getw(a0),a0
jsr (a0)
move.l (sp)+,a1
move.w d0,(a1)
add.l dplane,a1
subq.w #1,temp3
bne pneo3
addq.l #2,picptr
subq.w #1,temp2
bne pneo2
subq.w #1,pic+pc_H
bne pneo1
*
rts
Mulu1632:
move.l table,a0
move.l mulu1632(a0),a0
jmp (a0)
Divu1648:
move.l table,a0
move.l divu1648(a0),a0
jmp (a0)
*******************************************************************
*** called when the import routine choosen finds something ***
*** wrong with the file loaded. ***
*******************************************************************
notright:
rts
never: moveq #0,d0
rts
maybe: moveq #1,d0
rts
right: moveq #2,d0
rts
*************************************************************
*************************************************************
.data
*
special:
dc.w 2
dc.l spcl1,spcl2
*
neotbl: dc.l neolow,neomed,neohi
neolow: dc.w 16,4,320,200,40,36,36
neomed: dc.w 4,2,640,200,80,72,36
neohi: dc.w 2,1,640,400,80,77,77
*
*
*
name: dc.b "Neochrome Picture v2.1.0",0
*
spcl1: dc.b "Picture Window",0
spcl2: dc.b "Object",0
*
.bss
temp1: ds.w 1
temp2: ds.w 1
temp3: ds.w 1
dwidth: ds.w 1
dplane: ds.l 1
picptr: ds.l 1
object: ds.w ob_SizeOf/2
pic: ds.w pc_Sizeof/2