/
cuboiso5.r3
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cuboiso5.r3
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|MEM 32768
| cubo isometrico
| PHREDA 2020
|
|-------------------
^r3/lib/gui.r3
^r3/lib/3d.r3
^r3/lib/gr.r3
|------------------------------
#xcam 0 #ycam 0 #zcam 1.0
#octree
#octvert * 3072 | 32 niveles de 3 valores*8 vert
#octvert> 'octvert
#rotsum * 2048 | 32 niveles de 2 valores*8 vert
#rotsum> 'rotsum
#mask
#x0 #y0 #z0
#x1 #y1 #z1
#x2 #y2 #z2
#x4 #y4 #z4
#x7 #y7 #z7 | centro del cubo
#xmask * 512
#ymask * 512
|---------------
:fillstart | --
'octvert >b
1.5 1.5 1.5 transform b!+ b!+ b!+ | 111
1.5 1.5 -1.5 transform b!+ b!+ b!+ | 110
1.5 -1.5 1.5 transform b!+ b!+ b!+ | 101
1.5 -1.5 -1.5 transform b!+ b!+ b!+ | 100
-1.5 1.5 1.5 transform b!+ b!+ b!+ | 011
-1.5 1.5 -1.5 transform b!+ b!+ b!+ | 010
-1.5 -1.5 1.5 transform b!+ b!+ b!+ | 001
-1.5 -1.5 -1.5 transform b!+ b!+ b!+ | 000
b> 'octvert> !
$ff $ff $ff transform 'x0 ! 'y0 ! 'z0 !
$ff $ff -$ff transform 'x1 ! 'y1 ! 'z1 !
$ff -$ff $ff transform 'x2 ! 'y2 ! 'z2 !
-$ff $ff $ff transform 'x4 ! 'y4 ! 'z4 !
-$ff -$ff -$ff transform
x0 + 1 >> 'x7 ! y0 + 1 >> 'y7 ! z0 + 1 >> 'z7 !
;
| PERSPECTIVA
:id3d | x y z -- u v
p3d ;
| ISOMETRICO
:id3d
pick2 over - 0.03 / ox + >r
rot + 1 >> + 0.03 / oy + r> swap ;
:fillveciso | --
octvert> 96 - >b
'rotsum
b@+ b@+ b@+ id3d rot !+ !+
b@+ b@+ b@+ id3d rot !+ !+
b@+ b@+ b@+ id3d rot !+ !+
b@+ b@+ b@+ id3d rot !+ !+
b@+ b@+ b@+ id3d rot !+ !+
b@+ b@+ b@+ id3d rot !+ !+
b@+ b@+ b@+ id3d rot !+ !+
b@+ b@+ b@ id3d rot !+ !+
'rotsum> ! ;
:getp | n -- x y
3 << 'rotsum + @+ swap @ swap ;
:drawire
$ffffff 'ink !
0 getp op 1 getp line 3 getp line 2 getp line 0 getp line
4 getp op 5 getp line 7 getp line 6 getp line 4 getp line
0 getp op 4 getp line 1 getp op 5 getp line
2 getp op 6 getp line 3 getp op 7 getp line
;
:calco
x0 x1 - x7 * y0 y1 - y7 * + z0 z1 - z7 * + 63 >> $1 and
x0 x2 - x7 * y0 y2 - y7 * + z0 z2 - z7 * + 63 >> $2 and or
x0 x4 - x7 * y0 y4 - y7 * + z0 z4 - z7 * + 63 >> $4 and or
$7 xor
'mask ! ;
:getn | id -- z y x
dup 1 << + 2 << 'octvert +
@+ swap @+ swap @ dup >r
pick2 over - 0.03 / ox + >r
rot + 1 >> + 0.03 / oy + r>
r> rot rot ;
|--------------------------------------
#$base
#$magic
#$octree
#$pixels
#$diff
#$paleta
:load3do | "" -- moctree
here dup rot load 'here ! ;
:3do! | octree --
dup '$base !
dup 28 + '$octree !
@+ '$magic !
@ $octree + '$pixels !
$pixels $octree - '$diff !
;
:octcolor | oct -- color
$diff + @ ;
#tpopcnt (
0 1 1 2 1 2 2 3 1 2 2 3 2 3 3 4
1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5
1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5
2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6
1 2 2 3 2 3 3 4 2 3 3 4 3 4 4 5
2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6
2 3 3 4 3 4 4 5 3 4 4 5 4 5 5 6
3 4 4 5 4 5 5 6 4 5 5 6 5 6 6 7 )
:popcnt | nro -- cnt
'tpopcnt + c@ ;
|-----------------------------------------
#xx0 #yy0 #zz0
#xx1 #yy1 #zz1
#xx2 #yy2 #zz2
#xx4 #yy4 #zz4
#minx #miny #minz
#lenx #leny #lenz
#xy #zz
#len
#vecpos * 64 | child vectors
#stacko * 256 | stack octree+nchildrens
#stacko> 'stacko
:stack3! | a b c --
stacko> !+ !+ !+ 'stacko> ! ;
:stack1@2 | -- a b
stacko> 12 - dup 'stacko> !
4 + @+ swap @ ;
:stackvar
stacko> @ 'xy ! ;
:addchild | bm 0 mask -- bm ch mask
1 over <<
pick3 nand? ( drop ; ) drop
swap 4 << over $8 or or swap ;
:fillchild | bitmask -- norden
0
mask addchild
1 xor addchild | 1 xor
3 xor addchild | 2 xor
6 xor addchild | 4 xor
7 xor addchild | 3 xor
6 xor addchild | 5 xor
3 xor addchild | 6 xor
1 xor addchild | 7 xor
drop nip | $ffffffff and
;
:getyxmaskl | len -- len bm
xy dup 16 >> 'ymask + c@
swap $ffff and 'xmask + c@
and $ff and ;
:getyxmask0 | y x -- y x mask
over 'ymask + c@
over 'xmask + c@
and $ff and ;
|--------------------------------------
:prevchild | len -- ordenn len
1 >> 0? ( dup ; )
stack1@2 $ffffffff and
4 >>> 0? ( 2drop prevchild ; )
stackvar
swap >b swap ;
:nextchild | norden len -- norden len
1 << swap | len norden
dup b> xy stack3!
$7 and 1 over << 1 -
b@+ dup rot and popcnt swap 8 >> + 2 << b+
3 << 'vecpos + @ xy swap - 1 << 'xy !
b> $pixels >=? ( octcolor a! 0 ; ) drop
getyxmaskl | len bm
b@ and 0? ( drop prevchild ; )
fillchild | len norden
swap ;
:rayoctree | octree s y x -- octree s y x
getyxmask0 |0? ( drop 4 a+ ; )
pick4 >b b@ and 0? ( drop 4 a+ ; )
pick2 16 << pick2 or 'xy !
'stacko 'stacko> !
fillchild | norden
1 ( len <? | norden len
nextchild | norden len
0? ( 2drop 4 a+ ; )
) 2drop
b> octcolor a!+ ;
:drawiso | octree --
minx miny xy>v >a
sw lenx - 2 <<
0 ( leny <?
0 ( lenx <?
rayoctree
1 + ) drop
over a+
1 + ) 3drop ;
|--------------------------------------
|--------------------------------------
:sminmax3 | a b c -- sn sx
pick2 dup 63 >> not and
pick2 dup 63 >> not and +
over dup 63 >> not and + >r
dup 63 >> and
swap dup 63 >> and +
swap dup 63 >> and +
r> ;
:packxyza!+ | x y z -- xyz0
rot xx0 + 1 >>
rot yy0 + 1 >> 16 << or a!+
zz0 + a!+ ;
:fillx | child x --
xx0 + 1 >> 'xmask +
lenx 1 + 1 >> ( 1? 1 - | child xmin len
pick2 pick2 c+!
swap 1 + swap ) 3drop ;
:filly | child x --
yy0 + 1 >> 'ymask +
leny 1 + 1 >> ( 1? 1 - | child xmin len
pick2 pick2 c+!
swap 1 + swap ) 3drop ;
:isodraw
0 getn 'xx0 ! 'yy0 ! 'zz0 !
1 getn xx0 - 'xx1 ! yy0 - 'yy1 ! zz0 - 'zz1 !
2 getn xx0 - 'xx2 ! yy0 - 'yy2 ! zz0 - 'zz2 !
4 getn xx0 - 'xx4 ! yy0 - 'yy4 ! zz0 - 'zz4 !
xx1 xx2 xx4 sminmax3 over - 1 + 'lenx ! xx0 + 'minx !
yy1 yy2 yy4 sminmax3 over - 1 + 'leny ! yy0 + 'miny !
zz1 zz2 zz4 sminmax3 over - 1 + 'lenz ! zz0 + 'minz !
minx neg 'xx0 +!
miny neg 'yy0 +!
minz neg 'zz0 +!
lenx leny min 1 >> 'len !
'vecpos >a
0 0 0 packxyza!+
xx1 yy1 zz1 packxyza!+
xx2 yy2 zz2 packxyza!+
xx1 xx2 + yy1 yy2 + zz1 zz2 + packxyza!+
xx4 yy4 zz4 packxyza!+
xx4 xx1 + yy4 yy1 + zz4 zz1 + packxyza!+
xx4 xx2 + yy4 yy2 + zz4 zz2 + packxyza!+
xx4 xx1 + xx2 + yy4 yy1 + yy2 + zz4 zz1 + zz2 + packxyza!+
'xmask 0 128 fill
$1 0 fillx
$2 xx1 fillx
$4 xx2 fillx
$8 xx1 xx2 + fillx
$10 xx4 fillx
$20 xx4 xx1 + fillx
$40 xx4 xx2 + fillx
$80 xx4 xx2 + xx1 + fillx
'ymask 0 128 fill
$1 0 filly
$2 yy1 filly
$4 yy2 filly
$8 yy1 yy2 + filly
$10 yy4 filly
$20 yy4 yy1 + filly
$40 yy4 yy2 + filly
$80 yy4 yy2 + yy1 + filly
$octree drawiso
;
|----------------------------------------
:box | x y r --
>r
over r@ - over r@ - 2dup op
2dup r@ 1 << + line
over r@ 1 << + over r@ 1 << + line
over r> 1 << + over line
line 2drop ;
:dumpvar
$ff00 'ink !
z0 y0 x0 "x0 %f %f %f " print cr
z1 y1 x1 "x1 %f %f %f " print cr
z2 y2 x2 "x2 %f %f %f " print cr
z4 y4 x4 "x4 %f %f %f " print cr
z7 y7 x7 "x7 %f %f %f " print cr
mask "%d " print cr
minz miny minx "%d %d %d " print cr
lenz leny lenx "%d %d %d " print cr
$ffff 'ink ! 0 getp 1 box
$ffffff 'ink ! mask getp 3 box
;
|------ vista
#xm #ym
#rx #ry
:dnlook
xypen 'ym ! 'xm ! ;
:movelook
xypen
ym over 'ym ! - neg 7 << 'rx +!
xm over 'xm ! - 7 << neg 'ry +! ;
#ani 0
#mseca
|-----------------------------------------
:main
cls home gui
msec dup mseca - "%d msec" print cr 'mseca !
Omode
rx mrotx ry mroty
xcam ycam zcam mtrans
fillstart
fillveciso
calco
isodraw
dumpvar
drawire
ani 1? ( 0.005 'ry +! ) drop
'dnlook 'movelook onDnMove
key
<f1> =? ( ani 1 xor 'ani ! )
<up> =? ( -0.01 'zcam +! )
<dn> =? ( 0.01 'zcam +! )
<le> =? ( -0.01 'xcam +! )
<ri> =? ( 0.01 'xcam +! )
<pgup> =? ( -0.01 'ycam +! )
<pgdn> =? ( 0.01 'ycam +! )
>esc< =? ( exit )
drop
acursor ;
:
mark
| "media/3do/tie fighter.3do"
| "media/3do/mario.3do"
"media/3do/ldhorse.3do"
| "media/3do/ovni31.3do"
load3do 'octree !
octree 3do!
'main onshow ;