factor/extra/cfdg/cfdg.factor

257 lines
6.3 KiB
Factor

USING: kernel alien.c-types combinators namespaces make arrays
sequences sequences.lib namespaces.lib splitting
math math.functions math.vectors math.trig
opengl.gl opengl.glu opengl ui ui.gadgets.slate
vars colors self self.slots
random-weighted colors.hsv cfdg.gl accessors
ui.gadgets.handler ui.gestures assocs ui.gadgets macros
qualified ;
QUALIFIED: syntax
IN: cfdg
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
SELF-SLOTS: hsva
: clear-color ( color -- ) gl-clear-color GL_COLOR_BUFFER_BIT glClear ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
! if (adjustment < 0)
! base + base * adjustment
! if (adjustment > 0)
! base + (1 - base) * adjustment
: adjust ( val num -- val ) dup 0 > [ 1 pick - * + ] [ dupd * + ] if ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: hue ( num -- ) hue-> + 360 mod ->hue ;
: saturation ( num -- ) saturation-> swap adjust ->saturation ;
: brightness ( num -- ) value-> swap adjust ->value ;
: alpha ( num -- ) alpha-> swap adjust ->alpha ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: h ( num -- ) hue ;
: sat ( num -- ) saturation ;
: b ( num -- ) brightness ;
: a ( num -- ) alpha ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
VAR: color-stack
: init-color-stack ( -- ) V{ } clone >color-stack ;
: push-color ( -- ) self> color-stack> push self> clone >self ;
: pop-color ( -- ) color-stack> pop dup >self gl-color ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: double-nth* ( c-array indices -- seq ) swap [ double-nth ] curry map ;
: check-size ( modelview -- num ) { 0 1 4 5 } double-nth* [ abs ] map biggest ;
VAR: threshold
: iterate? ( -- ? ) get-modelview-matrix check-size threshold> > ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
! cos 2a sin 2a 0 0
! sin 2a -cos 2a 0 0
! 0 0 1 0
! 0 0 0 1
! column major order
: gl-flip ( angle -- ) deg>rad dup dup dup
[ 2 * cos , 2 * sin , 0 , 0 ,
2 * sin , 2 * cos neg , 0 , 0 ,
0 , 0 , 1 , 0 ,
0 , 0 , 0 , 1 , ]
{ } make >c-double-array glMultMatrixd ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: circle ( -- )
self> gl-color
gluNewQuadric dup 0 0.5 20 10 gluDisk gluDeleteQuadric ;
: triangle ( -- )
self> gl-color
GL_POLYGON glBegin
0 0.577 glVertex2d
0.5 -0.289 glVertex2d
-0.5 -0.289 glVertex2d
glEnd ;
: square ( -- )
self> gl-color
GL_POLYGON glBegin
-0.5 0.5 glVertex2d
0.5 0.5 glVertex2d
0.5 -0.5 glVertex2d
-0.5 -0.5 glVertex2d
glEnd ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: size ( scale -- ) dup 1 glScaled ;
: size* ( scale-x scale-y -- ) 1 glScaled ;
: rotate ( angle -- ) 0 0 1 glRotated ;
: x ( x -- ) 0 0 glTranslated ;
: y ( y -- ) 0 swap 0 glTranslated ;
: flip ( angle -- ) gl-flip ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: s ( scale -- ) size ;
: s* ( scale-x scale-y -- ) size* ;
: r ( angle -- ) rotate ;
: f ( angle -- ) flip ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: do ( quot -- )
push-modelview-matrix
push-color
call
pop-modelview-matrix
pop-color ; inline
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: recursive ( quot -- ) iterate? swap when ; inline
: multi ( seq -- ) random-weighted* call ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: [rules] ( seq -- quot )
[ unclip swap [ [ do ] curry ] map concat 2array ] map
[ call-random-weighted ] swap prefix
[ when ] swap prefix
[ iterate? ] swap append ;
MACRO: rules ( seq -- quot ) [rules] ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: [rule] ( seq -- quot )
[ [ do ] swap prefix ] map concat
[ when ] swap prefix
[ iterate? ] prepend ;
MACRO: rule ( seq -- quot ) [rule] ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
VAR: background
: set-initial-background ( -- ) T{ hsva f 0 0 1 1 } clone >self ;
: set-background ( -- )
set-initial-background
background> call
self> clear-color ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
USING: rewrite-closures ;
VAR: viewport ! { left width bottom height }
VAR: start-shape
: set-initial-color ( -- ) T{ hsva f 0 0 0 1 } clone >self ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
SYMBOL: dlist
! : build-model-dlist ( -- )
! 1 glGenLists dlist set
! dlist get GL_COMPILE_AND_EXECUTE glNewList
! start-shape> call
! glEndList ;
: build-model-dlist ( -- )
1 glGenLists dlist set
dlist get GL_COMPILE_AND_EXECUTE glNewList
set-initial-color
self> gl-color
start-shape> call
glEndList ;
: display ( -- )
GL_PROJECTION glMatrixMode
glLoadIdentity
viewport> first dup viewport> second +
viewport> third dup viewport> fourth + gluOrtho2D
GL_MODELVIEW glMatrixMode
glLoadIdentity
set-background
GL_COLOR_BUFFER_BIT glClear
init-modelview-matrix-stack
init-color-stack
dlist get not
[ build-model-dlist ]
[ dlist get glCallList ]
if ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: delete-dlist ( -- ) dlist get [ dlist get 1 glDeleteLists dlist off ] when ;
: cfdg-window* ( -- )
C[ display ] <slate>
{ 500 500 } >>pdim
C[ delete-dlist ] >>ungraft
dup "CFDG" open-window ;
: cfdg-window ( -- ) [ cfdg-window* ] with-ui ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
SYMBOL: the-slate
: rebuild ( -- ) delete-dlist the-slate get relayout-1 ;
: <cfdg-gadget> ( -- slate )
C[ display ] <slate>
dup the-slate set
{ 500 500 } >>pdim
C[ dlist get [ dlist get 1 glDeleteLists ] when ] >>ungraft
<handler>
H{ } clone
T{ key-down f f "ENTER" } C[ drop rebuild ] swap pick set-at
T{ button-down } C[ drop rebuild ] swap pick set-at
>>table ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
USE: fry
: cfdg-window. ( quot -- )
'[ [ @ <cfdg-gadget> "CFDG" open-window ] with-scope ] with-ui ;