factor/unmaintained/cartesian/cartesian.factor

43 lines
1.1 KiB
Factor

USING: kernel combinators sequences opengl.gl
ui.render ui.gadgets ui.gadgets.slate
accessors ;
IN: ui.gadgets.cartesian
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
TUPLE: cartesian < slate x-min x-max y-min y-max z-min z-max perspective ;
: init-cartesian ( cartesian -- cartesian )
init-slate
-10 >>x-min
10 >>x-max
-10 >>y-min
10 >>y-max
-1 >>z-min
1 >>z-max ;
: <cartesian> ( -- cartesian ) cartesian new init-cartesian ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
M: cartesian establish-coordinate-system ( cartesian -- cartesian )
dup
{
[ x-min>> ] [ x-max>> ]
[ y-min>> ] [ y-max>> ]
[ z-min>> ] [ z-max>> ]
}
cleave
glOrtho ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
: x-range ( cartesian range -- cartesian ) first2 [ >>x-min ] [ >>x-max ] bi* ;
: y-range ( cartesian range -- cartesian ) first2 [ >>y-min ] [ >>y-max ] bi* ;
: z-range ( cartesian range -- cartesian ) first2 [ >>z-min ] [ >>z-max ] bi* ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!