! Copyright (C) 2007, 2008 Alex Chapman
! See http://factorcode.org/license.txt for BSD license.
-USING: accessors colors.constants combinators jamshred.log
-jamshred.oint jamshred.sound jamshred.tunnel kernel locals math
-math.constants math.order math.ranges math.vectors math.matrices
-sequences shuffle specialized-arrays strings system ;
+
+USING: accessors colors combinators jamshred.oint
+jamshred.sound jamshred.tunnel kernel math math.order
+math.vectors ranges sequences specialized-arrays
+strings system ;
QUALIFIED-WITH: alien.c-types c
SPECIALIZED-ARRAY: c:float
IN: jamshred.player
f f 0 default-speed player boa ;
: turn-player ( player x-radians y-radians -- )
- [ over ] dip left-pivot up-pivot ;
+ overd left-pivot up-pivot ;
: roll-player ( player z-radians -- )
forward-pivot ;
: moved ( player -- ) nano-count swap last-move<< ;
: speed-range ( -- range )
- max-speed [0,b] ;
+ max-speed [0..b] ;
: change-player-speed ( inc player -- )
[ + 0 max-speed clamp ] change-speed drop ;
: almost-to-collision ( player -- distance )
distance-to-collision 0.1 - dup 0 < [ drop 0 ] when ;
-: from ( player -- radius distance-from-centre )
+: from ( player -- radius distance-from-center )
[ nearest-segment>> dup radius>> swap ] [ location>> ] bi
- distance-from-centre ;
+ distance-from-center ;
: distance-from-wall ( player -- distance ) from - ;
-: fraction-from-centre ( player -- fraction ) from swap / ;
+: fraction-from-center ( player -- fraction ) from swap / ;
: fraction-from-wall ( player -- fraction )
- fraction-from-centre 1 swap - ;
+ fraction-from-center 1 swap - ;
: update-nearest-segment2 ( heading player -- )
2dup distance-to-heading-segment-area 0 <= [
?move-player-freely over 0 > [
! bounce
drag-player
- (move-player)
] when ;
: move-player ( player -- )
[ update-time ] [ distance-to-move ] [ (move-player) 2drop ] tri ;
: update-player ( player -- )
- [ move-player ] [ nearest-segment>> "white" named-color swap color<< ] bi ;
+ [ move-player ] [ nearest-segment>> COLOR: white swap color<< ] bi ;