fix precedence error

not enough room to describe "fractions add up" -- maybe I can just fit
in the "remainder" to hint that it will be considered in future
upgrades?

rearm_prototype.p8

@@ -54,18 +54,11 @@ end
 function _draw()
  cls()
  draw_hud_placeholder()
- -- draw_static()
  left_pane:draw()
  right_pane:draw()
  rearm_pane_instance:draw()
 end
 
-function draw_static()
- draw_weap_opt(0,0,frame_col(item==1),1,"hull","\n    +1\n   max\n  health")
- draw_weap_opt(56,0,frame_col(item==2),2,"vulc","   rate\n\n  faster\n  firing\n   rate")
- draw_rearm(frame_col(item<0))
-end
-
 function _init()
  item=1
  bfm=1
@@ -80,8 +73,8 @@ function _init()
  rearm_pane_instance = rearm_pane.new{hot=function() return item < 0 end}
 end
 
-function _update()
- crt_frm += 0.5
+function _update60()
+ crt_frm += 0.25
  if (crt_frm >= 9) crt_frm = 1
  if (btn(3) and item > 0 or btn(2) and item < 0) item = -item
  if (btn(0)) item = 1
@@ -122,10 +115,10 @@ end
 crt={-91,-166,-2641,-1441,-23041,23295,-20491,24570}
 
 function glow_box(x0, y0, x1, y1, c, cf)
- rect(x0, y0, x1, y1, c[1])
- rect(x0+1, y0+1, x1-1, y1-1, c[2])
- rect(x0+2, y0+2, x1-2, y1-2, c[1])
- rect(x0+3, y0+3, x1-3, y1-3, 0)
+ for i,v in ipairs{c[1],c[2],c[1],0} do
+  i -= 1
+  rect(x0+i,y0+i,x1-i,y1-i,v)
+ end
  fillp(crt[crt_frm&0xff])
  rectfill(x0+4, y0+4, x1-4, y1-4, cf)
  fillp()
@@ -156,22 +149,21 @@ end
 -- rearm pane objects
 easing_pane = mknew{
  -- to enter: pos = -1; to exit: pos = 1
- -- runs for 16 frames
+ -- runs for 32 frames in, 16 frames out
 }
 
 function easing_pane:frac()
  local pos = self.pos
  if (not pos) return
  if (pos < 0) return 1-easeoutbounce(1+pos)
- if (pos > 0) return easeoutbounce(1-pos)
+ if (pos > 0) return (1-pos)*(1-pos)
  return 0
 end
 
 function easing_pane:update()
  local pos = self.pos
  if (not pos or pos == 0) return
- -- increment is 0x0.1 -- 1/16th of pos
- if (pos < 0) pos = min(pos + 0x0.1, 0)
+ if (pos < 0) pos = min(pos + 0x0.05, 0)
  if pos > 0 then
   pos -= 0x0.1
   if (pos <= 0) pos = nil
@@ -206,7 +198,7 @@ function rearm_pane:draw()
  local frac = self:frac()
  if (not frac) return
  camera(0, -28 * frac)
- glow_box(0,101,111,127,frame_col(self:hot()),5)
+ glow_box(0,101,111,127,frame_col(self:hot()),1)
  spr(5,15,107,4,2)
  print("full ammo\nfull shield\n+50% health",54, 106, 6)
  camera()