! Copyright (C) 2006, 2007, 2008 Alex Chapman
! See http://factorcode.org/license.txt for BSD license.
-USING: accessors arrays combinators kernel math math.vectors
-namespaces opengl opengl.gl sequences tetris.board tetris.game
-tetris.piece ui.render tetris.tetromino ui.gadgets colors ;
+
+USING: accessors arrays colors combinators kernel math opengl
+opengl.gl sequences tetris.game tetris.piece ;
+
IN: tetris.gl
-#! OpenGL rendering for tetris
+! OpenGL rendering for tetris
: draw-block ( block -- )
{ 1 1 } gl-fill-rect ;
piece-blocks [ draw-block ] each ;
: draw-piece ( piece -- )
- dup tetromino>> colour>> gl-color draw-piece-blocks ;
+ dup tetromino>> color>> gl-color draw-piece-blocks ;
: draw-next-piece ( piece -- )
- dup tetromino>> colour>>
+ dup tetromino>> color>>
>rgba-components drop 0.2 <rgba> gl-color draw-piece-blocks ;
! TODO: move implementation specific stuff into tetris-board
: (draw-row) ( x y row -- )
- [ over ] dip nth dup
- [ gl-color 2array draw-block ] [ 3drop ] if ;
+ overd nth [ gl-color 2array draw-block ] [ 2drop ] if* ;
: draw-row ( y row -- )
- dup length -rot [ (draw-row) ] 2curry each ;
+ [ length <iota> swap ] keep [ (draw-row) ] 2curry each ;
: draw-board ( board -- )
- rows>> dup length swap
- [ dupd nth draw-row ] curry each ;
+ rows>> [ swap draw-row ] each-index ;
: scale-board ( width height board -- )
[ width>> ] [ height>> ] bi swapd [ / ] dup 2bi* 1 glScalef ;
+: set-background-color ( tetris -- )
+ dup running?>> [
+ paused?>> COLOR: light-gray COLOR: white ?
+ ] [ drop COLOR: black ] if gl-color ;
+
+: draw-background ( board -- )
+ [ 0 0 ] dip [ width>> ] [ height>> ] bi glRectf ;
+
: draw-tetris ( width height tetris -- )
- #! width and height are in pixels
+ ! width and height are in pixels
[
{
[ board>> scale-board ]
+ [ set-background-color ]
+ [ board>> draw-background ]
[ board>> draw-board ]
[ next-piece draw-next-piece ]
[ current-piece draw-piece ]
} cleave
- ] do-matrix ;
\ No newline at end of file
+ ] do-matrix ;