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[gacela.git] / gacela_tetris.lisp

diff --git a/gacela_tetris.lisp b/gacela_tetris.lisp
index 82957105659d052ab0932acf1a8701efba6f9d53..bc1d5e7e3fcbbbfff5473cf34edfc4a6dc1c8bae 100644 (file)
--- a/gacela_tetris.lisp
+++ b/gacela_tetris.lisp
@@ -1,6 +1,6 @@
 (in-package :gacela)
 
-(set-frames-per-second 15)
+(set-game-properties :title "Gacela Tetris" :fps 15)
 
 (defun tetramine-i ()
   (let ((color '(1 0 0)))
@@ -109,7 +109,10 @@
 
   (defun inc-points (l)
     (incf points
-         (labels ((more-lines-better 
+         (labels ((more-lines-better (n)
+                                     (cond ((= n 0) n)
+                                           (t (+ n (more-lines-better (- n 1)))))))
+                 (* (more-lines-better l) 10)))
     (incf lines l)))
 
 (let ((tetramine (random-tetramine)) (x 6) (y 0)
@@ -117,7 +120,16 @@
       (timer (make-timer))
       (grid (make-list 20 :initial-element (make-list 14)))
       (background (draw-image-function "fondo_tetris.png"))
-      (font (load-font "lazy.ttf" :size 20)))
+      (font (load-font "lazy.ttf" :size 20))
+      (game-over))
+
+  (defun game ()
+    (if game-over (game-over) (tetramine)))
+
+  (defun game-over ()
+    (translate -100 0)
+    (render-text "Game Over" font :size 50))
+
   (defun tetramine ()
     (cond ((eq (timer-state timer) 'stopped) (start-timer timer)))
 
@@ -140,6 +152,7 @@
                      (> (+ y 1 (length tetramine)) 20))
                  (setq grid (remove-rows-completed (join-grids tetramine grid x y)))
                  (setq tetramine next x 6 y 0)
+                 (cond ((collide-grids tetramine grid x y) (setq game-over t)))
                  (setq next (random-tetramine)))
                 (t (incf y) (start-timer timer)))))
     (funcall background)
@@ -155,7 +168,8 @@
 (let ((frame 0.0) (fps (make-timer)) (update (make-timer)))
   (start-timer update)
   (start-timer fps)
-  (run-game "Gacela Tetris"
-           (tetramine)
-           (incf frame)
-           (cond ((> (get-time update) 1000) (print (/ frame (/ (get-time fps) 1000.0))) (start-timer update)))))
+  (run-game
+   (game)
+   (incf frame)
+   (cond ((> (get-time update) 1000) (print (/ frame (/ (get-time fps) 1000.0))) (start-timer update))))
+  (quit-game))