From 5d4256607358f78f54bb6958e572ef028d2e1c59 Mon Sep 17 00:00:00 2001
From: jsancho <devnull@localhost>
Date: Mon, 25 Oct 2010 23:43:42 +0000
Subject: [PATCH]

---
 gacela.lisp        |  3 +++
 gacela_draw.lisp   | 14 ++++++++------
 gacela_sound.lisp  | 17 +++++++++++++++++
 gacela_tetris.lisp |  6 +++---
 4 files changed, 31 insertions(+), 9 deletions(-)

diff --git a/gacela.lisp b/gacela.lisp
index 31fe8ab..f174a48 100644
--- a/gacela.lisp
+++ b/gacela.lisp
@@ -154,6 +154,9 @@
 (defun make-resource-font (&key filename encoding)
   `(:type font :filename ,filename :enconding ,encoding))
 
+(defun make-resource-sound (&key filename)
+  `(:type sound :filename ,filename))
+
 (defmacro get-rtime (key)
   `(resource-time (gethash ,key resources-table)))
 
diff --git a/gacela_draw.lisp b/gacela_draw.lisp
index 559412b..8cff747 100644
--- a/gacela_draw.lisp
+++ b/gacela_draw.lisp
@@ -112,13 +112,15 @@
 			     :static static)
 	       key)))))))
 
-(defun draw-image-function (filename)
+(defun draw-image (filename &ptional (zoom 1))
   (let ((texture (load-texture filename)))
-    (lambda (&optional (f 1))
-      (cond (texture
-	     (let ((width (getf (get-resource texture) :width))
-		   (height (getf (get-resource texture) :height)))
-	       (draw-rectangle (* f width) (* f height) :texture texture)))))))
+    (cond (texture (draw-texture texture zoom)))))
+
+(defun draw-texture (texture &optional (zoom 1))
+  (cond (texture
+	 (let ((width (getf (get-resource texture) :width))
+	       (height (getf (get-resource texture) :height)))
+	   (draw-rectangle (* zoom width) (* zoom height) :texture texture)))))
 
 (defun draw-quad (v1 v2 v3 v4 &key texture)
   (let ((id-texture (getf (get-resource texture) :id-texture)))
diff --git a/gacela_sound.lisp b/gacela_sound.lisp
index ae9b72b..e0cdf56 100644
--- a/gacela_sound.lisp
+++ b/gacela_sound.lisp
@@ -20,3 +20,20 @@
 	   (in-package 'gacela :nicknames '(gg) :use '(lisp)))
 
 
+(defun load-sound (filename &key static)
+  (let ((key (make-resource-sound :filename filename)))
+    (cond ((get-resource key) key)
+	  (t (true-load-sound filename static)))))
+
+(defun true-load-sound (filename static)
+  (init-audio)
+  (let ((key (make-resource-sound :filename filename))
+	(sound (Mix_LoadWAV filename)))
+    (cond ((/= sound 0)
+	   (set-resource key
+			 `(:id-sound ,sound)
+			 (lambda () (true-load-sound filename static))
+			 (lambda () (Mix_FreeChunk sound))
+			 :static static)
+	   key))))
+
diff --git a/gacela_tetris.lisp b/gacela_tetris.lisp
index 9d67a1d..5435e96 100644
--- a/gacela_tetris.lisp
+++ b/gacela_tetris.lisp
@@ -119,8 +119,8 @@
       (next (random-tetramine))
       (timer (make-timer))
       (grid (make-list 20 :initial-element (make-list 14)))
-      (background (draw-image-function "fondo_tetris.png"))
-;      (background (draw-image-function "../../nehe/lesson06/data/nehe.bmp"))
+      (background (load-texture "fondo_tetris.png"))
+;      (background (load-texture "../../nehe/lesson06/data/nehe.bmp"))
       (font (load-font "lazy.ttf" :size 20))
       (game-over))
 
@@ -156,7 +156,7 @@
 		  (cond ((collide-grids tetramine grid x y) (setq game-over t)))
 		  (setq next (random-tetramine)))
 		 (t (incf y) (start-timer timer)))))
-    (funcall background)
+    (draw-texture background)
     (translate -288 218)
     (draw-grid (join-grids tetramine grid x y))
     (translate 440 440)
-- 
2.39.5