From f222261d0c3d6670b2069f66311c9113133deb7c Mon Sep 17 00:00:00 2001
From: jsancho <devnull@localhost>
Date: Thu, 8 Dec 2011 18:06:43 +0000
Subject: [PATCH] Gacela as Guile modules.

---
 src/audio.scm  | 37 +++++++++++++++++++++++++++++++++++++
 src/gacela.scm | 26 +++++---------------------
 src/video.scm  |  6 +-----
 3 files changed, 43 insertions(+), 26 deletions(-)
 create mode 100644 src/audio.scm

diff --git a/src/audio.scm b/src/audio.scm
new file mode 100644
index 0000000..41207f4
--- /dev/null
+++ b/src/audio.scm
@@ -0,0 +1,37 @@
+;;; Gacela, a GNU Guile extension for fast games development
+;;; Copyright (C) 2009 by Javier Sancho Fernandez <jsf at jsancho dot org>
+;;;
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation, either version 3 of the License, or
+;;; (at your option) any later version.
+;;;
+;;; This program is distributed in the hope that it will be useful,
+;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+(define-module (gacela audio)
+  #:use-module (gacela sdl)
+  #:export (init-audio
+	    quit-audio))
+
+
+(define init-audio #f)
+(define quit-audio #f)
+
+(let ((audio #f))
+  (set! init-audio
+	(lambda ()
+	  (cond ((not audio)
+		 (SDL_Init SDL_INIT_AUDIO)
+		 (set! audio (Mix_OpenAudio 22050 MIX_DEFAULT_FORMAT 2 4096))))))
+
+  (set! quit-audio
+	(lambda ()
+	  (Mix_CloseAudio)
+	  (set! audio #f))))
diff --git a/src/gacela.scm b/src/gacela.scm
index 0de0b7b..a45337a 100644
--- a/src/gacela.scm
+++ b/src/gacela.scm
@@ -25,39 +25,23 @@
 (define *mode* '2d)
 
 
-;;; Audio Subsystem
-
-(define init-audio #f)
-(define quit-audio #f)
-
-(let ((audio #f))
-  (set! init-audio
-	(lambda ()
-	  (cond ((not audio) (begin (init-sdl) (set! audio (Mix_OpenAudio 22050 MIX_DEFAULT_FORMAT 2 4096))))
-		(else audio))))
-
-  (set! quit-audio
-	(lambda ()
-	  (Mix_CloseAudio)
-	  (set! audio #f))))
-
-
 ;;; Resources Cache
 
 (define resources-cache (make-weak-value-hash-table))
 
-(define get-resource-from-cache #f)
-(define insert-resource-into-cache #f)
+(define from-cache #f)
+(define into-cache #f)
 
 (let ()
-  (set! get-resource-from-cache
+  (set! from-cache
 	(lambda (key)
 	  (hash-ref resources-cache key)))
 
-  (set! insert-resource-into-cache
+  (set! into-cache
 	(lambda (key res)
 	  (hash-set! resources-cache key res))))
 
+
 ;;; GaCeLa Functions
 
 (define set-frames-per-second #f)
diff --git a/src/video.scm b/src/video.scm
index d12e5ec..92d1ca8 100644
--- a/src/video.scm
+++ b/src/video.scm
@@ -37,8 +37,6 @@
 	    with-color
 	    progn-textures
 	    draw
-	    load-image
-	    resize-surface
 	    load-texture
 	    draw-texture
 	    draw-line
@@ -78,8 +76,7 @@
 		   (set! screen (SDL_SetVideoMode width height bpp flags))
 		   (SDL_WM_SetCaption title "")
 		   (init-gl)
-		   (if (eq? mode '3d) (set-3d-mode) (set-2d-mode))))
-		(else #t))))
+		   (if (eq? mode '3d) (set-3d-mode) (set-2d-mode)))))))
 
   (set! get-screen-height
 	(lambda ()
@@ -222,7 +219,6 @@
 	   (SDL_DisplayFormatAlpha image)))))
   
 (define (load-image-for-texture filename)
-  (init-sdl)
   (let ((image (load-image filename)))
     (cond (image
 	   (let* ((width (surface-w image)) (height (surface-h image))
-- 
2.39.2