From bbfc49f49dedf5020c25426f276537fe0aa46771 Mon Sep 17 00:00:00 2001
From: jsancho <devnull@localhost>
Date: Thu, 29 Dec 2011 20:38:33 +0000
Subject: [PATCH] Games properties.

---
 src/gacela.scm | 28 ++++++++++++++++++----------
 src/video.scm  | 15 +++++++++++----
 2 files changed, 29 insertions(+), 14 deletions(-)

diff --git a/src/gacela.scm b/src/gacela.scm
index 86c4605..a0b9b22 100644
--- a/src/gacela.scm
+++ b/src/gacela.scm
@@ -22,6 +22,12 @@
   #:use-module (ice-9 optargs)
   #:export (load-texture
 	    load-font
+	    *title*
+	    *width-screen*
+	    *height-screen*
+	    *bpp-screen*
+	    *frames-per-second*
+	    *mode*
 	    set-game-properties!
 	    get-game-properties
 	    init-gacela
@@ -80,12 +86,12 @@
 
 ;;; Game Properties
 
-(define title "Gacela")
-(define width-screen 640)
-(define height-screen 480)
-(define bpp-screen 32)
-(define frames-per-second 20)
-(define mode '2d)
+(define *title* "Gacela")
+(define *width-screen* 640)
+(define *height-screen* 480)
+(define *bpp-screen* 32)
+(define *frames-per-second* 20)
+(define *mode* '2d)
 
 (define* (set-game-properties! #:key title width height bpp fps mode)
   (if title
@@ -98,13 +104,13 @@
 	(if (not height) (set! height (get-screen-height)))
 	(resize-screen width height)))
   (if fps
-      (set-frames-per-second fps))
+      (set-frames-per-second! fps))
   (if mode
       (if (eq? mode '3d) (set-3d-mode) (set-2d-mode)))
   (get-game-properties))
 
 (define (get-game-properties)
-  `((title . ,(get-screen-title)) (width . ,(get-screen-width)) (height . ,(get-screen-height)) (bpp . ,(get-screen-bpp)) (fps . ,pfps) (mode . ,pmode)))
+  `((title . ,(get-screen-title)) (width . ,(get-screen-width)) (height . ,(get-screen-height)) (bpp . ,(get-screen-bpp)) (fps . ,(get-frames-per-second)) (mode . ,(if (3d-mode?) '3d '2d))))
 
 
 ;;; Main Loop
@@ -129,12 +135,14 @@
 (define (game-loop)
 ;	  (refresh-active-mobs)
   (set! loop-flag #t)
-  (init-video 640 480 32)
+  (init-video *width-screen* *height-screen* *bpp-screen* #:title *title* #:mode *mode* #:fps *frames-per-second*)
   (while loop-flag
 	 (init-frame-time)
 ;	    (check-connections)
 	 (process-events)
-	 (cond ((not (quit?))
+	 (cond ((quit-signal?)
+		(quit-gacela))
+	       (else
 		(clear-screen)
 		(to-origin)
 ;		   (refresh-active-mobs)
diff --git a/src/video.scm b/src/video.scm
index f9e37f1..c30f333 100644
--- a/src/video.scm
+++ b/src/video.scm
@@ -36,7 +36,8 @@
 	    set-2d-mode
 	    set-3d-mode
 	    3d-mode?
-	    set-frames-per-second
+	    get-frames-per-second
+	    set-frames-per-second!
 	    init-frame-time
 	    get-frame-time
 	    delay-frame
@@ -67,7 +68,7 @@
 (define screen #f)
 (define flags 0)
 
-(define* (init-video width height bpp #:key (mode '2d) (title ""))
+(define* (init-video width height bpp #:key (mode '2d) (title "") (fps 20))
   (cond ((not screen)
 	 (SDL_Init SDL_INIT_VIDEO)
 	 (let ((info (SDL_GetVideoInfo)))
@@ -77,6 +78,7 @@
 			  (if (= (assoc-ref info 'blit_hw) 0) 0 SDL_HWACCEL)))
 	   (set! screen (SDL_SetVideoMode width height bpp flags))
 	   (set-screen-title! title)
+	   (set-frames-per-second! fps)
 	   (init-gl)
 	   (if (eq? mode '3d) (set-3d-mode) (set-2d-mode))))))
 
@@ -87,7 +89,7 @@
   (surface-w screen))
 
 (define (get-screen-bpp)
-  (surface-format-BytesPerPixel screen))
+  (* (surface-format-BytesPerPixel screen) 8))
 
 (define (set-screen-bpp! bpp)
   (cond (screen
@@ -163,9 +165,14 @@
 ;;; Frames per second
 
 (define time 0)
+(define frames-per-second 20)
 (define time-per-frame 50)   ;in ms
 
-(define (set-frames-per-second fps)
+(define (get-frames-per-second)
+  frames-per-second)
+
+(define (set-frames-per-second! fps)
+  (set! frames-per-second fps)
   (set! time-per-frame (/ 1000.0 fps)))
 
 (define (init-frame-time)
-- 
2.39.2