From 9a7d82b700167d5d023c06c3432fb165bff30c2f Mon Sep 17 00:00:00 2001
From: Robin Haberkorn <robin.haberkorn@googlemail.com>
Date: Tue, 14 Aug 2012 18:16:37 +0200
Subject: automatically zoom background image

---
 effect-pad.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'effect-pad.c')

diff --git a/effect-pad.c b/effect-pad.c
index b942bdc..4fa05dc 100644
--- a/effect-pad.c
+++ b/effect-pad.c
@@ -6,6 +6,7 @@
 #include <SDL.h>
 #include <SDL_image.h>
 #include <SDL_framerate.h>
+#include <SDL_rotozoom.h>
 
 //#define EFFECT_FIRE_COLORKEYED
 
@@ -287,7 +288,17 @@ main(int argc, char **argv)
 		SDL_IMAGE_ERROR("IMG_Load");
 		return EXIT_FAILURE;
 	}
-	assert(image_surface->w == screen->w && image_surface->h == screen->h);
+
+	if (image_surface->w != screen->w || image_surface->h != screen->h) {
+		SDL_Surface *new;
+
+		new = zoomSurface(image_surface,
+				  (double)screen->w/image_surface->w,
+				  (double)screen->h/image_surface->h,
+				  SMOOTHING_ON);
+		SDL_FreeSurface(image_surface);
+		image_surface = new;
+	}
 
 	fire_surface = effect_fire_init();
 
-- 
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