From 6b380ae5e7c74281def85cfa874e5a6ec3f41ae7 Mon Sep 17 00:00:00 2001
From: oysteini <oysteini@pvv.ntnu.no>
Date: Thu, 1 Mar 2007 13:00:51 +0000
Subject: [PATCH] Image::copySurface added

---
 lib/image.cpp | 12 ++++++++++++
 lib/image.h   |  2 +-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/lib/image.cpp b/lib/image.cpp
index 620794a..fccf352 100644
--- a/lib/image.cpp
+++ b/lib/image.cpp
@@ -16,4 +16,16 @@ namespace Image
 
 		}
 	}
+
+	SDL_Surface *copySurface(SDL_Surface *s)
+	{
+		SDL_Surface *copy = SDL_CreateRGBSurface(SDL_SWSURFACE, s->w, s->h,
+							 s->format->BitsPerPixel,
+							 s->format->Rmask, s->format->Gmask,
+							 s->format->Bmask, s->format->Amask);
+		SDL_BlitSurface(s, NULL, copy, NULL);
+		return copy;
+	}
+
+
 }
diff --git a/lib/image.h b/lib/image.h
index ef8713c..aff3205 100644
--- a/lib/image.h
+++ b/lib/image.h
@@ -22,7 +22,7 @@ namespace Image
 {
 
 	void threshold(SDL_Surface *image, int lowerBound, int upperBound);
-
+	SDL_Surface *copySurface(SDL_Surface *s);
 }
 
 #endif /* ifndef _IMAGE_H_ */