Made the wallpaper be rescaled when necessary under SDL and OpenGL.

The SDL methods to rescale the wallpaper has been optimized to permit rescaling
at load time while OpenGL draws directly rescaled. Does someone know how to smooth
the rescaled image under OpenGL?

1 files changed, 22 insertions, 0 deletions

diff --git a/src/graphics.h b/src/graphics.h
index d0e70c24..eca7e1a5 100644
--- a/src/graphics.h
+++ b/src/graphics.h
@@ -105,6 +105,28 @@ class Graphics : public gcn::SDLGraphics
                        int dstX, int dstY, int width, int height);
 
         /**
+         * Draws a resclaled version of the image
+         */
+        bool drawRescaledImage(Image *image, int srcX, int srcY,
+                               int dstX, int dstY,
+                               int width, int height,
+                               int desiredWidth, int desiredHeight)
+        { return drawRescaledImage(image, srcX, srcY,
+                                   dstX, dstY,
+                                   width, height,
+                                   desiredWidth, desiredHeight,
+                                   false); };
+
+        /**
+         * Draws a resclaled version of the image
+         */
+        virtual bool drawRescaledImage(Image *image, int srcX, int srcY,
+                               int dstX, int dstY,
+                               int width, int height,
+                               int desiredWidth, int desiredHeight,
+                               bool useColor = false);
+
+        /**
          * Blits an image onto the screen.
          *
          * @return <code>true</code> if the image was blitted properly