Add to image helper function to copy surface into part of image.

1 files changed, 7 insertions, 0 deletions

diff --git a/src/resources/openglimagehelper.h b/src/resources/openglimagehelper.h
index 2a91689d9..b413e21ae 100644
--- a/src/resources/openglimagehelper.h
+++ b/src/resources/openglimagehelper.h
@@ -123,12 +123,19 @@ class OpenGLImageHelper final : public ImageHelper
 
         void postInit() override final;
 
+        void copySurfaceToImage(Image *const image,
+                                const int x, const int y,
+                                SDL_Surface *surface) const;
+
     protected:
         /**
          * Returns the first power of two equal or bigger than the input.
          */
         static int powerOfTwo(const int input) A_WARN_UNUSED;
 
+        static SDL_Surface *convertSurface(SDL_Surface *tmpImage,
+                                           int width, int height);
+
         Image *glLoad(SDL_Surface *tmpImage,
                       int width = 0, int height = 0) A_WARN_UNUSED;