Merged removal of dependency on Guichan OpenGL from trunk to 0.0 branch,

including optimization of OpenGL memory usage on modern OpenGL drivers. 
Patches by Guillaume Melquiond.

1 files changed, 69 insertions, 0 deletions

diff --git a/src/resources/imageloader.h b/src/resources/imageloader.h
new file mode 100644
index 00000000..89f38eda
--- /dev/null
+++ b/src/resources/imageloader.h
@@ -0,0 +1,69 @@
+/*
+ *  The Mana World
+ *  Copyright 2007 The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  The Mana World is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  The Mana World is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with The Mana World; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ *  $Id: imageloader.h 3515 2007-08-25 16:56:52Z gmelquio $
+ */
+
+#ifndef _TMW_IMAGELOADER_H
+#define _TMW_IMAGELOADER_H
+
+#include <string>
+
+#include <guichan/image.hpp>
+#include <guichan/imageloader.hpp>
+
+class Image;
+struct SDL_Surface;
+
+class ProxyImage : public gcn::Image
+{
+    public:
+        ProxyImage(SDL_Surface *);
+        ~ProxyImage();
+        void free();
+        int getWidth() const;
+        int getHeight() const;
+        gcn::Color getPixel(int x, int y);
+        void putPixel(int x, int y, gcn::Color const &color);
+        void convertToDisplayFormat();
+
+        /**
+         * Gets the image handled by this proxy.
+         */
+        ::Image *getImage() const
+        { return mImage; }
+
+    private:
+        ::Image *mImage; /**< The real image. */
+
+        /**
+         * An SDL surface kept around until Guichan is done reading pixels from
+         * an OpenGL texture.
+         */
+        SDL_Surface *mSDLImage;
+};
+
+class ImageLoader : public gcn::ImageLoader
+{
+    public:
+        gcn::Image *load(std::string const &filename, bool convertToDisplayFormat);
+};
+
+#endif