/* Copyright (C) 2015 Aaron Suen This program is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This program 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef _GUI_SCALING_FILTER_H_ #define _GUI_SCALING_FILTER_H_ #include "irrlichttypes_extrabloated.h" /* Manually insert an image into the cache, useful to avoid texture-to-image * conversion whenever we can intercept it. */ void guiScalingCache(io::path key, video::IVideoDriver *driver, video::IImage *value); // Manually clear the cache, e.g. when switching to different worlds. void guiScalingCacheClear(video::IVideoDriver *driver); /* Get a cached, high-quality pre-scaled texture for display purposes. If the * texture is not already cached, attempt to create it. Returns a pre-scaled texture, * or the original texture if unable to pre-scale it. */ video::ITexture *guiScalingResizeCached(video::IVideoDriver *driver, video::ITexture *src, const core::rect &srcrect, const core::rect &destrect); /* Convenience wrapper for guiScalingResizeCached that accepts parameters that * are available at GUI imagebutton creation time. */ video::ITexture *guiScalingImageButton(video::IVideoDriver *driver, video::ITexture *src, s32 width, s32 height); /* Replacement for driver->draw2DImage() that uses the high-quality pre-scaled * texture, if configured. */ void draw2DImageFilterScaled(video::IVideoDriver *driver, video::ITexture *txr, const core::rect &destrect, const core::rect &srcrect, const core::rect *cliprect = 0, const video::SColor *const colors = 0, bool usealpha = false); #endif