/* * The ManaPlus Client * Copyright (C) 2004-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * Copyright (C) 2011-2015 The ManaPlus Developers * * This file is part of The ManaPlus Client. * * This program 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. * * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifdef USE_SDL2 #include "resources/sdl2imagehelper.h" #include "resources/dye.h" #include "resources/dyepalette.h" #include "resources/resourcemanager.h" #include "logger.h" #include "main.h" #include "resources/image.h" #include "utils/sdlcheckutils.h" #include <SDL_image.h> #include "debug.h" bool SDLImageHelper::mEnableAlphaCache = false; #ifdef USE_SDL2 SDL_Renderer *SDLImageHelper::mRenderer = nullptr; #endif Image *SDLImageHelper::load(SDL_Surface *const tmpImage) { return _SDLload(tmpImage); } Image *SDLImageHelper::createTextSurface(SDL_Surface *const tmpImage, const int width A_UNUSED, const int height A_UNUSED, const float alpha) { if (!tmpImage) return nullptr; Image *const img = _SDLload(tmpImage); if (img) img->setAlpha(alpha); return img; } SDL_Surface* SDLImageHelper::SDLDuplicateSurface(SDL_Surface *const tmpImage) { if (!tmpImage || !tmpImage->format) return nullptr; return MSDL_ConvertSurface(tmpImage, tmpImage->format, SDL_SWSURFACE); } Image *SDLImageHelper::_SDLload(SDL_Surface *tmpImage) { if (!tmpImage) return nullptr; SDL_Texture *const texture = SDL_CreateTextureFromSurface( mRenderer, tmpImage); if (!texture) return nullptr; SDL_SetTextureBlendMode(texture, SDL_BLENDMODE_BLEND); return new Image(texture, tmpImage->w, tmpImage->h); } int SDLImageHelper::combineSurface(SDL_Surface *restrict const src, SDL_Rect *restrict const srcrect, SDL_Surface *restrict const dst, SDL_Rect *restrict const dstrect) { SDL_SetSurfaceBlendMode(src, SDL_BLENDMODE_BLEND); SDL_BlitSurface(src, srcrect, dst, dstrect); return 1; } void SDLImageHelper::copySurfaceToImage(const Image *const image, const int x, const int y, SDL_Surface *const surface) const { if (!image || !surface) return; SDL_SetSurfaceAlphaMod(surface, SDL_ALPHA_OPAQUE); SDL_SetSurfaceBlendMode(surface, SDL_BLENDMODE_NONE); SDL_Rect rect = { x, y, surface->w, surface->h }; SDL_BlitSurface(surface, nullptr, image->mSDLSurface, &rect); } #endif // USE_SDL2