/* * Copyright (c) 2010-2012 OTClient * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include "texturemanager.h" #include "animatedtexture.h" #include "graphics.h" #include "image.h" #include #include TextureManager g_textures; void TextureManager::init() { m_emptyTexture = TexturePtr(new Texture); } void TextureManager::terminate() { #ifndef NDEBUG // check for leaks int refs = 0; for(const auto& it : m_textures) if(it.second->ref_count() > 1) refs++; if(refs > 0) g_logger.debug(stdext::format("%d textures references left", refs)); #endif m_textures.clear(); m_emptyTexture = nullptr; } void TextureManager::clearTexturesCache() { m_textures.clear(); } TexturePtr TextureManager::getTexture(const std::string& fileName) { TexturePtr texture; // before must resolve filename to full path std::string filePath = g_resources.resolvePath(fileName); // check if the texture is already loaded auto it = m_textures.find(filePath); if(it != m_textures.end()) { texture = it->second; } // texture not found, load it if(!texture) { try { // currently only png textures are supported if(!boost::ends_with(filePath, ".png")) stdext::throw_exception("texture file format no supported"); // load texture file data std::stringstream fin; g_resources.loadFile(filePath, fin); texture = loadPNG(fin); } catch(stdext::exception& e) { g_logger.error(stdext::format("unable to load texture '%s': %s", fileName, e.what())); texture = g_textures.getEmptyTexture(); } if(texture) m_textures[filePath] = texture; } return texture; } TexturePtr TextureManager::loadPNG(std::stringstream& file) { TexturePtr texture; apng_data apng; if(load_apng(file, &apng) == 0) { if(apng.num_frames > 1) { // animated texture //uchar *framesdata = apng.pdata + (apng.first_frame * apng.width * apng.height * apng.bpp); //texture = TexturePtr(new AnimatedTexture(apng.width, apng.height, apng.bpp, apng.num_frames, framesdata, (int*)apng.frames_delay)); g_logger.error("animated textures is disabled for a while"); } else { ImagePtr image = ImagePtr(new Image(Size(apng.width, apng.height), apng.bpp, apng.pdata)); texture = TexturePtr(new Texture(image)); } free_apng(&apng); } return texture; }