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238 lines
6.3 KiB
C++
238 lines
6.3 KiB
C++
/*
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* RenderHandler.cpp, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#include "StdInc.h"
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#include "RenderHandler.h"
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#include "SDLImage.h"
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#include "../render/CAnimation.h"
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#include "../render/CDefFile.h"
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#include "../../lib/json/JsonUtils.h"
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#include "../../lib/filesystem/Filesystem.h"
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std::shared_ptr<CDefFile> RenderHandler::getAnimationFile(const AnimationPath & path)
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{
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AnimationPath actualPath = boost::starts_with(path.getName(), "SPRITES") ? path : path.addPrefix("SPRITES/");
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auto it = animationFiles.find(actualPath);
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if (it != animationFiles.end())
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return it->second;
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if (!CResourceHandler::get()->existsResource(actualPath))
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{
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animationFiles[actualPath] = nullptr;
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return nullptr;
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}
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auto result = std::make_shared<CDefFile>(actualPath);
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animationFiles[actualPath] = result;
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return result;
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}
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void RenderHandler::initFromJson(AnimationLayoutMap & source, const JsonNode & config)
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{
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std::string basepath;
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basepath = config["basepath"].String();
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JsonNode base;
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base["margins"] = config["margins"];
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base["width"] = config["width"];
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base["height"] = config["height"];
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for(const JsonNode & group : config["sequences"].Vector())
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{
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size_t groupID = group["group"].Integer();//TODO: string-to-value conversion("moving" -> MOVING)
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source[groupID].clear();
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for(const JsonNode & frame : group["frames"].Vector())
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{
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JsonNode toAdd;
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JsonUtils::inherit(toAdd, base);
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toAdd["file"].String() = basepath + frame.String();
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source[groupID].push_back(toAdd);
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}
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}
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for(const JsonNode & node : config["images"].Vector())
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{
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size_t group = node["group"].Integer();
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size_t frame = node["frame"].Integer();
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if (source[group].size() <= frame)
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source[group].resize(frame+1);
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JsonNode toAdd;
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JsonUtils::inherit(toAdd, base);
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toAdd["file"].String() = basepath + node["file"].String();
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source[group][frame] = toAdd;
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}
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}
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const RenderHandler::AnimationLayoutMap & RenderHandler::getAnimationLayout(const AnimationPath & path)
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{
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auto it = animationLayouts.find(path);
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if (it != animationLayouts.end())
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return it->second;
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AnimationLayoutMap result;
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auto defFile = getAnimationFile(path);
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if(defFile)
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{
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const std::map<size_t, size_t> defEntries = defFile->getEntries();
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for (auto & defEntry : defEntries)
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result[defEntry.first].resize(defEntry.second);
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}
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auto jsonResource = path.toType<EResType::JSON>();
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JsonPath actualJsonPath = boost::starts_with(jsonResource.getName(), "SPRITES") ? jsonResource : jsonResource.addPrefix("SPRITES/");;
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auto configList = CResourceHandler::get()->getResourcesWithName(actualJsonPath);
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for(auto & loader : configList)
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{
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auto stream = loader->load(actualJsonPath);
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std::unique_ptr<ui8[]> textData(new ui8[stream->getSize()]);
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stream->read(textData.get(), stream->getSize());
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const JsonNode config(reinterpret_cast<const std::byte*>(textData.get()), stream->getSize(), path.getOriginalName());
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initFromJson(result, config);
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}
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animationLayouts[path] = result;
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return animationLayouts[path];
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}
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//std::shared_ptr<JsonNode> RenderHandler::getJsonFile(const JsonPath & path)
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//{
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// auto it = jsonFiles.find(path);
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//
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// if (it != jsonFiles.end())
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// return it->second;
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//
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// auto result = std::make_shared<JsonNode>(path);
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//
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// jsonFiles[path] = result;
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// return result;
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//}
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std::shared_ptr<IImage> RenderHandler::loadImage(const AnimationPath & path, int frame, int group)
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{
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AnimationLocator locator{path, frame, group};
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auto it = animationFrames.find(locator);
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if (it != animationFrames.end())
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return it->second;
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auto defFile = getAnimationFile(path);
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auto result = std::make_shared<SDLImage>(defFile.get(), frame, group);
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animationFrames[locator] = result;
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return result;
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}
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//std::vector<std::shared_ptr<IImage>> RenderHandler::loadImageGroup(const AnimationPath & path, int group)
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//{
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// const auto defFile = getAnimationFile(path);
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//
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// size_t groupSize = defFile->getEntries().at(group);
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//
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// std::vector<std::shared_ptr<IImage>> result;
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// for (size_t i = 0; i < groupSize; ++i)
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// loadImage(path, i, group);
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//
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// return result;
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//}
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std::shared_ptr<IImage> RenderHandler::loadImage(const ImagePath & path)
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{
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return loadImage(path, EImageBlitMode::ALPHA);
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}
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std::shared_ptr<IImage> RenderHandler::loadImage(const ImagePath & path, EImageBlitMode mode)
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{
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auto it = imageFiles.find(path);
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if (it != imageFiles.end())
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return it->second;
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auto result = std::make_shared<SDLImage>(path, mode);
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imageFiles[path] = result;
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return result;
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}
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std::shared_ptr<IImage> RenderHandler::createImage(SDL_Surface * source)
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{
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return std::make_shared<SDLImage>(source, EImageBlitMode::ALPHA);
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}
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std::shared_ptr<CAnimation> RenderHandler::loadAnimation(const AnimationPath & path)
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{
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return std::make_shared<CAnimation>(path, getAnimationLayout(path));
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}
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std::shared_ptr<CAnimation> RenderHandler::createAnimation()
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{
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return std::make_shared<CAnimation>();
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}
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//
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//void Graphics::addImageListEntry(size_t index, size_t group, const std::string & listName, const std::string & imageName)
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//{
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// if (!imageName.empty())
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// {
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// JsonNode entry;
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// if (group != 0)
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// entry["group"].Integer() = group;
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// entry["frame"].Integer() = index;
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// entry["file"].String() = imageName;
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//
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// imageLists["SPRITES/" + listName]["images"].Vector().push_back(entry);
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// }
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//}
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//
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//void Graphics::addImageListEntries(const EntityService * service)
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//{
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// auto cb = std::bind(&Graphics::addImageListEntry, this, _1, _2, _3, _4);
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//
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// auto loopCb = [&](const Entity * entity, bool & stop)
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// {
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// entity->registerIcons(cb);
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// };
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//
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// service->forEachBase(loopCb);
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//}
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//
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//void Graphics::initializeImageLists()
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//{
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// addImageListEntries(CGI->creatures());
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// addImageListEntries(CGI->heroTypes());
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// addImageListEntries(CGI->artifacts());
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// addImageListEntries(CGI->factions());
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// addImageListEntries(CGI->spells());
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// addImageListEntries(CGI->skills());
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//}
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//
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//std::shared_ptr<CAnimation> Graphics::getAnimation(const AnimationPath & path)
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//{
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// if (cachedAnimations.count(path) != 0)
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// return cachedAnimations.at(path);
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//
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// auto newAnimation = GH.renderHandler().loadAnimation(path);
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//
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// newAnimation->preload();
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// cachedAnimations[path] = newAnimation;
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// return newAnimation;
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//}
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