Method MigrateGraphics

Sources/Jazz2/ContentResolver.cpp:1851–1965

#if defined(DEATH_DEBUG)
	void ContentResolver::MigrateGraphics(StringView path)
	{
		String auraPath = fs::CombinePath({ GetContentPath(), "Animations"_s, String(path.exceptSuffix(4) + ".aura"_s) });
		if (fs::FileExists(auraPath)) {
			return;
		}

		auto s = fs::Open(fs::CombinePath({ GetContentPath(), "Animations"_s, String(path + ".res"_s) }), FileAccess::Read);
		auto fileSize = s->GetSize();
		if (fileSize < 4 || fileSize > 64 * 1024 * 1024) {
			// 64 MB file size limit, also if not found try to use cache
			return;
		}

		auto buffer = std::make_unique<char[]>(fileSize);
		s->Read(buffer.get(), fileSize);
		s->Dispose();

		Json::CharReaderBuilder builder;
		auto reader = std::unique_ptr<Json::CharReader>(builder.newCharReader());
		Json::Value doc; std::string errors;
		if (reader->parse(buffer.get(), buffer.get() + fileSize, &doc, &errors)) {
			String fullPath = fs::CombinePath({ GetContentPath(), "Animations"_s, path });
			std::unique_ptr<ITextureLoader> texLoader = ITextureLoader::createFromFile(fullPath);
			if (texLoader->hasLoaded()) {
				auto texFormat = texLoader->texFormat().internalFormat();
				if (texFormat != GL_RGBA8 && texFormat != GL_RGB8) {
					return;
				}

				std::int32_t w = texLoader->width();
				std::int32_t h = texLoader->height();
				const std::uint32_t* palette = _palettes;
				bool needsMask = true;

				std::int64_t originalFlags;
				if (doc["Flags"].get(originalFlags) == Json::SUCCESS) {
					// Palette already applied, keep as is
					if ((originalFlags & 0x01) != 0x01) {
						palette = nullptr;
					}
					if ((originalFlags & 0x08) == 0x08) {
						needsMask = false;
					}
				}

				// TODO: Use FrameDuration instead
				double animDuration;
				if (doc["Duration"].get(animDuration) != Json::SUCCESS) {
					animDuration = 0.0;
				}

				std::int64_t frameCount;
				if (doc["FrameCount"].get(frameCount) != Json::SUCCESS || frameCount < 0) {
					frameCount = 0;
				}

				Vector2i frameDimensions = GetVector2iFromJson(doc["FrameSize"]);