implement multiline text rendering

examples/ExampleApps/TextExampleApp.cpp

@@ -56,6 +56,7 @@ namespace OpenVulkano
 			texts.push_back(std::make_pair("ABab?.^{}_cdFGETG123)(", TextConfig()));
 			texts.push_back(std::make_pair("Hello, World!", TextConfig()));
 			texts.push_back(std::make_pair("\u0410\u0411\u0412\u041F", TextConfig()));
+			texts.push_back(std::make_pair("This is first line\nSecond gg line\nThird G line", TextConfig()));
 			texts[0].second.applyBorder = true;
 			texts[1].second.backgroundColor.a = 1;
 
@@ -73,7 +74,7 @@ namespace OpenVulkano
 			}
 
 #ifdef MSDFGEN_AVAILABLE
-			m_atlasGenerator.GenerateAtlas(fontPath, charset);
+			m_atlasGenerator.GenerateAtlas(fontPath, charset, "roboto-regular-atlas.png");
 #endif
 
 			for (int i = 0; i < texts.size(); i++)
@@ -81,9 +82,8 @@ namespace OpenVulkano
 #ifdef MSDFGEN_AVAILABLE
 				TextDrawable* t = new TextDrawable(&m_atlasGenerator, texts[i].second);
 #else
-				auto metadataInfoPath = resourceLoader.GetResourcePath("atlas_metadata");
+				auto metadataInfo = resourceLoader.GetResource("atlas_metadata");
 				auto data = resourceLoader.GetResource("roboto-regular-atlas.png");
-				auto metadataInfo = TextDrawable::ReadAtlasMetadataFile(metadataInfoPath);
 				Image::ImageLoaderPng loader;
 				static auto image = loader.loadData(reinterpret_cast<uint8_t*>(data.Data()), data.Size());
 				static Texture tex;