More work on the font system

src/main/java/speiger/src/coreengine/NewInputTest.java

@@ -6,15 +6,20 @@ import org.lwjgl.glfw.GLFW;
 import org.lwjgl.opengl.GL;
 import org.lwjgl.opengl.GL11;
 
+import com.google.gson.JsonObject;
+
 import speiger.src.coreengine.assets.AssetLocation;
 import speiger.src.coreengine.assets.AssetManager;
+import speiger.src.coreengine.assets.base.IAsset;
 import speiger.src.coreengine.assets.base.IAssetPackage;
 import speiger.src.coreengine.assets.base.IAssetProvider;
 import speiger.src.coreengine.rendering.gui.font.glyth.Glyth;
+import speiger.src.coreengine.rendering.gui.font.glyth.GlythData;
 import speiger.src.coreengine.rendering.gui.font.glyth.GlythData.GlythBaker;
 import speiger.src.coreengine.rendering.gui.font.glyth.IGlythSheetInfo;
 import speiger.src.coreengine.rendering.gui.font.providers.IFontProvider;
 import speiger.src.coreengine.rendering.gui.font.providers.STBTrueTypeProvider;
+import speiger.src.coreengine.rendering.guiOld.renderer.provider.BitmapFontProvider;
 import speiger.src.coreengine.rendering.input.devices.FileDrop;
 import speiger.src.coreengine.rendering.input.devices.Joystick;
 import speiger.src.coreengine.rendering.input.devices.Keyboard;
@@ -62,18 +67,23 @@ public class NewInputTest {
 		shaderTest.register();
 		assets.addListener(GLStateTracker.instance().shaders);
 		assets.addListener(GLStateTracker.TEXTURE_TRACKER);
-		assets.reload(Runnable::run, Runnable::run);
+		assets.reload();
 		
 		System.out.println("Testing: "+GL.getCapabilities().OpenGL46);
+		System.out.println("Testing: "+Integer.divideUnsigned(-1, 255));
 		
-		IFontProvider provider = STBTrueTypeProvider.create(AssetLocation.of("font/Roboto-Medium.ttf"), assets);
+		IFontProvider provider = STBTrueTypeProvider.create(AssetLocation.of("font/roboto/font.json"), assets);
+		BitmapFontProvider bit = loadProvider(AssetLocation.of("font/roboto.json"), 18.5F);
 		
-		DynamicTexture texture = new DynamicTexture(512, 512, DynamicTexture.DEFAULT_PARAMETERS);
+		int size = 512;
-		texture.fill(0, 0, 512, 512, -1);
+		int half = size >> 1;
-		texture.fill(0, 0, 256, 256, 255, 0, 0, 255);
+		
-		texture.fill(256, 0, 256, 256, 0, 255, 0, 255);
+		DynamicTexture texture = new DynamicTexture(size, size, DynamicTexture.DEFAULT_PARAMETERS);
-		texture.fill(256, 256, 256, 256, 255, 0, 0, 255);
+		texture.fill(0, 0, size, size, -1);
-		texture.fill(0, 256, 256, 256, 0, 0, 255, 255);
+		texture.fill(0, 0, half, half, 255, 0, 0, 255);
+		texture.fill(half, 0, half, half, 0, 255, 0, 255);
+		texture.fill(half, half, half, half, 255, 0, 0, 255);
+		texture.fill(0, half, half, half, 0, 0, 255, 255);
 		texture.process(true);
 		window.visible(true);
 		
@@ -81,23 +91,25 @@ public class NewInputTest {
 			if(T.key() == GLFW.GLFW_KEY_T) {
 				T.cancel();
 				texture.bind();
-				Drawable drawable = new Drawable(GLTextureFormat.RGBA, 256, 256);
+				Drawable drawable = new Drawable(GLTextureFormat.RGBA, half, half);
-				drawable.fill(0, 0, 256, 256, 255, 255, 0, 255);
+				drawable.fill(0, 0, half, half, 255, 255, 0, 255);
 				drawable.upload(192, 192, 64, 64, 128, 128);
 				drawable.close();
 			}
 			else if(T.key() == GLFW.GLFW_KEY_Z) {
 				T.cancel();
 				texture.bind();
-				provider.glythData("C".codePointAt(0), false).bake(new GlythBaker() {
+				GlythData data = provider.glythData("C".codePointAt(0), 0);
+				data.bake(new GlythBaker() {
 					@Override
 					public Glyth bake(IGlythSheetInfo info) {
 						int width = info.width();
 						int height = info.height();
-						info.upload(256 - (width >> 2), 256 - (height >> 2));
+						info.upload(half - (width >> 2), half - (height >> 2));
 						return null;
 					}
 				});
+				System.out.println("Testing: "+data.advance()+", "+bit.getCharacter("C".codePointAt(0), false).getXAdvance());
 			}
 		});
 		
@@ -132,6 +144,17 @@ public class NewInputTest {
 		manager.destroy();
 	}
 	
+	private BitmapFontProvider loadProvider(AssetLocation location, float desiredSize)
+	{
+		try(IAsset asset = assets.getAsset(location))
+		{
+			JsonObject obj = asset.json();
+			return BitmapFontProvider.load(obj, desiredSize, null);
+		}
+		catch(Exception e) { e.printStackTrace(); }
+		return null;
+	}
+	
 	public static class TestShader extends SimpleShader {
 		public TextureUniform texture = uniforms.addTexture("texture", 0);
 		public TestShader(IAssetProvider provider) {

src/main/java/speiger/src/coreengine/assets/AssetManager.java

@@ -42,10 +42,18 @@ public class AssetManager implements ICloseableAssetProvider
 		return reloadAssets(packages).reloadSelective(offthread, syncer, listeners);
 	}
 	
+	public AssetManager reload() {
+		return reload(Runnable::run, Runnable::run);
+	}
+	
 	public AssetManager reload(Executor offthread, Executor syncer) {
 		return reloadSelective(offthread, syncer, listeners);
 	}
 	
+	public AssetManager reloadSelective(List<IReloadableAsset> listeners) {
+		return reloadSelective(Runnable::run, Runnable::run, listeners);
+	}
+	
 	public AssetManager reloadSelective(Executor offthread, Executor syncer, List<IReloadableAsset> listeners) {
 		PackReloadingTask.reload(provider, listeners, offthread, syncer).join();
 		return this;

src/main/java/speiger/src/coreengine/rendering/gui/font/FontGroup.java

@@ -4,63 +4,68 @@ import java.util.List;
 
 import speiger.src.collections.ints.maps.impl.hash.Int2ObjectOpenHashMap;
 import speiger.src.collections.ints.maps.interfaces.Int2ObjectMap;
-import speiger.src.collections.objects.lists.ObjectArrayList;
 import speiger.src.coreengine.assets.AssetLocation;
 import speiger.src.coreengine.rendering.gui.font.glyth.Glyth;
 import speiger.src.coreengine.rendering.gui.font.glyth.GlythData;
-import speiger.src.coreengine.rendering.gui.font.glyth.IGlythSheetInfo;
+import speiger.src.coreengine.rendering.gui.font.glyth.GlythData.GlythBaker;
 import speiger.src.coreengine.rendering.gui.font.providers.IFontProvider;
 
 public class FontGroup {
-	private static final int BOLD_FLAG = 1<<31;
-	private static final int TEXTURE_SIZE = 2048;
 	AssetLocation locations;
 	List<IFontProvider> providers;
-	Int2ObjectMap<Glyth> bakedGlyths = new Int2ObjectOpenHashMap<>();
+	GlythBaker baker;
-	Int2ObjectMap<GlythData> dataGlyths = new Int2ObjectOpenHashMap<>();
+	StyledFont[] cache = new StyledFont[] {new StyledFont(0), new StyledFont(1), new StyledFont(2), new StyledFont(3)};
-	List<FontTexture> textures = new ObjectArrayList<>();
 	
-	public FontGroup(AssetLocation locations, List<IFontProvider> providers) {
+	public FontGroup(AssetLocation locations, List<IFontProvider> providers, GlythBaker baker) {
 		this.locations = locations;
 		this.providers = providers;
+		this.baker = baker;
 	}
 	
-	public GlythData data(int codepoint, boolean bold) {
+	public GlythData data(int codepoint, int style) {
-		return dataGlyths.computeIfAbsent(codepoint | (bold ? 0 : BOLD_FLAG), this::compute);
+		return cache[style & 0x3].data(codepoint);
 	}
 	
-	public Glyth glyth(int codepoint, boolean bold) {
+	public Glyth glyth(int codepoint, int style) {
-		return bakedGlyths.computeIfAbsent(codepoint | (bold ? 0 : BOLD_FLAG), this::bake);
+		return cache[style & 0x3].glyth(codepoint);
 	}
 	
-	private GlythData compute(int codepoint) {
+	public void close() {
-		boolean bold = (codepoint & BOLD_FLAG) != 0;
+		providers.forEach(IFontProvider::close);
-		codepoint &= ~BOLD_FLAG;
+		providers.clear();
-		for(int i = 0,m=providers.size();i<m;i++) {
+	}
-			GlythData data = providers.get(i).glythData(codepoint, bold);
+	
-			if(data != null) return data;
+	private class StyledFont {
+		final int style;
+		Int2ObjectMap<Glyth> bakedGlyths = new Int2ObjectOpenHashMap<>();
+		Int2ObjectMap<GlythData> dataGlyths = new Int2ObjectOpenHashMap<>();
+		
+		public StyledFont(int style) {
+			this.style = style;
 		}
-		return null;
-	}
 		
-	private Glyth bake(int codepoint) {
+		public GlythData data(int codepoint) { 
-		boolean bold = (codepoint & BOLD_FLAG) != 0;
+			return dataGlyths.computeIfAbsent(codepoint, this::compute);
-		codepoint &= ~BOLD_FLAG;
-		for(int i = 0,m=providers.size();i<m;i++) {
-			GlythData data = providers.get(i).glythData(codepoint, bold);
-			if(data != null) return data.bake(this::stitch);
 		}
-		return null;
-	}
 		
-	private Glyth stitch(IGlythSheetInfo info) {
+		public Glyth glyth(int codepoint) {
-		for(int i = 0,m=textures.size();i<m;i++) {
+			return bakedGlyths.computeIfAbsent(codepoint, this::bake);
-			Glyth glyth = textures.get(i).build(info);
+		}
-			if(glyth != null) return glyth;
+		
+		private GlythData compute(int codepoint) {
+			for(int i = 0,m=providers.size();i<m;i++) {
+				GlythData data = providers.get(i).glythData(codepoint, style);
+				if(data != null) return data;
+			}
+			return null;
+		}
+		
+		private Glyth bake(int codepoint) {
+			for(int i = 0,m=providers.size();i<m;i++) {
+				GlythData data = providers.get(i).glythData(codepoint, style);
+				if(data != null) return data.bake(baker);
+			}
+			return null;
 		}
-		FontTexture texture = new FontTexture(TEXTURE_SIZE, info.isColored());
-		textures.add(texture);
-		Glyth glyth = texture.build(info);
-		return glyth;
 	}
 }

src/main/java/speiger/src/coreengine/rendering/gui/font/FontManager.java

@@ -1,5 +1,49 @@
 package speiger.src.coreengine.rendering.gui.font;
 
-public class FontManager {
+import java.util.List;
+import java.util.Map;
+
+import com.google.gson.JsonObject;
+
+import speiger.src.collections.objects.lists.ObjectArrayList;
+import speiger.src.coreengine.assets.AssetLocation;
+import speiger.src.coreengine.assets.base.IAssetProvider;
+import speiger.src.coreengine.assets.base.SteppedReloadableAsset;
+import speiger.src.coreengine.rendering.gui.font.glyth.Glyth;
+import speiger.src.coreengine.rendering.gui.font.glyth.IGlythSheetInfo;
+
+public class FontManager extends SteppedReloadableAsset<Map<AssetLocation, List<JsonObject>>> {
+	private static final int TEXTURE_SIZE = 2048;
+	List<FontTexture> textures = new ObjectArrayList<>();
+
+	@Override
+	public String getName() { return null; }
+
+	@Override
+	public void destroy() {
+		
+	}
+	
+	@Override
+	protected Map<AssetLocation, List<JsonObject>> prepare(IAssetProvider provider) {
+		
+		return null;
+	}
+	
+	@Override
+	protected void apply(Map<AssetLocation, List<JsonObject>> value, IAssetProvider provider) {
+		
+	}
+	
+	private Glyth stitch(IGlythSheetInfo info) {
+		for(int i = 0,m=textures.size();i<m;i++) {
+			Glyth glyth = textures.get(i).build(info);
+			if(glyth != null) return glyth;
+		}
+		FontTexture texture = new FontTexture(TEXTURE_SIZE, info.isColored());
+		textures.add(texture);
+		Glyth glyth = texture.build(info);
+		return glyth;
+	}
 
 }

src/main/java/speiger/src/coreengine/rendering/gui/font/glyth/Glyth.java

@@ -1,3 +1,6 @@
 package speiger.src.coreengine.rendering.gui.font.glyth;
 
-public record Glyth(int texture, float minU, float minV, float maxU, float maxV) {}
+public record Glyth(int texture, float minU, float minV, float maxU, float maxV) {
+	public static final Glyth EMPTY = new Glyth(-1, 0, 0, 0, 0);
+	
+}

src/main/java/speiger/src/coreengine/rendering/gui/font/glyth/GlythData.java

@@ -2,8 +2,15 @@ package speiger.src.coreengine.rendering.gui.font.glyth;
 
 public interface GlythData {
 	public float advance();
+	public default float shadowOffset() { return 1F; }
 	public Glyth bake(GlythBaker baker);
 	
+	
+	public static record EmptyGlythData(float advance) implements GlythData {
+		@Override
+		public Glyth bake(GlythBaker baker) { return Glyth.EMPTY; }
+	}
+	
 	public static interface GlythBaker {
 		Glyth bake(IGlythSheetInfo info);
 	}

src/main/java/speiger/src/coreengine/rendering/gui/font/providers/BitmapProivder.java

@@ -0,0 +1,38 @@
+package speiger.src.coreengine.rendering.gui.font.providers;
+
+import speiger.src.coreengine.rendering.gui.font.glyth.Glyth;
+import speiger.src.coreengine.rendering.gui.font.glyth.GlythData;
+
+public class BitmapProivder implements IFontProvider {
+	
+	
+	@Override
+	public GlythData glythData(int codepoint, int style) {
+		return null;
+	}
+	
+	@Override
+	public void close() {
+		
+	}
+	
+	private static class BitmapGlyth implements GlythData {
+		int minX;
+		int minY;
+		int maxX;
+		int maxY;
+		int glyth;
+		
+		
+		@Override
+		public float advance() {
+			return 0;
+		}
+
+		@Override
+		public Glyth bake(GlythBaker baker) {
+			return null;
+		}
+		
+	}
+}

src/main/java/speiger/src/coreengine/rendering/gui/font/providers/IFontProvider.java

@@ -3,7 +3,13 @@ package speiger.src.coreengine.rendering.gui.font.providers;
 import speiger.src.coreengine.rendering.gui.font.glyth.GlythData;
 
 public interface IFontProvider extends AutoCloseable {
-	public GlythData glythData(int codepoint, boolean bold);
+	public static final int REGULAR = 0;
+	public static final int BOLD = 1;
+	public static final int ITALIC = 2;
+	public static final int ITALIC_BOLD = 3;
+	
+	
+	public GlythData glythData(int codepoint, int style);
 	@Override
 	void close();
 }

src/main/java/speiger/src/coreengine/rendering/gui/font/providers/STBTrueTypeProvider.java

@@ -8,6 +8,8 @@ import org.lwjgl.stb.STBTruetype;
 import org.lwjgl.system.MemoryStack;
 import org.lwjgl.system.MemoryUtil;
 
+import com.google.gson.JsonObject;
+
 import speiger.src.collections.ints.sets.IntOpenHashSet;
 import speiger.src.collections.ints.sets.IntSet;
 import speiger.src.coreengine.assets.AssetLocation;
@@ -17,33 +19,51 @@ import speiger.src.coreengine.assets.parsers.NativeMemoryParser;
 import speiger.src.coreengine.rendering.gui.font.FontTexture;
 import speiger.src.coreengine.rendering.gui.font.glyth.Glyth;
 import speiger.src.coreengine.rendering.gui.font.glyth.GlythData;
+import speiger.src.coreengine.rendering.gui.font.glyth.GlythData.EmptyGlythData;
 import speiger.src.coreengine.rendering.gui.font.glyth.IGlythSheetInfo;
 import speiger.src.coreengine.rendering.textures.custom.Drawable;
+import speiger.src.coreengine.utils.helpers.JsonUtil;
 
 public class STBTrueTypeProvider implements IFontProvider {
-	long data;
+	TrueTypeInstance[] instances;
-	STBTTFontinfo info;
-	IntSet skip = new IntOpenHashSet();
-	float oversample;
-	float xOff;
-	float yOff;
-	float pointScale;
-	float ascent;
 	
-	public STBTrueTypeProvider(long data, STBTTFontinfo info, float size, float oversample, float xOff, float yOff, String skip) {
+	public STBTrueTypeProvider(TrueTypeInstance[] instances) {
-		this.data = data;
+		this.instances = instances;
-		this.info = info;
-		skip.codePoints().forEach(this.skip::add);
-		this.oversample = oversample;
-		this.xOff = xOff;
-		this.yOff = yOff;
-		pointScale = STBTruetype.stbtt_ScaleForPixelHeight(info, size * oversample);
-		int[] ascent = new int[1];
-		STBTruetype.stbtt_GetFontVMetrics(info, ascent, new int[1], new int[1]);
-		this.ascent = pointScale * ascent[0];
 	}
 	
 	public static IFontProvider create(AssetLocation location, IAssetProvider provider) {
+		try(IAsset asset = provider.getAsset(location)) {
+			return create(asset.json(), provider);
+		}
+		catch(Exception e) { e.printStackTrace(); }
+		return null;
+	}
+	
+	public static IFontProvider create(JsonObject data, IAssetProvider provider) {
+		TrueTypeInstance[] instances = new TrueTypeInstance[4];
+		instances[0] = create(0, data.getAsJsonObject("regular"), provider);
+		if(instances[0] == null) return null;
+		instances[1] = create(1, data.getAsJsonObject("bold"), provider);
+		instances[2] = create(2, data.getAsJsonObject("italic"), provider);
+		instances[3] = create(3, data.getAsJsonObject("bold_italic"), provider);
+		return new STBTrueTypeProvider(instances);
+	}
+	
+	private static TrueTypeInstance create(int style, JsonObject obj, IAssetProvider provider) {
+		if(obj == null || !obj.has("file")) return null;
+		AssetLocation location = AssetLocation.of(obj.get("file").getAsString());
+		float size = JsonUtil.getOrDefault(obj, "size", 24F);
+		float oversample = JsonUtil.getOrDefault(obj, "oversample", 1F);
+		float shadowOffset = JsonUtil.getOrDefault(obj, "shadowOffset", 1F);
+		float xOff = 0;
+		float yOff = 0;
+		StringBuilder builder = new StringBuilder();
+		JsonObject shift = obj.getAsJsonObject("offset");
+		if(shift != null) {
+			xOff = JsonUtil.getOrDefault(shift, "x", 0);
+			yOff = JsonUtil.getOrDefault(shift, "y", 0);
+		}
+		JsonUtil.iterateValues(obj.get("skip"), T -> builder.append(T.getAsString()));
 		try(IAsset asset = provider.getAsset(location)) {
 			ByteBuffer buffer = asset.custom(NativeMemoryParser.INSTANCE);
 			STBTTFontinfo info = STBTTFontinfo.create();
@@ -53,7 +73,7 @@ public class STBTrueTypeProvider implements IFontProvider {
 				info.free();
 				return null;
 			}
-			return new STBTrueTypeProvider(MemoryUtil.memAddress(buffer), info, 10.2F, 24F, 0, 0, "");
+			return new TrueTypeInstance(style, MemoryUtil.memAddress(buffer), info, size, oversample, xOff, yOff, shadowOffset, builder.toString());
 		}
 		catch(Exception e) {
 			e.printStackTrace();
@@ -61,60 +81,102 @@ public class STBTrueTypeProvider implements IFontProvider {
 		return null;
 	}
 	
-	@Override
+	public static class TrueTypeInstance {
-	public GlythData glythData(int codepoint, boolean bold) {
+		final int style;
-		if(skip.contains(codepoint)) return null;
+		long data;
-		int glyth = STBTruetype.nstbtt_FindGlyphIndex(info.address(), codepoint);
+		final STBTTFontinfo info;
-		if(glyth == 0) return null;
+		IntSet skip = new IntOpenHashSet();
-		try(MemoryStack stack = MemoryStack.stackPush()) {
+		final float oversample;
-			IntBuffer left = stack.mallocInt(1);
+		final float xOff;
-			IntBuffer bottom = stack.mallocInt(1);
+		final float yOff;
-			IntBuffer right = stack.mallocInt(1);
+		final float shadowOffset;
-			IntBuffer top = stack.mallocInt(1);
+		final float pointScale;
-			IntBuffer advance = stack.mallocInt(1);
+		final float ascent;
-			IntBuffer leftSideBearing = stack.mallocInt(1);
+		
-			STBTruetype.stbtt_GetGlyphHMetrics(info, glyth, advance, leftSideBearing);
+		public TrueTypeInstance(int style, long data, STBTTFontinfo info, float size, float oversample, float xOff, float yOff, float shadowOffset, String skip) {
-			STBTruetype.stbtt_GetGlyphBitmapBoxSubpixel(info, glyth, pointScale, pointScale, xOff, yOff, left, bottom, right, top);
+			this.style = style;
-			int minX = left.get(0);
+			this.data = data;
-			int minY = -top.get(0);
+			this.info = info;
-			int maxX = right.get(0);
+			skip.codePoints().forEach(this.skip::add);
-			int maxY = -bottom.get(0);
+			this.oversample = oversample;
-			if(maxX - minX <= 0 || maxY - minY <= 0) return null;
+			this.xOff = xOff;
-			return new STBGlyth(this, minX, minY, maxX, maxY, advance.get(0) * pointScale, leftSideBearing.get(0) * pointScale, glyth);
+			this.yOff = yOff;
+			this.shadowOffset = shadowOffset;
+			pointScale = STBTruetype.stbtt_ScaleForPixelHeight(info, size * oversample);
+			int[] ascent = new int[1];
+			STBTruetype.stbtt_GetFontVMetrics(info, ascent, new int[1], new int[1]);
+			this.ascent = pointScale * ascent[0];
 		}
+		
+		public void free() {
+			if(data == 0L) return;
+			info.free();
+			MemoryUtil.nmemFree(data);
+			data = 0L;
+		}
+		
+		public GlythData glythData(int codepoint) {
+			if(skip.contains(codepoint)) return null;
+			int glyth = STBTruetype.nstbtt_FindGlyphIndex(info.address(), codepoint);
+			if(glyth == 0) return null;
+			try(MemoryStack stack = MemoryStack.stackPush()) {
+				IntBuffer left = stack.mallocInt(1);
+				IntBuffer bottom = stack.mallocInt(1);
+				IntBuffer right = stack.mallocInt(1);
+				IntBuffer top = stack.mallocInt(1);
+				IntBuffer advance = stack.mallocInt(1);
+				IntBuffer leftSideBearing = stack.mallocInt(1);
+				STBTruetype.stbtt_GetGlyphHMetrics(info, glyth, advance, leftSideBearing);
+				STBTruetype.stbtt_GetGlyphBitmapBoxSubpixel(info, glyth, pointScale, pointScale, xOff, yOff, left, bottom, right, top);
+				int minX = left.get(0);
+				int minY = -top.get(0);
+				int maxX = right.get(0);
+				int maxY = -bottom.get(0);
+				if(maxX - minX <= 0 || maxY - minY <= 0) return new EmptyGlythData(advance.get(0) * pointScale / oversample);
+				return new STBGlyth(this, minX, minY, maxX, maxY, advance.get(0) * pointScale, leftSideBearing.get(0) * pointScale, glyth);
+			}
+			catch(Throwable exception) {
+				exception.printStackTrace();
+				return null;
+			}
+		}
+	}
+	
+	@Override
+	public GlythData glythData(int codepoint, int style) {
+		TrueTypeInstance instance = instances[style & 0x3];
+		return instance == null ? null : instance.glythData(codepoint);
 	}
 
 	@Override
 	public void close() {
-		if(data == 0L) return;
+		if(instances == null) return;
-		info.free();
+		for(int i = 0;i<4;i++) {
-		MemoryUtil.nmemFree(data);
+			if(instances[i] == null) continue;
-		data = 0L;
+			instances[i].free();
+		}
+		instances = null;
 	}
 	
 	private static class STBGlyth implements GlythData {
-		final STBTrueTypeProvider owner;
+		final TrueTypeInstance owner;
 		final int width;
 		final int height;
-//		final float xOff;
-//		final float yOff;
 		final float advance;
 		final int glyth;
 		
-		public STBGlyth(STBTrueTypeProvider owner, int minX, int minY, int maxX, int maxY, float advance, float leftPadding, int glyth) {
+		public STBGlyth(TrueTypeInstance owner, int minX, int minY, int maxX, int maxY, float advance, float leftPadding, int glyth) {
 			this.owner = owner;
 			this.width = maxX - minX;
 			this.height = maxY - minY;
 			this.advance = advance / owner.oversample;
-//			this.xOff = (leftPadding + minX + owner.xOff) / owner.oversample;
-//			this.yOff = (owner.ascent + maxY + owner.yOff) / owner.oversample;
 			this.glyth = glyth;
 		}
 		
 		@Override
-		public float advance() {
+		public float advance() { return advance; }
-			return advance;
+		@Override
-		}
+		public float shadowOffset() { return owner.shadowOffset; }
 		
 		@Override
 		public Glyth bake(GlythBaker baker) {

src/main/java/speiger/src/coreengine/rendering/guiOld/renderer/provider/BitmapFontProvider.java

@@ -90,7 +90,7 @@ public class BitmapFontProvider implements IFontProvider
 	}
 	
 	@SuppressWarnings("unchecked")
-	public static IFontProvider load(JsonObject object, float desiredSize, AssetManager manager)
+	public static BitmapFontProvider load(JsonObject object, float desiredSize, AssetManager manager)
 	{
 		FontInfo info = new FontInfo(object.getAsJsonObject("info"));
 		float multiplier = info.setDesiredHeight(desiredSize);

src/main/java/speiger/src/coreengine/rendering/texturesOld/stb/STBTexture.java

@@ -25,7 +25,7 @@ public class STBTexture extends AbstractTexture
 	public STBTexture(AssetLocation location)
 	{
 		this.location = location;
-		loadTexture();
+//		loadTexture();
 	}
 	
 	private void loadTexture()

src/main/java/speiger/src/coreengine/utils/helpers/JsonUtil.java

@@ -70,6 +70,7 @@ public class JsonUtil {
 	}
 	
 	public static void iterateValues(JsonElement element, Consumer<JsonPrimitive> result) {
+		if(element == null) return;
 		if(element.isJsonPrimitive()) result.accept(element.getAsJsonPrimitive());
 		else if(element.isJsonArray()) {
 			JsonArray array = element.getAsJsonArray();

src/main/resources/assets/base/font/roboto/font.json

@@ -0,0 +1,11 @@
+{
+	"type": "stb-ttf",
+	"regular": {
+		"file": "font/roboto/Roboto-Medium.ttf",
+		"size": 18.5,
+		"oversample": 2,
+		"shadowOffset": 1,
+		"skip": "",
+		"offset": { "x": 0, "y": 0 }
+	}
+}