Upgraded engine and moved PrettyJsonWriter into the engine

build.gradle

@@ -64,5 +64,5 @@ dependencies {
 	compile 'com.google.code.gson:gson:2.8.6'
 	
 	//Primitive Collections
-	compile 'de.speiger:Primitive-Collections:0.4.0'
+	compile 'de.speiger:Primitive-Collections:0.4.1'
 }

src/main/java/speiger/src/coreengine/rendering/models/GLDataType.java

@@ -82,4 +82,14 @@ public class GLDataType
 	{
 		return ignoreAttributeSize ? dataType.getByteSize() : attributeSize * dataType.getByteSize();
 	}
+	
+	public static GLDataType byName(String name)
+	{
+		return NAME_TO_TYPE.get(name);
+	}
+	
+	public static GLDataType byID(int id)
+	{
+		return ID_TO_TYPE.get(id);
+	}
 }

src/main/java/speiger/src/coreengine/utils/collections/CollectionUtils.java

@@ -8,6 +8,7 @@ import speiger.src.collections.ints.maps.impl.hash.Int2ObjectLinkedOpenHashMap;
 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.collections.objects.lists.ObjectList;
 import speiger.src.collections.objects.sets.ObjectLinkedOpenHashSet;
 import speiger.src.collections.objects.sets.ObjectOpenHashSet;
 
@@ -32,9 +33,9 @@ public class CollectionUtils
 		return sets;
 	}
 	
-	public static <T> List<T>[] createList(int size)
+	public static <T> ObjectList<T>[] createList(int size)
 	{
-		List<T>[] list = new List[size];
+		ObjectList<T>[] list = new ObjectList[size];
 		for(int i = 0;i<size;i++)
 		{
 			list[i] = new ObjectArrayList<>();

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

@@ -8,6 +8,7 @@ import java.io.InputStreamReader;
 import java.io.Reader;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.util.List;
 import java.util.function.BiConsumer;
 import java.util.function.Consumer;
 
@@ -15,6 +16,7 @@ import com.google.gson.JsonArray;
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
+import com.google.gson.JsonPrimitive;
 
 public class JsonUtil
 {
@@ -83,6 +85,19 @@ public class JsonUtil
 		}
 	}
 	
+	public static void iterateValues(JsonElement element, Consumer<JsonPrimitive> result)
+	{
+		if(element.isJsonPrimitive()) result.accept(element.getAsJsonPrimitive());
+		else if(element.isJsonArray())
+		{
+			JsonArray array = element.getAsJsonArray();
+			for(int i = 0,m=array.size();i<m;i++)
+			{
+				iterateValues(array.get(i), result);
+			}
+		}
+	}
+	
 	public static boolean getOrDefault(JsonObject obj, String name, boolean defaultValue)
 	{
 		JsonElement el = obj.get(name);
@@ -142,6 +157,36 @@ public class JsonUtil
 		return array;
 	}
 	
+	public static JsonArray toArray(short[] values)
+	{
+		JsonArray array = new JsonArray();
+		for(int i = 0,m=values.length;i<m;i++)
+		{
+			array.add(values[i]);
+		}
+		return array;
+	}
+	
+	public static JsonArray toArray(int[] values)
+	{
+		JsonArray array = new JsonArray();
+		for(int i = 0,m=values.length;i<m;i++)
+		{
+			array.add(values[i]);
+		}
+		return array;
+	}
+	
+	public static JsonArray toArray(long[] values)
+	{
+		JsonArray array = new JsonArray();
+		for(int i = 0,m=values.length;i<m;i++)
+		{
+			array.add(values[i]);
+		}
+		return array;
+	}
+	
 	public static JsonArray toArray(float[] values)
 	{
 		JsonArray array = new JsonArray();
@@ -152,6 +197,16 @@ public class JsonUtil
 		return array;
 	}
 	
+	public static JsonArray toArray(double[] values)
+	{
+		JsonArray array = new JsonArray();
+		for(int i = 0,m=values.length;i<m;i++)
+		{
+			array.add(values[i]);
+		}
+		return array;
+	}
+	
 	public static JsonArray toArray(Number[] values)
 	{
 		JsonArray array = new JsonArray();
@@ -161,7 +216,26 @@ public class JsonUtil
 		}
 		return array;
 	}
-
+	
+	public static JsonArray toArray(List<Number> values)
+	{
+		JsonArray array = new JsonArray();
+		for(int i = 0,m=values.size();i<m;i++)
+		{
+			array.add(values.get(i));
+		}
+		return array;
+	}
+	
+	public static Number[] parseArray(JsonArray array)
+	{
+		Number[] data = new Number[array.size()];
+		for(int i = 0,m=data.length;i<m;i++)
+		{
+			data[i] = array.get(i).getAsNumber();
+		}
+		return data;
+	}
 	
 	public static byte[] parseByteArray(JsonArray array)
 	{
@@ -173,6 +247,36 @@ public class JsonUtil
 		return data;
 	}
 	
+	public static short[] parseShortArray(JsonArray array)
+	{
+		short[] data = new short[array.size()];
+		for(int i = 0,m=data.length;i<m;i++)
+		{
+			data[i] = array.get(i).getAsByte();
+		}
+		return data;
+	}
+	
+	public static int[] parseIntArray(JsonArray array)
+	{
+		int[] data = new int[array.size()];
+		for(int i = 0,m=data.length;i<m;i++)
+		{
+			data[i] = array.get(i).getAsByte();
+		}
+		return data;
+	}
+	
+	public static long[] parseLongArray(JsonArray array)
+	{
+		long[] data = new long[array.size()];
+		for(int i = 0,m=data.length;i<m;i++)
+		{
+			data[i] = array.get(i).getAsByte();
+		}
+		return data;
+	}
+	
 	public static float[] parseFloatArray(JsonArray array)
 	{
 		float[] data = new float[array.size()];
@@ -182,4 +286,14 @@ public class JsonUtil
 		}
 		return data;
 	}
+	
+	public static double[] parseDoubleArray(JsonArray array)
+	{
+		double[] data = new double[array.size()];
+		for(int i = 0,m=data.length;i<m;i++)
+		{
+			data[i] = array.get(i).getAsFloat();
+		}
+		return data;
+	}
 }

src/main/java/speiger/src/coreengine/utils/io/PrettyGsonWriter.java

@@ -0,0 +1,176 @@
+package speiger.src.coreengine.utils.io;
+
+import java.io.BufferedWriter;
+import java.io.IOException;
+import java.io.Writer;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
+import com.google.gson.stream.JsonWriter;
+
+import speiger.src.collections.bytes.collections.ByteStack;
+import speiger.src.collections.bytes.lists.ByteArrayList;
+
+public class PrettyGsonWriter extends JsonWriter
+{
+	String indent;
+
+	ByteStack blocked = ByteArrayList.wrap((byte)0);
+	int[] usedArrays = new int[32];
+	int arrayPointer = 0;
+	
+	String[] singleNames = new String[32];
+	int namePointer = 0;
+	String nextArray = null;
+	Set<String> singleLineObjects = new HashSet<>();
+	
+	
+	public PrettyGsonWriter(Writer out)
+	{
+		this(new Overrider(out));
+	}
+	
+	public PrettyGsonWriter(Writer out, String indent)
+	{
+		this(new Overrider(out));
+		setTabs(indent);
+	}
+	
+	private PrettyGsonWriter(Overrider rider)
+	{
+		super(rider);
+		rider.owner = this;
+	}
+	
+	public PrettyGsonWriter addSinlgeLines(String... names)
+	{
+		singleLineObjects.addAll(Arrays.asList(names));
+		return this;
+	}
+	
+	public void setTabs(String key)
+	{
+		setIndent(key);
+		if(key.length() == 0) indent = null;
+		else indent = key;
+	}
+	
+	private void push(boolean value, boolean object)
+	{
+		if(indent == null) return;
+		if(value)
+		{
+			if(++arrayPointer >= usedArrays.length) usedArrays = Arrays.copyOf(usedArrays, usedArrays.length * 2);
+			if(!object && ++namePointer >= singleNames.length) singleNames = Arrays.copyOf(singleNames, singleNames.length * 2);
+		}
+		else if((blocked.top() & 1) != 0) usedArrays[arrayPointer]++;
+		blocked.push((byte)((value ? 1 : 0) | (value && !object ? 2 : 0)));
+	}
+	
+	private void pop()
+	{
+		if(indent == null) return;
+		byte value = blocked.pop();
+		if((value & 1) != 0) usedArrays[arrayPointer--] = 0;
+		if((value & 2) != 0) singleNames[namePointer--] = null;
+	}
+	
+	@Override
+	public JsonWriter name(String name) throws IOException
+	{
+		if(singleLineObjects.contains(name)) nextArray = name;
+		return super.name(name);
+	}
+	
+	@Override
+	public JsonWriter beginArray() throws IOException
+	{
+		super.beginArray();
+		push(true, false);
+		singleNames[namePointer] = nextArray;
+		nextArray = null;
+		return this;
+	}
+	
+	@Override
+	public JsonWriter beginObject() throws IOException
+	{
+		boolean shouldRework = shouldBlockObject();
+		push(false, true);
+		super.beginObject();
+		if(shouldRework) push(shouldRework, true);
+		return this;
+	}
+	
+	@Override
+	public JsonWriter endArray() throws IOException
+	{
+		boolean ignore = usedArrays[arrayPointer] > 0;
+		if(ignore) pop();
+		super.endArray();
+		if(!ignore) pop();
+		return this;
+	}
+	
+	@Override
+	public JsonWriter endObject() throws IOException
+	{
+		super.endObject();
+		if(shouldBlockObject()) pop();
+		pop();
+		return this;
+	}
+	
+	public boolean shouldBlockObject()
+	{
+		return singleNames[namePointer] != null;
+	}
+	
+	public boolean isBlocked()
+	{
+		return (blocked.top() & 1) != 0;
+	}
+	
+	public static class Overrider extends BufferedWriter
+	{
+		PrettyGsonWriter owner;
+		public Overrider(Writer out)
+		{
+			super(out);
+		}
+		
+		@Override
+		public void write(int c) throws IOException
+		{
+			if(owner.indent != null && owner.isBlocked())
+			{
+				if(c == '\n') return;
+				else if(c == ',' && owner.shouldBlockObject())
+				{
+					super.write(", ");
+					return;
+				}
+			}
+			super.write(c);
+		}
+		
+		@Override
+		public Writer append(char c) throws IOException
+		{
+			if(owner.indent != null && c == ',' && owner.isBlocked() && (owner.usedArrays[owner.arrayPointer] <= 0))
+			{
+				super.write(", ");
+				return this;
+			}
+			return super.append(c);
+		}
+		
+		@Override
+		public void write(String str) throws IOException
+		{
+			if(owner.indent != null && owner.isBlocked() && str.equals(owner.indent)) return;
+			super.write(str);
+		}
+	}
+}