More work on the engine

.classpath

@@ -18,12 +18,6 @@
 			<attribute name="gradle_used_by_scope" value="graphics"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="src" output="bin/graphics" path="src/graphics/resources">
-		<attributes>
-			<attribute name="gradle_scope" value="graphics"/>
-			<attribute name="gradle_used_by_scope" value="graphics"/>
-		</attributes>
-	</classpathentry>
 	<classpathentry kind="src" output="bin/math" path="src/math/java">
 		<attributes>
 			<attribute name="gradle_scope" value="math"/>

src/assets/java/speiger/src/coreengine/assets/api/IAsset.java

@@ -11,6 +11,7 @@ import com.google.gson.JsonArray;
 import com.google.gson.JsonObject;
 
 import speiger.src.coreengine.assets.impl.parsers.Buffers;
+import speiger.src.coreengine.assets.impl.parsers.Checksums;
 import speiger.src.coreengine.assets.impl.parsers.Closables;
 import speiger.src.coreengine.assets.impl.parsers.Serialized;
 
@@ -26,5 +27,8 @@ public interface IAsset {
 	public default JsonObject jsonObj() throws IOException { return parse(Serialized.JSON_OBJ); }
 	public default JsonArray jsonArray() throws IOException { return parse(Serialized.JSON_ARRAY); }
 	
+	public default String crc() throws IOException { return parse(Checksums.CRC); }
+	public default String sha256() throws IOException { return parse(Checksums.SHA_256); }
+	
 	public <T> T parse(IAssetParser<T> parser) throws IOException;
 }

src/assets/java/speiger/src/coreengine/assets/api/IAssetProvider.java

@@ -15,7 +15,7 @@ import speiger.src.collections.objects.utils.ObjectLists;
 @NullMarked
 public interface IAssetProvider extends AutoCloseable {
 	@Nullable
-	IAsset get(ID id);
+	IAsset get(ID id);	
 	@Nullable
 	MultiAsset getAll(ID id);
 	Map<ID, IAsset> list(String folder, Predicate<ID> filter);

src/assets/java/speiger/src/coreengine/assets/api/MultiAsset.java

@@ -5,12 +5,15 @@ import java.util.Objects;
 import java.util.function.Consumer;
 import java.util.function.Supplier;
 
+import org.jspecify.annotations.Nullable;
+
 import speiger.src.collections.ints.functions.consumer.IntObjectConsumer;
 import speiger.src.collections.objects.collections.ObjectIterable;
 import speiger.src.collections.objects.collections.ObjectIterator;
 import speiger.src.collections.objects.functions.consumer.ObjectObjectConsumer;
 import speiger.src.collections.objects.lists.ObjectArrayList;
 import speiger.src.collections.objects.lists.ObjectList;
+import speiger.src.coreengine.assets.impl.parsers.Checksums;
 
 public record MultiAsset(ObjectList<IAsset> assets) implements ObjectIterable<IAsset> {
 	
@@ -26,6 +29,9 @@ public record MultiAsset(ObjectList<IAsset> assets) implements ObjectIterable<IA
 	public IAsset get(int index) { return assets.get(index); }
 	@Override
 	public ObjectIterator<IAsset> iterator() { return assets.iterator(); }
+	public String crc() { return map(Checksums.CRC, () -> "").reduce(new StringBuilder(), StringBuilder::append).toString(); }
+	public String sha256() { return map(Checksums.SHA_256, () -> "").reduce(new StringBuilder(), StringBuilder::append).toString(); }
+	
 	
 	public <T> ObjectIterable<T> map(IAssetParser<T> mapper, Supplier<T> defaultValue) {
 		return assets.map(E -> {
@@ -51,4 +57,19 @@ public record MultiAsset(ObjectList<IAsset> assets) implements ObjectIterable<IA
 	public void forEachIndexed(IntObjectConsumer<IAsset> action) {
 		assets.forEachIndexed(action);
 	}
+	
+	@Nullable
+	public static MultiAsset combineNonNull(IAssetProvider provider, ID...ids) {
+		ObjectList<IAsset> all = new ObjectArrayList<>();
+		for(ID id : ids) {
+			IAsset entry = provider.get(id);
+			if(entry == null) return null;
+			all.add(entry);
+		}
+		return new MultiAsset(all);
+	}
+	
+	public static MultiAsset combine(IAssetProvider provider, ID...ids) {
+		return new MultiAsset(ObjectArrayList.wrap(ids).map(provider::get).filter(T -> T != null).pourAsList());
+	}
 }

src/assets/java/speiger/src/coreengine/assets/impl/parsers/Checksums.java

@@ -0,0 +1,41 @@
+package speiger.src.coreengine.assets.impl.parsers;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.util.Base64;
+import java.util.Map;
+import java.util.zip.CRC32C;
+
+import speiger.src.coreengine.assets.api.IAssetParser;
+
+public class Checksums {
+	public static final IAssetParser<String> CRC = new CRC();
+	public static final IAssetParser<String> SHA_256 = new SHA256();
+	
+	public static class CRC implements IAssetParser<String> {
+		@Override
+		public String parse(Path path) throws IOException {
+			Map<String, Object> files = Files.readAttributes(path, "crc");
+			if(files.containsKey("crc")) return Long.toHexString(((Long)files.get("crc")) & 0xFFFFFFFFL);
+			CRC32C crc = new CRC32C();
+			crc.update(Files.readAllBytes(path));
+			return Long.toHexString(crc.getValue());
+		}
+	}
+	
+	public static class SHA256 implements IAssetParser<String> {
+		@Override
+		public String parse(Path path) throws IOException {
+            try {
+				MessageDigest digest = MessageDigest.getInstance("SHA-256");
+				digest.update(Files.readAllBytes(path));
+				return Base64.getEncoder().encodeToString(digest.digest());
+			}
+			catch(NoSuchAlgorithmException e) { e.printStackTrace(); }
+			return null;
+		}
+	}
+}

src/graphics/java/speiger/src/coreengine/graphics/api/core/GraphicsCommandBuffer.java

@@ -0,0 +1,26 @@
+package speiger.src.coreengine.graphics.api.core;
+
+import speiger.src.coreengine.graphics.api.buffer.VertexBuffer;
+import speiger.src.coreengine.graphics.api.mesh.Mesh;
+import speiger.src.coreengine.graphics.api.sampler.Sampler;
+import speiger.src.coreengine.graphics.api.shader.ShaderPipeline;
+import speiger.src.coreengine.graphics.api.texture.Texture;
+import speiger.src.coreengine.graphics.api.utils.GraphicsResource;
+
+public interface GraphicsCommandBuffer extends GraphicsResource {
+	GraphicsCommandBuffer begin();
+	GraphicsCommandBuffer setScissors(int x, int y, int width, int height);
+	
+	GraphicsCommandBuffer pipeline(ShaderPipeline pipeline);
+	GraphicsCommandBuffer mesh(Mesh mesh);
+	GraphicsCommandBuffer texture(int set, int binding, Texture texture, Sampler sampler);
+	GraphicsCommandBuffer uniform(int set, int binding, VertexBuffer buffer);
+	
+	GraphicsCommandBuffer drawIndexed(int start, int count);
+	
+	GraphicsCommandBuffer pushScissors(int x, int y, int width, int height);
+	GraphicsCommandBuffer popScissors();
+	GraphicsCommandBuffer end();
+	
+	int commandCount();
+}

src/graphics/java/speiger/src/coreengine/graphics/api/core/GraphicsCommandQueue.java

@@ -1,6 +1,5 @@
 package speiger.src.coreengine.graphics.api.core;
 
-import speiger.src.coreengine.graphics.api.shader.RenderPass;
 import speiger.src.coreengine.graphics.api.target.RenderTarget;
 import speiger.src.coreengine.graphics.api.texture.Texture;
 import speiger.src.coreengine.graphics.api.utils.PushableResource;
@@ -20,7 +19,8 @@ public interface GraphicsCommandQueue {
 	
 	public void writeToTexture(Texture target, int x, int y, int width, int height, long source);
 	public void readFromTexture(Texture source, int x, int y, int width, int height, long target);
-	public RenderPass createRenderPass(RenderTarget target, DrawArea area);
+	
+	public void submitCommands(GraphicsCommandBuffer buffer);
 		
 	public record DrawArea(int x, int y, int width, int height) {
 		public boolean fits(int x, int y, int width, int height) {

src/graphics/java/speiger/src/coreengine/graphics/api/core/GraphicsDevice.java

@@ -3,18 +3,22 @@ package speiger.src.coreengine.graphics.api.core;
 import speiger.src.coreengine.graphics.api.buffer.VertexBuffer;
 import speiger.src.coreengine.graphics.api.buffer.states.BufferState;
 import speiger.src.coreengine.graphics.api.buffer.states.BufferType;
+import speiger.src.coreengine.graphics.api.mesh.Mesh;
 import speiger.src.coreengine.graphics.api.sampler.Sampler;
 import speiger.src.coreengine.graphics.api.sampler.SamplerSettings;
 import speiger.src.coreengine.graphics.api.texture.Texture;
 import speiger.src.coreengine.graphics.api.texture.TextureSettings;
+import speiger.src.coreengine.graphics.api.utils.ExecutionType;
 import speiger.src.coreengine.rendering.input.window.Window;
 
 public interface GraphicsDevice {
 	public Window getWindow();
 	public GraphicsSurface createSurface();
+	public GraphicsCommandBuffer createBuffer(ExecutionType type);
 	public GraphicsCommandQueue getQueue();
 	public VertexBuffer createBuffer(BufferType type, BufferState state);
 	public VertexBuffer createBuffer(BufferType type, BufferState state, int allocatedBytes);
 	public Texture createTexture(TextureSettings data, int width, int height);
 	public Sampler createSampler(SamplerSettings settings);
+	public Mesh createMesh(Mesh.Builder builder, boolean autocreate);
 }

src/graphics/java/speiger/src/coreengine/graphics/api/mesh/Mesh.java

@@ -0,0 +1,77 @@
+package speiger.src.coreengine.graphics.api.mesh;
+
+import speiger.src.collections.ints.maps.interfaces.Int2ObjectMap;
+import speiger.src.coreengine.graphics.api.buffer.VertexBuffer;
+import speiger.src.coreengine.graphics.api.buffer.states.IndeciesType;
+import speiger.src.coreengine.graphics.api.utils.GraphicsResource;
+import speiger.src.coreengine.graphics.api.vertex.VertexLayout;
+
+public abstract class Mesh implements GraphicsResource {
+	protected final Int2ObjectMap<LayoutInfo> layouts;
+	protected Int2ObjectMap<VertexBuffer> buffers;
+	protected VertexBuffer indeciesBuffer;
+	protected IndeciesType indeciesType;
+	
+	public Mesh(Int2ObjectMap<LayoutInfo> layouts, Int2ObjectMap<VertexBuffer> buffers, VertexBuffer indeciesBuffer) {
+		this.layouts = layouts;
+		this.buffers = buffers;
+		this.indeciesBuffer = indeciesBuffer;
+	}
+	
+	protected abstract void closeWithBuffers();
+	
+	public Int2ObjectMap<LayoutInfo> layouts() {
+		return layouts;
+	}
+	
+	public VertexBuffer indeciesBuffer() {
+		return indeciesBuffer;
+	}
+	
+	public IndeciesType indeciesType() {
+		return indeciesType;
+	}
+	
+	public VertexBuffer buffer(int binding) {
+		return buffers.get(binding);
+	}
+	
+	public Mesh indexBuffer(VertexBuffer indexBuffer, IndeciesType indeciesType) {
+		this.indeciesBuffer = indexBuffer;
+		this.indeciesType = indeciesType;
+		return this;
+	}
+	
+	public Mesh buffer(int binding, VertexBuffer buffer) {
+		buffers.put(binding, buffer);
+		return this;
+	}
+	
+	public static Builder builder() {
+		return new Builder();
+	}
+	
+	public static class Builder {
+		Int2ObjectMap<LayoutInfo> layouts = Int2ObjectMap.builder().linkedMap();
+		boolean autoGenerate;
+		
+		private Builder() {}
+		
+		public Builder layout(VertexLayout layout) {
+			return layout(layouts.size(), layout);
+		}
+		
+		public Builder layout(int index, VertexLayout layout) {
+			return layout(index, layout, 0);
+		}
+		
+		public Builder layout(int index, VertexLayout layout, int instanceCount) {
+			layouts.put(index, new LayoutInfo(layout, instanceCount));
+			return this;
+		}
+	}
+	
+	public record LayoutInfo(VertexLayout layout, int instanceCount) {
+		
+	}
+}

src/graphics/java/speiger/src/coreengine/graphics/api/shader/BufferAttribute.java

@@ -1,32 +1,12 @@
 package speiger.src.coreengine.graphics.api.shader;
 
+import java.util.Objects;
+
 import speiger.src.coreengine.graphics.api.shader.states.GraphicsDataType;
 
-public record BufferAttribute(int index, int size, GraphicsDataType type, boolean normal, int instancedAmount) {
-	public BufferAttribute(int index, int size) {
-		this(index, size, GraphicsDataType.FLOAT, false, 0);
-	}
-	
-	public BufferAttribute(int index, int size, GraphicsDataType type) {
-		this(index, size, type, false, 0);
-	}
-	
-	public BufferAttribute(int index, int size, GraphicsDataType type, boolean normal) {
-		this(index, size, type, normal, 0);
-	}
-	
-	public BufferAttribute(int index, int size, GraphicsDataType type, int instancedAmount) {
-		this(index, size, type, false, instancedAmount);
-	}
-	
-	public static BufferAttribute[] array(int startIndex, int width, int size, GraphicsDataType type) { return array(startIndex, width, size, type, false, 0); }
-	public static BufferAttribute[] array(int startIndex, int width, int size, GraphicsDataType type, boolean normal) { return array(startIndex, width, size, type, normal, 0); }
-	public static BufferAttribute[] array(int startIndex, int width, int size, GraphicsDataType type, int instanceAmount) { return array(startIndex, width, size, type, false, instanceAmount); }
-	public static BufferAttribute[] array(int startIndex, int width, int size, GraphicsDataType type, boolean normal, int instancedAmount) { 
-		BufferAttribute[] attributes = new BufferAttribute[width];
-		for(int i = 0;i < width;i++) {
-			attributes[i] = new BufferAttribute(startIndex + i, size, type, normal, instancedAmount);
-		}
-		return attributes;
+public record BufferAttribute(String name, int index, int size, GraphicsDataType type, boolean normal) {
+	public BufferAttribute {
+		Objects.requireNonNull(name, "Attributes requires name");
+		Objects.requireNonNull(type, "GraphicsDataType required");
 	}
 }

src/graphics/java/speiger/src/coreengine/graphics/api/shader/RasterizerState.java

@@ -0,0 +1,14 @@
+package speiger.src.coreengine.graphics.api.shader;
+
+import java.util.Objects;
+
+import speiger.src.coreengine.graphics.api.shader.states.DrawMode;
+import speiger.src.coreengine.graphics.api.shader.states.PolygonMode;
+
+public record RasterizerState(DrawMode mode, PolygonMode fillMode, boolean cullBack) {
+	public static final RasterizerState DEFAULT = new RasterizerState(DrawMode.TRIANGLES, PolygonMode.FILL, true);
+	public RasterizerState {
+		Objects.requireNonNull(mode);
+		Objects.requireNonNull(fillMode);
+	}
+}

src/graphics/java/speiger/src/coreengine/graphics/api/shader/ShaderPipeline.java

@@ -5,120 +5,103 @@ import java.util.EnumMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
-import java.util.Set;
 
 import speiger.src.collections.objects.lists.ImmutableObjectList;
 import speiger.src.collections.objects.lists.ObjectArrayList;
 import speiger.src.collections.objects.lists.ObjectList;
-import speiger.src.collections.objects.sets.ObjectOpenHashSet;
-import speiger.src.collections.objects.sets.ObjectSet;
-import speiger.src.coreengine.assets.AssetLocation;
+import speiger.src.coreengine.assets.api.ID;
+import speiger.src.coreengine.graphics.api.shader.states.Bindings.TextureBinding;
+import speiger.src.coreengine.graphics.api.shader.states.Bindings.UniformBinding;
 import speiger.src.coreengine.graphics.api.shader.states.DrawMode;
+import speiger.src.coreengine.graphics.api.shader.states.GraphicsDataType;
 import speiger.src.coreengine.graphics.api.shader.states.PolygonMode;
 import speiger.src.coreengine.graphics.api.shader.states.ShaderType;
+import speiger.src.coreengine.graphics.api.texture.states.TextureType;
 
-public record ShaderPipeline(AssetLocation id, Map<ShaderType, AssetLocation> shaders, List<List<BufferAttribute>> attributes, List<String> attributeNames, Set<String> uniforms, Set<String> samplers, DrawMode mode, PolygonMode fillMode, boolean cullBack, ColorTarget colorTarget, DepthTarget depthTarget) {
+public record ShaderPipeline(ID id, Map<ShaderType, ID> shaders, List<VertexBinding> attributes, List<UniformBinding> uniforms, List<TextureBinding> textures, RasterizerState rasterizer, ColorTarget colorTarget, DepthTarget depthTarget) {
 	
 	public ShaderPipeline {
 		Objects.requireNonNull(id);
 		if(shaders.isEmpty()) throw new IllegalStateException("Shaders isn't allowed to be empty");
 		Objects.requireNonNull(uniforms);
-		Objects.requireNonNull(samplers);
-		Objects.requireNonNull(mode);
-		Objects.requireNonNull(fillMode);
+		Objects.requireNonNull(textures);
+		Objects.requireNonNull(rasterizer);
 		Objects.requireNonNull(colorTarget);
 		Objects.requireNonNull(depthTarget);
 	}
 	
-	public static Builder builder(AssetLocation id) {
+	public static Builder builder(ID id) {
 		return new Builder(id);
 	}
 	
-	public Builder copy(AssetLocation id) {
+	public Builder copy(ID id) {
 		return new Builder(id, this);
 	}
 	
 	public static class Builder {
-		AssetLocation id;
-		EnumMap<ShaderType, AssetLocation> shaders = new EnumMap<>(ShaderType.class);
-		ObjectList<String> attributeNames = new ObjectArrayList<>();
-		@SuppressWarnings("unchecked")
-		ObjectList<List<BufferAttribute>> attributes = ObjectArrayList.wrap(new List[8]);
-		ObjectSet<String> uniforms = new ObjectOpenHashSet<>();
-		ObjectSet<String> samplers = new ObjectOpenHashSet<>();
-		DrawMode drawMode;
-		PolygonMode fillMode = PolygonMode.FILL;
-		boolean cullBack = true;
+		ID id;
+		EnumMap<ShaderType, ID> shaders = new EnumMap<>(ShaderType.class);
+		ObjectList<VertexBinding> attributes = new ObjectArrayList<>();
+		ObjectList<UniformBinding> uniforms = new ObjectArrayList<>();
+		ObjectList<TextureBinding> textures = new ObjectArrayList<>();
+		RasterizerState rasterizer = RasterizerState.DEFAULT;
 		ColorTarget colorTarget = ColorTarget.DEFAULT;
 		DepthTarget depthTarget = DepthTarget.DEFAULT;
 		
-		private Builder(AssetLocation id) {
+		private Builder(ID id) {
 			this.id = Objects.requireNonNull(id);
 			
 		}
 		
-		private Builder(AssetLocation id, ShaderPipeline line) {
+		private Builder(ID id, ShaderPipeline line) {
 			this(id);
 			shaders.putAll(line.shaders());
-			attributeNames.addAll(line.attributeNames());
-			for(int i = 0,m=line.attributes().size();i<m;i++) {
-				attributes.set(i, line.attributes().get(i));
-			}
+			attributes.addAll(line.attributes());
 			uniforms.addAll(line.uniforms());
-			samplers.addAll(line.samplers());
-			drawMode = line.mode();
-			fillMode = line.fillMode();
-			cullBack = line.cullBack();
+			textures.addAll(line.textures());
+			rasterizer = line.rasterizer();
 			colorTarget = line.colorTarget();
 			depthTarget = line.depthTarget();
 		}
 		
-		public Builder withShader(ShaderType type, AssetLocation location) {
+		public Builder withStage(ShaderType type, ID location) {
 			shaders.put(Objects.requireNonNull(type, "Shouldn't be null"), Objects.requireNonNull(location, "Resource shouldn't be null"));
 			return this;
 		}
 		
-		public Builder withUniform(String uniform) {
-			uniforms.add(Objects.requireNonNull(uniform));
+		public Builder withUniform(String name, int binding, int set, int bytes) {
+			uniforms.add(new UniformBinding(name, binding, set, bytes));
 			return this;
 		}
 		
-		public Builder withSampler(String sampler) {
-			samplers.add(Objects.requireNonNull(sampler));
+		public Builder withTexture(String name, int binding, int set, TextureType type) {
+			textures.add(new TextureBinding(name, binding, set, type));
 			return this;
 		}
 		
-		public Builder withDrawMode(DrawMode mode) {
-			drawMode = Objects.requireNonNull(mode);
+		public Builder withRasterizer(DrawMode draw, PolygonMode polygon, boolean cullBack) {
+			rasterizer = new RasterizerState(draw, polygon, cullBack);
 			return this;
 		}
 		
-		public Builder withFillMode(PolygonMode mode) {
-			this.fillMode = Objects.requireNonNull(mode);
-			return this;
+		public AttributeBuilder withFormat() {
+			return withFormat(attributes.size());
 		}
 		
-		public Builder withBackCulling(boolean cull) {
-			this.cullBack = cull;
-			return this;
+		public AttributeBuilder withInstanceFormat() {
+			return withFormat(attributes.size(), 1);
 		}
 		
-		public Builder withAttributeNames(String... names) {
-			this.attributeNames.clear();
-			this.attributeNames.addAll(names);
-			return this;
+		public AttributeBuilder withInstanceFormat(int instanceCount) {
+			return withFormat(attributes.size(), instanceCount);
 		}
 		
-		public Builder withBufferFormat(int index, BufferAttribute...attributes) {
-			if(index < 0 || index >= 8) throw new IndexOutOfBoundsException(index);
-			this.attributes.set(index, new ImmutableObjectList<>(attributes));
-			return this;
+		public AttributeBuilder withFormat(int bindingIndex) {
+			return withFormat(bindingIndex, 0);
 		}
 		
-		public Builder clearBufferFormat(int index) {
-			if(index < 0 || index >= 8) throw new IndexOutOfBoundsException(index);
-			attributes.set(index, null);
-			return this;
+		public AttributeBuilder withFormat(int bindingIndex, int instanceCount) {
+			return new AttributeBuilder(this, bindingIndex, instanceCount);
 		}
 		
 		public Builder withColorTarget(ColorTarget target) {
@@ -133,7 +116,52 @@ public record ShaderPipeline(AssetLocation id, Map<ShaderType, AssetLocation> sh
 		
 		public ShaderPipeline build() {
 			if(shaders.isEmpty()) throw new IllegalStateException("Shaders must be provided in a Shader Pipeline");
-			return new ShaderPipeline(id, Collections.unmodifiableMap(shaders), attributes.unmodifiable(), attributeNames.unmodifiable(), uniforms.unmodifiable(), samplers.unmodifiable(), Objects.requireNonNull(drawMode, "Draw Mode has to be defined"), fillMode, cullBack, colorTarget, depthTarget);
+			return new ShaderPipeline(id, Collections.unmodifiableMap(shaders), attributes.unmodifiable(), uniforms.unmodifiable(), textures.unmodifiable(), Objects.requireNonNull(rasterizer, "A Rasterizer should be defined"), colorTarget, depthTarget);
+		}
+	}
+	
+	public static class AttributeBuilder {
+		final Builder owner;
+		final List<BufferAttribute> attributes = new ObjectArrayList<>();
+		final int bindingIndex;
+		final int instanceCount;
+		int stride;
+		
+		private AttributeBuilder(Builder owner, int bindingIndex, int instanceCount) {
+			this.owner = owner;
+			this.bindingIndex = bindingIndex;
+			this.instanceCount = instanceCount;
+		}
+		
+	    public AttributeBuilder attribute(String name, int index, int size) {
+	        return attribute(name, index, size, GraphicsDataType.FLOAT, false);
+	    }
+
+	    public AttributeBuilder attribute(String name, int index, int size, GraphicsDataType type) {
+	        return attribute(name, index, size, type, false);
+	    }
+		
+		public AttributeBuilder attribute(String name, int index, int size, GraphicsDataType type, boolean normalized) {
+			attributes.add(new BufferAttribute(name, index, size, type, normalized));
+			stride += type.size(size);
+			return this;
+		}
+		
+	    public AttributeBuilder array(String baseName, int startIndex, int width, int size, GraphicsDataType type) {
+	        return array(baseName, startIndex, width, size, type, false);
+	    }
+		
+		public AttributeBuilder array(String baseName, int startIndex, int width, int size, GraphicsDataType type, boolean normalized) {
+			Objects.requireNonNull(baseName);
+			for(int i = 0;i<width;i++) {
+				attribute(baseName+" ["+i+"]", startIndex + i, size, type, normalized);
+			}
+			return this;
+		}
+		
+		public Builder endFormat() {
+			owner.attributes.add(new VertexBinding(bindingIndex, stride, instanceCount, new ImmutableObjectList<>(attributes)));
+			return owner;
 		}
 	}
 }

src/graphics/java/speiger/src/coreengine/graphics/api/shader/VertexBinding.java

@@ -0,0 +1,7 @@
+package speiger.src.coreengine.graphics.api.shader;
+
+import java.util.List;
+
+public record VertexBinding(int bindingIndex, int stide, int instanceOffset, List<BufferAttribute> attributes) {
+	
+}

src/graphics/java/speiger/src/coreengine/graphics/api/shader/states/Bindings.java

@@ -0,0 +1,21 @@
+package speiger.src.coreengine.graphics.api.shader.states;
+
+import java.util.Objects;
+
+import speiger.src.coreengine.graphics.api.texture.states.TextureType;
+
+public class Bindings {
+	public record UniformBinding(String name, int binding, int set, int bytes) {
+		public UniformBinding {
+			Objects.requireNonNull(name, "A name has to be provided");
+		}
+	}
+	
+	public record TextureBinding(String name, int binding, int set, TextureType type) {
+		public TextureBinding {
+			Objects.requireNonNull(name, "A name has to be provided");
+			Objects.requireNonNull(type, "A TextureType has to be provided");
+		}
+	}
+
+}

src/graphics/java/speiger/src/coreengine/graphics/api/shader/states/GraphicsDataType.java

@@ -2,48 +2,49 @@ package speiger.src.coreengine.graphics.api.shader.states;
 
 public enum GraphicsDataType {
 	BYTE("byte", 1, PrimitiveType.BYTE),
-	UNSIGNED_BYTE("u_byte", 1, PrimitiveType.BYTE, true, false),
+	UNSIGNED_BYTE("u_byte", 1, PrimitiveType.BYTE, true),
 	SHORT("short", 2, PrimitiveType.SHORT),
-	UNSIGNED_SHORT("u_short", 2, PrimitiveType.SHORT, true, false),
+	UNSIGNED_SHORT("u_short", 2, PrimitiveType.SHORT, true),
 	INT("int", 4, PrimitiveType.INT),
-	UNSIGNED_INT("u_int", 4, PrimitiveType.INT, true, false),
+	UNSIGNED_INT("u_int", 4, PrimitiveType.INT, true),
 	FLOAT("float", 4, PrimitiveType.FLOAT),
 	DOUBLE("double", 8, PrimitiveType.DOUBLE),
 	
 	//CompressedTypes
-	UNSIGNED_3_3_2("u_byte_3_3_2", 1, PrimitiveType.BYTE),
-	UNSIGNED_2_3_3_REV("u_byte_2_3_3_rev", 1, PrimitiveType.BYTE),
-	UNSIGNED_5_6_5("u_short_5_6_5", 2, PrimitiveType.SHORT),
-	UNSIGNED_5_6_5_REV("u_short_5_6_5_rev", 2, PrimitiveType.SHORT),
-	UNSIGNED_4_4_4_4("u_short_4_4_4_4", 2, PrimitiveType.SHORT),
-	UNSIGNED_4_4_4_4_REV("u_short_4_4_4_4_rev", 2, PrimitiveType.SHORT),
-	UNSIGNED_5_5_5_1("u_short_5_5_5_1", 2, PrimitiveType.SHORT),
-	UNSIGNED_1_5_5_5_REV("u_short_1_5_5_5_rev", 2, PrimitiveType.SHORT),
-	UNSIGNED_8_8_8_8("u_int_8_8_8_8", 4, PrimitiveType.INT),
-	UNSIGNED_8_8_8_8_REV("u_int_8_8_8_8_rev", 4, PrimitiveType.INT),
-	UNSIGNED_10_10_10_2("u_int_10_10_10_2", 4, PrimitiveType.INT),
-	UNSIGNED_2_10_10_10_REV("u_int_2_10_10_10_rev", 4, PrimitiveType.INT),
+	UNSIGNED_3_3_2("u_byte_3_3_2", 1, PrimitiveType.BYTE, false, true),
+	UNSIGNED_2_3_3_REV("u_byte_2_3_3_rev", 1, PrimitiveType.BYTE, false, true),
+	UNSIGNED_5_6_5("u_short_5_6_5", 2, PrimitiveType.SHORT, false, true),
+	UNSIGNED_5_6_5_REV("u_short_5_6_5_rev", 2, PrimitiveType.SHORT, false, true),
+	UNSIGNED_4_4_4_4("u_short_4_4_4_4", 2, PrimitiveType.SHORT, false, true),
+	UNSIGNED_4_4_4_4_REV("u_short_4_4_4_4_rev", 2, PrimitiveType.SHORT, false, true),
+	UNSIGNED_5_5_5_1("u_short_5_5_5_1", 2, PrimitiveType.SHORT, false, true),
+	UNSIGNED_1_5_5_5_REV("u_short_1_5_5_5_rev", 2, PrimitiveType.SHORT, false, true),
+	UNSIGNED_8_8_8_8("u_int_8_8_8_8", 4, PrimitiveType.INT, false, true),
+	UNSIGNED_8_8_8_8_REV("u_int_8_8_8_8_rev", 4, PrimitiveType.INT, false, true),
+	UNSIGNED_10_10_10_2("u_int_10_10_10_2", 4, PrimitiveType.INT, false, true),
+	UNSIGNED_2_10_10_10_REV("u_int_2_10_10_10_rev", 4, PrimitiveType.INT, false, true),
 	
-	UNSIGNED_INT_10F_11F_11F_REV("u_int_10_11_11_rev", 4, PrimitiveType.INT),
-	UNSIGNED_INT_5_9_9_9_REV("u_int_5_9_9_9_rev", 4, PrimitiveType.INT);
+	UNSIGNED_INT_10F_11F_11F_REV("u_int_10_11_11_rev", 4, PrimitiveType.INT, false, true),
+	UNSIGNED_INT_5_9_9_9_REV("u_int_5_9_9_9_rev", 4, PrimitiveType.INT, false, true);
 	
 	String name;
 	int byteSize;
 	PrimitiveType type;
 	boolean supportsIBO;
-	boolean isCompound;
+	boolean compound;
 	
-	private GraphicsDataType(String name, int byteSize, PrimitiveType type, boolean supportsIBO, boolean isCompound) {
+	private GraphicsDataType(String name, int byteSize, PrimitiveType type, boolean supportsIBO, boolean compound) {
 		this.name = name;
 		this.byteSize = byteSize;
 		this.type = type;
 		this.supportsIBO = supportsIBO;
-		this.isCompound = isCompound;
+		this.compound = compound;
 	}
 	
-	private GraphicsDataType(String name, int byteSize, PrimitiveType type, boolean isCompound) {
-		this(name, byteSize, type, false, isCompound);
+	private GraphicsDataType(String name, int byteSize, PrimitiveType type, boolean supportsIBO) {
+		this(name, byteSize, type, supportsIBO, false);
 	}
+
 	
 	private GraphicsDataType(String name, int byteSize, PrimitiveType type) {
 		this(name, byteSize, type, false, false);
@@ -61,16 +62,16 @@ public enum GraphicsDataType {
 		return type;
 	}
 	
+	public boolean isCompound() {
+		return compound;
+	}
+	
 	public boolean supportsIBO() {
 		return supportsIBO; 
 	}
 	
-	public boolean isCompound() {
-		return isCompound;
-	}
-	
 	public int size(int attributes) {
-		return isCompound ? byteSize : attributes * byteSize; 
+		return compound ? byteSize : attributes * byteSize; 
 	}
 	
 }

src/graphics/java/speiger/src/coreengine/graphics/api/utils/ExecutionType.java

@@ -0,0 +1,6 @@
+package speiger.src.coreengine.graphics.api.utils;
+
+public enum ExecutionType {
+	IMMEDIATE,
+	RECORDED;
+}

src/graphics/java/speiger/src/coreengine/graphics/api/vertex/VertexElement.java

@@ -1,12 +0,0 @@
-package speiger.src.coreengine.graphics.api.vertex;
-
-public record VertexElement(int size, Usage usage)
-{
-	public static enum Usage {
-		POS,
-		UV,
-		COLOR,
-		NORMAL,
-		CUSTOM;
-	}
-}

src/graphics/java/speiger/src/coreengine/graphics/api/vertex/VertexFormat.java

@@ -1,78 +0,0 @@
-package speiger.src.coreengine.graphics.api.vertex;
-
-import java.util.EnumSet;
-import java.util.Iterator;
-import java.util.Set;
-
-import speiger.src.collections.ints.lists.IntArrayList;
-import speiger.src.collections.ints.lists.IntList;
-import speiger.src.collections.objects.lists.ObjectArrayList;
-import speiger.src.collections.objects.lists.ObjectList;
-import speiger.src.collections.objects.maps.impl.hash.Object2ObjectLinkedOpenHashMap;
-import speiger.src.collections.objects.maps.interfaces.Object2ObjectMap;
-import speiger.src.collections.objects.maps.interfaces.Object2ObjectMap.Entry;
-import speiger.src.collections.objects.utils.ObjectIterators;
-import speiger.src.coreengine.graphics.api.vertex.VertexElement.Usage;
-
-public class VertexFormat implements Iterable<VertexElement> {
-	Object2ObjectMap<String, VertexElement> mappedElements = new Object2ObjectLinkedOpenHashMap<>();
-	ObjectList<VertexElement> elements = new ObjectArrayList<>();
-	Set<Usage> types = EnumSet.noneOf(Usage.class);
-	IntList offsets = new IntArrayList();
-	int totalOffset;
-	
-	private VertexFormat() {}
-	
-	private VertexFormat(VertexFormat vertexList) {
-		elements.addAll(vertexList.elements);
-		offsets.addAll(vertexList.offsets);
-		totalOffset = vertexList.totalOffset;
-	}
-	
-	public static Builder builder() {
-		return new Builder();
-	}
-	
-	public static Builder builder(VertexFormat format) {
-		return new Builder(format);
-	}
-	
-	private void add(String name, VertexElement element) {
-		if(mappedElements.put(name, element) != null) throw new IllegalStateException("Duplicated Names are not allowed");
-		elements.add(element);
-		offsets.add(totalOffset);
-		totalOffset += element.size();
-		types.add(element.usage());
-	}
-	
-	public int totalOffset() { return totalOffset; }
-	public int size() { return elements.size(); }
-	public VertexElement get(int index) { return elements.get(index); }
-	public int offset(int index) { return offsets.getInt(index); }
-	public Iterable<Entry<String, VertexElement>> entrySet() { return mappedElements.object2ObjectEntrySet().unmodifiable(); }
-	@Override
-	public Iterator<VertexElement> iterator() { return ObjectIterators.unmodifiable(elements.iterator()); }
-	public boolean hasType(Usage type) { return types.contains(type); }
-	public boolean hasName(String name) { return mappedElements.containsKey(name); }
-	
-	public static class Builder {
-		VertexFormat format;
-		
-		public Builder() {
-			format = new VertexFormat();
-		}
-		
-		public Builder(VertexFormat prev) {
-			format = new VertexFormat(prev);
-		}
-		
-		public Builder add(String name, VertexElement element) {
-			format.add(name, element);
-			return this;
-		}
-		
-		public VertexFormat build() {
-			return format;
-		}
-	}
-}

src/graphics/java/speiger/src/coreengine/graphics/api/vertex/VertexLayout.java

@@ -0,0 +1,90 @@
+package speiger.src.coreengine.graphics.api.vertex;
+
+import java.util.Objects;
+
+import speiger.src.collections.ints.lists.IntArrayList;
+import speiger.src.collections.ints.lists.IntList;
+import speiger.src.collections.objects.collections.ObjectIterable;
+import speiger.src.collections.objects.collections.ObjectIterator;
+import speiger.src.collections.objects.lists.ObjectArrayList;
+import speiger.src.collections.objects.lists.ObjectList;
+import speiger.src.collections.objects.maps.interfaces.Object2ObjectMap;
+import speiger.src.collections.objects.utils.ObjectIterators;
+import speiger.src.coreengine.graphics.api.shader.states.GraphicsDataType;
+import speiger.src.coreengine.graphics.api.vertex.VertexLayout.Element;
+
+public class VertexLayout implements ObjectIterable<Element> {
+	Object2ObjectMap<String, Element> mapped = Object2ObjectMap.builder().linkedMap();
+	ObjectList<Element> elements = new ObjectArrayList<>();
+	IntList offsets = new IntArrayList();
+	int stride;
+	int bytes;
+	
+	private VertexLayout() {}
+	
+	public static Builder builder() {
+		return new Builder(new VertexLayout());
+	}
+	
+	public int stride() { return stride; }
+	public int size() { return elements.size(); }
+	public int bytes() { return bytes; }
+	public int offset(int index) { return offsets.getInt(index); }
+	public Element get(int index) { return elements.get(index); }
+	public boolean contains(String key) { return mapped.containsKey(key); }
+	public ObjectList<Element> elements() { return elements.unmodifiable(); }
+	@Override
+	public ObjectIterator<Element> iterator() { return ObjectIterators.unmodifiable(elements.iterator()); }
+	
+	private void add(Element element) {
+		if(mapped.put(element.name(), element) != null) throw new IllegalStateException("Duplicated Names are not allowed");
+		elements.add(element);
+		offsets.add(stride);
+		int size = element.size();
+		stride += size;
+		bytes += element.type().size(size);
+	}
+	
+	public static class Builder {
+		VertexLayout format;
+
+		private Builder(VertexLayout format) {
+			this.format = format;
+		}
+		
+	    public Builder element(String name, int index, int size, Usage usage) {
+	        return element(name, index, size, usage, GraphicsDataType.FLOAT, false);
+	    }
+
+	    public Builder element(String name, int index, int size, Usage usage, GraphicsDataType type) {
+	        return element(name, index, size, usage, type, false);
+	    }
+		
+		public Builder element(String name, int index, int size, Usage usage, GraphicsDataType type, boolean normalized) {
+			format.add(new Element(name, index, size, usage, type, normalized));
+			return this;
+		}
+		
+	    public Builder array(String baseName, int startIndex, int width, int size, Usage usage, GraphicsDataType type) {
+	        return array(baseName, startIndex, width, size, usage, type, false);
+	    }
+		
+		public Builder array(String baseName, int startIndex, int width, int size, Usage usage, GraphicsDataType type, boolean normalized) {
+			Objects.requireNonNull(baseName);
+			for(int i = 0;i<width;i++) {
+				element(baseName+" ["+i+"]", startIndex + i, size, usage, type, normalized);
+			}
+			return this;
+		}
+		
+		public VertexLayout build() {
+			return format;
+		}
+	}
+	
+	public record Element(String name, int index, int size, Usage usage, GraphicsDataType type, boolean normalized) {}
+	
+	public enum Usage {
+		POS, UV, COLOR, NORMAL, MATRIX, CUSTOM; 
+	}
+}

src/graphics/java/speiger/src/coreengine/graphics/opengl/core/GLCommandQueue.java

@@ -8,8 +8,8 @@ import org.lwjgl.opengl.GL30;
 import org.lwjgl.opengl.GL45;
 
 import speiger.src.coreengine.assets.AssetLocation;
+import speiger.src.coreengine.graphics.api.core.GraphicsCommandBuffer;
 import speiger.src.coreengine.graphics.api.core.GraphicsCommandQueue;
-import speiger.src.coreengine.graphics.api.shader.RenderPass;
 import speiger.src.coreengine.graphics.api.target.RenderTarget;
 import speiger.src.coreengine.graphics.api.target.ScreenTarget;
 import speiger.src.coreengine.graphics.api.target.TextureTarget;
@@ -22,18 +22,17 @@ import speiger.src.coreengine.math.vector.floats.Vec4f;
 import speiger.src.coreengine.rendering.input.window.Window;
 
 public class GLCommandQueue implements GraphicsCommandQueue {
-	private static final int HAS_COLOR = 1;
-	private static final int HAS_DEPTH = 2;
-	private static final int HAS_BOTH = 3;
 	GLGraphicsDevice device;
 	FrameBufferCache fboCache = new FrameBufferCache();
 	GLRenderPass activePass;
 	RenderTarget renderTarget = ScreenTarget.INSTANCE;
+	ScreenBuffer targetFBO;
 	Vec4f clearColor = Vec4f.mutable(0F, 0F, 0F, 1F);
 	double clearDepth = 0D;
 	
 	public GLCommandQueue(GLGraphicsDevice device) {
 		this.device = device;
+		this.targetFBO = new ScreenBuffer(0, device.getWindow().width(), device.getWindow().height());
 	}
 
 	@Override
@@ -68,23 +67,26 @@ public class GLCommandQueue implements GraphicsCommandQueue {
 	private RenderTarget setRenderTarget(RenderTarget target) {
 		if(this.renderTarget.equals(target)) return target;
 		this.renderTarget = target;
-		switch(target) {
+		targetFBO = switch(target) {
 			case ScreenTarget _ -> {
-				GL30.glBindFramebuffer(GL30.GL_DRAW_FRAMEBUFFER, 0);
 				Window window = device.getWindow();
-				GL11.glViewport(0, 0, window.width(), window.height());
-				break;
+				yield new ScreenBuffer(0, window.width(), window.height());
 			}
 			case TextureTarget(AssetLocation id, Texture color, Texture depth) -> {
 				int fbo = fboCache.getOrCreateFBO(id);
-				if(color != null) GL45.glNamedFramebufferTexture(fbo, GL30.GL_COLOR_ATTACHMENT0, ((GLTexture)color).id(), 0);
-				if(depth != null) GL45.glNamedFramebufferTexture(fbo, GL30.GL_DEPTH_ATTACHMENT, ((GLTexture)depth).id(), 0);
-				GL30.glBindFramebuffer(GL30.GL_DRAW_FRAMEBUFFER, fbo);
-				if(color != null) GL11.glViewport(0, 0, color.width(), color.height());
-				else if(depth != null) GL11.glViewport(0, 0, depth.width(), depth.height());
-				break;
+				if(color != null) {
+					GL45.glNamedFramebufferTexture(fbo, GL30.GL_COLOR_ATTACHMENT0, ((GLTexture)color).id(), 0);
+					yield new ScreenBuffer(fbo, color.width(), color.height());
+				}
+				if(depth != null) {
+					GL45.glNamedFramebufferTexture(fbo, GL30.GL_DEPTH_ATTACHMENT, ((GLTexture)depth).id(), 0);
+					yield new ScreenBuffer(fbo, depth.width(), depth.height());
+				}
+				throw new IllegalArgumentException("No Color or Depth Provided");
 			}
-		}
+		};
+		GL30.glBindFramebuffer(GL30.GL_DRAW_FRAMEBUFFER, targetFBO.fbo());
+		GL11.glViewport(0, 0, targetFBO.width(), targetFBO.height());
 		return target;
 	}
 	
@@ -112,50 +114,6 @@ public class GLCommandQueue implements GraphicsCommandQueue {
 	public void readFromTexture(Texture source, int x, int y, int width, int height, long target) {
 	}
 	
-	@Override
-	public RenderPass createRenderPass(RenderTarget target, DrawArea area) {
-		int width = 0;
-		int height = 0;
-		int hasState = 0;
-		int frameBuffer = switch(target) {
-			case ScreenTarget _ -> {
-				Window window = device.getWindow();
-				width = window.width();
-				height = window.height();
-				hasState = HAS_BOTH;
-				yield 0;
-			}
-			case TextureTarget(AssetLocation id, Texture color, Texture depth) -> {
-				int fbo = fboCache.getOrCreateFBO(id);
-				if(color != null) {
-					hasState |= HAS_COLOR;
-					GL45.glNamedFramebufferTexture(fbo, GL30.GL_COLOR_ATTACHMENT0, ((GLTexture)color).id(), 0);
-				}
-				if(depth != null) {
-					hasState |= HAS_DEPTH;
-					GL45.glNamedFramebufferTexture(fbo, GL30.GL_DEPTH_ATTACHMENT, ((GLTexture)depth).id(), 0);
-				}
-				if(color != null) {
-					width = color.width();
-					height = color.height();
-				}
-				else if(depth != null) {
-					width = depth.width();
-					height = depth.height();					
-				}
-				yield fbo;
-			}
-		};
-		GL30.glBindFramebuffer(GL30.GL_DRAW_FRAMEBUFFER, frameBuffer);
-		GL11.glViewport(0, 0, width, height);
-		boolean scissors = area != null && !area.fills(width, height);
-		if(scissors) {
-			GL11.glEnable(GL11.GL_SCISSOR_TEST);
-			GL11.glScissor(area.x(), area.y(), area.width(), area.height());
-		}
-		return (activePass = new GLRenderPass(this, area, scissors, (hasState & HAS_COLOR) != 0, (hasState & HAS_DEPTH) != 0, frameBuffer));
-	}
-	
 	private record PushableObject<T>(T original, T applying, Supplier<T> current, Consumer<T> apply) implements PushableResource {
 		@Override
 		public void close() {
@@ -164,4 +122,11 @@ public class GLCommandQueue implements GraphicsCommandQueue {
 			}
 		}
 	}
+	
+	private record ScreenBuffer(int fbo, int width, int height) {}
+
+	@Override
+	public void submitCommands(GraphicsCommandBuffer buffer) {
+		
+	}
 }

src/graphics/java/speiger/src/coreengine/graphics/opengl/core/GLGraphicsDevice.java

@@ -9,14 +9,17 @@ import org.lwjgl.opengl.GL33;
 import org.lwjgl.opengl.GL43;
 import org.lwjgl.opengl.GL45;
 
-import speiger.src.coreengine.assets.base.IAssetProvider;
+import speiger.src.coreengine.assets.api.IAssetProvider;
 import speiger.src.coreengine.graphics.api.buffer.states.BufferState;
 import speiger.src.coreengine.graphics.api.buffer.states.BufferType;
+import speiger.src.coreengine.graphics.api.core.GraphicsCommandBuffer;
 import speiger.src.coreengine.graphics.api.core.GraphicsDevice;
+import speiger.src.coreengine.graphics.api.mesh.Mesh;
 import speiger.src.coreengine.graphics.api.sampler.SamplerSettings;
 import speiger.src.coreengine.graphics.api.shader.ShaderPipeline;
 import speiger.src.coreengine.graphics.api.texture.TextureSettings;
 import speiger.src.coreengine.graphics.api.texture.states.SwizzleMask;
+import speiger.src.coreengine.graphics.api.utils.ExecutionType;
 import speiger.src.coreengine.graphics.opengl.buffer.GLVertexBuffer;
 import speiger.src.coreengine.graphics.opengl.sampler.GLSampler;
 import speiger.src.coreengine.graphics.opengl.shader.ShaderInstance;
@@ -44,6 +47,11 @@ public class GLGraphicsDevice implements GraphicsDevice {
 		return new GLSurface(owner);
 	}
 	
+	@Override
+	public GraphicsCommandBuffer createBuffer(ExecutionType type) {
+		return null;
+	}
+
 	@Override
 	public GLCommandQueue getQueue() {
 		return queue;
@@ -85,9 +93,12 @@ public class GLGraphicsDevice implements GraphicsDevice {
 		return new GLSampler(Objects.requireNonNull(settings));
 	}
 	
+	@Override
+	public Mesh createMesh(Mesh.Builder builder, boolean autocreate) {
+		return null;
+	}
+	
 	public ShaderInstance createShader(ShaderPipeline line, IAssetProvider provider) {
-		
-		
 		return null;
 	}
 }

src/graphics/java/speiger/src/coreengine/graphics/opengl/mesh/GLMesh.java

@@ -0,0 +1,64 @@
+package speiger.src.coreengine.graphics.opengl.mesh;
+
+import org.lwjgl.opengl.GL45;
+
+import speiger.src.collections.ints.maps.interfaces.Int2ObjectMap;
+import speiger.src.coreengine.graphics.api.buffer.VertexBuffer;
+import speiger.src.coreengine.graphics.api.mesh.Mesh;
+import speiger.src.coreengine.graphics.api.vertex.VertexLayout;
+import speiger.src.coreengine.graphics.api.vertex.VertexLayout.Element;
+import speiger.src.coreengine.graphics.opengl.buffer.GLVertexBuffer;
+import speiger.src.coreengine.graphics.opengl.utils.GLUtils;
+
+public class GLMesh extends Mesh {
+	int vao;
+	boolean managed;
+	
+	public GLMesh(Int2ObjectMap<LayoutInfo> layouts, Int2ObjectMap<VertexBuffer> buffers, VertexBuffer indeciesBuffer, boolean managed) {
+		super(layouts, buffers, indeciesBuffer);
+		this.managed = managed;
+		vao = GL45.glCreateVertexArrays();
+	}
+
+	@Override
+	public boolean isRemoved() { return vao == 0; }
+	
+	@Override
+	public Mesh buffer(int binding, VertexBuffer buffer) {
+		super.buffer(binding, buffer);
+		bind(binding);
+		return this;
+	}
+	
+	private void bind(int binding) {
+		LayoutInfo info = layouts.get(binding);
+		VertexLayout layout = info.layout();
+		GLVertexBuffer buffer = (GLVertexBuffer)buffers.get(binding);
+		GL45.glVertexArrayVertexBuffer(vao, binding, buffer.id(), 0, layout.bytes());
+		if(info.instanceCount() > 0) GL45.glVertexArrayBindingDivisor(vao, binding, info.instanceCount());
+		int index = 0;
+		for(Element element : layout) {
+			GL45.glVertexArrayAttribFormat(vao, element.index(), element.size(), GLUtils.toGL(element.type()), element.normalized(), layout.offset(index++));
+			GL45.glVertexArrayAttribBinding(vao, element.index(), binding);
+		}
+	}
+	
+	@Override
+	public void remove() {
+		if(vao == 0) return;
+		GL45.glDeleteVertexArrays(vao);
+		vao = 0;
+		if(!managed) return;
+		if(indeciesBuffer != null) indeciesBuffer.remove();
+		buffers.values().forEach(VertexBuffer::close);
+	}
+	
+	@Override
+	protected void closeWithBuffers() {
+		boolean wasManaged = managed;
+		managed = true;
+		close();
+		managed = wasManaged;
+	}
+	
+}

src/graphics/java/speiger/src/coreengine/graphics/opengl/utils/GLUtils.java

@@ -18,6 +18,7 @@ import speiger.src.coreengine.graphics.api.buffer.states.BufferState;
 import speiger.src.coreengine.graphics.api.buffer.states.BufferType;
 import speiger.src.coreengine.graphics.api.sampler.states.BorderMode;
 import speiger.src.coreengine.graphics.api.sampler.states.SampleMode;
+import speiger.src.coreengine.graphics.api.shader.states.GraphicsDataType;
 import speiger.src.coreengine.graphics.api.texture.states.StencilType;
 import speiger.src.coreengine.graphics.api.texture.states.SwizzleMask;
 import speiger.src.coreengine.graphics.api.texture.states.TextureType;
@@ -126,4 +127,31 @@ public class GLUtils {
 			case NOTEQUAL -> GL11.GL_NOTEQUAL;
 		};
 	}
+
+	public static int toGL(GraphicsDataType type) {
+		return switch(type) {
+			case BYTE -> GL11.GL_BYTE;
+			case UNSIGNED_BYTE -> GL11.GL_UNSIGNED_BYTE;
+			case SHORT -> GL11.GL_SHORT;
+			case UNSIGNED_SHORT -> GL11.GL_UNSIGNED_SHORT;
+			case INT -> GL11.GL_INT;
+			case UNSIGNED_INT -> GL11.GL_UNSIGNED_INT;
+			case FLOAT -> GL11.GL_FLOAT;
+			case DOUBLE -> GL11.GL_DOUBLE;
+			case UNSIGNED_3_3_2 -> GL12.GL_UNSIGNED_BYTE_3_3_2;
+			case UNSIGNED_2_3_3_REV -> GL12.GL_UNSIGNED_BYTE_2_3_3_REV;
+			case UNSIGNED_5_6_5 -> GL12.GL_UNSIGNED_SHORT_5_6_5;
+			case UNSIGNED_5_6_5_REV -> GL12.GL_UNSIGNED_SHORT_5_6_5_REV;
+			case UNSIGNED_4_4_4_4 -> GL12.GL_UNSIGNED_SHORT_4_4_4_4;
+			case UNSIGNED_4_4_4_4_REV -> GL12.GL_UNSIGNED_SHORT_4_4_4_4_REV;
+			case UNSIGNED_5_5_5_1 -> GL12.GL_UNSIGNED_SHORT_5_5_5_1;
+			case UNSIGNED_1_5_5_5_REV -> GL12.GL_UNSIGNED_SHORT_1_5_5_5_REV;
+			case UNSIGNED_8_8_8_8 -> GL12.GL_UNSIGNED_INT_8_8_8_8;
+			case UNSIGNED_8_8_8_8_REV -> GL12.GL_UNSIGNED_INT_8_8_8_8_REV;
+			case UNSIGNED_10_10_10_2 -> GL12.GL_UNSIGNED_INT_10_10_10_2;
+			case UNSIGNED_2_10_10_10_REV -> GL12.GL_UNSIGNED_INT_2_10_10_10_REV;
+			case UNSIGNED_INT_10F_11F_11F_REV -> GL30.GL_UNSIGNED_INT_10F_11F_11F_REV;
+			case UNSIGNED_INT_5_9_9_9_REV -> GL30.GL_UNSIGNED_INT_5_9_9_9_REV;
+		};
+	}
 }