BatchingDrawManager

- Merge BatchLists, BatchedModel, and some parts of BatchingEngine into
BatchingDrawManager for consistency with instancing code
- Have InstancingEngine accept the max origin distance as a constructor
parameter
- Rename TransformSet to TransformCall

src/main/java/com/jozufozu/flywheel/backend/instancing/InstanceWorld.java

@@ -37,7 +37,7 @@ public class InstanceWorld implements AutoCloseable {
 
 	public static InstanceWorld create(LevelAccessor level) {
 		var engine = switch (Backend.getBackendType()) {
-			case INSTANCING -> new InstancingEngine(Components.WORLD);
+			case INSTANCING -> new InstancingEngine(Components.WORLD, 100 * 100);
 			case BATCHING -> new BatchingEngine();
 			case OFF -> throw new IllegalStateException("Cannot create instance world when backend is off.");
 		};

src/main/java/com/jozufozu/flywheel/backend/instancing/RenderDispatcher.java

@@ -7,6 +7,8 @@ import net.minecraft.client.Camera;
 
 public interface RenderDispatcher {
 
+	void beginFrame(TaskEngine taskEngine, RenderContext context);
+
 	void renderStage(TaskEngine taskEngine, RenderContext context, RenderStage stage);
 
 	/**
@@ -16,7 +18,5 @@ public interface RenderDispatcher {
 	 */
 	boolean maintainOriginCoordinate(Camera camera);
 
-	void beginFrame(TaskEngine taskEngine, RenderContext context);
-
 	void delete();
 }

src/main/java/com/jozufozu/flywheel/backend/instancing/batching/BatchLists.java

@@ -1,14 +0,0 @@
-package com.jozufozu.flywheel.backend.instancing.batching;
-
-import com.google.common.collect.ArrayListMultimap;
-import com.google.common.collect.Multimap;
-
-import net.minecraft.client.renderer.RenderType;
-
-public class BatchLists {
-	public final Multimap<RenderType, TransformSet<?>> renderLists = ArrayListMultimap.create();
-
-	public void add(TransformSet<?> set) {
-		renderLists.put(set.getMaterial().getBatchingRenderType(), set);
-	}
-}

src/main/java/com/jozufozu/flywheel/backend/instancing/batching/BatchedModel.java

@@ -1,46 +0,0 @@
-package com.jozufozu.flywheel.backend.instancing.batching;
-
-import java.util.List;
-
-import com.jozufozu.flywheel.api.instancer.InstancedPart;
-import com.jozufozu.flywheel.api.struct.StructType;
-import com.jozufozu.flywheel.core.model.Model;
-
-public class BatchedModel<D extends InstancedPart> {
-
-	private final StructType<D> type;
-	private final Model model;
-	private final CPUInstancer<D> instancer;
-	private List<TransformSet<D>> layers;
-
-	public BatchedModel(StructType<D> type, Model model) {
-		this.type = type;
-		this.model = model;
-		this.instancer = new CPUInstancer<>(type);
-	}
-
-	public void init(BatchLists batchLists) {
-		layers = model.getMeshes()
-				.entrySet()
-				.stream()
-				.map(entry -> new TransformSet<>(instancer, entry.getKey(), entry.getValue()))
-				.toList();
-
-		for (TransformSet<D> layer : layers) {
-			batchLists.add(layer);
-		}
-	}
-
-	public Model getModel() {
-		return model;
-	}
-
-	public CPUInstancer<D> getInstancer() {
-		return instancer;
-	}
-
-	public void clear() {
-		instancer.clear();
-	}
-
-}

src/main/java/com/jozufozu/flywheel/backend/instancing/batching/BatchingDrawManager.java

@@ -0,0 +1,98 @@
+package com.jozufozu.flywheel.backend.instancing.batching;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.EnumMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import org.jetbrains.annotations.NotNull;
+
+import com.google.common.collect.ArrayListMultimap;
+import com.google.common.collect.ImmutableListMultimap;
+import com.google.common.collect.ListMultimap;
+import com.jozufozu.flywheel.api.RenderStage;
+import com.jozufozu.flywheel.core.model.Model;
+
+import net.minecraft.client.renderer.RenderType;
+
+public class BatchingDrawManager {
+
+	private final List<UninitializedModel> uninitializedModels = new ArrayList<>();
+	private final List<CPUInstancer<?>> allInstancers = new ArrayList<>();
+	public final Map<RenderStage, TransformSet> renderLists = new EnumMap<>(RenderStage.class);
+	public final BatchDrawingTracker batchTracker = new BatchDrawingTracker();
+
+	public TransformSet get(RenderStage stage) {
+		return renderLists.getOrDefault(stage, TransformSet.EMPTY);
+	}
+
+	public void create(CPUInstancer<?> instancer, Model model) {
+		uninitializedModels.add(new UninitializedModel(instancer, model));
+	}
+
+	public void flush() {
+		for (var model : uninitializedModels) {
+			add(model.instancer(), model.model());
+		}
+		uninitializedModels.clear();
+	}
+
+	public void delete() {
+		allInstancers.forEach(CPUInstancer::delete);
+		allInstancers.clear();
+	}
+
+	public void clearInstancers() {
+		allInstancers.forEach(CPUInstancer::clear);
+	}
+
+	private void add(CPUInstancer<?> instancer, Model model) {
+		var meshes = model.getMeshes();
+		for (var entry : meshes.entrySet()) {
+			TransformCall<?> transformCall = new TransformCall<>(instancer, entry.getKey(), entry.getValue());
+			var material = transformCall.getMaterial();
+			var renderType = material.getBatchingRenderType();
+
+//			renderLists.computeIfAbsent(material.getRenderStage(), TransformSet::new)
+			renderLists.computeIfAbsent(RenderStage.AFTER_FINAL_END_BATCH, TransformSet::new)
+					.put(renderType, transformCall);
+		}
+		allInstancers.add(instancer);
+	}
+
+	public static class TransformSet implements Iterable<Map.Entry<RenderType, Collection<TransformCall<?>>>> {
+
+		public static final TransformSet EMPTY = new TransformSet(ImmutableListMultimap.of());
+
+		final ListMultimap<RenderType, TransformCall<?>> transformCalls;
+
+		public TransformSet(RenderStage renderStage) {
+			transformCalls = ArrayListMultimap.create();
+		}
+
+		public TransformSet(ListMultimap<RenderType, TransformCall<?>> transformCalls) {
+			this.transformCalls = transformCalls;
+		}
+
+		public void put(RenderType shaderState, TransformCall<?> transformCall) {
+			transformCalls.put(shaderState, transformCall);
+		}
+
+		public boolean isEmpty() {
+			return transformCalls.isEmpty();
+		}
+
+		@NotNull
+		@Override
+		public Iterator<Map.Entry<RenderType, Collection<TransformCall<?>>>> iterator() {
+			return transformCalls.asMap()
+					.entrySet()
+					.iterator();
+		}
+	}
+
+	private record UninitializedModel(CPUInstancer<?> instancer, Model model) {
+	}
+}

src/main/java/com/jozufozu/flywheel/backend/instancing/batching/BatchingEngine.java

@@ -1,10 +1,11 @@
 package com.jozufozu.flywheel.backend.instancing.batching;
 
-import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+import org.jetbrains.annotations.NotNull;
+
 import com.jozufozu.flywheel.api.RenderStage;
 import com.jozufozu.flywheel.api.instancer.InstancedPart;
 import com.jozufozu.flywheel.api.struct.StructType;
@@ -23,36 +24,44 @@ import net.minecraft.world.phys.Vec3;
 
 public class BatchingEngine implements Engine {
 
-	private final Map<StructType<?>, CPUInstancerFactory<?>> factories = new HashMap<>();
+	protected final BatchingDrawManager drawManager = new BatchingDrawManager();
-	private final BatchDrawingTracker batchTracker = new BatchDrawingTracker();
+	protected final Map<StructType<?>, CPUInstancerFactory<?>> factories = new HashMap<>();
-
-	private final BatchLists batchLists = new BatchLists();
-
-	protected final List<BatchedModel<?>> uninitializedModels = new ArrayList<>();
 
 	@SuppressWarnings("unchecked")
+	@NotNull
 	@Override
 	public <D extends InstancedPart> CPUInstancerFactory<D> factory(StructType<D> type) {
 		return (CPUInstancerFactory<D>) factories.computeIfAbsent(type, this::createFactory);
 	}
 
-	public <D extends InstancedPart> CPUInstancerFactory<D> createFactory(StructType<D> type) {
+	@NotNull
-		return new CPUInstancerFactory<>(type, uninitializedModels::add);
+	private <D extends InstancedPart> CPUInstancerFactory<D> createFactory(StructType<D> type) {
+		return new CPUInstancerFactory<>(type, drawManager::create);
 	}
 
 	@Override
-	public Vec3i getOriginCoordinate() {
+	public void beginFrame(TaskEngine taskEngine, RenderContext context) {
-		return BlockPos.ZERO;
+		drawManager.flush();
+
+		Vec3 cameraPos = context.camera().getPosition();
+		var stack = FlwUtil.copyPoseStack(context.stack());
+		stack.translate(-cameraPos.x, -cameraPos.y, -cameraPos.z);
+
+		submitTasks(taskEngine, stack, context.level());
 	}
 
 	public void submitTasks(TaskEngine taskEngine, PoseStack stack, ClientLevel level) {
-		batchLists.renderLists.asMap().forEach((renderType, renderList) -> {
+		BatchingDrawManager.TransformSet drawSet = drawManager.get(RenderStage.AFTER_FINAL_END_BATCH);
+		for (var entry : drawSet) {
+			var renderType = entry.getKey();
+			var renderList = entry.getValue();
+
 			int vertices = 0;
 			for (var transformSet : renderList) {
 				vertices += transformSet.getTotalVertexCount();
 			}
 
-			DrawBuffer buffer = batchTracker.getBuffer(renderType);
+			DrawBuffer buffer = drawManager.batchTracker.getBuffer(renderType);
 			buffer.prepare(vertices);
 
 			int startVertex = 0;
@@ -60,7 +69,7 @@ public class BatchingEngine implements Engine {
 				transformSet.submitTasks(taskEngine, buffer, startVertex, stack, level);
 				startVertex += transformSet.getTotalVertexCount();
 			}
-		});
+		};
 	}
 
 	@Override
@@ -72,11 +81,7 @@ public class BatchingEngine implements Engine {
 			return;
 		}
 
-		batchTracker.endBatch();
+		drawManager.batchTracker.endBatch();
-	}
-
-	@Override
-	public void delete() {
 	}
 
 	@Override
@@ -86,23 +91,19 @@ public class BatchingEngine implements Engine {
 	}
 
 	@Override
-	public void beginFrame(TaskEngine taskEngine, RenderContext context) {
+	public void attachManagers(InstanceManager<?>... listener) {
-		for (var model : uninitializedModels) {
+		// noop
-			model.init(batchLists);
-		}
-
-		uninitializedModels.clear();
-
-		Vec3 cameraPos = context.camera().getPosition();
-		var stack = FlwUtil.copyPoseStack(context.stack());
-		stack.translate(-cameraPos.x, -cameraPos.y, -cameraPos.z);
-
-		submitTasks(taskEngine, stack, context.level());
 	}
 
 	@Override
-	public void attachManagers(InstanceManager<?>... listener) {
+	public Vec3i getOriginCoordinate() {
-		// noop
+		return BlockPos.ZERO;
+	}
+
+	@Override
+	public void delete() {
+		factories.clear();
+		drawManager.delete();
 	}
 
 	@Override

src/main/java/com/jozufozu/flywheel/backend/instancing/batching/CPUInstancerFactory.java

@@ -2,7 +2,7 @@ package com.jozufozu.flywheel.backend.instancing.batching;
 
 import java.util.HashMap;
 import java.util.Map;
-import java.util.function.Consumer;
+import java.util.function.BiConsumer;
 
 import com.jozufozu.flywheel.api.instancer.InstancedPart;
 import com.jozufozu.flywheel.api.instancer.Instancer;
@@ -12,34 +12,31 @@ import com.jozufozu.flywheel.core.model.Model;
 
 public class CPUInstancerFactory<D extends InstancedPart> implements InstancerFactory<D> {
 
-	protected final Map<Model, BatchedModel<D>> models;
+	protected final StructType<D> type;
-	private final StructType<D> type;
+	private final BiConsumer<CPUInstancer<?>, Model> creationListener;
-	private final Consumer<BatchedModel<D>> creationListener;
+	protected final Map<Model, CPUInstancer<D>> models = new HashMap<>();
 
-	public CPUInstancerFactory(StructType<D> type, Consumer<BatchedModel<D>> creationListener) {
+	public CPUInstancerFactory(StructType<D> type, BiConsumer<CPUInstancer<?>, Model> creationListener) {
 		this.type = type;
-
 		this.creationListener = creationListener;
-
-		this.models = new HashMap<>();
 	}
 
 	@Override
 	public Instancer<D> model(Model modelKey) {
-		return models.computeIfAbsent(modelKey, this::createModel).getInstancer();
+		return models.computeIfAbsent(modelKey, this::createInstancer);
 	}
 
-	/**
+//	/**
-	 * Clear all instance data without freeing resources.
+//	 * Clear all instance data without freeing resources.
-	 */
+//	 */
-	public void clear() {
+//	public void clear() {
-		models.values()
+//		models.values()
-				.forEach(BatchedModel::clear);
+//				.forEach(BatchedModel::clear);
-	}
+//	}
 
-	private BatchedModel<D> createModel(Model k) {
+	private CPUInstancer<D> createInstancer(Model model) {
-		var out = new BatchedModel<>(type, k);
+		var instancer = new CPUInstancer<>(type);
-		creationListener.accept(out);
+		creationListener.accept(instancer, model);
-		return out;
+		return instancer;
 	}
 }

src/main/java/com/jozufozu/flywheel/backend/instancing/batching/TransformCall.java

@@ -17,13 +17,13 @@ import com.mojang.math.Vector4f;
 
 import net.minecraft.client.multiplayer.ClientLevel;
 
-public class TransformSet<D extends InstancedPart> {
+public class TransformCall<D extends InstancedPart> {
 
 	private final CPUInstancer<D> instancer;
 	private final Material material;
 	private final Mesh mesh;
 
-	public TransformSet(CPUInstancer<D> instancer, Material material, Mesh mesh) {
+	public TransformCall(CPUInstancer<D> instancer, Material material, Mesh mesh) {
 		this.instancer = instancer;
 		this.material = material;
 		this.mesh = mesh;
@@ -51,19 +51,19 @@ public class TransformSet<D extends InstancedPart> {
 			ReusableVertexList sub = buffer.slice(startVertex, vertexCount);
 			startVertex += vertexCount;
 
-			pool.submit(() -> drawRange(sub, start, end, stack, level));
+			pool.submit(() -> transformRange(sub, start, end, stack, level));
 		}
 	}
 
-	private void drawRange(ReusableVertexList vertexList, int from, int to, PoseStack stack, ClientLevel level) {
+	private void transformRange(ReusableVertexList vertexList, int from, int to, PoseStack stack, ClientLevel level) {
-		drawList(vertexList, instancer.getRange(from, to), stack, level);
+		transformList(vertexList, instancer.getRange(from, to), stack, level);
 	}
 
-	void drawAll(ReusableVertexList vertexList, PoseStack stack, ClientLevel level) {
+	void transformAll(ReusableVertexList vertexList, PoseStack stack, ClientLevel level) {
-		drawList(vertexList, instancer.getAll(), stack, level);
+		transformList(vertexList, instancer.getAll(), stack, level);
 	}
 
-	private void drawList(ReusableVertexList vertexList, List<D> list, PoseStack stack, ClientLevel level) {
+	private void transformList(ReusableVertexList vertexList, List<D> parts, PoseStack stack, ClientLevel level) {
 		long anchorPtr = vertexList.ptr();
 		int totalVertexCount = vertexList.getVertexCount();
 
@@ -72,7 +72,7 @@ public class TransformSet<D extends InstancedPart> {
 
 		StructType.VertexTransformer<D> structVertexTransformer = instancer.type.getVertexTransformer();
 
-		for (D d : list) {
+		for (D d : parts) {
 			mesh.write(vertexList);
 
 			structVertexTransformer.transform(vertexList, d, level);

src/main/java/com/jozufozu/flywheel/backend/instancing/instancing/GPUInstancerFactory.java

@@ -16,9 +16,9 @@ import com.jozufozu.flywheel.core.model.Model;
  */
 public class GPUInstancerFactory<D extends InstancedPart> implements InstancerFactory<D> {
 
-	protected final Map<Model, GPUInstancer<D>> models = new HashMap<>();
 	protected final StructType<D> type;
 	private final BiConsumer<GPUInstancer<?>, Model> creationListener;
+	protected final Map<Model, GPUInstancer<D>> models = new HashMap<>();
 
 	public GPUInstancerFactory(StructType<D> type, BiConsumer<GPUInstancer<?>, Model> creationListener) {
 		this.type = type;
@@ -32,7 +32,7 @@ public class GPUInstancerFactory<D extends InstancedPart> implements InstancerFa
 
 	private GPUInstancer<D> createInstancer(Model model) {
 		var instancer = new GPUInstancer<>(type);
-		this.creationListener.accept(instancer, model);
+		creationListener.accept(instancer, model);
 		return instancer;
 	}
 }

src/main/java/com/jozufozu/flywheel/backend/instancing/instancing/InstancingDrawManager.java

@@ -29,8 +29,8 @@ public class InstancingDrawManager {
 		return renderLists.getOrDefault(stage, DrawSet.EMPTY);
 	}
 
-	public void create(GPUInstancer<?> gpuInstancer, Model model) {
+	public void create(GPUInstancer<?> instancer, Model model) {
-		uninitializedModels.add(new UninitializedModel(gpuInstancer, model));
+		uninitializedModels.add(new UninitializedModel(instancer, model));
 	}
 
 	public void flush() {
@@ -67,12 +67,12 @@ public class InstancingDrawManager {
 	private void add(GPUInstancer<?> instancer, Model model) {
 		var meshes = model.getMeshes();
 		for (var entry : meshes.entrySet()) {
-			DrawCall layer = new DrawCall(instancer, entry.getKey(), alloc(entry.getValue()));
+			DrawCall drawCall = new DrawCall(instancer, entry.getKey(), alloc(entry.getValue()));
-			var material = layer.getMaterial();
+			var material = drawCall.getMaterial();
-			var shaderState = new ShaderState(material, layer.getVertexType(), layer.instancer.type);
+			var shaderState = new ShaderState(material, drawCall.getVertexType(), drawCall.instancer.type);
 
 			renderLists.computeIfAbsent(material.getRenderStage(), DrawSet::new)
-					.put(shaderState, layer);
+					.put(shaderState, drawCall);
 		}
 		allInstancers.add(instancer);
 	}
@@ -102,8 +102,8 @@ public class InstancingDrawManager {
 			drawCalls.clear();
 		}
 
-		public void put(ShaderState shaderState, DrawCall layer) {
+		public void put(ShaderState shaderState, DrawCall drawCall) {
-			drawCalls.put(shaderState, layer);
+			drawCalls.put(shaderState, drawCall);
 		}
 
 		public boolean isEmpty() {
@@ -120,6 +120,5 @@ public class InstancingDrawManager {
 	}
 
 	private record UninitializedModel(GPUInstancer<?> instancer, Model model) {
-
 	}
 }

src/main/java/com/jozufozu/flywheel/backend/instancing/instancing/InstancingEngine.java

@@ -1,5 +1,6 @@
 package com.jozufozu.flywheel.backend.instancing.instancing;
 
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -33,25 +34,22 @@ import net.minecraft.world.phys.Vec3;
 
 public class InstancingEngine implements Engine {
 
-	public static int MAX_ORIGIN_DISTANCE = 100;
-
-	protected BlockPos originCoordinate = BlockPos.ZERO;
-
-	protected final ContextShader context;
-
-	protected final Map<StructType<?>, GPUInstancerFactory<?>> factories = new HashMap<>();
-
 	protected final InstancingDrawManager drawManager = new InstancingDrawManager();
+	protected final Map<StructType<?>, GPUInstancerFactory<?>> factories = new HashMap<>();
 
 	/**
 	 * The set of instance managers that are attached to this engine.
 	 */
-	private final WeakHashSet<InstanceManager<?>> instanceManagers;
+	private final WeakHashSet<InstanceManager<?>> instanceManagers = new WeakHashSet<>();
 
-	public InstancingEngine(ContextShader context) {
+	protected final ContextShader context;
+	protected final int sqrMaxOriginDistance;
+
+	protected BlockPos originCoordinate = BlockPos.ZERO;
+
+	public InstancingEngine(ContextShader context, int sqrMaxOriginDistance) {
 		this.context = context;
-
+		this.sqrMaxOriginDistance = sqrMaxOriginDistance;
-		this.instanceManagers = new WeakHashSet<>();
 	}
 
 	@SuppressWarnings("unchecked")
@@ -66,6 +64,11 @@ public class InstancingEngine implements Engine {
 		return new GPUInstancerFactory<>(type, drawManager::create);
 	}
 
+	@Override
+	public void beginFrame(TaskEngine taskEngine, RenderContext context) {
+		drawManager.flush();
+	}
+
 	@Override
 	public void renderStage(TaskEngine taskEngine, RenderContext context, RenderStage stage) {
 		var drawSet = drawManager.get(stage);
@@ -79,7 +82,7 @@ public class InstancingEngine implements Engine {
 		render(drawSet);
 	}
 
-	private void setup() {
+	protected void setup() {
 		GlTextureUnit.T2.makeActive();
 		Minecraft.getInstance().gameRenderer.lightTexture().turnOnLightLayer();
 
@@ -91,10 +94,6 @@ public class InstancingEngine implements Engine {
 	}
 
 	protected void render(InstancingDrawManager.DrawSet drawSet) {
-		if (drawSet.isEmpty()) {
-			return;
-		}
-
 		for (var entry : drawSet) {
 			var shader = entry.getKey();
 			var drawCalls = entry.getValue();
@@ -118,7 +117,6 @@ public class InstancingEngine implements Engine {
 	}
 
 	protected void setup(ShaderState desc) {
-
 		VertexType vertexType = desc.vertex();
 		FileResolution instanceShader = desc.instance()
 				.getInstanceShader();
@@ -131,22 +129,6 @@ public class InstancingEngine implements Engine {
 		UniformBuffer.getInstance().sync();
 	}
 
-	@Override
-	public void delete() {
-		factories.clear();
-		drawManager.delete();
-	}
-
-	@Override
-	public Vec3i getOriginCoordinate() {
-		return originCoordinate;
-	}
-
-	@Override
-	public void attachManagers(InstanceManager<?>... listener) {
-		instanceManagers.addAll(List.of(listener));
-	}
-
 	@Override
 	public boolean maintainOriginCoordinate(Camera camera) {
 		Vec3 cameraPos = camera.getPosition();
@@ -155,18 +137,13 @@ public class InstancingEngine implements Engine {
 				.subtract(cameraPos)
 				.lengthSqr();
 
-		if (distanceSqr > MAX_ORIGIN_DISTANCE * MAX_ORIGIN_DISTANCE) {
+		if (distanceSqr > sqrMaxOriginDistance) {
 			shiftListeners(Mth.floor(cameraPos.x), Mth.floor(cameraPos.y), Mth.floor(cameraPos.z));
 			return true;
 		}
 		return false;
 	}
 
-	@Override
-	public void beginFrame(TaskEngine taskEngine, RenderContext context) {
-		drawManager.flush();
-	}
-
 	private void shiftListeners(int cX, int cY, int cZ) {
 		originCoordinate = new BlockPos(cX, cY, cZ);
 
@@ -175,6 +152,22 @@ public class InstancingEngine implements Engine {
 		instanceManagers.forEach(InstanceManager::onOriginShift);
 	}
 
+	@Override
+	public void attachManagers(InstanceManager<?>... listener) {
+		Collections.addAll(instanceManagers, listener);
+	}
+
+	@Override
+	public Vec3i getOriginCoordinate() {
+		return originCoordinate;
+	}
+
+	@Override
+	public void delete() {
+		factories.clear();
+		drawManager.delete();
+	}
+
 	@Override
 	public void addDebugInfo(List<String> info) {
 		info.add("GL33 Instanced Arrays");

src/main/java/com/jozufozu/flywheel/backend/instancing/instancing/MeshPool.java

@@ -21,7 +21,6 @@ import com.jozufozu.flywheel.core.model.Mesh;
 
 public class MeshPool {
 
-
 	private final VertexType vertexType;
 	private final Map<Mesh, BufferedMesh> meshes = new HashMap<>();
 	private final List<BufferedMesh> allBuffered = new ArrayList<>();