bitecs - npm Package Compare versions

Comparing version 0.3.12 to 0.3.13

dist/index.es.js

@@ -320,2 +320,7 @@ const TYPES_ENUM = {
 
+const DESERIALIZE_MODE = {
+  REPLACE: 0,
+  APPEND: 1,
+  MAP: 2
+};
 let resized = false;
@@ -477,6 +482,7 @@ const setSerializationResized = v => {
 const newEntities = new Map();
+const localEntities = new Map();
 const defineDeserializer = target => {
   const isWorld = Object.getOwnPropertySymbols(target).includes($componentMap);
   let [componentProps] = canonicalize(target);
-  return (world, packet, overwrite = true) => {
+  return (world, packet, mode = 0) => {
     newEntities.clear();
@@ -516,7 +522,18 @@
           eid = newEid;
-        } // if this world hasn't seen this eid yet, or if not overwriting
+        }
 
+        if (mode === DESERIALIZE_MODE.MAP) {
+          if (localEntities.has(eid)) {
+            eid = localEntities.get(eid);
+          } else if (newEntities.has(eid)) {
+            eid = newEntities.get(eid);
+          } else {
+            const newEid = addEntity(world);
+            localEntities.set(eid, newEid);
+            newEntities.set(eid, newEid);
+            eid = newEid;
+          }
+        }
 
-        if (!world[$entitySparseSet].has(eid) || !overwrite) {
-          // make a new entity for the data
+        if (mode === DESERIALIZE_MODE.APPEND || mode === DESERIALIZE_MODE.REPLACE && !world[$entitySparseSet].has(eid)) {
           const newEid = addEntity(world);
@@ -980,5 +997,5 @@ newEntities.set(eid, newEid);
   world[$size] = size;
+  if (world[$entityArray]) world[$entityArray].forEach(eid => removeEntity(world, eid));
   world[$entityMasks] = [new Uint32Array(size)];
   world[$archetypes] = [];
-  if (world[$entityArray]) world[$entityArray].forEach(eid => removeEntity(world, eid));
   world[$entitySparseSet] = SparseSet(); // world[$entitySparseSet] = Uint32SparseSet(size)
@@ -985,0 +1002,0 @@

dist/index.js

@@ -324,2 +324,7 @@ 'use strict';
 
+const DESERIALIZE_MODE = {
+  REPLACE: 0,
+  APPEND: 1,
+  MAP: 2
+};
 let resized = false;
@@ -481,6 +486,7 @@ const setSerializationResized = v => {
 const newEntities = new Map();
+const localEntities = new Map();
 const defineDeserializer = target => {
   const isWorld = Object.getOwnPropertySymbols(target).includes($componentMap);
   let [componentProps] = canonicalize(target);
-  return (world, packet, overwrite = true) => {
+  return (world, packet, mode = 0) => {
     newEntities.clear();
@@ -520,7 +526,18 @@
           eid = newEid;
-        } // if this world hasn't seen this eid yet, or if not overwriting
+        }
 
+        if (mode === DESERIALIZE_MODE.MAP) {
+          if (localEntities.has(eid)) {
+            eid = localEntities.get(eid);
+          } else if (newEntities.has(eid)) {
+            eid = newEntities.get(eid);
+          } else {
+            const newEid = addEntity(world);
+            localEntities.set(eid, newEid);
+            newEntities.set(eid, newEid);
+            eid = newEid;
+          }
+        }
 
-        if (!world[$entitySparseSet].has(eid) || !overwrite) {
-          // make a new entity for the data
+        if (mode === DESERIALIZE_MODE.APPEND || mode === DESERIALIZE_MODE.REPLACE && !world[$entitySparseSet].has(eid)) {
           const newEid = addEntity(world);
@@ -984,5 +1001,5 @@ newEntities.set(eid, newEid);
   world[$size] = size;
+  if (world[$entityArray]) world[$entityArray].forEach(eid => removeEntity(world, eid));
   world[$entityMasks] = [new Uint32Array(size)];
   world[$archetypes] = [];
-  if (world[$entityArray]) world[$entityArray].forEach(eid => removeEntity(world, eid));
   world[$entitySparseSet] = SparseSet(); // world[$entitySparseSet] = Uint32SparseSet(size)
@@ -989,0 +1006,0 @@

package.json

 {
   "name": "bitecs",
-  "version": "0.3.12",
+  "version": "0.3.13",
   "description": "Functional, minimal, data-driven, ultra-high performance ECS library written in Javascript",
@@ -5,0 +5,0 @@ "license": "MPL-2.0",

test/integration/Serialize.test.js

@@ -6,2 +6,3 @@ import { strictEqual } from 'assert'
 import { defineQuery, defineSerializer, defineDeserializer, Types } from '../../src/index.js'
+import { DESERIALIZE_MODE } from '../../src/Serialize.js'
 
@@ -73,2 +74,52 @@ describe('Serialize Integration Tests', () => {
   })
+  it('should deserialize properly with APPEND behavior', () => {
+    const world = createWorld()
+    const TestComponent = defineComponent({ value: Types.f32 })
+    const query = defineQuery([TestComponent])
+    const eid = addEntity(world)
+    addComponent(world, TestComponent, eid)
+
+    const serialize = defineSerializer([TestComponent])
+    const deserialize = defineDeserializer(world)
+
+    const packet = serialize(query(world))
+
+    strictEqual(packet.byteLength, 13)
+    
+    strictEqual(TestComponent.value[eid], 0)
+    
+    TestComponent.value[eid]++
+    deserialize(world, packet, DESERIALIZE_MODE.APPEND)
+
+    strictEqual(TestComponent.value[eid], 1)
+    strictEqual(TestComponent.value[eid+1], 0)
+  })
+  it('should deserialize properly with MAP behavior', () => {
+    const world = createWorld()
+    const TestComponent = defineComponent({ value: Types.f32 })
+    const query = defineQuery([TestComponent])
+    const eid = addEntity(world)
+    addComponent(world, TestComponent, eid)
+
+    const serialize = defineSerializer([TestComponent])
+    const deserialize = defineDeserializer(world)
+
+    let packet = serialize(query(world))
+
+    strictEqual(packet.byteLength, 13)
+    
+    strictEqual(TestComponent.value[eid], 0)
+    
+    TestComponent.value[eid]++
+    deserialize(world, packet, DESERIALIZE_MODE.MAP)
+
+    strictEqual(TestComponent.value[eid], 1)
+    strictEqual(TestComponent.value[eid+1], 0)
+
+    TestComponent.value[eid+1] = 1
+    packet = serialize(query(world))
+    
+    deserialize(world, packet, DESERIALIZE_MODE.MAP)
+    strictEqual(TestComponent.value[eid+1], 1)
+  })
 })

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Improved metrics

Total package byte prevSize

283946

increased by1.87%

Lines of code

2415

increased by3.03%

No dependency changes