fix: force memory free allocation when disposing materials and geomeries

playground/package.json

@@ -13,7 +13,7 @@
     "vue-router": "^4.2.5"
   },
   "devDependencies": {
-    "@tresjs/leches": "^0.13.0",
+    "@tresjs/leches": "0.15.0-next.3",
     "@tweakpane/plugin-essentials": "^0.2.0",
     "unplugin-auto-import": "^0.17.1",
     "vite-plugin-glsl": "^1.2.0",

playground/src/pages/empty.vue

@@ -0,0 +1,7 @@
+<script setup>
+
+</script>
+
+<template>
+  <div />
+</template>

playground/src/pages/perf/AkuAku.vue

@@ -0,0 +1,49 @@
+<script setup lang="ts">
+import { useGLTF } from '@tresjs/cientos'
+import { useControls } from '@tresjs/leches'
+
+const { nodes } = await useGLTF(
+  'https://raw.githubusercontent.com/Tresjs/assets/main/models/gltf/aku-aku/AkuAku.gltf',
+  { draco: true },
+)
+
+const model = nodes.AkuAku
+
+/* useControls({
+  button: {
+    label: 'Manual dispose',
+    type: 'button',
+    onClick() {
+      disposeModel()
+    },
+  },
+}) */
+
+function disposeModel() {
+  console.log('disposingModel')
+  model.traverse((child) => {
+    if (child.isMesh) {
+      // Dispose of the material
+      if (child.material) {
+        child.material.dispose()
+      }
+
+      // Dispose of the geometry
+      if (child.geometry) {
+        child.geometry.dispose()
+      }
+    }
+  })
+  console.log('disposingModel Finished')
+}
+
+model.traverse((child) => {
+  if (child.material) {
+    console.log('child.material', child.material.uuid)
+  }
+})
+</script>
+
+<template>
+  <primitive :object="model" />
+</template>

playground/src/pages/perf/index.vue

@@ -0,0 +1,65 @@
+<script setup lang="ts">
+import { TresCanvas } from '@tresjs/core'
+import { BasicShadowMap, SRGBColorSpace, NoToneMapping } from 'three'
+import { TresLeches, Perf, useControls } from '@tresjs/leches'
+import '@tresjs/leches/styles'
+import { OrbitControls } from '@tresjs/cientos'
+import { useRouter } from 'vue-router'
+import AkuAku from './AkuAku.vue'
+
+const gl = {
+  clearColor: '#82DBC5',
+  shadows: true,
+  alpha: false,
+  shadowMapType: BasicShadowMap,
+  outputColorSpace: SRGBColorSpace,
+  toneMapping: NoToneMapping,
+}
+
+const router = useRouter()
+
+const { sphere } = useControls({
+  sphere: true,
+})
+
+const ctx = ref(null)
+
+watchEffect(() => {
+  if (!ctx.value) return
+  console.log('ctx', ctx.value)
+})
+
+useControls({
+  button: {
+    label: 'Render dispose',
+    type: 'button',
+    onClick() {
+      ctx.value.dispose()
+    },
+  },
+
+})
+</script>
+
+<template>
+  <TresLeches />
+  <TresCanvas
+    v-bind="gl"
+    ref="ctx"
+  >
+    <Perf />
+    <TresPerspectiveCamera :position="[3, 3, 3]" />
+    <OrbitControls />
+    <Suspense> 
+      <AkuAku v-if="sphere" />
+    </Suspense>
+    <!--  <TresMesh
+      v-if="sphere.value"
+      :position="[0, 0, 0]"
+    >
+      <TresSphereGeometry />
+      <TresMeshStandardMaterial color="teal" />
+    </TresMesh> -->
+    <TresAmbientLight :intensity="1" />
+  </TresCanvas>
+</template>

playground/src/router.ts

@@ -71,6 +71,16 @@ const routes = [
     name: 'Click Blocking Box',
     component: () => import('./pages/click-blocking-box.vue'),
   },
+  {
+    path: '/perf',
+    name: 'Perf',
+    component: () => import('./pages/perf/index.vue'),
+  },
+  {
+    path: '/empty',
+    name: 'empty',
+    component: () => import('./pages/empty.vue'),
+  },
 ]
 export const router = createRouter({
   history: createWebHistory(),

src/components/TresCanvas.vue

@@ -101,8 +101,13 @@ const mountCustomRenderer = (context: TresContext) => {
   render(h(InternalComponent), scene.value as unknown as TresObject)
 }
 
-const dispose = (context: TresContext) => {
+const dispose = (context: TresContext, force = false) => {
   scene.value.children = []
+  if (force) {
+    context.renderer.value.dispose()
+    context.renderer.value.renderLists.dispose()
+    context.renderer.value.forceContextLoss()
+  }
   mountCustomRenderer(context)
   resume()
 }
@@ -111,7 +116,7 @@ const disableRender = computed(() => props.disableRender)
 
 const context = shallowRef<TresContext | null>(null)
 
-defineExpose({ context })
+defineExpose({ context, dispose: () => dispose(context.value as TresContext, true) })
 
 onMounted(() => {
   const existingCanvas = canvas as Ref<HTMLCanvasElement>

src/composables/useTresContextProvider/index.ts

@@ -85,7 +85,6 @@ export function useTresContextProvider({
   }
 
   provide('useTres', toProvide)
-
   return toProvide
 }
 

src/core/nodeOps.ts

@@ -123,9 +123,15 @@ export const nodeOps: RendererOptions<TresObject, TresObject> = {
       const disposeMaterialsAndGeometries = (object3D: Object3D) => {
         const tresObject3D = object3D as TresObject3D
 
-        if (!object3D.userData.tres__materialViaProp) tresObject3D.material?.dispose()
-        if (!object3D.userData.tres__geometryViaProp)
+        if (!object3D.userData.tres__materialViaProp) {
+          tresObject3D.material?.dispose()
+          tresObject3D.material = undefined
+        }
+
+        if (!object3D.userData.tres__geometryViaProp) {
           tresObject3D.geometry?.dispose()
+          tresObject3D.geometry = undefined
+        }
       }
 
       const deregisterAtPointerEventHandler = scene?.userData.tres__deregisterAtPointerEventHandler
@@ -161,6 +167,7 @@ export const nodeOps: RendererOptions<TresObject, TresObject> = {
           deregisterCamera?.(object as Camera)
       }
 
+      node.removeFromParent?.()
       object3D.traverse((child: Object3D) => {
         disposeMaterialsAndGeometries(child)
         deregisterCameraIfRequired(child)
@@ -172,8 +179,6 @@ export const nodeOps: RendererOptions<TresObject, TresObject> = {
       deregisterAtPointerEventHandlerIfRequired?.(object3D as TresObject)
     }
 
-    node.removeFromParent?.()
-
     node.dispose?.()
   },
   patchProp(node, prop, _prevValue, nextValue) {