diff --git a/src/meshes/Image.js b/src/meshes/Image.js
deleted file mode 100644
index 34dd502..0000000
--- a/src/meshes/Image.js
+++ /dev/null
@@ -1,69 +0,0 @@
-import { defineComponent, watch } from 'vue';
-import { DoubleSide, MeshBasicMaterial, PlaneGeometry, TextureLoader } from 'three';
-import Mesh from './Mesh.js';
-
-export default defineComponent({
-  emits: ['loaded'],
-  extends: Mesh,
-  props: {
-    src: String,
-    width: Number,
-    height: Number,
-    keepSize: Boolean,
-  },
-  created() {
-    this.createGeometry();
-    this.createMaterial();
-    this.initMesh();
-
-    watch(() => this.src, this.refreshTexture);
-
-    ['width', 'height'].forEach(p => {
-      watch(() => this[p], this.resize);
-    });
-
-    if (this.keepSize) this.three.onAfterResize(this.resize);
-  },
-  methods: {
-    createGeometry() {
-      this.geometry = new PlaneGeometry(1, 1, 1, 1);
-    },
-    createMaterial() {
-      this.material = new MeshBasicMaterial({ side: DoubleSide, map: this.loadTexture() });
-    },
-    loadTexture() {
-      return new TextureLoader().load(this.src, this.onLoaded);
-    },
-    refreshTexture() {
-      if (this.texture) this.texture.dispose();
-      this.material.map = this.loadTexture();
-      this.material.needsUpdate = true;
-    },
-    onLoaded(texture) {
-      this.texture = texture;
-      this.resize();
-      this.$emit('loaded');
-    },
-    resize() {
-      if (!this.texture) return;
-      const screen = this.three.size;
-      const iW = this.texture.image.width;
-      const iH = this.texture.image.height;
-      const iRatio = iW / iH;
-      let w, h;
-      if (this.width && this.height) {
-        w = this.width * screen.wWidth / screen.width;
-        h = this.height * screen.wHeight / screen.height;
-      } else if (this.width) {
-        w = this.width * screen.wWidth / screen.width;
-        h = w / iRatio;
-      } else if (this.height) {
-        h = this.height * screen.wHeight / screen.height;
-        w = h * iRatio;
-      }
-      this.mesh.scale.x = w;
-      this.mesh.scale.y = h;
-    },
-  },
-  __hmrId: 'Image',
-});
diff --git a/src/meshes/Image.ts b/src/meshes/Image.ts
new file mode 100644
index 0000000..3db5434
--- /dev/null
+++ b/src/meshes/Image.ts
@@ -0,0 +1,80 @@
+import { defineComponent, watch } from 'vue'
+import { DoubleSide, MeshBasicMaterial, PlaneGeometry, Texture, TextureLoader } from 'three'
+import Mesh, { MeshSetupInterface } from './Mesh'
+import { object3DSetup } from '../core/Object3D'
+
+interface ImageInterface extends MeshSetupInterface {
+  material?: MeshBasicMaterial
+  texture?: Texture
+}
+
+export default defineComponent({
+  emits: ['loaded'],
+  extends: Mesh,
+  props: {
+    src: { type: String, required: true },
+    width: Number,
+    height: Number,
+    keepSize: Boolean,
+  },
+  setup(): ImageInterface {
+    return object3DSetup()
+  },
+  created() {
+    this.geometry = new PlaneGeometry(1, 1, 1, 1)
+    this.material = new MeshBasicMaterial({ side: DoubleSide, map: this.loadTexture() })
+
+    watch(() => this.src, this.refreshTexture);
+
+    ['width', 'height'].forEach(p => {
+      // @ts-ignore
+      watch(() => this[p], this.resize)
+    })
+
+    this.resize()
+    if (this.keepSize) this.renderer.onResize(this.resize)
+  },
+  methods: {
+    loadTexture() {
+      return new TextureLoader().load(this.src, this.onLoaded)
+    },
+    refreshTexture() {
+      this.texture?.dispose()
+      if (this.material) {
+        this.material.map = this.loadTexture()
+        this.material.needsUpdate = true
+      }
+    },
+    onLoaded(texture: Texture) {
+      this.texture = texture
+      this.resize()
+      this.$emit('loaded', texture)
+    },
+    resize() {
+      if (!this.texture) return
+      const screen = this.renderer.size
+      const iW = this.texture.image.width
+      const iH = this.texture.image.height
+      const iRatio = iW / iH
+      let w = 1, h = 1
+      if (this.width && this.height) {
+        w = this.width * screen.wWidth / screen.width
+        h = this.height * screen.wHeight / screen.height
+      } else if (this.width) {
+        w = this.width * screen.wWidth / screen.width
+        h = w / iRatio
+      } else if (this.height) {
+        h = this.height * screen.wHeight / screen.height
+        w = h * iRatio
+      } else {
+        if (iRatio > 1) w = h * iRatio
+        else h = w / iRatio
+      }
+      if (this.mesh) {
+        this.mesh.scale.x = w
+        this.mesh.scale.y = h
+      }
+    },
+  },
+  __hmrId: 'Image',
+})
diff --git a/src/meshes/Mesh.ts b/src/meshes/Mesh.ts
index 204b343..577ae63 100644
--- a/src/meshes/Mesh.ts
+++ b/src/meshes/Mesh.ts
@@ -1,8 +1,7 @@
-import { ComponentPropsOptions, defineComponent, inject, watch } from 'vue'
+import { ComponentPropsOptions, defineComponent, watch } from 'vue'
 import { BufferGeometry, Material, Mesh as TMesh } from 'three'
-import Object3D from '../core/Object3D'
+import Object3D, { object3DSetup, Object3DSetupInterface } from '../core/Object3D'
 import { bindProp } from '../tools'
-import { ThreeInterface } from '../core/useThree'
 
 export const pointerProps = {
   onPointerEnter: Function,
@@ -14,23 +13,18 @@ export const pointerProps = {
   onClick: Function,
 }
 
-interface MeshSetupInterface {
-  three?: ThreeInterface
+export interface MeshSetupInterface extends Object3DSetupInterface {
   mesh?: TMesh
   geometry?: BufferGeometry
   material?: Material
   loading?: boolean
 }
 
-export interface MeshInterface {
+export interface MeshInterface extends MeshSetupInterface {
+  setGeometry(g: BufferGeometry): void
   setMaterial(m: Material): void
 }
 
-export function defaultSetup(): MeshSetupInterface {
-  const three = inject('three') as ThreeInterface
-  return { three }
-}
-
 const Mesh = defineComponent({
   name: 'Mesh',
   extends: Object3D,
@@ -39,10 +33,8 @@ const Mesh = defineComponent({
     receiveShadow: Boolean,
     ...pointerProps,
   },
-  setup() {
-    return defaultSetup()
-  },
-  created() {
+  setup(): MeshSetupInterface {
+    return object3DSetup()
   },
   provide() {
     return {
@@ -114,8 +106,8 @@ export function meshComponent(name, props, createGeometry) {
     name,
     extends: Mesh,
     props,
-    setup() {
-      return defaultSetup()
+    setup(): MeshSetupInterface {
+      return object3DSetup()
     },
     created() {
       this.createGeometry()
diff --git a/src/meshes/Sprite.js b/src/meshes/Sprite.js
deleted file mode 100644
index 7a2f3f6..0000000
--- a/src/meshes/Sprite.js
+++ /dev/null
@@ -1,54 +0,0 @@
-import { defineComponent } from 'vue';
-import { Sprite, SpriteMaterial, TextureLoader } from 'three';
-import Object3D from '../core/Object3D';
-
-export default defineComponent({
-  extends: Object3D,
-  emits: ['loaded'],
-  props: {
-    src: String,
-  },
-  data() {
-    return {
-      loading: true,
-    };
-  },
-  created() {
-    this.texture = new TextureLoader().load(this.src, this.onLoaded);
-    this.material = new SpriteMaterial({ map: this.texture });
-    this.sprite = new Sprite(this.material);
-    this.geometry = this.sprite.geometry;
-    this.initObject3D(this.sprite);
-  },
-  unmounted() {
-    this.texture.dispose();
-    this.material.dispose();
-  },
-  methods: {
-    onLoaded() {
-      this.loading = false;
-      this.updateUV();
-      this.$emit('loaded');
-    },
-    updateUV() {
-      this.iWidth = this.texture.image.width;
-      this.iHeight = this.texture.image.height;
-      this.iRatio = this.iWidth / this.iHeight;
-
-      let x = 0.5, y = 0.5;
-      if (this.iRatio > 1) {
-        y = 0.5 / this.iRatio;
-      } else {
-        x = 0.5 / this.iRatio;
-      }
-
-      const positions = this.geometry.attributes.position.array;
-      positions[0] = -x; positions[1] = -y;
-      positions[5] = x; positions[6] = -y;
-      positions[10] = x; positions[11] = y;
-      positions[15] = -x; positions[16] = y;
-      this.geometry.attributes.position.needsUpdate = true;
-    },
-  },
-  __hmrId: 'Sprite',
-});
diff --git a/src/meshes/Sprite.ts b/src/meshes/Sprite.ts
new file mode 100644
index 0000000..05bb088
--- /dev/null
+++ b/src/meshes/Sprite.ts
@@ -0,0 +1,58 @@
+import { defineComponent } from 'vue'
+import { Sprite, SpriteMaterial, Texture, TextureLoader } from 'three'
+import Object3D, { object3DSetup, Object3DSetupInterface } from '../core/Object3D'
+
+interface SpriteSetupInterface extends Object3DSetupInterface {
+  texture?: Texture
+  material?: SpriteMaterial
+  sprite?: Sprite
+}
+
+export default defineComponent({
+  extends: Object3D,
+  emits: ['loaded'],
+  props: {
+    src: { type: String, required: true },
+  },
+  setup(): SpriteSetupInterface {
+    return object3DSetup()
+  },
+  created() {
+    this.texture = new TextureLoader().load(this.src, this.onLoaded)
+    this.material = new SpriteMaterial({ map: this.texture })
+    this.sprite = new Sprite(this.material)
+    this.initObject3D(this.sprite)
+  },
+  unmounted() {
+    this.texture?.dispose()
+    this.material?.dispose()
+  },
+  methods: {
+    onLoaded() {
+      this.updateUV()
+      this.$emit('loaded')
+    },
+    updateUV() {
+      if (!this.texture || !this.sprite) return
+
+      const iWidth = this.texture.image.width
+      const iHeight = this.texture.image.height
+      const iRatio = iWidth / iHeight
+
+      let x = 0.5, y = 0.5
+      if (iRatio > 1) {
+        x = 0.5 * iRatio
+      } else {
+        y = 0.5 / iRatio
+      }
+
+      const positions = this.sprite.geometry.attributes.position.array as Array<number>
+      positions[0] = -x; positions[1] = -y
+      positions[5] = x; positions[6] = -y
+      positions[10] = x; positions[11] = y
+      positions[15] = -x; positions[16] = y
+      this.sprite.geometry.attributes.position.needsUpdate = true
+    },
+  },
+  __hmrId: 'Sprite',
+})