v0.0.31, fix material define issue.

examples/custom-pipeline/script.ts

-import {_testFinish, DepthBufferPlugin, downloadBlob, HalfFloatType, ThreeViewer} from 'threepipe'
+import {
+    _testFinish,
+    DepthBufferPlugin,
+    downloadBlob,
+    HalfFloatType,
+    RenderTargetPreviewPlugin,
+    ThreeViewer,
+} from 'threepipe'
 import {createSimpleButtons} from '../examples-utils/simple-bottom-buttons.js'
 
 const viewer = new ThreeViewer({
     canvas: document.getElementById('mcanvas') as HTMLCanvasElement,
-    msaa: true,
+    msaa: false,
     rgbm: true,
     zPrepass: false,
 })
 
 async function init() {
 
-    viewer.addPluginSync(new DepthBufferPlugin(HalfFloatType, true))
+    const depth = viewer.addPluginSync(new DepthBufferPlugin(HalfFloatType, true))
 
     await viewer.setEnvironmentMap('https://threejs.org/examples/textures/equirectangular/venice_sunset_1k.hdr')
     await viewer.load('https://threejs.org/examples/models/gltf/kira.glb', {
     viewer.renderManager.autoBuildPipeline = false
     viewer.renderManager.pipeline = ['render', 'screen']
 
+    const targetPreview = viewer.addPluginSync(RenderTargetPreviewPlugin)
+    targetPreview.addTarget(()=>depth.target, 'depth', false, true)
+    targetPreview.addTarget(()=>viewer.renderManager.composerTarget, 'composer-1', false, false)
+
     createSimpleButtons({
         ['depth']: () => {
             viewer.renderManager.pipeline = ['depth']

package.json

 {
   "name": "threepipe",
-  "version": "0.0.30",
+  "version": "0.0.31",
   "description": "A 3D viewer framework built on top of three.js in TypeScript with a focus on quality rendering, modularity and extensibility.",
   "main": "dist/index.js",
   "module": "dist/index.mjs",

plugins/configurator/package.json

 {
     "name": "@threepipe/plugin-configurator",
     "description": "Plugins for creating material and object configurators in threepipe.",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "devDependencies": {
     },
     "dependencies": {

src/plugins/ui/RenderTargetPreviewPlugin.ts

         if (Array.isArray(tex)) {
             // todo support multi target
             this._viewer.dialog.alert('Multi target not supported yet')
-            this._viewer.console.warn('support multi target export')
+            this._viewer.console.warn('todo: support multi target export')
             return this
         }
         const canvas = this._viewer?.canvas

src/postprocessing/ScreenPass.ts

         super.render(renderer, writeBuffer, readBuffer, deltaTime, maskActive)
         this._lastReadBuffer = readBuffer
         renderer.outputColorSpace = colorSpace
+        this._needsReRender = false
     }
 
     reRender(renderer: IWebGLRenderer, writeBuffer?: WebGLMultipleRenderTargets | WebGLRenderTarget | null, deltaTime?: number, maskActive?: boolean) {

src/three/utils/decorators.ts

  * @param deleteOnFalse - sets to undefined instead of '0' when false. Note deleteOnFalse doesn't work with tweakpane ui because the value will be undefined.
  */
 export function matDefineBool(key?: string|symbol, customDefines?: any, thisMat = false, onChange?: (...args: any[]) => any, deleteOnFalse = false): PropertyDecorator {
-    return matDefine(key, customDefines, thisMat, onChange, (v: any)=>v ? '1' : deleteOnFalse ? undefined : '0', (v: any)=>v && v !== '0')
+    // noinspection RedundantConditionalExpressionJS
+    return matDefine(key, customDefines, thisMat, onChange, (v: any)=>v ? '1' : deleteOnFalse ? undefined : '0', (v: any|undefined)=>v && v !== '0' ? true : false)
 }
 
 /**

src/viewer/version.ts

-export const VERSION = '0.0.30'
+export const VERSION = '0.0.31'