Fix for adding lights after render

jnsmalm · Oct 2, 2020 · 7633838 · 7633838
1 parent 03c45a8
commit 7633838
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/examples/example.config.js b/examples/example.config.js
@@ -6,7 +6,6 @@ module.exports = env => {
     devtool: "source-map",
     mode: "development",
     devServer: {
-      host: "0.0.0.0",
       contentBase: "./examples"
     },
     module: {

diff --git a/src/material/standard/standard-material.ts b/src/material/standard/standard-material.ts
@@ -32,6 +32,7 @@ export class StandardMaterial extends Material {
   private _metallicRoughnessTexture?: PIXI.Texture
   private _transparent = false
   private _shadowCastingLight?: ShadowCastingLight
+  private _lightsCount?: number
 
   /** The roughness of the material. */
   roughness = 1
@@ -251,6 +252,16 @@ export class StandardMaterial extends Material {
     return material
   }
 
+  render(mesh: Mesh3D, renderer: PIXI.Renderer, state?: PIXI.State) {
+    let lightingEnvironment = this.lightingEnvironment || LightingEnvironment.main
+    if (lightingEnvironment.lights.length !== this._lightsCount) {
+      // Invalidate shader when the number of punctual lights has changed.
+      this.invalidateShader()
+      this._lightsCount = lightingEnvironment.lights.length
+    }
+    super.render(mesh, renderer, state)
+  }
+
   createShader(mesh: Mesh3D, renderer: PIXI.Renderer) {
     if (renderer.context.webGLVersion === 1) {
       let extensions = ["EXT_shader_texture_lod", "OES_standard_derivatives"]