Fix #15786

BabylonJS · Nov 7, 2024 · abc0497 · abc0497
1 parent 1233da9
commit abc0497
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Showing 3 changed files with 5 additions and 2 deletions.
diff --git a/packages/dev/addons/src/htmlMesh/htmlMeshRenderer.ts b/packages/dev/addons/src/htmlMesh/htmlMeshRenderer.ts
@@ -298,6 +298,10 @@ export class HtmlMeshRenderer {
         this._height = height;
         this._heightHalf = this._height / 2;
 
+        if (!this._inSceneElements || !this._overlayElements) {
+            return;
+        }
+
         const domElements = [this._inSceneElements!.domElement, this._overlayElements!.domElement, this._inSceneElements!.cameraElement, this._overlayElements!.cameraElement];
         domElements.forEach((dom) => {
             if (dom) {

diff --git a/packages/dev/core/src/PostProcesses/volumetricLightScatteringPostProcess.ts b/packages/dev/core/src/PostProcesses/volumetricLightScatteringPostProcess.ts
@@ -161,7 +161,6 @@ export class VolumetricLightScatteringPostProcess extends PostProcess {
 
         // Configure mesh
         this.mesh = mesh ?? VolumetricLightScatteringPostProcess.CreateDefaultMesh("VolumetricLightScatteringMesh", scene);
-
         // Configure
         this._createPass(scene, ratio.passRatio || ratio);
 

diff --git a/packages/dev/core/src/Shaders/volumetricLightScattering.fragment.fx b/packages/dev/core/src/Shaders/volumetricLightScattering.fragment.fx
@@ -33,7 +33,7 @@ void main(void) {
     }
 
     vec4 realColor = texture2D(textureSampler, vUV);
-    gl_FragColor = ((vec4((vec3(color.r, color.g, color.b) * exposure), 1)) + (realColor * (1.5 - 0.4)));
+    gl_FragColor = ((vec4((vec3(color.r, color.g, color.b) * exposure), realColor.a)) + (realColor * (1.5 - 0.4)));
 
 #define CUSTOM_FRAGMENT_MAIN_END
 }