diff --git a/src/renderers/common/extras/PMREMGenerator.js b/src/renderers/common/extras/PMREMGenerator.js
index 84f37c57ada02e..41cd23a9d4f9d2 100644
--- a/src/renderers/common/extras/PMREMGenerator.js
+++ b/src/renderers/common/extras/PMREMGenerator.js
@@ -4,7 +4,7 @@ import { equirectUV } from '../../../nodes/utils/EquirectUVNode.js';
 import { userData } from '../../../nodes/accessors/UserDataNode.js';
 import { texture } from '../../../nodes/accessors/TextureNode.js';
 import { cubeTexture } from '../../../nodes/accessors/CubeTextureNode.js';
-import { float, vec3, Fn } from '../../../nodes/tsl/TSLBase.js';
+import { float, vec3 } from '../../../nodes/tsl/TSLBase.js';
 import { uv } from '../../../nodes/accessors/UV.js';
 import { attribute } from '../../../nodes/core/AttributeNode.js';
 
@@ -519,7 +519,7 @@ class PMREMGenerator {
 		const blurMesh = this._lodMeshes[ lodOut ];
 
 		blurMesh.material = blurMaterial;
-		blurMesh.userData = this._setUniformsBlur( targetIn, lodIn, sigmaRadians, direction, poleAxis );
+		blurMesh.userData = this._getUserDataBlur( targetIn, lodIn, sigmaRadians, direction, poleAxis );
 
 		targetIn.texture.frame = ( targetIn.texture.frame || 0 ) + 1;
 
@@ -537,19 +537,22 @@ class PMREMGenerator {
 
 	}
 
-	_setUniformsBlur( targetIn, lodIn, sigmaRadians, direction, poleAxis ) {
+	_getUserDataBlur( targetIn, lodIn, sigmaRadians, direction, poleAxis ) {
 
-		if ( direction !== 'latitudinal' && direction !== 'longitudinal' ) {
+		const cacheKey = `${ direction }-${ lodIn }`;
 
-			console.error( 'blur direction must be either latitudinal or longitudinal!' );
+		const u = this._userData[ cacheKey ];
 
-		}
+		if ( u !== undefined ) return u;
 
-		const cacheKey = `${ direction }-${ lodIn }`;
 
-		const u =  this._userData[ cacheKey ];
+		// populate data for this pass
 
-		if ( u !== undefined ) return u;
+		if ( direction !== 'latitudinal' && direction !== 'longitudinal' ) {
+
+			console.error( 'blur direction must be either latitudinal or longitudinal!' );
+
+		}
 
 		const { _lodMax } = this;
 
@@ -569,7 +572,8 @@ class PMREMGenerator {
 
 		}
 
-		const weights = new Array( MAX_SAMPLES ).fill( 0 )
+		const weights = new Array( MAX_SAMPLES ).fill( 0 );
+
 		let sum = 0;
 
 		for ( let i = 0; i < MAX_SAMPLES; ++ i ) {
@@ -596,7 +600,7 @@ class PMREMGenerator {
 
 		}
 
-		const blurUniforms = {
+		const userData = {
 			latitudinal: direction === 'latitudinal' ? 1 : 0,
 			weights,
 			poleAxis,
@@ -607,9 +611,9 @@ class PMREMGenerator {
 			mipInt: _lodMax - lodIn
 		};
 
-		this._userData[ cacheKey ] = blurUniforms;
+		this._userData[ cacheKey ] = userData;
 
-		return blurUniforms;
+		return userData;
 
 	}