replicate WebGPU texture filtering

Author: aardgoose

examples/jsm/renderers/webgl/utils/WebGLTextureUtils.js

@@ -183,7 +183,12 @@ class WebGLTextureUtils {
 		}
 
 		gl.texParameteri( textureType, gl.TEXTURE_MAG_FILTER, filterToGL[ texture.magFilter ] );
-		gl.texParameteri( textureType, gl.TEXTURE_MIN_FILTER, filterToGL[ texture.minFilter ] );
+
+
+		// follow WebGPU backend mapping for texture filtering
+		const minFilter = texture.minFilter === LinearFilter ? LinearMipmapLinearFilter : texture.minFilter;
+
+		gl.texParameteri( textureType, gl.TEXTURE_MIN_FILTER, filterToGL[ minFilter ] );
 
 		if ( texture.compareFunction ) {