Renderer: Warn when using removed PCFSoftShadowMap.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/renderers/common/Renderer.js

@@ -30,7 +30,7 @@ import { Matrix4 } from '../../math/Matrix4.js';
 import { Vector2 } from '../../math/Vector2.js';
 import { Vector4 } from '../../math/Vector4.js';
 import { RenderTarget } from '../../core/RenderTarget.js';
-import { DoubleSide, BackSide, FrontSide, SRGBColorSpace, NoToneMapping, LinearFilter, HalfFloatType, RGBAFormat, PCFShadowMap, VSMShadowMap } from '../../constants.js';
+import { DoubleSide, BackSide, FrontSide, SRGBColorSpace, NoToneMapping, LinearFilter, HalfFloatType, RGBAFormat, PCFShadowMap, PCFSoftShadowMap, VSMShadowMap } from '../../constants.js';
 
 import { float, vec3, vec4, Fn } from '../../nodes/tsl/TSLCore.js';
 import { reference } from '../../nodes/accessors/ReferenceNode.js';
@@ -1542,6 +1542,14 @@ class Renderer {
 
 		if ( this._isDeviceLost === true ) return;
 
+		if ( this.shadowMap.type === PCFSoftShadowMap ) {
+
+			warn( 'Renderer: PCFSoftShadowMap has been removed. Using PCFShadowMap instead.' );
+
+			this.shadowMap.type = PCFShadowMap;
+
+		}
+
 		//
 
 		const frameBufferTarget = useFrameBufferTarget ? this._getFrameBufferTarget() : null;

src/renderers/webgl/WebGLShadowMap.js

@@ -98,7 +98,7 @@ function WebGLShadowMap( renderer, objects, capabilities ) {
 
 		if ( this.type === PCFSoftShadowMap ) {
 
-			warn( 'WebGLShadowMap: PCFSoftShadowMap has been deprecated. Using PCFShadowMap instead.' );
+			warn( 'WebGLShadowMap: PCFSoftShadowMap has been removed. Using PCFShadowMap instead.' );
 			this.type = PCFShadowMap;
 
 		}