TSL: Add AA-samples parameter to reflector-node (#31542)

* Add AA-samples parameter to reflector-node

* Remove mipmap-condition

---------

Co-authored-by: Nox Dawnsong <[email protected]>

Author: NoxDawnsong

src/nodes/utils/ReflectorNode.js

@@ -65,6 +65,7 @@ class ReflectorNode extends TextureNode {
 	 * @param {boolean} [parameters.generateMipmaps=false] - Whether mipmaps should be generated or not.
 	 * @param {boolean} [parameters.bounces=true] - Whether reflectors can render other reflector nodes or not.
 	 * @param {boolean} [parameters.depth=false] - Whether depth data should be generated or not.
+	 * @param {number} [parameters.samples] - Anti-Aliasing samples of the internal render-target.
 	 * @param {TextureNode} [parameters.defaultTexture] - The default texture node.
 	 * @param {ReflectorBaseNode} [parameters.reflector] - The reflector base node.
 	 */
@@ -208,6 +209,7 @@ class ReflectorBaseNode extends Node {
 	 * @param {boolean} [parameters.generateMipmaps=false] - Whether mipmaps should be generated or not.
 	 * @param {boolean} [parameters.bounces=true] - Whether reflectors can render other reflector nodes or not.
 	 * @param {boolean} [parameters.depth=false] - Whether depth data should be generated or not.
+	 * @param {number} [parameters.samples] - Anti-Aliasing samples of the internal render-target.
 	 */
 	constructor( textureNode, parameters = {} ) {
 
@@ -218,7 +220,8 @@ class ReflectorBaseNode extends Node {
 			resolution = 1,
 			generateMipmaps = false,
 			bounces = true,
-			depth = false
+			depth = false,
+			samples = 0
 		} = parameters;
 
 		/**
@@ -268,6 +271,14 @@ class ReflectorBaseNode extends Node {
 		 */
 		this.depth = depth;
 
+		/**
+		 * The number of anti-aliasing samples for the render-target
+		 *
+		 * @type {number}
+		 * @default {0}
+		 */
+		this.samples = samples;
+
 		/**
 		 * The `updateBeforeType` is set to `NodeUpdateType.RENDER` when {@link ReflectorBaseNode#bounces}
 		 * is `true`. Otherwise it's `NodeUpdateType.FRAME`.
@@ -388,7 +399,7 @@ class ReflectorBaseNode extends Node {
 
 		if ( renderTarget === undefined ) {
 
-			renderTarget = new RenderTarget( 0, 0, { type: HalfFloatType } );
+			renderTarget = new RenderTarget( 0, 0, { type: HalfFloatType, samples: this.samples } );
 
 			if ( this.generateMipmaps === true ) {
 
@@ -570,6 +581,7 @@ class ReflectorBaseNode extends Node {
  * @param {boolean} [parameters.generateMipmaps=false] - Whether mipmaps should be generated or not.
  * @param {boolean} [parameters.bounces=true] - Whether reflectors can render other reflector nodes or not.
  * @param {boolean} [parameters.depth=false] - Whether depth data should be generated or not.
+ * @param {number} [parameters.samples] - Anti-Aliasing samples of the internal render-target.
  * @param {TextureNode} [parameters.defaultTexture] - The default texture node.
  * @param {ReflectorBaseNode} [parameters.reflector] - The reflector base node.
  * @returns {ReflectorNode}