添加关照、全局等高线、修改图层问题

static/sdk/three/jsm/nodes/display/ViewportTextureNode.js

@@ -0,0 +1,78 @@
+import TextureNode from '../accessors/TextureNode.js';
+import { NodeUpdateType } from '../core/constants.js';
+import { addNodeClass } from '../core/Node.js';
+import { addNodeElement, nodeProxy } from '../shadernode/ShaderNode.js';
+import { viewportTopLeft } from './ViewportNode.js';
+import { Vector2, FramebufferTexture, LinearMipmapLinearFilter } from 'three';
+
+const _size = new Vector2();
+
+class ViewportTextureNode extends TextureNode {
+
+	constructor( uvNode = viewportTopLeft, levelNode = null, framebufferTexture = null ) {
+
+		if ( framebufferTexture === null ) {
+
+			framebufferTexture = new FramebufferTexture();
+			framebufferTexture.minFilter = LinearMipmapLinearFilter;
+
+		}
+
+		super( framebufferTexture, uvNode, levelNode );
+
+		this.generateMipmaps = false;
+
+		this.isOutputTextureNode = true;
+
+		this.updateBeforeType = NodeUpdateType.FRAME;
+
+	}
+
+	updateBefore( frame ) {
+
+		const renderer = frame.renderer;
+		renderer.getDrawingBufferSize( _size );
+
+		//
+
+		const framebufferTexture = this.value;
+
+		if ( framebufferTexture.image.width !== _size.width || framebufferTexture.image.height !== _size.height ) {
+
+			framebufferTexture.image.width = _size.width;
+			framebufferTexture.image.height = _size.height;
+			framebufferTexture.needsUpdate = true;
+
+		}
+
+		//
+
+		const currentGenerateMipmaps = framebufferTexture.generateMipmaps;
+		framebufferTexture.generateMipmaps = this.generateMipmaps;
+
+		renderer.copyFramebufferToTexture( framebufferTexture );
+
+		framebufferTexture.generateMipmaps = currentGenerateMipmaps;
+
+	}
+
+	clone() {
+
+		const viewportTextureNode = new this.constructor( this.uvNode, this.levelNode, this.value );
+		viewportTextureNode.generateMipmaps = this.generateMipmaps;
+
+		return viewportTextureNode;
+
+	}
+
+}
+
+export default ViewportTextureNode;
+
+export const viewportTexture = nodeProxy( ViewportTextureNode );
+export const viewportMipTexture = nodeProxy( ViewportTextureNode, null, null, { generateMipmaps: true } );
+
+addNodeElement( 'viewportTexture', viewportTexture );
+addNodeElement( 'viewportMipTexture', viewportMipTexture );
+
+addNodeClass( 'ViewportTextureNode', ViewportTextureNode );