添加关照、全局等高线、修改图层问题

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

@@ -0,0 +1,37 @@
+import ViewportTextureNode from './ViewportTextureNode.js';
+import { addNodeClass } from '../core/Node.js';
+import { addNodeElement, nodeProxy } from '../shadernode/ShaderNode.js';
+import { viewportTopLeft } from './ViewportNode.js';
+import { FramebufferTexture } from 'three';
+
+let _sharedFramebuffer = null;
+
+class ViewportSharedTextureNode extends ViewportTextureNode {
+
+	constructor( uvNode = viewportTopLeft, levelNode = null ) {
+
+		if ( _sharedFramebuffer === null ) {
+
+			_sharedFramebuffer = new FramebufferTexture();
+
+		}
+
+		super( uvNode, levelNode, _sharedFramebuffer );
+
+	}
+
+	updateReference() {
+
+		return this;
+
+	}
+
+}
+
+export default ViewportSharedTextureNode;
+
+export const viewportSharedTexture = nodeProxy( ViewportSharedTextureNode );
+
+addNodeElement( 'viewportSharedTexture', viewportSharedTexture );
+
+addNodeClass( 'ViewportSharedTextureNode', ViewportSharedTextureNode );