@babylonjs/core
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Getting started? Play directly with the Babylon.js API using our [playground](https://playground.babylonjs.com/). It also contains a lot of samples to learn how to use it.
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JavaScript
import { NodeRenderGraphBlock } from "../../nodeRenderGraphBlock.js";
import { RegisterClass } from "../../../../Misc/typeStore.js";
import { NodeRenderGraphBlockConnectionPointTypes } from "../../Types/nodeRenderGraphTypes.js";
import { FrameGraphCopyToTextureTask } from "../../../Tasks/Texture/copyToTextureTask.js";
/**
* Block used to copy a texture
*/
export class NodeRenderGraphCopyTextureBlock extends NodeRenderGraphBlock {
/**
* Gets the frame graph task associated with this block
*/
get task() {
return this._frameGraphTask;
}
/**
* Create a new NodeRenderGraphCopyTextureBlock
* @param name defines the block name
* @param frameGraph defines the hosting frame graph
* @param scene defines the hosting scene
*/
constructor(name, frameGraph, scene) {
super(name, frameGraph, scene);
this.registerInput("source", NodeRenderGraphBlockConnectionPointTypes.AutoDetect);
this.registerInput("target", NodeRenderGraphBlockConnectionPointTypes.AutoDetect);
this._addDependenciesInput();
this.registerOutput("output", NodeRenderGraphBlockConnectionPointTypes.BasedOnInput);
this.source.addExcludedConnectionPointFromAllowedTypes(NodeRenderGraphBlockConnectionPointTypes.TextureAllButBackBuffer);
this.target.addExcludedConnectionPointFromAllowedTypes(NodeRenderGraphBlockConnectionPointTypes.TextureAll);
this.output._typeConnectionSource = this.target;
this._frameGraphTask = new FrameGraphCopyToTextureTask(name, frameGraph);
}
/**
* Gets the current class name
* @returns the class name
*/
getClassName() {
return "NodeRenderGraphCopyTextureBlock";
}
/**
* Gets the source input component
*/
get source() {
return this._inputs[0];
}
/**
* Gets the target input component
*/
get target() {
return this._inputs[1];
}
/**
* Gets the output component
*/
get output() {
return this._outputs[0];
}
_buildBlock(state) {
super._buildBlock(state);
this.output.value = this._frameGraphTask.outputTexture; // the value of the output connection point is the "output" texture of the task
this._frameGraphTask.sourceTexture = this.source.connectedPoint?.value;
this._frameGraphTask.targetTexture = this.target.connectedPoint?.value;
}
}
RegisterClass("BABYLON.NodeRenderGraphCopyTextureBlock", NodeRenderGraphCopyTextureBlock);
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