@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 { __decorate } from "../../../../tslib.es6.js";
import { NodeRenderGraphBlock } from "../../nodeRenderGraphBlock.js";
import { RegisterClass } from "../../../../Misc/typeStore.js";
import { NodeRenderGraphBlockConnectionPointTypes } from "../../Types/nodeRenderGraphTypes.js";
import { FrameGraphCopyToTextureTask } from "../../../Tasks/Texture/copyToTextureTask.js";
import { editableInPropertyPage } from "../../../../Decorators/nodeDecorator.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._useCurrentViewport = false;
this._useFullScreenViewport = true;
this._viewport = { x: 0, y: 0, width: 1, height: 1 };
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.source;
this._frameGraphTask = new FrameGraphCopyToTextureTask(name, frameGraph);
}
_setViewport() {
if (this._useCurrentViewport) {
this._frameGraphTask.viewport = null;
}
else if (this._useFullScreenViewport) {
this._frameGraphTask.viewport = undefined;
}
else {
this._frameGraphTask.viewport = this._viewport;
}
}
/** If true, the current viewport will be left unchanged. */
get useCurrentViewport() {
return this._useCurrentViewport;
}
set useCurrentViewport(value) {
this._useCurrentViewport = value;
this._setViewport();
}
/** If true, a full screen viewport will be used. */
get useFullScreenViewport() {
return this._useFullScreenViewport;
}
set useFullScreenViewport(value) {
this._useFullScreenViewport = value;
this._setViewport();
}
/** The viewport to use. */
get viewport() {
return this._viewport;
}
set viewport(value) {
this._viewport = value;
this._setViewport();
}
/** The LOD level to copy from the source texture (default: 0). */
get lodLevel() {
return this._frameGraphTask.lodLevel;
}
set lodLevel(value) {
this._frameGraphTask.lodLevel = value;
}
/**
* 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;
}
_dumpPropertiesCode() {
const codes = [];
codes.push(`${this._codeVariableName}.viewport = ${this._useCurrentViewport ? "null" : this._useFullScreenViewport ? "undefined" : JSON.stringify(this._viewport)};`);
codes.push(`${this._codeVariableName}.lodLevel = ${this.lodLevel};`);
return super._dumpPropertiesCode() + codes.join("\n");
}
serialize() {
const serializationObject = super.serialize();
serializationObject.useCurrentViewport = this._useCurrentViewport;
serializationObject.useFullScreenViewport = this._useFullScreenViewport;
serializationObject.viewport = this._viewport;
serializationObject.lodLevel = this.lodLevel;
return serializationObject;
}
_deserialize(serializationObject) {
super._deserialize(serializationObject);
if (serializationObject.useCurrentViewport !== undefined) {
this._useCurrentViewport = serializationObject.useCurrentViewport;
this._useFullScreenViewport = serializationObject.useFullScreenViewport;
this._viewport = serializationObject.viewport;
}
this.lodLevel = serializationObject.lodLevel ?? 0;
this._setViewport();
}
}
__decorate([
editableInPropertyPage("Use currently active viewport", 0 /* PropertyTypeForEdition.Boolean */, "PROPERTIES")
], NodeRenderGraphCopyTextureBlock.prototype, "useCurrentViewport", null);
__decorate([
editableInPropertyPage("Use full screen viewport", 0 /* PropertyTypeForEdition.Boolean */, "PROPERTIES")
], NodeRenderGraphCopyTextureBlock.prototype, "useFullScreenViewport", null);
__decorate([
editableInPropertyPage(" Viewport", 13 /* PropertyTypeForEdition.Viewport */, "PROPERTIES")
], NodeRenderGraphCopyTextureBlock.prototype, "viewport", null);
__decorate([
editableInPropertyPage("LOD Level", 2 /* PropertyTypeForEdition.Int */, "PROPERTIES", { min: 0, max: 16 })
], NodeRenderGraphCopyTextureBlock.prototype, "lodLevel", null);
RegisterClass("BABYLON.NodeRenderGraphCopyTextureBlock", NodeRenderGraphCopyTextureBlock);
//# sourceMappingURL=copyTextureBlock.js.map