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99 lines
1.5 KiB
99 lines
1.5 KiB
import { FloatNode } from '../inputs/FloatNode.js';
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import { NodeLib } from '../core/NodeLib.js';
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class TimerNode extends FloatNode {
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constructor( scale, scope, timeScale ) {
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super();
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this.scale = scale !== undefined ? scale : 1;
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this.scope = scope || TimerNode.GLOBAL;
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this.timeScale = timeScale !== undefined ? timeScale : scale !== undefined;
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}
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getReadonly() {
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// never use TimerNode as readonly but aways as "uniform"
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return false;
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}
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getUnique() {
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// share TimerNode "uniform" input if is used on more time with others TimerNode
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return this.timeScale && ( this.scope === TimerNode.GLOBAL || this.scope === TimerNode.DELTA );
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}
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updateFrame( frame ) {
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const scale = this.timeScale ? this.scale : 1;
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switch ( this.scope ) {
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case TimerNode.LOCAL:
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this.value += frame.delta * scale;
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break;
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case TimerNode.DELTA:
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this.value = frame.delta * scale;
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break;
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default:
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this.value = frame.time * scale;
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}
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}
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copy( source ) {
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super.copy( source );
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this.scope = source.scope;
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this.scale = source.scale;
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this.timeScale = source.timeScale;
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return this;
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}
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toJSON( meta ) {
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const data = super.toJSON( meta );
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data.scope = this.scope;
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data.scale = this.scale;
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data.timeScale = this.timeScale;
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return data;
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}
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}
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TimerNode.GLOBAL = 'global';
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TimerNode.LOCAL = 'local';
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TimerNode.DELTA = 'delta';
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TimerNode.prototype.nodeType = 'Timer';
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NodeLib.addKeyword( 'time', function () {
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return new TimerNode();
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} );
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export { TimerNode };
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