nes-emu/apu/registers/TriangleLinearLCL.js

A NES emulator

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _registers = require("../../registers");
/** Controls the linear length counter (value and halt flag) of the Triangle channel. */
class TriangleLinearLCL extends _registers.WriteOnlyInMemoryRegister {
  constructor() {
    super();
    this.addReadOnlyField("lengthCounterLoad", 0, 7).addReadOnlyField("halt", 7, 1);
  }

  /** Updates the linear length counter reload value. */
  writeAt(__, byte) {
    this.setValue(byte);
    const triangle = this.context.apu.channels.triangle;
    triangle.linearLengthCounter.reload = this.lengthCounterLoad;
  }
}
exports.default = TriangleLinearLCL;