001// Copyright (c) FIRST and other WPILib contributors. 002// Open Source Software; you can modify and/or share it under the terms of 003// the WPILib BSD license file in the root directory of this project. 004 005package edu.wpi.first.math.kinematics.struct; 006 007import edu.wpi.first.math.geometry.Rotation2d; 008import edu.wpi.first.math.kinematics.SwerveModulePosition; 009import edu.wpi.first.util.struct.Struct; 010import java.nio.ByteBuffer; 011 012public class SwerveModulePositionStruct implements Struct<SwerveModulePosition> { 013 @Override 014 public Class<SwerveModulePosition> getTypeClass() { 015 return SwerveModulePosition.class; 016 } 017 018 @Override 019 public String getTypeString() { 020 return "struct:SwerveModulePosition"; 021 } 022 023 @Override 024 public int getSize() { 025 return kSizeDouble + Rotation2d.struct.getSize(); 026 } 027 028 @Override 029 public String getSchema() { 030 return "double distance;Rotation2d angle"; 031 } 032 033 @Override 034 public Struct<?>[] getNested() { 035 return new Struct<?>[] {Rotation2d.struct}; 036 } 037 038 @Override 039 public SwerveModulePosition unpack(ByteBuffer bb) { 040 double distance = bb.getDouble(); 041 Rotation2d angle = Rotation2d.struct.unpack(bb); 042 return new SwerveModulePosition(distance, angle); 043 } 044 045 @Override 046 public void pack(ByteBuffer bb, SwerveModulePosition value) { 047 bb.putDouble(value.distanceMeters); 048 Rotation2d.struct.pack(bb, value.angle); 049 } 050}