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73 changed files with 166 additions and 3967 deletions

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@ -40,11 +40,11 @@ public class RobotContainer {
}
private void configureBindings() {
climber.setDefaultCommand(climber.climberDown());
primary.a().onTrue(kicker.kick());
primary.b().onTrue(climber.climberUp());
primary.x().onTrue(climber.climberDown());
primary.b().whileTrue(climber.climberUp());
}
public Command getAutonomousCommand() {

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@ -6,49 +6,13 @@ package frc.robot;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.Commands;
import edu.wpi.first.wpilibj2.command.button.CommandXboxController;
import frc.robot.constants.OIConstants;
import frc.robot.constants.ShooterConstants;
import frc.robot.subsystems.Drivetrain;
import frc.robot.subsystems.Shooter;
public class RobotContainer {
private Drivetrain drivetrain;
private Shooter shooter;
private CommandXboxController driver;
public RobotContainer() {
drivetrain = new Drivetrain();
shooter = new Shooter();
driver = new CommandXboxController(OIConstants.kDriverUSB);
configureBindings();
}
private void configureBindings() {
drivetrain.setDefaultCommand(
drivetrain.driveArcade(
driver::getLeftY,
driver::getLeftX
)
);
driver.povCenter().negate().onTrue(
drivetrain.goToAngle(driver.getHID().getPOV(), 3)
);
shooter.setDefaultCommand(
shooter.setSpeed(
driver::getRightTriggerAxis
)
);
driver.a().whileTrue(
shooter.runAutomaticSpeedControl(ShooterConstants.kShootSpeed)
);
}
private void configureBindings() {}
public Command getAutonomousCommand() {
return Commands.print("No autonomous command configured");

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@ -12,11 +12,8 @@ public class ShooterConstants {
public static final double kEncoderConversionFactor = 0;
public static final double kBangBangTolerance = 0;
public static final double kBangBangVoltageMultiplier = 10;
public static final double kFFS = 0;
public static final double kFFV = 0;
public static final double kFFA = 0;
public static final double kShootSpeed = 0;
}

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@ -3,6 +3,7 @@ package frc.robot.subsystems;
import java.util.function.DoubleSupplier;
import edu.wpi.first.math.controller.PIDController;
import edu.wpi.first.math.controller.SimpleMotorFeedforward;
import edu.wpi.first.wpilibj.ADXRS450_Gyro;
import edu.wpi.first.wpilibj.drive.DifferentialDrive;
import edu.wpi.first.wpilibj.motorcontrol.VictorSP;
@ -20,6 +21,8 @@ public class Drivetrain extends SubsystemBase {
private PIDController turnController;
private SimpleMotorFeedforward turnFF;
private ADXRS450_Gyro gyro;
public Drivetrain() {

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@ -53,7 +53,7 @@ public class Shooter extends SubsystemBase {
double output = controller.calculate(
(motor1Encoder.getRate() + motor2Encoder.getRate()) / 2,
speed
) * ShooterConstants.kBangBangVoltageMultiplier + ff.calculate(speed);
) + ff.calculate(speed);
motor1.setVoltage(output);
});

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@ -1,12 +1,23 @@
import java.util.Scanner;
/*
CS2 Challenge Solution
Original Challenge Description: Build a program that requests a user's name,
and then prints a greeting.
*/
public class Main {
public static void main(String[] args) {
//Setup a Scanner to work with System.in
Scanner scan = new Scanner(System.in);
//Start by printing some text that will prompt the user to enter a name
//then print another line that Says "Hello" and then whatever the user entered.
System.out.print("Please enter your name: ");
System.out.println("Hello " + scan.nextLine());
//Close the scanner, while not really necessary, it's a good habit to get into
//for other resources.
scan.close();
}
}

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@ -1,178 +0,0 @@
# This gitignore has been specially created by the WPILib team.
# If you remove items from this file, intellisense might break.
### C++ ###
# Prerequisites
*.d
# Compiled Object files
*.slo
*.lo
*.o
*.obj
# Precompiled Headers
*.gch
*.pch
# Compiled Dynamic libraries
*.so
*.dylib
*.dll
# Fortran module files
*.mod
*.smod
# Compiled Static libraries
*.lai
*.la
*.a
*.lib
# Executables
*.exe
*.out
*.app
### Java ###
# Compiled class file
*.class
# Log file
*.log
# BlueJ files
*.ctxt
# Mobile Tools for Java (J2ME)
.mtj.tmp/
# Package Files #
*.jar
*.war
*.nar
*.ear
*.zip
*.tar.gz
*.rar
# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
hs_err_pid*
### Linux ###
*~
# temporary files which can be created if a process still has a handle open of a deleted file
.fuse_hidden*
# KDE directory preferences
.directory
# Linux trash folder which might appear on any partition or disk
.Trash-*
# .nfs files are created when an open file is removed but is still being accessed
.nfs*
### macOS ###
# General
.DS_Store
.AppleDouble
.LSOverride
# Icon must end with two \r
Icon
# Thumbnails
._*
# Files that might appear in the root of a volume
.DocumentRevisions-V100
.fseventsd
.Spotlight-V100
.TemporaryItems
.Trashes
.VolumeIcon.icns
.com.apple.timemachine.donotpresent
# Directories potentially created on remote AFP share
.AppleDB
.AppleDesktop
Network Trash Folder
Temporary Items
.apdisk
### VisualStudioCode ###
.vscode/*
!.vscode/settings.json
!.vscode/tasks.json
!.vscode/launch.json
!.vscode/extensions.json
### Windows ###
# Windows thumbnail cache files
Thumbs.db
ehthumbs.db
ehthumbs_vista.db
# Dump file
*.stackdump
# Folder config file
[Dd]esktop.ini
# Recycle Bin used on file shares
$RECYCLE.BIN/
# Windows Installer files
*.cab
*.msi
*.msix
*.msm
*.msp
# Windows shortcuts
*.lnk
### Gradle ###
.gradle
/build/
# Ignore Gradle GUI config
gradle-app.setting
# Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
!gradle-wrapper.jar
# Cache of project
.gradletasknamecache
# # Work around https://youtrack.jetbrains.com/issue/IDEA-116898
# gradle/wrapper/gradle-wrapper.properties
# # VS Code Specific Java Settings
# DO NOT REMOVE .classpath and .project
.classpath
.project
.settings/
bin/
# IntelliJ
*.iml
*.ipr
*.iws
.idea/
out/
# Fleet
.fleet
# Simulation GUI and other tools window save file
*-window.json
# Simulation data log directory
logs/
# Folder that has CTRE Phoenix Sim device config storage
ctre_sim/

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@ -1,21 +0,0 @@
{
// Use IntelliSense to learn about possible attributes.
// Hover to view descriptions of existing attributes.
// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
"version": "0.2.0",
"configurations": [
{
"type": "wpilib",
"name": "WPILib Desktop Debug",
"request": "launch",
"desktop": true,
},
{
"type": "wpilib",
"name": "WPILib roboRIO Debug",
"request": "launch",
"desktop": false,
}
]
}

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@ -1,29 +0,0 @@
{
"java.configuration.updateBuildConfiguration": "automatic",
"java.server.launchMode": "Standard",
"files.exclude": {
"**/.git": true,
"**/.svn": true,
"**/.hg": true,
"**/CVS": true,
"**/.DS_Store": true,
"bin/": true,
"**/.classpath": true,
"**/.project": true,
"**/.settings": true,
"**/.factorypath": true,
"**/*~": true
},
"java.test.config": [
{
"name": "WPIlibUnitTests",
"workingDirectory": "${workspaceFolder}/build/jni/release",
"vmargs": [ "-Djava.library.path=${workspaceFolder}/build/jni/release" ],
"env": {
"LD_LIBRARY_PATH": "${workspaceFolder}/build/jni/release" ,
"DYLD_LIBRARY_PATH": "${workspaceFolder}/build/jni/release"
}
},
],
"java.test.defaultConfig": "WPIlibUnitTests"
}

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@ -1,6 +0,0 @@
{
"enableCppIntellisense": false,
"currentLanguage": "java",
"projectYear": "2024",
"teamNumber": 2714
}

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@ -1,11 +0,0 @@
# MAXSwerve Java Template Changelog
## [2023.1] - 2023-02-03
### Added
- Added a configurable rate limiting system to prevent excessive loads from causing premature wheel failure.
## [2023.0] - 2023-01-18
Initial release of MAXSwerve robot project.

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@ -1,25 +0,0 @@
Copyright (c) 2018-2023 REV Robotics
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of REV Robotics nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

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@ -1,22 +0,0 @@
# MAXSwerve Java Template v2023.1
See [the online changelog](https://github.com/REVrobotics/MAXSwerve-Java-Template/blob/main/CHANGELOG.md) for information about updates to the template that may have been released since you created your project.
## Description
A template project for an FRC swerve drivetrain that uses REV MAXSwerve Modules.
Note that this is meant to be used with a drivetrain composed of four MAXSwerve Modules, each configured with two SPARKS MAX, a NEO as the driving motor, a NEO 550 as the turning motor, and a REV Through Bore Encoder as the absolute turning encoder.
To get started, make sure you have calibrated the zero offsets for the absolute encoders in the Hardware Client using the `Absolute Encoder` tab under the associated turning SPARK MAX devices.
## Prerequisites
* SPARK MAX Firmware v1.6.2 - Adds features that are required for swerve
* REVLib v2023.1.2 - Includes APIs for the new firmware features
## Configuration
It is possible that this project will not work for your robot right out of the box. Various things like the CAN IDs, PIDF gains, chassis configuration, etc. must be determined for your own robot!
These values can be adjusted in the `Constants.java` file.

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@ -1,24 +0,0 @@
Copyright (c) 2009-2023 FIRST and other WPILib contributors
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of FIRST, WPILib, nor the names of other WPILib
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY FIRST AND OTHER WPILIB CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY NONINFRINGEMENT AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL FIRST OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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@ -1,101 +0,0 @@
plugins {
id "java"
id "edu.wpi.first.GradleRIO" version "2024.1.1"
}
java {
sourceCompatibility = JavaVersion.VERSION_17
targetCompatibility = JavaVersion.VERSION_17
}
def ROBOT_MAIN_CLASS = "frc.robot.Main"
// Define my targets (RoboRIO) and artifacts (deployable files)
// This is added by GradleRIO's backing project DeployUtils.
deploy {
targets {
roborio(getTargetTypeClass('RoboRIO')) {
// Team number is loaded either from the .wpilib/wpilib_preferences.json
// or from command line. If not found an exception will be thrown.
// You can use getTeamOrDefault(team) instead of getTeamNumber if you
// want to store a team number in this file.
team = project.frc.getTeamNumber()
debug = project.frc.getDebugOrDefault(false)
artifacts {
// First part is artifact name, 2nd is artifact type
// getTargetTypeClass is a shortcut to get the class type using a string
frcJava(getArtifactTypeClass('FRCJavaArtifact')) {
}
// Static files artifact
frcStaticFileDeploy(getArtifactTypeClass('FileTreeArtifact')) {
files = project.fileTree('src/main/deploy')
directory = '/home/lvuser/deploy'
}
}
}
}
}
def deployArtifact = deploy.targets.roborio.artifacts.frcJava
// Set to true to use debug for JNI.
wpi.java.debugJni = false
// Set this to true to enable desktop support.
def includeDesktopSupport = false
// Defining my dependencies. In this case, WPILib (+ friends), and vendor libraries.
// Also defines JUnit 5.
dependencies {
implementation wpi.java.deps.wpilib()
implementation wpi.java.vendor.java()
roborioDebug wpi.java.deps.wpilibJniDebug(wpi.platforms.roborio)
roborioDebug wpi.java.vendor.jniDebug(wpi.platforms.roborio)
roborioRelease wpi.java.deps.wpilibJniRelease(wpi.platforms.roborio)
roborioRelease wpi.java.vendor.jniRelease(wpi.platforms.roborio)
nativeDebug wpi.java.deps.wpilibJniDebug(wpi.platforms.desktop)
nativeDebug wpi.java.vendor.jniDebug(wpi.platforms.desktop)
simulationDebug wpi.sim.enableDebug()
nativeRelease wpi.java.deps.wpilibJniRelease(wpi.platforms.desktop)
nativeRelease wpi.java.vendor.jniRelease(wpi.platforms.desktop)
simulationRelease wpi.sim.enableRelease()
testImplementation 'org.junit.jupiter:junit-jupiter:5.10.1'
testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
}
test {
useJUnitPlatform()
systemProperty 'junit.jupiter.extensions.autodetection.enabled', 'true'
}
// Simulation configuration (e.g. environment variables).
wpi.sim.addGui().defaultEnabled = true
wpi.sim.addDriverstation()
// Setting up my Jar File. In this case, adding all libraries into the main jar ('fat jar')
// in order to make them all available at runtime. Also adding the manifest so WPILib
// knows where to look for our Robot Class.
jar {
from { configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) } }
from sourceSets.main.allSource
manifest edu.wpi.first.gradlerio.GradleRIOPlugin.javaManifest(ROBOT_MAIN_CLASS)
duplicatesStrategy = DuplicatesStrategy.INCLUDE
}
// Configure jar and deploy tasks
deployArtifact.jarTask = jar
wpi.java.configureExecutableTasks(jar)
wpi.java.configureTestTasks(test)
// Configure string concat to always inline compile
tasks.withType(JavaCompile) {
options.compilerArgs.add '-XDstringConcat=inline'
}

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@ -1,7 +0,0 @@
distributionBase=GRADLE_USER_HOME
distributionPath=permwrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-8.5-bin.zip
networkTimeout=10000
validateDistributionUrl=true
zipStoreBase=GRADLE_USER_HOME
zipStorePath=permwrapper/dists

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@ -1,249 +0,0 @@
#!/bin/sh
#
# Copyright © 2015-2021 the original authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
##############################################################################
#
# Gradle start up script for POSIX generated by Gradle.
#
# Important for running:
#
# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is
# noncompliant, but you have some other compliant shell such as ksh or
# bash, then to run this script, type that shell name before the whole
# command line, like:
#
# ksh Gradle
#
# Busybox and similar reduced shells will NOT work, because this script
# requires all of these POSIX shell features:
# * functions;
# * expansions «$var», «${var}», «${var:-default}», «${var+SET}»,
# «${var#prefix}», «${var%suffix}», and «$( cmd )»;
# * compound commands having a testable exit status, especially «case»;
# * various built-in commands including «command», «set», and «ulimit».
#
# Important for patching:
#
# (2) This script targets any POSIX shell, so it avoids extensions provided
# by Bash, Ksh, etc; in particular arrays are avoided.
#
# The "traditional" practice of packing multiple parameters into a
# space-separated string is a well documented source of bugs and security
# problems, so this is (mostly) avoided, by progressively accumulating
# options in "$@", and eventually passing that to Java.
#
# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS,
# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly;
# see the in-line comments for details.
#
# There are tweaks for specific operating systems such as AIX, CygWin,
# Darwin, MinGW, and NonStop.
#
# (3) This script is generated from the Groovy template
# https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
# within the Gradle project.
#
# You can find Gradle at https://github.com/gradle/gradle/.
#
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
app_path=$0
# Need this for daisy-chained symlinks.
while
APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path
[ -h "$app_path" ]
do
ls=$( ls -ld "$app_path" )
link=${ls#*' -> '}
case $link in #(
/*) app_path=$link ;; #(
*) app_path=$APP_HOME$link ;;
esac
done
# This is normally unused
# shellcheck disable=SC2034
APP_BASE_NAME=${0##*/}
# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD=maximum
warn () {
echo "$*"
} >&2
die () {
echo
echo "$*"
echo
exit 1
} >&2
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "$( uname )" in #(
CYGWIN* ) cygwin=true ;; #(
Darwin* ) darwin=true ;; #(
MSYS* | MINGW* ) msys=true ;; #(
NONSTOP* ) nonstop=true ;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD=$JAVA_HOME/jre/sh/java
else
JAVACMD=$JAVA_HOME/bin/java
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD=java
if ! command -v java >/dev/null 2>&1
then
die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
fi
# Increase the maximum file descriptors if we can.
if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
case $MAX_FD in #(
max*)
# In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
# shellcheck disable=SC2039,SC3045
MAX_FD=$( ulimit -H -n ) ||
warn "Could not query maximum file descriptor limit"
esac
case $MAX_FD in #(
'' | soft) :;; #(
*)
# In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
# shellcheck disable=SC2039,SC3045
ulimit -n "$MAX_FD" ||
warn "Could not set maximum file descriptor limit to $MAX_FD"
esac
fi
# Collect all arguments for the java command, stacking in reverse order:
# * args from the command line
# * the main class name
# * -classpath
# * -D...appname settings
# * --module-path (only if needed)
# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables.
# For Cygwin or MSYS, switch paths to Windows format before running java
if "$cygwin" || "$msys" ; then
APP_HOME=$( cygpath --path --mixed "$APP_HOME" )
CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" )
JAVACMD=$( cygpath --unix "$JAVACMD" )
# Now convert the arguments - kludge to limit ourselves to /bin/sh
for arg do
if
case $arg in #(
-*) false ;; # don't mess with options #(
/?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath
[ -e "$t" ] ;; #(
*) false ;;
esac
then
arg=$( cygpath --path --ignore --mixed "$arg" )
fi
# Roll the args list around exactly as many times as the number of
# args, so each arg winds up back in the position where it started, but
# possibly modified.
#
# NB: a `for` loop captures its iteration list before it begins, so
# changing the positional parameters here affects neither the number of
# iterations, nor the values presented in `arg`.
shift # remove old arg
set -- "$@" "$arg" # push replacement arg
done
fi
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
# Collect all arguments for the java command:
# * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
# and any embedded shellness will be escaped.
# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
# treated as '${Hostname}' itself on the command line.
set -- \
"-Dorg.gradle.appname=$APP_BASE_NAME" \
-classpath "$CLASSPATH" \
org.gradle.wrapper.GradleWrapperMain \
"$@"
# Stop when "xargs" is not available.
if ! command -v xargs >/dev/null 2>&1
then
die "xargs is not available"
fi
# Use "xargs" to parse quoted args.
#
# With -n1 it outputs one arg per line, with the quotes and backslashes removed.
#
# In Bash we could simply go:
#
# readarray ARGS < <( xargs -n1 <<<"$var" ) &&
# set -- "${ARGS[@]}" "$@"
#
# but POSIX shell has neither arrays nor command substitution, so instead we
# post-process each arg (as a line of input to sed) to backslash-escape any
# character that might be a shell metacharacter, then use eval to reverse
# that process (while maintaining the separation between arguments), and wrap
# the whole thing up as a single "set" statement.
#
# This will of course break if any of these variables contains a newline or
# an unmatched quote.
#
eval "set -- $(
printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" |
xargs -n1 |
sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' |
tr '\n' ' '
)" '"$@"'
exec "$JAVACMD" "$@"

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@ -1,92 +0,0 @@
@rem
@rem Copyright 2015 the original author or authors.
@rem
@rem Licensed under the Apache License, Version 2.0 (the "License");
@rem you may not use this file except in compliance with the License.
@rem You may obtain a copy of the License at
@rem
@rem https://www.apache.org/licenses/LICENSE-2.0
@rem
@rem Unless required by applicable law or agreed to in writing, software
@rem distributed under the License is distributed on an "AS IS" BASIS,
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
@if "%DEBUG%"=="" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%"=="" set DIRNAME=.
@rem This is normally unused
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Resolve any "." and ".." in APP_HOME to make it shorter.
for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if %ERRORLEVEL% equ 0 goto execute
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto execute
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
:end
@rem End local scope for the variables with windows NT shell
if %ERRORLEVEL% equ 0 goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
set EXIT_CODE=%ERRORLEVEL%
if %EXIT_CODE% equ 0 set EXIT_CODE=1
if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
exit /b %EXIT_CODE%
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega

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@ -1,30 +0,0 @@
import org.gradle.internal.os.OperatingSystem
pluginManagement {
repositories {
mavenLocal()
gradlePluginPortal()
String frcYear = '2024'
File frcHome
if (OperatingSystem.current().isWindows()) {
String publicFolder = System.getenv('PUBLIC')
if (publicFolder == null) {
publicFolder = "C:\\Users\\Public"
}
def homeRoot = new File(publicFolder, "wpilib")
frcHome = new File(homeRoot, frcYear)
} else {
def userFolder = System.getProperty("user.home")
def homeRoot = new File(userFolder, "wpilib")
frcHome = new File(homeRoot, frcYear)
}
def frcHomeMaven = new File(frcHome, 'maven')
maven {
name 'frcHome'
url frcHomeMaven
}
}
}
Properties props = System.getProperties();
props.setProperty("org.gradle.internal.native.headers.unresolved.dependencies.ignore", "true");

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@ -1,3 +0,0 @@
Files placed in this directory will be deployed to the RoboRIO into the
'deploy' directory in the home folder. Use the 'Filesystem.getDeployDirectory' wpilib function
to get a proper path relative to the deploy directory.

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@ -1,25 +0,0 @@
// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package frc.robot;
import edu.wpi.first.wpilibj.RobotBase;
/**
* Do NOT add any static variables to this class, or any initialization at all. Unless you know what
* you are doing, do not modify this file except to change the parameter class to the startRobot
* call.
*/
public final class Main {
private Main() {}
/**
* Main initialization function. Do not perform any initialization here.
*
* <p>If you change your main robot class, change the parameter type.
*/
public static void main(String... args) {
RobotBase.startRobot(Robot::new);
}
}

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@ -1,102 +0,0 @@
// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package frc.robot;
import edu.wpi.first.wpilibj.TimedRobot;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.CommandScheduler;
/**
* The VM is configured to automatically run this class, and to call the functions corresponding to
* each mode, as described in the TimedRobot documentation. If you change the name of this class or
* the package after creating this project, you must also update the build.gradle file in the
* project.
*/
public class Robot extends TimedRobot {
private Command m_autonomousCommand;
private RobotContainer m_robotContainer;
/**
* This function is run when the robot is first started up and should be used for any
* initialization code.
*/
@Override
public void robotInit() {
// Instantiate our RobotContainer. This will perform all our button bindings, and put our
// autonomous chooser on the dashboard.
m_robotContainer = new RobotContainer();
}
/**
* This function is called every 20 ms, no matter the mode. Use this for items like diagnostics
* that you want ran during disabled, autonomous, teleoperated and test.
*
* <p>This runs after the mode specific periodic functions, but before LiveWindow and
* SmartDashboard integrated updating.
*/
@Override
public void robotPeriodic() {
// Runs the Scheduler. This is responsible for polling buttons, adding newly-scheduled
// commands, running already-scheduled commands, removing finished or interrupted commands,
// and running subsystem periodic() methods. This must be called from the robot's periodic
// block in order for anything in the Command-based framework to work.
CommandScheduler.getInstance().run();
}
/** This function is called once each time the robot enters Disabled mode. */
@Override
public void disabledInit() {}
@Override
public void disabledPeriodic() {}
/** This autonomous runs the autonomous command selected by your {@link RobotContainer} class. */
@Override
public void autonomousInit() {
m_autonomousCommand = m_robotContainer.getAutonomousCommand();
/*
* String autoSelected = SmartDashboard.getString("Auto Selector",
* "Default"); switch(autoSelected) { case "My Auto": autonomousCommand
* = new MyAutoCommand(); break; case "Default Auto": default:
* autonomousCommand = new ExampleCommand(); break; }
*/
// schedule the autonomous command (example)
if (m_autonomousCommand != null) {
m_autonomousCommand.schedule();
}
}
/** This function is called periodically during autonomous. */
@Override
public void autonomousPeriodic() {}
@Override
public void teleopInit() {
// This makes sure that the autonomous stops running when
// teleop starts running. If you want the autonomous to
// continue until interrupted by another command, remove
// this line or comment it out.
if (m_autonomousCommand != null) {
m_autonomousCommand.cancel();
}
}
/** This function is called periodically during operator control. */
@Override
public void teleopPeriodic() {}
@Override
public void testInit() {
// Cancels all running commands at the start of test mode.
CommandScheduler.getInstance().cancelAll();
}
/** This function is called periodically during test mode. */
@Override
public void testPeriodic() {}
}

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@ -1,87 +0,0 @@
// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package frc.robot;
import java.util.Optional;
import edu.wpi.first.wpilibj.DriverStation;
import edu.wpi.first.wpilibj.XboxController;
import edu.wpi.first.wpilibj.DriverStation.Alliance;
import frc.robot.constants.OIConstants;
import frc.robot.subsystems.Drivetrain;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.PrintCommand;
import edu.wpi.first.wpilibj2.command.button.CommandXboxController;
import edu.wpi.first.wpilibj2.command.button.JoystickButton;
/*
* This class is where the bulk of the robot should be declared. Since Command-based is a
* "declarative" paradigm, very little robot logic should actually be handled in the {@link Robot}
* periodic methods (other than the scheduler calls). Instead, the structure of the robot
* (including subsystems, commands, and button mappings) should be declared here.
*/
public class RobotContainer {
// The robot's subsystems
private Drivetrain drivetrain;
// The driver's controller
private CommandXboxController driver;
/**
* The container for the robot. Contains subsystems, OI devices, and commands.
*/
public RobotContainer() {
drivetrain = new Drivetrain();
driver = new CommandXboxController(OIConstants.kDriverControllerPort);
// Configure the button bindings
configureButtonBindings();
}
/**
* Use this method to define your button->command mappings. Buttons can be
* created by
* instantiating a {@link edu.wpi.first.wpilibj.GenericHID} or one of its
* subclasses ({@link
* edu.wpi.first.wpilibj.Joystick} or {@link XboxController}), and then calling
* passing it to a
* {@link JoystickButton}.
*/
private void configureButtonBindings() {
// Configure default commands
drivetrain.setDefaultCommand(
drivetrain.drive(
driver::getLeftY,
driver::getLeftX,
driver::getRightX,
() -> {
Optional<Alliance> alliance = DriverStation.getAlliance();
if (alliance.isEmpty() || alliance.get() == Alliance.Blue) {
return false;
} else {
return true;
}
},
OIConstants.kDriveDeadband,
true,
true
)
);
driver.rightBumper().whileTrue(
drivetrain.setXCommand()
);
}
/**
* Use this to pass the autonomous command to the main {@link Robot} class.
*
* @return the command to run in autonomous
*/
public Command getAutonomousCommand() {
return new PrintCommand("No Autonomous Defined");
}
}

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@ -1,18 +0,0 @@
package frc.robot.constants;
import edu.wpi.first.math.trajectory.TrapezoidProfile;
public class AutoConstants {
public static final double kMaxSpeedMetersPerSecond = 3;
public static final double kMaxAccelerationMetersPerSecondSquared = 3;
public static final double kMaxAngularSpeedRadiansPerSecond = Math.PI;
public static final double kMaxAngularSpeedRadiansPerSecondSquared = Math.PI;
public static final double kPXController = 1;
public static final double kPYController = 1;
public static final double kPThetaController = 1;
// Constraint for the motion profiled robot angle controller
public static final TrapezoidProfile.Constraints kThetaControllerConstraints = new TrapezoidProfile.Constraints(
kMaxAngularSpeedRadiansPerSecond, kMaxAngularSpeedRadiansPerSecondSquared);
}

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@ -1,46 +0,0 @@
package frc.robot.constants;
import edu.wpi.first.math.geometry.Translation2d;
import edu.wpi.first.math.kinematics.SwerveDriveKinematics;
import edu.wpi.first.math.util.Units;
public class DrivetrainConstants {
// Driving Parameters - Note that these are not the maximum capable speeds of
// the robot, rather the allowed maximum speeds
public static final double kMaxSpeedMetersPerSecond = 4.8;
public static final double kMaxAngularSpeed = 2 * Math.PI; // radians per second
public static final double kDirectionSlewRate = 1.2; // radians per second
public static final double kMagnitudeSlewRate = 1.8; // percent per second (1 = 100%)
public static final double kRotationalSlewRate = 2.0; // percent per second (1 = 100%)
// Chassis configuration
public static final double kTrackWidth = Units.inchesToMeters(26.5);
// Distance between centers of right and left wheels on robot
public static final double kWheelBase = Units.inchesToMeters(26.5);
// Distance between front and back wheels on robot
public static final SwerveDriveKinematics kDriveKinematics = new SwerveDriveKinematics(
new Translation2d(kWheelBase / 2, kTrackWidth / 2),
new Translation2d(kWheelBase / 2, -kTrackWidth / 2),
new Translation2d(-kWheelBase / 2, kTrackWidth / 2),
new Translation2d(-kWheelBase / 2, -kTrackWidth / 2));
// Angular offsets of the modules relative to the chassis in radians
public static final double kFrontLeftChassisAngularOffset = -Math.PI / 2;
public static final double kFrontRightChassisAngularOffset = 0;
public static final double kBackLeftChassisAngularOffset = Math.PI;
public static final double kBackRightChassisAngularOffset = Math.PI / 2;
// SPARK MAX CAN IDs
public static final int kFrontLeftDrivingCanId = 11;
public static final int kRearLeftDrivingCanId = 13;
public static final int kFrontRightDrivingCanId = 15;
public static final int kRearRightDrivingCanId = 17;
public static final int kFrontLeftTurningCanId = 10;
public static final int kRearLeftTurningCanId = 12;
public static final int kFrontRightTurningCanId = 14;
public static final int kRearRightTurningCanId = 16;
public static final boolean kGyroReversed = false;
}

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@ -1,54 +0,0 @@
package frc.robot.constants;
import com.revrobotics.CANSparkBase.IdleMode;
public class ModuleConstants {
// The MAXSwerve module can be configured with one of three pinion gears: 12T, 13T, or 14T.
// This changes the drive speed of the module (a pinion gear with more teeth will result in a
// robot that drives faster).
public static final int kDrivingMotorPinionTeeth = 14;
// Invert the turning encoder, since the output shaft rotates in the opposite direction of
// the steering motor in the MAXSwerve Module.
public static final boolean kTurningEncoderInverted = true;
// Calculations required for driving motor conversion factors and feed forward
public static final double kDrivingMotorFreeSpeedRps = NeoMotorConstants.kFreeSpeedRpm / 60;
public static final double kWheelDiameterMeters = 0.0762;
public static final double kWheelCircumferenceMeters = kWheelDiameterMeters * Math.PI;
// 45 teeth on the wheel's bevel gear, 22 teeth on the first-stage spur gear, 15 teeth on the bevel pinion
public static final double kDrivingMotorReduction = (45.0 * 22) / (kDrivingMotorPinionTeeth * 15);
public static final double kDriveWheelFreeSpeedRps = (kDrivingMotorFreeSpeedRps * kWheelCircumferenceMeters)
/ kDrivingMotorReduction;
public static final double kDrivingEncoderPositionFactor = (kWheelDiameterMeters * Math.PI)
/ kDrivingMotorReduction; // meters
public static final double kDrivingEncoderVelocityFactor = ((kWheelDiameterMeters * Math.PI)
/ kDrivingMotorReduction) / 60.0; // meters per second
public static final double kTurningEncoderPositionFactor = (2 * Math.PI); // radians
public static final double kTurningEncoderVelocityFactor = (2 * Math.PI) / 60.0; // radians per second
public static final double kTurningEncoderPositionPIDMinInput = 0; // radians
public static final double kTurningEncoderPositionPIDMaxInput = kTurningEncoderPositionFactor; // radians
public static final double kDrivingP = 0.04;
public static final double kDrivingI = 0;
public static final double kDrivingD = 0;
public static final double kDrivingFF = 1 / kDriveWheelFreeSpeedRps;
public static final double kDrivingMinOutput = -1;
public static final double kDrivingMaxOutput = 1;
public static final double kTurningP = 1;
public static final double kTurningI = 0;
public static final double kTurningD = 0;
public static final double kTurningFF = 0;
public static final double kTurningMinOutput = -1;
public static final double kTurningMaxOutput = 1;
public static final IdleMode kDrivingMotorIdleMode = IdleMode.kBrake;
public static final IdleMode kTurningMotorIdleMode = IdleMode.kBrake;
public static final int kDrivingMotorCurrentLimit = 50; // amps
public static final int kTurningMotorCurrentLimit = 20; // amps
}

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package frc.robot.constants;
public class NeoMotorConstants {
public static final double kFreeSpeedRpm = 5676;
}

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@ -1,6 +0,0 @@
package frc.robot.constants;
public class OIConstants {
public static final int kDriverControllerPort = 0;
public static final double kDriveDeadband = 0.05;
}

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@ -1,291 +0,0 @@
// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package frc.robot.subsystems;
import java.util.function.BooleanSupplier;
import java.util.function.DoubleSupplier;
import edu.wpi.first.math.MathUtil;
import edu.wpi.first.math.filter.SlewRateLimiter;
import edu.wpi.first.math.geometry.Pose2d;
import edu.wpi.first.math.geometry.Rotation2d;
import edu.wpi.first.math.kinematics.ChassisSpeeds;
import edu.wpi.first.math.kinematics.SwerveDriveKinematics;
import edu.wpi.first.math.kinematics.SwerveDriveOdometry;
import edu.wpi.first.math.kinematics.SwerveModulePosition;
import edu.wpi.first.math.kinematics.SwerveModuleState;
import edu.wpi.first.util.WPIUtilJNI;
import edu.wpi.first.wpilibj.ADIS16470_IMU;
import edu.wpi.first.wpilibj.ADIS16470_IMU.IMUAxis;
import frc.robot.constants.DrivetrainConstants;
import frc.robot.utils.MAXSwerveModule;
import frc.robot.utils.SwerveUtils;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.SubsystemBase;
public class Drivetrain extends SubsystemBase {
// Create MAXSwerveModules
private MAXSwerveModule m_frontLeft;
private MAXSwerveModule m_frontRight;
private MAXSwerveModule m_rearLeft;
private MAXSwerveModule m_rearRight;
// The gyro sensor
private ADIS16470_IMU m_gyro;
// Slew rate filter variables for controlling lateral acceleration
private double m_currentRotation;
private double m_currentTranslationDir;
private double m_currentTranslationMag;
private SlewRateLimiter m_magLimiter;
private SlewRateLimiter m_rotLimiter;
private double m_prevTime;
// Odometry class for tracking robot pose
SwerveDriveOdometry m_odometry;
/** Creates a new DriveSubsystem. */
public Drivetrain() {
m_frontLeft = new MAXSwerveModule(
DrivetrainConstants.kFrontLeftDrivingCanId,
DrivetrainConstants.kFrontLeftTurningCanId,
DrivetrainConstants.kFrontLeftChassisAngularOffset
);
m_frontRight = new MAXSwerveModule(
DrivetrainConstants.kFrontRightDrivingCanId,
DrivetrainConstants.kFrontRightTurningCanId,
DrivetrainConstants.kFrontRightChassisAngularOffset
);
m_rearLeft = new MAXSwerveModule(
DrivetrainConstants.kRearLeftDrivingCanId,
DrivetrainConstants.kRearLeftTurningCanId,
DrivetrainConstants.kBackLeftChassisAngularOffset
);
m_rearRight = new MAXSwerveModule(
DrivetrainConstants.kRearRightDrivingCanId,
DrivetrainConstants.kRearRightTurningCanId,
DrivetrainConstants.kBackRightChassisAngularOffset
);
m_gyro = new ADIS16470_IMU();
m_magLimiter = new SlewRateLimiter(DrivetrainConstants.kMagnitudeSlewRate);
m_rotLimiter = new SlewRateLimiter(DrivetrainConstants.kRotationalSlewRate);
m_odometry = new SwerveDriveOdometry(
DrivetrainConstants.kDriveKinematics,
Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)),
new SwerveModulePosition[] {
m_frontLeft.getPosition(),
m_frontRight.getPosition(),
m_rearLeft.getPosition(),
m_rearRight.getPosition()
}
);
m_currentRotation = 0.0;
m_currentTranslationDir = 0.0;
m_currentTranslationMag = 0.0;
m_prevTime = WPIUtilJNI.now() * 1e-6;
}
@Override
public void periodic() {
// Update the odometry in the periodic block
m_odometry.update(
Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)),
new SwerveModulePosition[] {
m_frontLeft.getPosition(),
m_frontRight.getPosition(),
m_rearLeft.getPosition(),
m_rearRight.getPosition()
});
}
/**
* Returns the currently-estimated pose of the robot.
*
* @return The pose.
*/
public Pose2d getPose() {
return m_odometry.getPoseMeters();
}
/**
* Resets the odometry to the specified pose.
*
* @param pose The pose to which to set the odometry.
*/
public void resetOdometry(Pose2d pose) {
m_odometry.resetPosition(
Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)),
new SwerveModulePosition[] {
m_frontLeft.getPosition(),
m_frontRight.getPosition(),
m_rearLeft.getPosition(),
m_rearRight.getPosition()
},
pose);
}
public Command drive(DoubleSupplier xSpeed, DoubleSupplier ySpeed, DoubleSupplier rot, BooleanSupplier redInvert,
double deadband, boolean fieldRelative, boolean rateLimit) {
return run(() -> {
drive(
-MathUtil.applyDeadband(xSpeed.getAsDouble(), deadband) * (fieldRelative && redInvert.getAsBoolean() ? -1 : 1),
-MathUtil.applyDeadband(ySpeed.getAsDouble(), deadband) * (fieldRelative && redInvert.getAsBoolean() ? -1 : 1),
-MathUtil.applyDeadband(rot.getAsDouble(), deadband),
fieldRelative,
rateLimit
);
});
}
/**
* Method to drive the robot using joystick info.
*
* @param xSpeed Speed of the robot in the x direction (forward).
* @param ySpeed Speed of the robot in the y direction (sideways).
* @param rot Angular rate of the robot.
* @param fieldRelative Whether the provided x and y speeds are relative to the
* field.
* @param rateLimit Whether to enable rate limiting for smoother control.
*/
public void drive(double xSpeed, double ySpeed, double rot, boolean fieldRelative, boolean rateLimit) {
double xSpeedCommanded;
double ySpeedCommanded;
if (rateLimit) {
// Convert XY to polar for rate limiting
double inputTranslationDir = Math.atan2(ySpeed, xSpeed);
double inputTranslationMag = Math.sqrt(Math.pow(xSpeed, 2) + Math.pow(ySpeed, 2));
// Calculate the direction slew rate based on an estimate of the lateral acceleration
double directionSlewRate;
if (m_currentTranslationMag != 0.0) {
directionSlewRate = Math.abs(DrivetrainConstants.kDirectionSlewRate / m_currentTranslationMag);
} else {
directionSlewRate = 500.0; //some high number that means the slew rate is effectively instantaneous
}
double currentTime = WPIUtilJNI.now() * 1e-6;
double elapsedTime = currentTime - m_prevTime;
double angleDif = SwerveUtils.AngleDifference(inputTranslationDir, m_currentTranslationDir);
if (angleDif < 0.45*Math.PI) {
m_currentTranslationDir = SwerveUtils.StepTowardsCircular(m_currentTranslationDir, inputTranslationDir, directionSlewRate * elapsedTime);
m_currentTranslationMag = m_magLimiter.calculate(inputTranslationMag);
}
else if (angleDif > 0.85*Math.PI) {
if (m_currentTranslationMag > 1e-4) { //some small number to avoid floating-point errors with equality checking
// keep currentTranslationDir unchanged
m_currentTranslationMag = m_magLimiter.calculate(0.0);
}
else {
m_currentTranslationDir = SwerveUtils.WrapAngle(m_currentTranslationDir + Math.PI);
m_currentTranslationMag = m_magLimiter.calculate(inputTranslationMag);
}
}
else {
m_currentTranslationDir = SwerveUtils.StepTowardsCircular(m_currentTranslationDir, inputTranslationDir, directionSlewRate * elapsedTime);
m_currentTranslationMag = m_magLimiter.calculate(0.0);
}
m_prevTime = currentTime;
xSpeedCommanded = m_currentTranslationMag * Math.cos(m_currentTranslationDir);
ySpeedCommanded = m_currentTranslationMag * Math.sin(m_currentTranslationDir);
m_currentRotation = m_rotLimiter.calculate(rot);
} else {
xSpeedCommanded = xSpeed;
ySpeedCommanded = ySpeed;
m_currentRotation = rot;
}
// Convert the commanded speeds into the correct units for the drivetrain
double xSpeedDelivered = xSpeedCommanded * DrivetrainConstants.kMaxSpeedMetersPerSecond;
double ySpeedDelivered = ySpeedCommanded * DrivetrainConstants.kMaxSpeedMetersPerSecond;
double rotDelivered = m_currentRotation * DrivetrainConstants.kMaxAngularSpeed;
var swerveModuleStates = DrivetrainConstants.kDriveKinematics.toSwerveModuleStates(
fieldRelative
? ChassisSpeeds.fromFieldRelativeSpeeds(xSpeedDelivered, ySpeedDelivered, rotDelivered, Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)))
: new ChassisSpeeds(xSpeedDelivered, ySpeedDelivered, rotDelivered));
SwerveDriveKinematics.desaturateWheelSpeeds(
swerveModuleStates, DrivetrainConstants.kMaxSpeedMetersPerSecond);
m_frontLeft.setDesiredState(swerveModuleStates[0]);
m_frontRight.setDesiredState(swerveModuleStates[1]);
m_rearLeft.setDesiredState(swerveModuleStates[2]);
m_rearRight.setDesiredState(swerveModuleStates[3]);
}
public Command setXCommand() {
return run(() -> {
setX();
});
}
/**
* Sets the wheels into an X formation to prevent movement.
*/
public void setX() {
m_frontLeft.setDesiredState(new SwerveModuleState(0, Rotation2d.fromDegrees(45)));
m_frontRight.setDesiredState(new SwerveModuleState(0, Rotation2d.fromDegrees(-45)));
m_rearLeft.setDesiredState(new SwerveModuleState(0, Rotation2d.fromDegrees(-45)));
m_rearRight.setDesiredState(new SwerveModuleState(0, Rotation2d.fromDegrees(45)));
}
/**
* Sets the swerve ModuleStates.
*
* @param desiredStates The desired SwerveModule states.
*/
public void setModuleStates(SwerveModuleState[] desiredStates) {
SwerveDriveKinematics.desaturateWheelSpeeds(
desiredStates, DrivetrainConstants.kMaxSpeedMetersPerSecond);
m_frontLeft.setDesiredState(desiredStates[0]);
m_frontRight.setDesiredState(desiredStates[1]);
m_rearLeft.setDesiredState(desiredStates[2]);
m_rearRight.setDesiredState(desiredStates[3]);
}
/** Resets the drive encoders to currently read a position of 0. */
public void resetEncoders() {
m_frontLeft.resetEncoders();
m_rearLeft.resetEncoders();
m_frontRight.resetEncoders();
m_rearRight.resetEncoders();
}
/** Zeroes the heading of the robot. */
public void zeroHeading() {
m_gyro.reset();
}
/**
* Returns the heading of the robot.
*
* @return the robot's heading in degrees, from -180 to 180
*/
public double getHeading() {
return Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)).getDegrees();
}
/**
* Returns the turn rate of the robot.
*
* @return The turn rate of the robot, in degrees per second
*/
public double getTurnRate() {
return m_gyro.getRate(IMUAxis.kZ) * (DrivetrainConstants.kGyroReversed ? -1.0 : 1.0);
}
}

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@ -1,167 +0,0 @@
// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package frc.robot.utils;
import edu.wpi.first.math.geometry.Rotation2d;
import edu.wpi.first.math.kinematics.SwerveModulePosition;
import edu.wpi.first.math.kinematics.SwerveModuleState;
import com.revrobotics.CANSparkMax;
import com.revrobotics.CANSparkLowLevel.MotorType;
import com.revrobotics.SparkAbsoluteEncoder.Type;
import com.revrobotics.SparkPIDController;
import com.revrobotics.AbsoluteEncoder;
import com.revrobotics.RelativeEncoder;
import frc.robot.constants.ModuleConstants;
public class MAXSwerveModule {
private final CANSparkMax m_drivingSparkMax;
private final CANSparkMax m_turningSparkMax;
private final RelativeEncoder m_drivingEncoder;
private final AbsoluteEncoder m_turningEncoder;
private final SparkPIDController m_drivingPIDController;
private final SparkPIDController m_turningPIDController;
private double m_chassisAngularOffset;
private SwerveModuleState m_desiredState;
/**
* Constructs a MAXSwerveModule and configures the driving and turning motor,
* encoder, and PID controller. This configuration is specific to the REV
* MAXSwerve Module built with NEOs, SPARKS MAX, and a Through Bore
* Encoder.
*/
public MAXSwerveModule(int drivingCANId, int turningCANId, double chassisAngularOffset) {
m_drivingSparkMax = new CANSparkMax(drivingCANId, MotorType.kBrushless);
m_turningSparkMax = new CANSparkMax(turningCANId, MotorType.kBrushless);
// Factory reset, so we get the SPARKS MAX to a known state before configuring
// them. This is useful in case a SPARK MAX is swapped out.
m_drivingSparkMax.restoreFactoryDefaults();
m_turningSparkMax.restoreFactoryDefaults();
// Setup encoders and PID controllers for the driving and turning SPARKS MAX.
m_drivingEncoder = m_drivingSparkMax.getEncoder();
m_turningEncoder = m_turningSparkMax.getAbsoluteEncoder(Type.kDutyCycle);
m_drivingPIDController = m_drivingSparkMax.getPIDController();
m_turningPIDController = m_turningSparkMax.getPIDController();
m_drivingPIDController.setFeedbackDevice(m_drivingEncoder);
m_turningPIDController.setFeedbackDevice(m_turningEncoder);
// Apply position and velocity conversion factors for the driving encoder. The
// native units for position and velocity are rotations and RPM, respectively,
// but we want meters and meters per second to use with WPILib's swerve APIs.
m_drivingEncoder.setPositionConversionFactor(ModuleConstants.kDrivingEncoderPositionFactor);
m_drivingEncoder.setVelocityConversionFactor(ModuleConstants.kDrivingEncoderVelocityFactor);
// Apply position and velocity conversion factors for the turning encoder. We
// want these in radians and radians per second to use with WPILib's swerve
// APIs.
m_turningEncoder.setPositionConversionFactor(ModuleConstants.kTurningEncoderPositionFactor);
m_turningEncoder.setVelocityConversionFactor(ModuleConstants.kTurningEncoderVelocityFactor);
// Invert the turning encoder, since the output shaft rotates in the opposite direction of
// the steering motor in the MAXSwerve Module.
m_turningEncoder.setInverted(ModuleConstants.kTurningEncoderInverted);
// Enable PID wrap around for the turning motor. This will allow the PID
// controller to go through 0 to get to the setpoint i.e. going from 350 degrees
// to 10 degrees will go through 0 rather than the other direction which is a
// longer route.
m_turningPIDController.setPositionPIDWrappingEnabled(true);
m_turningPIDController.setPositionPIDWrappingMinInput(ModuleConstants.kTurningEncoderPositionPIDMinInput);
m_turningPIDController.setPositionPIDWrappingMaxInput(ModuleConstants.kTurningEncoderPositionPIDMaxInput);
// Set the PID gains for the driving motor. Note these are example gains, and you
// may need to tune them for your own robot!
m_drivingPIDController.setP(ModuleConstants.kDrivingP);
m_drivingPIDController.setI(ModuleConstants.kDrivingI);
m_drivingPIDController.setD(ModuleConstants.kDrivingD);
m_drivingPIDController.setFF(ModuleConstants.kDrivingFF);
m_drivingPIDController.setOutputRange(ModuleConstants.kDrivingMinOutput,
ModuleConstants.kDrivingMaxOutput);
// Set the PID gains for the turning motor. Note these are example gains, and you
// may need to tune them for your own robot!
m_turningPIDController.setP(ModuleConstants.kTurningP);
m_turningPIDController.setI(ModuleConstants.kTurningI);
m_turningPIDController.setD(ModuleConstants.kTurningD);
m_turningPIDController.setFF(ModuleConstants.kTurningFF);
m_turningPIDController.setOutputRange(ModuleConstants.kTurningMinOutput,
ModuleConstants.kTurningMaxOutput);
m_drivingSparkMax.setIdleMode(ModuleConstants.kDrivingMotorIdleMode);
m_turningSparkMax.setIdleMode(ModuleConstants.kTurningMotorIdleMode);
m_drivingSparkMax.setSmartCurrentLimit(ModuleConstants.kDrivingMotorCurrentLimit);
m_turningSparkMax.setSmartCurrentLimit(ModuleConstants.kTurningMotorCurrentLimit);
// Save the SPARK MAX configurations. If a SPARK MAX browns out during
// operation, it will maintain the above configurations.
m_drivingSparkMax.burnFlash();
m_turningSparkMax.burnFlash();
m_chassisAngularOffset = chassisAngularOffset;
m_desiredState.angle = new Rotation2d(m_turningEncoder.getPosition());
m_drivingEncoder.setPosition(0);
m_chassisAngularOffset = 0;
m_desiredState = new SwerveModuleState(0.0, new Rotation2d());
}
/**
* Returns the current state of the module.
*
* @return The current state of the module.
*/
public SwerveModuleState getState() {
// Apply chassis angular offset to the encoder position to get the position
// relative to the chassis.
return new SwerveModuleState(m_drivingEncoder.getVelocity(),
new Rotation2d(m_turningEncoder.getPosition() - m_chassisAngularOffset));
}
/**
* Returns the current position of the module.
*
* @return The current position of the module.
*/
public SwerveModulePosition getPosition() {
// Apply chassis angular offset to the encoder position to get the position
// relative to the chassis.
return new SwerveModulePosition(
m_drivingEncoder.getPosition(),
new Rotation2d(m_turningEncoder.getPosition() - m_chassisAngularOffset));
}
/**
* Sets the desired state for the module.
*
* @param desiredState Desired state with speed and angle.
*/
public void setDesiredState(SwerveModuleState desiredState) {
// Apply chassis angular offset to the desired state.
SwerveModuleState correctedDesiredState = new SwerveModuleState();
correctedDesiredState.speedMetersPerSecond = desiredState.speedMetersPerSecond;
correctedDesiredState.angle = desiredState.angle.plus(Rotation2d.fromRadians(m_chassisAngularOffset));
// Optimize the reference state to avoid spinning further than 90 degrees.
SwerveModuleState optimizedDesiredState = SwerveModuleState.optimize(correctedDesiredState,
new Rotation2d(m_turningEncoder.getPosition()));
// Command driving and turning SPARKS MAX towards their respective setpoints.
m_drivingPIDController.setReference(optimizedDesiredState.speedMetersPerSecond, CANSparkMax.ControlType.kVelocity);
m_turningPIDController.setReference(optimizedDesiredState.angle.getRadians(), CANSparkMax.ControlType.kPosition);
m_desiredState = desiredState;
}
/** Zeroes all the SwerveModule encoders. */
public void resetEncoders() {
m_drivingEncoder.setPosition(0);
}
}

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@ -1,89 +0,0 @@
package frc.robot.utils;
public class SwerveUtils {
/**
* Steps a value towards a target with a specified step size.
* @param _current The current or starting value. Can be positive or negative.
* @param _target The target value the algorithm will step towards. Can be positive or negative.
* @param _stepsize The maximum step size that can be taken.
* @return The new value for {@code _current} after performing the specified step towards the specified target.
*/
public static double StepTowards(double _current, double _target, double _stepsize) {
if (Math.abs(_current - _target) <= _stepsize) {
return _target;
}
else if (_target < _current) {
return _current - _stepsize;
}
else {
return _current + _stepsize;
}
}
/**
* Steps a value (angle) towards a target (angle) taking the shortest path with a specified step size.
* @param _current The current or starting angle (in radians). Can lie outside the 0 to 2*PI range.
* @param _target The target angle (in radians) the algorithm will step towards. Can lie outside the 0 to 2*PI range.
* @param _stepsize The maximum step size that can be taken (in radians).
* @return The new angle (in radians) for {@code _current} after performing the specified step towards the specified target.
* This value will always lie in the range 0 to 2*PI (exclusive).
*/
public static double StepTowardsCircular(double _current, double _target, double _stepsize) {
_current = WrapAngle(_current);
_target = WrapAngle(_target);
double stepDirection = Math.signum(_target - _current);
double difference = Math.abs(_current - _target);
if (difference <= _stepsize) {
return _target;
}
else if (difference > Math.PI) { //does the system need to wrap over eventually?
//handle the special case where you can reach the target in one step while also wrapping
if (_current + 2*Math.PI - _target < _stepsize || _target + 2*Math.PI - _current < _stepsize) {
return _target;
}
else {
return WrapAngle(_current - stepDirection * _stepsize); //this will handle wrapping gracefully
}
}
else {
return _current + stepDirection * _stepsize;
}
}
/**
* Finds the (unsigned) minimum difference between two angles including calculating across 0.
* @param _angleA An angle (in radians).
* @param _angleB An angle (in radians).
* @return The (unsigned) minimum difference between the two angles (in radians).
*/
public static double AngleDifference(double _angleA, double _angleB) {
double difference = Math.abs(_angleA - _angleB);
return difference > Math.PI? (2 * Math.PI) - difference : difference;
}
/**
* Wraps an angle until it lies within the range from 0 to 2*PI (exclusive).
* @param _angle The angle (in radians) to wrap. Can be positive or negative and can lie multiple wraps outside the output range.
* @return An angle (in radians) from 0 and 2*PI (exclusive).
*/
public static double WrapAngle(double _angle) {
double twoPi = 2*Math.PI;
if (_angle == twoPi) { // Handle this case separately to avoid floating point errors with the floor after the division in the case below
return 0.0;
}
else if (_angle > twoPi) {
return _angle - twoPi*Math.floor(_angle / twoPi);
}
else if (_angle < 0.0) {
return _angle + twoPi*(Math.floor((-_angle) / twoPi)+1);
}
else {
return _angle;
}
}
}

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{
"fileName": "REVLib.json",
"name": "REVLib",
"version": "2024.2.0",
"frcYear": "2024",
"uuid": "3f48eb8c-50fe-43a6-9cb7-44c86353c4cb",
"mavenUrls": [
"https://maven.revrobotics.com/"
],
"jsonUrl": "https://software-metadata.revrobotics.com/REVLib-2024.json",
"javaDependencies": [
{
"groupId": "com.revrobotics.frc",
"artifactId": "REVLib-java",
"version": "2024.2.0"
}
],
"jniDependencies": [
{
"groupId": "com.revrobotics.frc",
"artifactId": "REVLib-driver",
"version": "2024.2.0",
"skipInvalidPlatforms": true,
"isJar": false,
"validPlatforms": [
"windowsx86-64",
"windowsx86",
"linuxarm64",
"linuxx86-64",
"linuxathena",
"linuxarm32",
"osxuniversal"
]
}
],
"cppDependencies": [
{
"groupId": "com.revrobotics.frc",
"artifactId": "REVLib-cpp",
"version": "2024.2.0",
"libName": "REVLib",
"headerClassifier": "headers",
"sharedLibrary": false,
"skipInvalidPlatforms": true,
"binaryPlatforms": [
"windowsx86-64",
"windowsx86",
"linuxarm64",
"linuxx86-64",
"linuxathena",
"linuxarm32",
"osxuniversal"
]
},
{
"groupId": "com.revrobotics.frc",
"artifactId": "REVLib-driver",
"version": "2024.2.0",
"libName": "REVLibDriver",
"headerClassifier": "headers",
"sharedLibrary": false,
"skipInvalidPlatforms": true,
"binaryPlatforms": [
"windowsx86-64",
"windowsx86",
"linuxarm64",
"linuxx86-64",
"linuxathena",
"linuxarm32",
"osxuniversal"
]
}
]
}

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@ -1,38 +0,0 @@
{
"fileName": "WPILibNewCommands.json",
"name": "WPILib-New-Commands",
"version": "1.0.0",
"uuid": "111e20f7-815e-48f8-9dd6-e675ce75b266",
"frcYear": "2024",
"mavenUrls": [],
"jsonUrl": "",
"javaDependencies": [
{
"groupId": "edu.wpi.first.wpilibNewCommands",
"artifactId": "wpilibNewCommands-java",
"version": "wpilib"
}
],
"jniDependencies": [],
"cppDependencies": [
{
"groupId": "edu.wpi.first.wpilibNewCommands",
"artifactId": "wpilibNewCommands-cpp",
"version": "wpilib",
"libName": "wpilibNewCommands",
"headerClassifier": "headers",
"sourcesClassifier": "sources",
"sharedLibrary": true,
"skipInvalidPlatforms": true,
"binaryPlatforms": [
"linuxathena",
"linuxarm32",
"linuxarm64",
"windowsx86-64",
"windowsx86",
"linuxx86-64",
"osxuniversal"
]
}
]
}

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@ -1,178 +0,0 @@
# This gitignore has been specially created by the WPILib team.
# If you remove items from this file, intellisense might break.
### C++ ###
# Prerequisites
*.d
# Compiled Object files
*.slo
*.lo
*.o
*.obj
# Precompiled Headers
*.gch
*.pch
# Compiled Dynamic libraries
*.so
*.dylib
*.dll
# Fortran module files
*.mod
*.smod
# Compiled Static libraries
*.lai
*.la
*.a
*.lib
# Executables
*.exe
*.out
*.app
### Java ###
# Compiled class file
*.class
# Log file
*.log
# BlueJ files
*.ctxt
# Mobile Tools for Java (J2ME)
.mtj.tmp/
# Package Files #
*.jar
*.war
*.nar
*.ear
*.zip
*.tar.gz
*.rar
# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
hs_err_pid*
### Linux ###
*~
# temporary files which can be created if a process still has a handle open of a deleted file
.fuse_hidden*
# KDE directory preferences
.directory
# Linux trash folder which might appear on any partition or disk
.Trash-*
# .nfs files are created when an open file is removed but is still being accessed
.nfs*
### macOS ###
# General
.DS_Store
.AppleDouble
.LSOverride
# Icon must end with two \r
Icon
# Thumbnails
._*
# Files that might appear in the root of a volume
.DocumentRevisions-V100
.fseventsd
.Spotlight-V100
.TemporaryItems
.Trashes
.VolumeIcon.icns
.com.apple.timemachine.donotpresent
# Directories potentially created on remote AFP share
.AppleDB
.AppleDesktop
Network Trash Folder
Temporary Items
.apdisk
### VisualStudioCode ###
.vscode/*
!.vscode/settings.json
!.vscode/tasks.json
!.vscode/launch.json
!.vscode/extensions.json
### Windows ###
# Windows thumbnail cache files
Thumbs.db
ehthumbs.db
ehthumbs_vista.db
# Dump file
*.stackdump
# Folder config file
[Dd]esktop.ini
# Recycle Bin used on file shares
$RECYCLE.BIN/
# Windows Installer files
*.cab
*.msi
*.msix
*.msm
*.msp
# Windows shortcuts
*.lnk
### Gradle ###
.gradle
/build/
# Ignore Gradle GUI config
gradle-app.setting
# Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
!gradle-wrapper.jar
# Cache of project
.gradletasknamecache
# # Work around https://youtrack.jetbrains.com/issue/IDEA-116898
# gradle/wrapper/gradle-wrapper.properties
# # VS Code Specific Java Settings
# DO NOT REMOVE .classpath and .project
.classpath
.project
.settings/
bin/
# IntelliJ
*.iml
*.ipr
*.iws
.idea/
out/
# Fleet
.fleet
# Simulation GUI and other tools window save file
*-window.json
# Simulation data log directory
logs/
# Folder that has CTRE Phoenix Sim device config storage
ctre_sim/

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@ -1,21 +0,0 @@
{
// Use IntelliSense to learn about possible attributes.
// Hover to view descriptions of existing attributes.
// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
"version": "0.2.0",
"configurations": [
{
"type": "wpilib",
"name": "WPILib Desktop Debug",
"request": "launch",
"desktop": true,
},
{
"type": "wpilib",
"name": "WPILib roboRIO Debug",
"request": "launch",
"desktop": false,
}
]
}

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@ -1,29 +0,0 @@
{
"java.configuration.updateBuildConfiguration": "automatic",
"java.server.launchMode": "Standard",
"files.exclude": {
"**/.git": true,
"**/.svn": true,
"**/.hg": true,
"**/CVS": true,
"**/.DS_Store": true,
"bin/": true,
"**/.classpath": true,
"**/.project": true,
"**/.settings": true,
"**/.factorypath": true,
"**/*~": true
},
"java.test.config": [
{
"name": "WPIlibUnitTests",
"workingDirectory": "${workspaceFolder}/build/jni/release",
"vmargs": [ "-Djava.library.path=${workspaceFolder}/build/jni/release" ],
"env": {
"LD_LIBRARY_PATH": "${workspaceFolder}/build/jni/release" ,
"DYLD_LIBRARY_PATH": "${workspaceFolder}/build/jni/release"
}
},
],
"java.test.defaultConfig": "WPIlibUnitTests"
}

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@ -1,6 +0,0 @@
{
"enableCppIntellisense": false,
"currentLanguage": "java",
"projectYear": "2024",
"teamNumber": 2714
}

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@ -1,11 +0,0 @@
# MAXSwerve Java Template Changelog
## [2023.1] - 2023-02-03
### Added
- Added a configurable rate limiting system to prevent excessive loads from causing premature wheel failure.
## [2023.0] - 2023-01-18
Initial release of MAXSwerve robot project.

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@ -1,25 +0,0 @@
Copyright (c) 2018-2023 REV Robotics
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of REV Robotics nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

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@ -1,22 +0,0 @@
# MAXSwerve Java Template v2023.1
See [the online changelog](https://github.com/REVrobotics/MAXSwerve-Java-Template/blob/main/CHANGELOG.md) for information about updates to the template that may have been released since you created your project.
## Description
A template project for an FRC swerve drivetrain that uses REV MAXSwerve Modules.
Note that this is meant to be used with a drivetrain composed of four MAXSwerve Modules, each configured with two SPARKS MAX, a NEO as the driving motor, a NEO 550 as the turning motor, and a REV Through Bore Encoder as the absolute turning encoder.
To get started, make sure you have calibrated the zero offsets for the absolute encoders in the Hardware Client using the `Absolute Encoder` tab under the associated turning SPARK MAX devices.
## Prerequisites
* SPARK MAX Firmware v1.6.2 - Adds features that are required for swerve
* REVLib v2023.1.2 - Includes APIs for the new firmware features
## Configuration
It is possible that this project will not work for your robot right out of the box. Various things like the CAN IDs, PIDF gains, chassis configuration, etc. must be determined for your own robot!
These values can be adjusted in the `Constants.java` file.

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@ -1,24 +0,0 @@
Copyright (c) 2009-2023 FIRST and other WPILib contributors
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of FIRST, WPILib, nor the names of other WPILib
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY FIRST AND OTHER WPILIB CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY NONINFRINGEMENT AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL FIRST OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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plugins {
id "java"
id "edu.wpi.first.GradleRIO" version "2024.1.1"
}
java {
sourceCompatibility = JavaVersion.VERSION_17
targetCompatibility = JavaVersion.VERSION_17
}
def ROBOT_MAIN_CLASS = "frc.robot.Main"
// Define my targets (RoboRIO) and artifacts (deployable files)
// This is added by GradleRIO's backing project DeployUtils.
deploy {
targets {
roborio(getTargetTypeClass('RoboRIO')) {
// Team number is loaded either from the .wpilib/wpilib_preferences.json
// or from command line. If not found an exception will be thrown.
// You can use getTeamOrDefault(team) instead of getTeamNumber if you
// want to store a team number in this file.
team = project.frc.getTeamNumber()
debug = project.frc.getDebugOrDefault(false)
artifacts {
// First part is artifact name, 2nd is artifact type
// getTargetTypeClass is a shortcut to get the class type using a string
frcJava(getArtifactTypeClass('FRCJavaArtifact')) {
}
// Static files artifact
frcStaticFileDeploy(getArtifactTypeClass('FileTreeArtifact')) {
files = project.fileTree('src/main/deploy')
directory = '/home/lvuser/deploy'
}
}
}
}
}
def deployArtifact = deploy.targets.roborio.artifacts.frcJava
// Set to true to use debug for JNI.
wpi.java.debugJni = false
// Set this to true to enable desktop support.
def includeDesktopSupport = false
// Defining my dependencies. In this case, WPILib (+ friends), and vendor libraries.
// Also defines JUnit 5.
dependencies {
implementation wpi.java.deps.wpilib()
implementation wpi.java.vendor.java()
roborioDebug wpi.java.deps.wpilibJniDebug(wpi.platforms.roborio)
roborioDebug wpi.java.vendor.jniDebug(wpi.platforms.roborio)
roborioRelease wpi.java.deps.wpilibJniRelease(wpi.platforms.roborio)
roborioRelease wpi.java.vendor.jniRelease(wpi.platforms.roborio)
nativeDebug wpi.java.deps.wpilibJniDebug(wpi.platforms.desktop)
nativeDebug wpi.java.vendor.jniDebug(wpi.platforms.desktop)
simulationDebug wpi.sim.enableDebug()
nativeRelease wpi.java.deps.wpilibJniRelease(wpi.platforms.desktop)
nativeRelease wpi.java.vendor.jniRelease(wpi.platforms.desktop)
simulationRelease wpi.sim.enableRelease()
testImplementation 'org.junit.jupiter:junit-jupiter:5.10.1'
testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
}
test {
useJUnitPlatform()
systemProperty 'junit.jupiter.extensions.autodetection.enabled', 'true'
}
// Simulation configuration (e.g. environment variables).
wpi.sim.addGui().defaultEnabled = true
wpi.sim.addDriverstation()
// Setting up my Jar File. In this case, adding all libraries into the main jar ('fat jar')
// in order to make them all available at runtime. Also adding the manifest so WPILib
// knows where to look for our Robot Class.
jar {
from { configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) } }
from sourceSets.main.allSource
manifest edu.wpi.first.gradlerio.GradleRIOPlugin.javaManifest(ROBOT_MAIN_CLASS)
duplicatesStrategy = DuplicatesStrategy.INCLUDE
}
// Configure jar and deploy tasks
deployArtifact.jarTask = jar
wpi.java.configureExecutableTasks(jar)
wpi.java.configureTestTasks(test)
// Configure string concat to always inline compile
tasks.withType(JavaCompile) {
options.compilerArgs.add '-XDstringConcat=inline'
}

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@ -1,7 +0,0 @@
distributionBase=GRADLE_USER_HOME
distributionPath=permwrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-8.5-bin.zip
networkTimeout=10000
validateDistributionUrl=true
zipStoreBase=GRADLE_USER_HOME
zipStorePath=permwrapper/dists

View File

@ -1,249 +0,0 @@
#!/bin/sh
#
# Copyright © 2015-2021 the original authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
##############################################################################
#
# Gradle start up script for POSIX generated by Gradle.
#
# Important for running:
#
# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is
# noncompliant, but you have some other compliant shell such as ksh or
# bash, then to run this script, type that shell name before the whole
# command line, like:
#
# ksh Gradle
#
# Busybox and similar reduced shells will NOT work, because this script
# requires all of these POSIX shell features:
# * functions;
# * expansions «$var», «${var}», «${var:-default}», «${var+SET}»,
# «${var#prefix}», «${var%suffix}», and «$( cmd )»;
# * compound commands having a testable exit status, especially «case»;
# * various built-in commands including «command», «set», and «ulimit».
#
# Important for patching:
#
# (2) This script targets any POSIX shell, so it avoids extensions provided
# by Bash, Ksh, etc; in particular arrays are avoided.
#
# The "traditional" practice of packing multiple parameters into a
# space-separated string is a well documented source of bugs and security
# problems, so this is (mostly) avoided, by progressively accumulating
# options in "$@", and eventually passing that to Java.
#
# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS,
# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly;
# see the in-line comments for details.
#
# There are tweaks for specific operating systems such as AIX, CygWin,
# Darwin, MinGW, and NonStop.
#
# (3) This script is generated from the Groovy template
# https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
# within the Gradle project.
#
# You can find Gradle at https://github.com/gradle/gradle/.
#
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
app_path=$0
# Need this for daisy-chained symlinks.
while
APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path
[ -h "$app_path" ]
do
ls=$( ls -ld "$app_path" )
link=${ls#*' -> '}
case $link in #(
/*) app_path=$link ;; #(
*) app_path=$APP_HOME$link ;;
esac
done
# This is normally unused
# shellcheck disable=SC2034
APP_BASE_NAME=${0##*/}
# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD=maximum
warn () {
echo "$*"
} >&2
die () {
echo
echo "$*"
echo
exit 1
} >&2
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "$( uname )" in #(
CYGWIN* ) cygwin=true ;; #(
Darwin* ) darwin=true ;; #(
MSYS* | MINGW* ) msys=true ;; #(
NONSTOP* ) nonstop=true ;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD=$JAVA_HOME/jre/sh/java
else
JAVACMD=$JAVA_HOME/bin/java
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD=java
if ! command -v java >/dev/null 2>&1
then
die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
fi
# Increase the maximum file descriptors if we can.
if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
case $MAX_FD in #(
max*)
# In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
# shellcheck disable=SC2039,SC3045
MAX_FD=$( ulimit -H -n ) ||
warn "Could not query maximum file descriptor limit"
esac
case $MAX_FD in #(
'' | soft) :;; #(
*)
# In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
# shellcheck disable=SC2039,SC3045
ulimit -n "$MAX_FD" ||
warn "Could not set maximum file descriptor limit to $MAX_FD"
esac
fi
# Collect all arguments for the java command, stacking in reverse order:
# * args from the command line
# * the main class name
# * -classpath
# * -D...appname settings
# * --module-path (only if needed)
# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables.
# For Cygwin or MSYS, switch paths to Windows format before running java
if "$cygwin" || "$msys" ; then
APP_HOME=$( cygpath --path --mixed "$APP_HOME" )
CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" )
JAVACMD=$( cygpath --unix "$JAVACMD" )
# Now convert the arguments - kludge to limit ourselves to /bin/sh
for arg do
if
case $arg in #(
-*) false ;; # don't mess with options #(
/?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath
[ -e "$t" ] ;; #(
*) false ;;
esac
then
arg=$( cygpath --path --ignore --mixed "$arg" )
fi
# Roll the args list around exactly as many times as the number of
# args, so each arg winds up back in the position where it started, but
# possibly modified.
#
# NB: a `for` loop captures its iteration list before it begins, so
# changing the positional parameters here affects neither the number of
# iterations, nor the values presented in `arg`.
shift # remove old arg
set -- "$@" "$arg" # push replacement arg
done
fi
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
# Collect all arguments for the java command:
# * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
# and any embedded shellness will be escaped.
# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
# treated as '${Hostname}' itself on the command line.
set -- \
"-Dorg.gradle.appname=$APP_BASE_NAME" \
-classpath "$CLASSPATH" \
org.gradle.wrapper.GradleWrapperMain \
"$@"
# Stop when "xargs" is not available.
if ! command -v xargs >/dev/null 2>&1
then
die "xargs is not available"
fi
# Use "xargs" to parse quoted args.
#
# With -n1 it outputs one arg per line, with the quotes and backslashes removed.
#
# In Bash we could simply go:
#
# readarray ARGS < <( xargs -n1 <<<"$var" ) &&
# set -- "${ARGS[@]}" "$@"
#
# but POSIX shell has neither arrays nor command substitution, so instead we
# post-process each arg (as a line of input to sed) to backslash-escape any
# character that might be a shell metacharacter, then use eval to reverse
# that process (while maintaining the separation between arguments), and wrap
# the whole thing up as a single "set" statement.
#
# This will of course break if any of these variables contains a newline or
# an unmatched quote.
#
eval "set -- $(
printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" |
xargs -n1 |
sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' |
tr '\n' ' '
)" '"$@"'
exec "$JAVACMD" "$@"

View File

@ -1,92 +0,0 @@
@rem
@rem Copyright 2015 the original author or authors.
@rem
@rem Licensed under the Apache License, Version 2.0 (the "License");
@rem you may not use this file except in compliance with the License.
@rem You may obtain a copy of the License at
@rem
@rem https://www.apache.org/licenses/LICENSE-2.0
@rem
@rem Unless required by applicable law or agreed to in writing, software
@rem distributed under the License is distributed on an "AS IS" BASIS,
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
@if "%DEBUG%"=="" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%"=="" set DIRNAME=.
@rem This is normally unused
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Resolve any "." and ".." in APP_HOME to make it shorter.
for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if %ERRORLEVEL% equ 0 goto execute
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto execute
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
:end
@rem End local scope for the variables with windows NT shell
if %ERRORLEVEL% equ 0 goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
set EXIT_CODE=%ERRORLEVEL%
if %EXIT_CODE% equ 0 set EXIT_CODE=1
if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
exit /b %EXIT_CODE%
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega

View File

@ -1,30 +0,0 @@
import org.gradle.internal.os.OperatingSystem
pluginManagement {
repositories {
mavenLocal()
gradlePluginPortal()
String frcYear = '2024'
File frcHome
if (OperatingSystem.current().isWindows()) {
String publicFolder = System.getenv('PUBLIC')
if (publicFolder == null) {
publicFolder = "C:\\Users\\Public"
}
def homeRoot = new File(publicFolder, "wpilib")
frcHome = new File(homeRoot, frcYear)
} else {
def userFolder = System.getProperty("user.home")
def homeRoot = new File(userFolder, "wpilib")
frcHome = new File(homeRoot, frcYear)
}
def frcHomeMaven = new File(frcHome, 'maven')
maven {
name 'frcHome'
url frcHomeMaven
}
}
}
Properties props = System.getProperties();
props.setProperty("org.gradle.internal.native.headers.unresolved.dependencies.ignore", "true");

View File

@ -1,3 +0,0 @@
Files placed in this directory will be deployed to the RoboRIO into the
'deploy' directory in the home folder. Use the 'Filesystem.getDeployDirectory' wpilib function
to get a proper path relative to the deploy directory.

View File

@ -1,31 +0,0 @@
{
"version": 1.0,
"startingPose": {
"position": {
"x": 2.0,
"y": 7.0
},
"rotation": 0
},
"command": {
"type": "sequential",
"data": {
"commands": [
{
"type": "path",
"data": {
"pathName": "New Path"
}
},
{
"type": "named",
"data": {
"name": null
}
}
]
}
},
"folder": null,
"choreoAuto": false
}

File diff suppressed because one or more lines are too long

View File

@ -1,68 +0,0 @@
{
"version": 1.0,
"waypoints": [
{
"anchor": {
"x": 2.0,
"y": 7.0
},
"prevControl": null,
"nextControl": {
"x": 3.0,
"y": 7.0
},
"isLocked": false,
"linkedName": null
},
{
"anchor": {
"x": 4.9219209708544644,
"y": 4.185419462073272
},
"prevControl": {
"x": 3.9219209708544644,
"y": 4.185419462073272
},
"nextControl": {
"x": 5.921920970854464,
"y": 4.185419462073272
},
"isLocked": false,
"linkedName": null
},
{
"anchor": {
"x": 7.124773319314081,
"y": 4.185419462073272
},
"prevControl": {
"x": 6.67504098644561,
"y": 3.190431108134944
},
"nextControl": null,
"isLocked": false,
"linkedName": null
}
],
"rotationTargets": [],
"constraintZones": [],
"eventMarkers": [],
"globalConstraints": {
"maxVelocity": 3.0,
"maxAcceleration": 3.0,
"maxAngularVelocity": 540.0,
"maxAngularAcceleration": 720.0
},
"goalEndState": {
"velocity": 0,
"rotation": -91.7272598416291,
"rotateFast": false
},
"reversed": false,
"folder": null,
"previewStartingState": {
"rotation": 0,
"velocity": 0
},
"useDefaultConstraints": true
}

View File

@ -1,100 +0,0 @@
{
"version": 1.0,
"waypoints": [
{
"anchor": {
"x": 2.0,
"y": 7.0
},
"prevControl": null,
"nextControl": {
"x": 3.0,
"y": 7.0
},
"isLocked": false,
"linkedName": null
},
{
"anchor": {
"x": 2.6077077608723753,
"y": 0.578382247674906
},
"prevControl": {
"x": 1.6077077608723753,
"y": 0.578382247674906
},
"nextControl": {
"x": 3.6077077608723753,
"y": 0.578382247674906
},
"isLocked": false,
"linkedName": null
},
{
"anchor": {
"x": 9.585609716676286,
"y": 1.026162052325425
},
"prevControl": {
"x": 9.52815390120199,
"y": -0.017618595457612685
},
"nextControl": {
"x": 9.641582192257601,
"y": 2.0429953587193106
},
"isLocked": false,
"linkedName": null
},
{
"anchor": {
"x": 8.512803934698777,
"y": 7.602927933128594
},
"prevControl": {
"x": 8.765079824050103,
"y": 7.436655187872565
},
"nextControl": {
"x": 8.102339113771444,
"y": 7.873461565106268
},
"isLocked": false,
"linkedName": null
},
{
"anchor": {
"x": 6.572424781213199,
"y": 7.2857505715011435
},
"prevControl": {
"x": 6.2272611817974,
"y": 7.127161890688737
},
"nextControl": null,
"isLocked": false,
"linkedName": null
}
],
"rotationTargets": [],
"constraintZones": [],
"eventMarkers": [],
"globalConstraints": {
"maxVelocity": 3.0,
"maxAcceleration": 3.0,
"maxAngularVelocity": 540.0,
"maxAngularAcceleration": 720.0
},
"goalEndState": {
"velocity": 0,
"rotation": 13.828650972347063,
"rotateFast": false
},
"reversed": false,
"folder": null,
"previewStartingState": {
"rotation": 0,
"velocity": 0
},
"useDefaultConstraints": true
}

View File

@ -1,25 +0,0 @@
// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package frc.robot;
import edu.wpi.first.wpilibj.RobotBase;
/**
* Do NOT add any static variables to this class, or any initialization at all. Unless you know what
* you are doing, do not modify this file except to change the parameter class to the startRobot
* call.
*/
public final class Main {
private Main() {}
/**
* Main initialization function. Do not perform any initialization here.
*
* <p>If you change your main robot class, change the parameter type.
*/
public static void main(String... args) {
RobotBase.startRobot(Robot::new);
}
}

View File

@ -1,102 +0,0 @@
// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package frc.robot;
import edu.wpi.first.wpilibj.TimedRobot;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.CommandScheduler;
/**
* The VM is configured to automatically run this class, and to call the functions corresponding to
* each mode, as described in the TimedRobot documentation. If you change the name of this class or
* the package after creating this project, you must also update the build.gradle file in the
* project.
*/
public class Robot extends TimedRobot {
private Command m_autonomousCommand;
private RobotContainer m_robotContainer;
/**
* This function is run when the robot is first started up and should be used for any
* initialization code.
*/
@Override
public void robotInit() {
// Instantiate our RobotContainer. This will perform all our button bindings, and put our
// autonomous chooser on the dashboard.
m_robotContainer = new RobotContainer();
}
/**
* This function is called every 20 ms, no matter the mode. Use this for items like diagnostics
* that you want ran during disabled, autonomous, teleoperated and test.
*
* <p>This runs after the mode specific periodic functions, but before LiveWindow and
* SmartDashboard integrated updating.
*/
@Override
public void robotPeriodic() {
// Runs the Scheduler. This is responsible for polling buttons, adding newly-scheduled
// commands, running already-scheduled commands, removing finished or interrupted commands,
// and running subsystem periodic() methods. This must be called from the robot's periodic
// block in order for anything in the Command-based framework to work.
CommandScheduler.getInstance().run();
}
/** This function is called once each time the robot enters Disabled mode. */
@Override
public void disabledInit() {}
@Override
public void disabledPeriodic() {}
/** This autonomous runs the autonomous command selected by your {@link RobotContainer} class. */
@Override
public void autonomousInit() {
m_autonomousCommand = m_robotContainer.getAutonomousCommand();
/*
* String autoSelected = SmartDashboard.getString("Auto Selector",
* "Default"); switch(autoSelected) { case "My Auto": autonomousCommand
* = new MyAutoCommand(); break; case "Default Auto": default:
* autonomousCommand = new ExampleCommand(); break; }
*/
// schedule the autonomous command (example)
if (m_autonomousCommand != null) {
m_autonomousCommand.schedule();
}
}
/** This function is called periodically during autonomous. */
@Override
public void autonomousPeriodic() {}
@Override
public void teleopInit() {
// This makes sure that the autonomous stops running when
// teleop starts running. If you want the autonomous to
// continue until interrupted by another command, remove
// this line or comment it out.
if (m_autonomousCommand != null) {
m_autonomousCommand.cancel();
}
}
/** This function is called periodically during operator control. */
@Override
public void teleopPeriodic() {}
@Override
public void testInit() {
// Cancels all running commands at the start of test mode.
CommandScheduler.getInstance().cancelAll();
}
/** This function is called periodically during test mode. */
@Override
public void testPeriodic() {}
}

View File

@ -1,113 +0,0 @@
// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package frc.robot;
import java.util.Optional;
import com.pathplanner.lib.auto.AutoBuilder;
import com.pathplanner.lib.auto.NamedCommands;
import edu.wpi.first.wpilibj.DriverStation;
import edu.wpi.first.wpilibj.XboxController;
import edu.wpi.first.wpilibj.DriverStation.Alliance;
import edu.wpi.first.wpilibj.shuffleboard.BuiltInWidgets;
import edu.wpi.first.wpilibj.shuffleboard.Shuffleboard;
import edu.wpi.first.wpilibj.shuffleboard.ShuffleboardTab;
import edu.wpi.first.wpilibj.smartdashboard.SendableChooser;
import frc.robot.constants.OIConstants;
import frc.robot.subsystems.Drivetrain;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.PrintCommand;
import edu.wpi.first.wpilibj2.command.button.CommandXboxController;
import edu.wpi.first.wpilibj2.command.button.JoystickButton;
/*
* This class is where the bulk of the robot should be declared. Since Command-based is a
* "declarative" paradigm, very little robot logic should actually be handled in the {@link Robot}
* periodic methods (other than the scheduler calls). Instead, the structure of the robot
* (including subsystems, commands, and button mappings) should be declared here.
*/
public class RobotContainer {
// The robot's subsystems
private Drivetrain drivetrain;
// The driver's controller
private CommandXboxController driver;
private SendableChooser<Command> autoChooser;
/**
* The container for the robot. Contains subsystems, OI devices, and commands.
*/
public RobotContainer() {
drivetrain = new Drivetrain();
driver = new CommandXboxController(OIConstants.kDriverControllerPort);
autoChooser = AutoBuilder.buildAutoChooser();
// Configure the button bindings
configureButtonBindings();
configureShuffleboard();
configureNamedCommands();
}
/**
* Use this method to define your button->command mappings. Buttons can be
* created by
* instantiating a {@link edu.wpi.first.wpilibj.GenericHID} or one of its
* subclasses ({@link
* edu.wpi.first.wpilibj.Joystick} or {@link XboxController}), and then calling
* passing it to a
* {@link JoystickButton}.
*/
private void configureButtonBindings() {
// Configure default commands
drivetrain.setDefaultCommand(
drivetrain.drive(
driver::getLeftY,
driver::getLeftX,
driver::getRightX,
() -> {
Optional<Alliance> alliance = DriverStation.getAlliance();
if (alliance.isEmpty() || alliance.get() == Alliance.Blue) {
return false;
} else {
return true;
}
},
OIConstants.kDriveDeadband,
true,
true
)
);
driver.rightBumper().whileTrue(
drivetrain.setXCommand()
);
}
private void configureShuffleboard() {
ShuffleboardTab autoTab = Shuffleboard.getTab(OIConstants.kAutoTabName);
autoTab.add("Auto Selection", autoChooser)
.withPosition(0, 0)
.withSize(2, 1)
.withWidget(BuiltInWidgets.kComboBoxChooser);
}
private void configureNamedCommands() {
NamedCommands.registerCommand("Set Drivetrain X", drivetrain.setXCommand());
}
/**
* Use this to pass the autonomous command to the main {@link Robot} class.
*
* @return the command to run in autonomous
*/
public Command getAutonomousCommand() {
return autoChooser.getSelected();
}
}

View File

@ -1,32 +0,0 @@
package frc.robot.constants;
import com.pathplanner.lib.util.HolonomicPathFollowerConfig;
import com.pathplanner.lib.util.PIDConstants;
import com.pathplanner.lib.util.ReplanningConfig;
import edu.wpi.first.math.trajectory.TrapezoidProfile;
import edu.wpi.first.math.util.Units;
public class AutoConstants {
public static final double kMaxSpeedMetersPerSecond = 3;
public static final double kMaxAccelerationMetersPerSecondSquared = 3;
public static final double kMaxAngularSpeedRadiansPerSecond = Math.PI;
public static final double kMaxAngularSpeedRadiansPerSecondSquared = Math.PI;
public static final double kPXController = 1;
public static final double kPYController = 1;
public static final double kPThetaController = 1;
public static final HolonomicPathFollowerConfig kPFConfig = new HolonomicPathFollowerConfig(
new PIDConstants(kPXController),
new PIDConstants(kPThetaController),
kMaxSpeedMetersPerSecond,
Units.inchesToMeters(Math.sqrt(Math.pow(14-1.75, 2)+ Math.pow(14-1.75, 2))),
new ReplanningConfig()
);
// Constraint for the motion profiled robot angle controller
public static final TrapezoidProfile.Constraints kThetaControllerConstraints = new TrapezoidProfile.Constraints(
kMaxAngularSpeedRadiansPerSecond, kMaxAngularSpeedRadiansPerSecondSquared);
}

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package frc.robot.constants;
import edu.wpi.first.math.geometry.Translation2d;
import edu.wpi.first.math.kinematics.SwerveDriveKinematics;
import edu.wpi.first.math.util.Units;
public class DrivetrainConstants {
// Driving Parameters - Note that these are not the maximum capable speeds of
// the robot, rather the allowed maximum speeds
public static final double kMaxSpeedMetersPerSecond = 4.8;
public static final double kMaxAngularSpeed = 2 * Math.PI; // radians per second
public static final double kDirectionSlewRate = 1.2; // radians per second
public static final double kMagnitudeSlewRate = 1.8; // percent per second (1 = 100%)
public static final double kRotationalSlewRate = 2.0; // percent per second (1 = 100%)
// Chassis configuration
public static final double kTrackWidth = Units.inchesToMeters(26.5);
// Distance between centers of right and left wheels on robot
public static final double kWheelBase = Units.inchesToMeters(26.5);
// Distance between front and back wheels on robot
public static final SwerveDriveKinematics kDriveKinematics = new SwerveDriveKinematics(
new Translation2d(kWheelBase / 2, kTrackWidth / 2),
new Translation2d(kWheelBase / 2, -kTrackWidth / 2),
new Translation2d(-kWheelBase / 2, kTrackWidth / 2),
new Translation2d(-kWheelBase / 2, -kTrackWidth / 2));
// Angular offsets of the modules relative to the chassis in radians
public static final double kFrontLeftChassisAngularOffset = -Math.PI / 2;
public static final double kFrontRightChassisAngularOffset = 0;
public static final double kBackLeftChassisAngularOffset = Math.PI;
public static final double kBackRightChassisAngularOffset = Math.PI / 2;
// SPARK MAX CAN IDs
public static final int kFrontLeftDrivingCanId = 11;
public static final int kRearLeftDrivingCanId = 13;
public static final int kFrontRightDrivingCanId = 15;
public static final int kRearRightDrivingCanId = 17;
public static final int kFrontLeftTurningCanId = 10;
public static final int kRearLeftTurningCanId = 12;
public static final int kFrontRightTurningCanId = 14;
public static final int kRearRightTurningCanId = 16;
public static final boolean kGyroReversed = false;
}

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package frc.robot.constants;
import com.revrobotics.CANSparkBase.IdleMode;
public class ModuleConstants {
// The MAXSwerve module can be configured with one of three pinion gears: 12T, 13T, or 14T.
// This changes the drive speed of the module (a pinion gear with more teeth will result in a
// robot that drives faster).
public static final int kDrivingMotorPinionTeeth = 14;
// Invert the turning encoder, since the output shaft rotates in the opposite direction of
// the steering motor in the MAXSwerve Module.
public static final boolean kTurningEncoderInverted = true;
// Calculations required for driving motor conversion factors and feed forward
public static final double kDrivingMotorFreeSpeedRps = NeoMotorConstants.kFreeSpeedRpm / 60;
public static final double kWheelDiameterMeters = 0.0762;
public static final double kWheelCircumferenceMeters = kWheelDiameterMeters * Math.PI;
// 45 teeth on the wheel's bevel gear, 22 teeth on the first-stage spur gear, 15 teeth on the bevel pinion
public static final double kDrivingMotorReduction = (45.0 * 22) / (kDrivingMotorPinionTeeth * 15);
public static final double kDriveWheelFreeSpeedRps = (kDrivingMotorFreeSpeedRps * kWheelCircumferenceMeters)
/ kDrivingMotorReduction;
public static final double kDrivingEncoderPositionFactor = (kWheelDiameterMeters * Math.PI)
/ kDrivingMotorReduction; // meters
public static final double kDrivingEncoderVelocityFactor = ((kWheelDiameterMeters * Math.PI)
/ kDrivingMotorReduction) / 60.0; // meters per second
public static final double kTurningEncoderPositionFactor = (2 * Math.PI); // radians
public static final double kTurningEncoderVelocityFactor = (2 * Math.PI) / 60.0; // radians per second
public static final double kTurningEncoderPositionPIDMinInput = 0; // radians
public static final double kTurningEncoderPositionPIDMaxInput = kTurningEncoderPositionFactor; // radians
public static final double kDrivingP = 0.04;
public static final double kDrivingI = 0;
public static final double kDrivingD = 0;
public static final double kDrivingFF = 1 / kDriveWheelFreeSpeedRps;
public static final double kDrivingMinOutput = -1;
public static final double kDrivingMaxOutput = 1;
public static final double kTurningP = 1;
public static final double kTurningI = 0;
public static final double kTurningD = 0;
public static final double kTurningFF = 0;
public static final double kTurningMinOutput = -1;
public static final double kTurningMaxOutput = 1;
public static final IdleMode kDrivingMotorIdleMode = IdleMode.kBrake;
public static final IdleMode kTurningMotorIdleMode = IdleMode.kBrake;
public static final int kDrivingMotorCurrentLimit = 50; // amps
public static final int kTurningMotorCurrentLimit = 20; // amps
}

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package frc.robot.constants;
public class NeoMotorConstants {
public static final double kFreeSpeedRpm = 5676;
}

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package frc.robot.constants;
public class OIConstants {
public static final int kDriverControllerPort = 0;
public static final double kDriveDeadband = 0.05;
public static final String kAutoTabName = "Autonomous";
}

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// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package frc.robot.subsystems;
import java.util.Optional;
import java.util.function.BooleanSupplier;
import java.util.function.DoubleSupplier;
import com.pathplanner.lib.auto.AutoBuilder;
import edu.wpi.first.math.MathUtil;
import edu.wpi.first.math.estimator.SwerveDrivePoseEstimator;
import edu.wpi.first.math.filter.SlewRateLimiter;
import edu.wpi.first.math.geometry.Pose2d;
import edu.wpi.first.math.geometry.Rotation2d;
import edu.wpi.first.math.kinematics.ChassisSpeeds;
import edu.wpi.first.math.kinematics.SwerveDriveKinematics;
import edu.wpi.first.math.kinematics.SwerveModulePosition;
import edu.wpi.first.math.kinematics.SwerveModuleState;
import edu.wpi.first.util.WPIUtilJNI;
import edu.wpi.first.wpilibj.ADIS16470_IMU;
import edu.wpi.first.wpilibj.ADIS16470_IMU.IMUAxis;
import edu.wpi.first.wpilibj.DriverStation;
import frc.robot.constants.AutoConstants;
import frc.robot.constants.DrivetrainConstants;
import frc.utils.MAXSwerveModule;
import frc.utils.SwerveUtils;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.SubsystemBase;
public class Drivetrain extends SubsystemBase {
// Create MAXSwerveModules
private MAXSwerveModule m_frontLeft;
private MAXSwerveModule m_frontRight;
private MAXSwerveModule m_rearLeft;
private MAXSwerveModule m_rearRight;
// The gyro sensor
private ADIS16470_IMU m_gyro;
// Slew rate filter variables for controlling lateral acceleration
private double m_currentRotation;
private double m_currentTranslationDir;
private double m_currentTranslationMag;
private SlewRateLimiter m_magLimiter;
private SlewRateLimiter m_rotLimiter;
private double m_prevTime;
// Odometry class for tracking robot pose
private SwerveDrivePoseEstimator m_odometry;
/** Creates a new DriveSubsystem. */
public Drivetrain() {
m_frontLeft = new MAXSwerveModule(
DrivetrainConstants.kFrontLeftDrivingCanId,
DrivetrainConstants.kFrontLeftTurningCanId,
DrivetrainConstants.kFrontLeftChassisAngularOffset
);
m_frontRight = new MAXSwerveModule(
DrivetrainConstants.kFrontRightDrivingCanId,
DrivetrainConstants.kFrontRightTurningCanId,
DrivetrainConstants.kFrontRightChassisAngularOffset
);
m_rearLeft = new MAXSwerveModule(
DrivetrainConstants.kRearLeftDrivingCanId,
DrivetrainConstants.kRearLeftTurningCanId,
DrivetrainConstants.kBackLeftChassisAngularOffset
);
m_rearRight = new MAXSwerveModule(
DrivetrainConstants.kRearRightDrivingCanId,
DrivetrainConstants.kRearRightTurningCanId,
DrivetrainConstants.kBackRightChassisAngularOffset
);
m_gyro = new ADIS16470_IMU();
AutoBuilder.configureHolonomic(
this::getPose,
this::resetOdometry,
this::getCurrentChassisSpeeds,
this::driveWithChassisSpeeds,
AutoConstants.kPFConfig,
() -> {
Optional<DriverStation.Alliance> alliance = DriverStation.getAlliance();
if (alliance.isPresent()) {
return alliance.get() == DriverStation.Alliance.Red;
}
return false;
},
this
);
m_magLimiter = new SlewRateLimiter(DrivetrainConstants.kMagnitudeSlewRate);
m_rotLimiter = new SlewRateLimiter(DrivetrainConstants.kRotationalSlewRate);
m_odometry = new SwerveDrivePoseEstimator(
DrivetrainConstants.kDriveKinematics,
Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)),
new SwerveModulePosition[] {
m_frontLeft.getPosition(),
m_frontRight.getPosition(),
m_rearLeft.getPosition(),
m_rearRight.getPosition()
},
new Pose2d()
);
m_currentRotation = 0.0;
m_currentTranslationDir = 0.0;
m_currentTranslationMag = 0.0;
m_prevTime = WPIUtilJNI.now() * 1e-6;
}
@Override
public void periodic() {
// Update the odometry in the periodic block
m_odometry.update(
Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)),
new SwerveModulePosition[] {
m_frontLeft.getPosition(),
m_frontRight.getPosition(),
m_rearLeft.getPosition(),
m_rearRight.getPosition()
});
}
/**
* Returns the currently-estimated pose of the robot.
*
* @return The pose.
*/
public Pose2d getPose() {
return m_odometry.getEstimatedPosition();
}
/**
* Resets the odometry to the specified pose.
*
* @param pose The pose to which to set the odometry.
*/
public void resetOdometry(Pose2d pose) {
m_odometry.resetPosition(
Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)),
new SwerveModulePosition[] {
m_frontLeft.getPosition(),
m_frontRight.getPosition(),
m_rearLeft.getPosition(),
m_rearRight.getPosition()
},
pose);
}
public ChassisSpeeds getCurrentChassisSpeeds() {
return DrivetrainConstants.kDriveKinematics.toChassisSpeeds(
m_frontLeft.getState(),
m_frontRight.getState(),
m_rearLeft.getState(),
m_rearRight.getState()
);
}
public void driveWithChassisSpeeds(ChassisSpeeds speeds) {
ChassisSpeeds discreteSpeeds = ChassisSpeeds.discretize(speeds, .02);
SwerveModuleState[] newStates = DrivetrainConstants.kDriveKinematics.toSwerveModuleStates(discreteSpeeds);
SwerveDriveKinematics.desaturateWheelSpeeds(newStates, DrivetrainConstants.kMaxSpeedMetersPerSecond);
setModuleStates(newStates);
}
public Command drive(DoubleSupplier xSpeed, DoubleSupplier ySpeed, DoubleSupplier rot, BooleanSupplier redInvert,
double deadband, boolean fieldRelative, boolean rateLimit) {
return run(() -> {
drive(
-MathUtil.applyDeadband(xSpeed.getAsDouble(), deadband) * (fieldRelative && redInvert.getAsBoolean() ? -1 : 1),
-MathUtil.applyDeadband(ySpeed.getAsDouble(), deadband) * (fieldRelative && redInvert.getAsBoolean() ? -1 : 1),
-MathUtil.applyDeadband(rot.getAsDouble(), deadband),
fieldRelative,
rateLimit
);
});
}
/**
* Method to drive the robot using joystick info.
*
* @param xSpeed Speed of the robot in the x direction (forward).
* @param ySpeed Speed of the robot in the y direction (sideways).
* @param rot Angular rate of the robot.
* @param fieldRelative Whether the provided x and y speeds are relative to the
* field.
* @param rateLimit Whether to enable rate limiting for smoother control.
*/
public void drive(double xSpeed, double ySpeed, double rot, boolean fieldRelative, boolean rateLimit) {
double xSpeedCommanded;
double ySpeedCommanded;
if (rateLimit) {
// Convert XY to polar for rate limiting
double inputTranslationDir = Math.atan2(ySpeed, xSpeed);
double inputTranslationMag = Math.sqrt(Math.pow(xSpeed, 2) + Math.pow(ySpeed, 2));
// Calculate the direction slew rate based on an estimate of the lateral acceleration
double directionSlewRate;
if (m_currentTranslationMag != 0.0) {
directionSlewRate = Math.abs(DrivetrainConstants.kDirectionSlewRate / m_currentTranslationMag);
} else {
directionSlewRate = 500.0; //some high number that means the slew rate is effectively instantaneous
}
double currentTime = WPIUtilJNI.now() * 1e-6;
double elapsedTime = currentTime - m_prevTime;
double angleDif = SwerveUtils.AngleDifference(inputTranslationDir, m_currentTranslationDir);
if (angleDif < 0.45*Math.PI) {
m_currentTranslationDir = SwerveUtils.StepTowardsCircular(m_currentTranslationDir, inputTranslationDir, directionSlewRate * elapsedTime);
m_currentTranslationMag = m_magLimiter.calculate(inputTranslationMag);
}
else if (angleDif > 0.85*Math.PI) {
if (m_currentTranslationMag > 1e-4) { //some small number to avoid floating-point errors with equality checking
// keep currentTranslationDir unchanged
m_currentTranslationMag = m_magLimiter.calculate(0.0);
}
else {
m_currentTranslationDir = SwerveUtils.WrapAngle(m_currentTranslationDir + Math.PI);
m_currentTranslationMag = m_magLimiter.calculate(inputTranslationMag);
}
}
else {
m_currentTranslationDir = SwerveUtils.StepTowardsCircular(m_currentTranslationDir, inputTranslationDir, directionSlewRate * elapsedTime);
m_currentTranslationMag = m_magLimiter.calculate(0.0);
}
m_prevTime = currentTime;
xSpeedCommanded = m_currentTranslationMag * Math.cos(m_currentTranslationDir);
ySpeedCommanded = m_currentTranslationMag * Math.sin(m_currentTranslationDir);
m_currentRotation = m_rotLimiter.calculate(rot);
} else {
xSpeedCommanded = xSpeed;
ySpeedCommanded = ySpeed;
m_currentRotation = rot;
}
// Convert the commanded speeds into the correct units for the drivetrain
double xSpeedDelivered = xSpeedCommanded * DrivetrainConstants.kMaxSpeedMetersPerSecond;
double ySpeedDelivered = ySpeedCommanded * DrivetrainConstants.kMaxSpeedMetersPerSecond;
double rotDelivered = m_currentRotation * DrivetrainConstants.kMaxAngularSpeed;
var swerveModuleStates = DrivetrainConstants.kDriveKinematics.toSwerveModuleStates(
fieldRelative
? ChassisSpeeds.fromFieldRelativeSpeeds(xSpeedDelivered, ySpeedDelivered, rotDelivered, Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)))
: new ChassisSpeeds(xSpeedDelivered, ySpeedDelivered, rotDelivered));
SwerveDriveKinematics.desaturateWheelSpeeds(
swerveModuleStates, DrivetrainConstants.kMaxSpeedMetersPerSecond);
m_frontLeft.setDesiredState(swerveModuleStates[0]);
m_frontRight.setDesiredState(swerveModuleStates[1]);
m_rearLeft.setDesiredState(swerveModuleStates[2]);
m_rearRight.setDesiredState(swerveModuleStates[3]);
}
public Command setXCommand() {
return run(() -> {
setX();
});
}
/**
* Sets the wheels into an X formation to prevent movement.
*/
public void setX() {
m_frontLeft.setDesiredState(new SwerveModuleState(0, Rotation2d.fromDegrees(45)));
m_frontRight.setDesiredState(new SwerveModuleState(0, Rotation2d.fromDegrees(-45)));
m_rearLeft.setDesiredState(new SwerveModuleState(0, Rotation2d.fromDegrees(-45)));
m_rearRight.setDesiredState(new SwerveModuleState(0, Rotation2d.fromDegrees(45)));
}
/**
* Sets the swerve ModuleStates.
*
* @param desiredStates The desired SwerveModule states.
*/
public void setModuleStates(SwerveModuleState[] desiredStates) {
SwerveDriveKinematics.desaturateWheelSpeeds(
desiredStates, DrivetrainConstants.kMaxSpeedMetersPerSecond);
m_frontLeft.setDesiredState(desiredStates[0]);
m_frontRight.setDesiredState(desiredStates[1]);
m_rearLeft.setDesiredState(desiredStates[2]);
m_rearRight.setDesiredState(desiredStates[3]);
}
/** Resets the drive encoders to currently read a position of 0. */
public void resetEncoders() {
m_frontLeft.resetEncoders();
m_rearLeft.resetEncoders();
m_frontRight.resetEncoders();
m_rearRight.resetEncoders();
}
/** Zeroes the heading of the robot. */
public void zeroHeading() {
m_gyro.reset();
}
/**
* Returns the heading of the robot.
*
* @return the robot's heading in degrees, from -180 to 180
*/
public double getHeading() {
return Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)).getDegrees();
}
/**
* Returns the turn rate of the robot.
*
* @return The turn rate of the robot, in degrees per second
*/
public double getTurnRate() {
return m_gyro.getRate(IMUAxis.kZ) * (DrivetrainConstants.kGyroReversed ? -1.0 : 1.0);
}
}

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// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
package frc.utils;
import edu.wpi.first.math.geometry.Rotation2d;
import edu.wpi.first.math.kinematics.SwerveModulePosition;
import edu.wpi.first.math.kinematics.SwerveModuleState;
import com.revrobotics.CANSparkMax;
import com.revrobotics.CANSparkLowLevel.MotorType;
import com.revrobotics.SparkAbsoluteEncoder.Type;
import com.revrobotics.SparkPIDController;
import com.revrobotics.AbsoluteEncoder;
import com.revrobotics.RelativeEncoder;
import frc.robot.constants.ModuleConstants;
public class MAXSwerveModule {
private final CANSparkMax m_drivingSparkMax;
private final CANSparkMax m_turningSparkMax;
private final RelativeEncoder m_drivingEncoder;
private final AbsoluteEncoder m_turningEncoder;
private final SparkPIDController m_drivingPIDController;
private final SparkPIDController m_turningPIDController;
private double m_chassisAngularOffset;
private SwerveModuleState m_desiredState;
/**
* Constructs a MAXSwerveModule and configures the driving and turning motor,
* encoder, and PID controller. This configuration is specific to the REV
* MAXSwerve Module built with NEOs, SPARKS MAX, and a Through Bore
* Encoder.
*/
public MAXSwerveModule(int drivingCANId, int turningCANId, double chassisAngularOffset) {
m_drivingSparkMax = new CANSparkMax(drivingCANId, MotorType.kBrushless);
m_turningSparkMax = new CANSparkMax(turningCANId, MotorType.kBrushless);
// Factory reset, so we get the SPARKS MAX to a known state before configuring
// them. This is useful in case a SPARK MAX is swapped out.
m_drivingSparkMax.restoreFactoryDefaults();
m_turningSparkMax.restoreFactoryDefaults();
// Setup encoders and PID controllers for the driving and turning SPARKS MAX.
m_drivingEncoder = m_drivingSparkMax.getEncoder();
m_turningEncoder = m_turningSparkMax.getAbsoluteEncoder(Type.kDutyCycle);
m_drivingPIDController = m_drivingSparkMax.getPIDController();
m_turningPIDController = m_turningSparkMax.getPIDController();
m_drivingPIDController.setFeedbackDevice(m_drivingEncoder);
m_turningPIDController.setFeedbackDevice(m_turningEncoder);
// Apply position and velocity conversion factors for the driving encoder. The
// native units for position and velocity are rotations and RPM, respectively,
// but we want meters and meters per second to use with WPILib's swerve APIs.
m_drivingEncoder.setPositionConversionFactor(ModuleConstants.kDrivingEncoderPositionFactor);
m_drivingEncoder.setVelocityConversionFactor(ModuleConstants.kDrivingEncoderVelocityFactor);
// Apply position and velocity conversion factors for the turning encoder. We
// want these in radians and radians per second to use with WPILib's swerve
// APIs.
m_turningEncoder.setPositionConversionFactor(ModuleConstants.kTurningEncoderPositionFactor);
m_turningEncoder.setVelocityConversionFactor(ModuleConstants.kTurningEncoderVelocityFactor);
// Invert the turning encoder, since the output shaft rotates in the opposite direction of
// the steering motor in the MAXSwerve Module.
m_turningEncoder.setInverted(ModuleConstants.kTurningEncoderInverted);
// Enable PID wrap around for the turning motor. This will allow the PID
// controller to go through 0 to get to the setpoint i.e. going from 350 degrees
// to 10 degrees will go through 0 rather than the other direction which is a
// longer route.
m_turningPIDController.setPositionPIDWrappingEnabled(true);
m_turningPIDController.setPositionPIDWrappingMinInput(ModuleConstants.kTurningEncoderPositionPIDMinInput);
m_turningPIDController.setPositionPIDWrappingMaxInput(ModuleConstants.kTurningEncoderPositionPIDMaxInput);
// Set the PID gains for the driving motor. Note these are example gains, and you
// may need to tune them for your own robot!
m_drivingPIDController.setP(ModuleConstants.kDrivingP);
m_drivingPIDController.setI(ModuleConstants.kDrivingI);
m_drivingPIDController.setD(ModuleConstants.kDrivingD);
m_drivingPIDController.setFF(ModuleConstants.kDrivingFF);
m_drivingPIDController.setOutputRange(ModuleConstants.kDrivingMinOutput,
ModuleConstants.kDrivingMaxOutput);
// Set the PID gains for the turning motor. Note these are example gains, and you
// may need to tune them for your own robot!
m_turningPIDController.setP(ModuleConstants.kTurningP);
m_turningPIDController.setI(ModuleConstants.kTurningI);
m_turningPIDController.setD(ModuleConstants.kTurningD);
m_turningPIDController.setFF(ModuleConstants.kTurningFF);
m_turningPIDController.setOutputRange(ModuleConstants.kTurningMinOutput,
ModuleConstants.kTurningMaxOutput);
m_drivingSparkMax.setIdleMode(ModuleConstants.kDrivingMotorIdleMode);
m_turningSparkMax.setIdleMode(ModuleConstants.kTurningMotorIdleMode);
m_drivingSparkMax.setSmartCurrentLimit(ModuleConstants.kDrivingMotorCurrentLimit);
m_turningSparkMax.setSmartCurrentLimit(ModuleConstants.kTurningMotorCurrentLimit);
// Save the SPARK MAX configurations. If a SPARK MAX browns out during
// operation, it will maintain the above configurations.
m_drivingSparkMax.burnFlash();
m_turningSparkMax.burnFlash();
m_chassisAngularOffset = chassisAngularOffset;
m_desiredState.angle = new Rotation2d(m_turningEncoder.getPosition());
m_drivingEncoder.setPosition(0);
m_chassisAngularOffset = 0;
m_desiredState = new SwerveModuleState(0.0, new Rotation2d());
}
/**
* Returns the current state of the module.
*
* @return The current state of the module.
*/
public SwerveModuleState getState() {
// Apply chassis angular offset to the encoder position to get the position
// relative to the chassis.
return new SwerveModuleState(m_drivingEncoder.getVelocity(),
new Rotation2d(m_turningEncoder.getPosition() - m_chassisAngularOffset));
}
/**
* Returns the current position of the module.
*
* @return The current position of the module.
*/
public SwerveModulePosition getPosition() {
// Apply chassis angular offset to the encoder position to get the position
// relative to the chassis.
return new SwerveModulePosition(
m_drivingEncoder.getPosition(),
new Rotation2d(m_turningEncoder.getPosition() - m_chassisAngularOffset));
}
/**
* Sets the desired state for the module.
*
* @param desiredState Desired state with speed and angle.
*/
public void setDesiredState(SwerveModuleState desiredState) {
// Apply chassis angular offset to the desired state.
SwerveModuleState correctedDesiredState = new SwerveModuleState();
correctedDesiredState.speedMetersPerSecond = desiredState.speedMetersPerSecond;
correctedDesiredState.angle = desiredState.angle.plus(Rotation2d.fromRadians(m_chassisAngularOffset));
// Optimize the reference state to avoid spinning further than 90 degrees.
SwerveModuleState optimizedDesiredState = SwerveModuleState.optimize(correctedDesiredState,
new Rotation2d(m_turningEncoder.getPosition()));
// Command driving and turning SPARKS MAX towards their respective setpoints.
m_drivingPIDController.setReference(optimizedDesiredState.speedMetersPerSecond, CANSparkMax.ControlType.kVelocity);
m_turningPIDController.setReference(optimizedDesiredState.angle.getRadians(), CANSparkMax.ControlType.kPosition);
m_desiredState = desiredState;
}
/** Zeroes all the SwerveModule encoders. */
public void resetEncoders() {
m_drivingEncoder.setPosition(0);
}
}

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package frc.utils;
public class SwerveUtils {
/**
* Steps a value towards a target with a specified step size.
* @param _current The current or starting value. Can be positive or negative.
* @param _target The target value the algorithm will step towards. Can be positive or negative.
* @param _stepsize The maximum step size that can be taken.
* @return The new value for {@code _current} after performing the specified step towards the specified target.
*/
public static double StepTowards(double _current, double _target, double _stepsize) {
if (Math.abs(_current - _target) <= _stepsize) {
return _target;
}
else if (_target < _current) {
return _current - _stepsize;
}
else {
return _current + _stepsize;
}
}
/**
* Steps a value (angle) towards a target (angle) taking the shortest path with a specified step size.
* @param _current The current or starting angle (in radians). Can lie outside the 0 to 2*PI range.
* @param _target The target angle (in radians) the algorithm will step towards. Can lie outside the 0 to 2*PI range.
* @param _stepsize The maximum step size that can be taken (in radians).
* @return The new angle (in radians) for {@code _current} after performing the specified step towards the specified target.
* This value will always lie in the range 0 to 2*PI (exclusive).
*/
public static double StepTowardsCircular(double _current, double _target, double _stepsize) {
_current = WrapAngle(_current);
_target = WrapAngle(_target);
double stepDirection = Math.signum(_target - _current);
double difference = Math.abs(_current - _target);
if (difference <= _stepsize) {
return _target;
}
else if (difference > Math.PI) { //does the system need to wrap over eventually?
//handle the special case where you can reach the target in one step while also wrapping
if (_current + 2*Math.PI - _target < _stepsize || _target + 2*Math.PI - _current < _stepsize) {
return _target;
}
else {
return WrapAngle(_current - stepDirection * _stepsize); //this will handle wrapping gracefully
}
}
else {
return _current + stepDirection * _stepsize;
}
}
/**
* Finds the (unsigned) minimum difference between two angles including calculating across 0.
* @param _angleA An angle (in radians).
* @param _angleB An angle (in radians).
* @return The (unsigned) minimum difference between the two angles (in radians).
*/
public static double AngleDifference(double _angleA, double _angleB) {
double difference = Math.abs(_angleA - _angleB);
return difference > Math.PI? (2 * Math.PI) - difference : difference;
}
/**
* Wraps an angle until it lies within the range from 0 to 2*PI (exclusive).
* @param _angle The angle (in radians) to wrap. Can be positive or negative and can lie multiple wraps outside the output range.
* @return An angle (in radians) from 0 and 2*PI (exclusive).
*/
public static double WrapAngle(double _angle) {
double twoPi = 2*Math.PI;
if (_angle == twoPi) { // Handle this case separately to avoid floating point errors with the floor after the division in the case below
return 0.0;
}
else if (_angle > twoPi) {
return _angle - twoPi*Math.floor(_angle / twoPi);
}
else if (_angle < 0.0) {
return _angle + twoPi*(Math.floor((-_angle) / twoPi)+1);
}
else {
return _angle;
}
}
}

View File

@ -1,38 +0,0 @@
{
"fileName": "PathplannerLib2024.json",
"name": "PathplannerLib",
"version": "2024.2.8",
"uuid": "1b42324f-17c6-4875-8e77-1c312bc8c786",
"frcYear": "2024",
"mavenUrls": [
"https://3015rangerrobotics.github.io/pathplannerlib/repo"
],
"jsonUrl": "https://3015rangerrobotics.github.io/pathplannerlib/PathplannerLib2024.json",
"javaDependencies": [
{
"groupId": "com.pathplanner.lib",
"artifactId": "PathplannerLib-java",
"version": "2024.2.8"
}
],
"jniDependencies": [],
"cppDependencies": [
{
"groupId": "com.pathplanner.lib",
"artifactId": "PathplannerLib-cpp",
"version": "2024.2.8",
"libName": "PathplannerLib",
"headerClassifier": "headers",
"sharedLibrary": false,
"skipInvalidPlatforms": true,
"binaryPlatforms": [
"windowsx86-64",
"linuxx86-64",
"osxuniversal",
"linuxathena",
"linuxarm32",
"linuxarm64"
]
}
]
}

View File

@ -1,74 +0,0 @@
{
"fileName": "REVLib.json",
"name": "REVLib",
"version": "2024.2.0",
"frcYear": "2024",
"uuid": "3f48eb8c-50fe-43a6-9cb7-44c86353c4cb",
"mavenUrls": [
"https://maven.revrobotics.com/"
],
"jsonUrl": "https://software-metadata.revrobotics.com/REVLib-2024.json",
"javaDependencies": [
{
"groupId": "com.revrobotics.frc",
"artifactId": "REVLib-java",
"version": "2024.2.0"
}
],
"jniDependencies": [
{
"groupId": "com.revrobotics.frc",
"artifactId": "REVLib-driver",
"version": "2024.2.0",
"skipInvalidPlatforms": true,
"isJar": false,
"validPlatforms": [
"windowsx86-64",
"windowsx86",
"linuxarm64",
"linuxx86-64",
"linuxathena",
"linuxarm32",
"osxuniversal"
]
}
],
"cppDependencies": [
{
"groupId": "com.revrobotics.frc",
"artifactId": "REVLib-cpp",
"version": "2024.2.0",
"libName": "REVLib",
"headerClassifier": "headers",
"sharedLibrary": false,
"skipInvalidPlatforms": true,
"binaryPlatforms": [
"windowsx86-64",
"windowsx86",
"linuxarm64",
"linuxx86-64",
"linuxathena",
"linuxarm32",
"osxuniversal"
]
},
{
"groupId": "com.revrobotics.frc",
"artifactId": "REVLib-driver",
"version": "2024.2.0",
"libName": "REVLibDriver",
"headerClassifier": "headers",
"sharedLibrary": false,
"skipInvalidPlatforms": true,
"binaryPlatforms": [
"windowsx86-64",
"windowsx86",
"linuxarm64",
"linuxx86-64",
"linuxathena",
"linuxarm32",
"osxuniversal"
]
}
]
}

View File

@ -1,38 +0,0 @@
{
"fileName": "WPILibNewCommands.json",
"name": "WPILib-New-Commands",
"version": "1.0.0",
"uuid": "111e20f7-815e-48f8-9dd6-e675ce75b266",
"frcYear": "2024",
"mavenUrls": [],
"jsonUrl": "",
"javaDependencies": [
{
"groupId": "edu.wpi.first.wpilibNewCommands",
"artifactId": "wpilibNewCommands-java",
"version": "wpilib"
}
],
"jniDependencies": [],
"cppDependencies": [
{
"groupId": "edu.wpi.first.wpilibNewCommands",
"artifactId": "wpilibNewCommands-cpp",
"version": "wpilib",
"libName": "wpilibNewCommands",
"headerClassifier": "headers",
"sourcesClassifier": "sources",
"sharedLibrary": true,
"skipInvalidPlatforms": true,
"binaryPlatforms": [
"linuxathena",
"linuxarm32",
"linuxarm64",
"windowsx86-64",
"windowsx86",
"linuxx86-64",
"osxuniversal"
]
}
]
}

View File

@ -1,9 +1,18 @@
import java.util.Scanner;
/*
CS3 Challenge Solution
Original Challenge Description: Build a program that requests
three numbers from the user, and performs a math operation on
them and prints the result.
*/
public class Main {
public static void main(String[] args) {
//Start with setting up System.in through a Scanner
Scanner scan = new Scanner(System.in);
//Grab three values from the user, all of them are doubles
System.out.print("Value 1: ");
double firstValue = scan.nextDouble();
@ -13,8 +22,17 @@ public class Main {
System.out.print("Value 3: ");
double thirdValue = scan.nextDouble();
//Print out the operation being performed. Two things of note here,
//the first thing in the println is an empty string, this helps Java to know
//that it's supposed to be combining Strings, not attempting to do regular
//mathematical addition.
//The second thing is that we have the actual math at the end of the println
//statement wrapped in parenthesis. This helps to ensure that Java treats
//that as a math operation, and separates it from all of the combining of Strings
//that is going on outside the parenthesis.
System.out.println("" + firstValue + " / " + secondValue + " - " + thirdValue + " = " + (firstValue / secondValue - thirdValue));
//Close the scanner, because good practice.
scan.close();
}
}

View File

@ -1,23 +1,42 @@
import java.util.Scanner;
/*
CS4 Challenge Solution
Original Challenge Description: Built a program that requests the user's age,
and return on of the following:
<= 18 - You're a youngin'
> 18 AND <= 35 - The early adult years
> 35 AND <= 55 - Middle aged, time to buy a really expensive car
> 55 AND <= 64 - Getting old...
> 64 - Retirement! Time to live out the golden years.
*/
public class Main {
public static void main(String[] args) {
//Start with setting up System.in through a Scanner
Scanner scan = new Scanner(System.in);
//Request the user's age, as an int
System.out.print("Enter your age: ");
int age = scan.nextInt();
//Close the scanner, because good practice
scan.close();
if(age <= 18) {
//This is a larger if statement than what we saw in the demos and for good reason.
//We cover all the different case scenarios here as described in the challenge, but
//notice how I didn't explicitly put an else if statement for > 64 years old condition.
//Because it's the last condition, and we have if's or else if's for the other possible
//conditions, we can put the last possible condition as the "else" statement.
if(age <= 18) { // <= 18
System.out.println("You're a youngin'");
} else if(age > 18 && age <= 35) {
} else if(age > 18 && age <= 35) { // > 18 AND <= 35
System.out.println("The early adult years");
} else if(age > 35 && age <= 55) {
} else if(age > 35 && age <= 55) { // > 35 AND <= 55
System.out.println("Middle aged, time to buy a really expensive car");
} else if(age > 55 && age <= 64) {
} else if(age > 55 && age <= 64) { // > 55 AND <= 64
System.out.println("Getting old...");
} else {
} else { // > 64
System.out.println("Retirement! Time to live out the golden years.");
}
}

View File

@ -1,26 +1,51 @@
import java.util.Random;
import java.util.Scanner;
/*
CS5 Challenge Solution
Original Challenge Description: Write a program that requests an integer
from the user, and prints that many random numbers AND prints the sum
and average of those numbers.
*/
public class Main {
public static void main(String[] args) {
//Setup our random number generator and a scanner
//to get input from the user
Random random = new Random();
Scanner scan = new Scanner(System.in);
//Get the number of random numbers the user
//wants us to generate
System.out.print("Number of random values to create: ");
int numberToRandomize = scan.nextInt();
//Close the scanner, we shouldn't need it anymore.
scan.close();
//Create a variable to store the sum of all the numbers
//we're about to generate. Notice that it is a DOUBLE,
//not an int
double sum = 0;
//Setup a for loop, this loop will run for the number
//of random numbers the user requested.
for(int i = 0; i < numberToRandomize; i++) {
//Generate a random number and store it temporarily
double randomNumber = random.nextDouble();
//Properly print the current random number (i + 1),
//along with the number that we actually generated
System.out.println("Random Number " + (i + 1) + ": " + randomNumber);
//Add the current random number to the sum.
//sum += randomNumber is equivalent to sum = sum + randomNumber
sum += randomNumber;
}
//Print the sum, and then print the average.
//The average being the sum divided by the number of numbers
//to randomize requested by the user.
System.out.println("Sum = " + sum);
System.out.println("Average = " + (sum / numberToRandomize));
}

View File

@ -1,19 +1,45 @@
import java.util.Random;
import java.util.Scanner;
/*
CS6 Challenge Solution
Original Challenge Description: Write a program that generates
a random number, and repeatedly asks the user to guess the number,
telling them if they're too low, too high, of if they guess correctly.
The program should end once they guess the correct number.
*/
public class Main {
public static void main(String[] args) {
//Setup our random number generator and a scanner
//to get input from the user
Random random = new Random();
Scanner scan = new Scanner(System.in);
//Generate a random integer 0-100 (inclusive)
int randomValue = random.nextInt(101);
//Create a value for guess and set it to something that
//definitely isn't going to be the random number we just
//generated. We do this because the while loop that we are
//going to use needs to run so long as the guess does not
//equal the random value we generated. If it's something
//we know isn't possible for the random number, then
//we know our loop will run properly at least once.
int guess = -1;
//While the user hasn't guessed the right number
while(randomValue != guess) {
//Ask the user for a number, and overwrite
//the value of guess with that number
System.out.print("Guess the number: ");
guess = scan.nextInt();
//This if statement just checks to see if the user's guess
//is less, more or the same as what the random generated
//number was. If the guess is the same as the random number
//the condition of the while loop will handle getting out
//of the loop, so no need to call break.
if(guess < randomValue) {
System.out.println("You're too low");
} else if(guess > randomValue) {
@ -23,6 +49,7 @@ public class Main {
}
}
//Close our scanner, for good measure
scan.close();
}
}

View File

@ -1,30 +1,52 @@
//A class based representation of a ball
public class Ball {
//3 instance variables, the first, diameter,
//stores the diameter of the ball in whatever
//units you want.
//The second, a String representation of the color
//of the ball.
//The third, an integer that stores the number
//of times the ball has been bounced.
private double diameter;
private String color;
private int timesBounced;
//Constructor to create balls with, specifying
//the diameter and color of the ball.
//Note that timesBounced is set to 0,
//this constructor assumes that this is a fresh
//ball that has never been bounced.
public Ball(double newDiameter, String newColor) {
diameter = newDiameter;
color = newColor;
timesBounced = 0;
}
//Returns the current diameter of the ball
public double getDiameter() {
return diameter;
}
//Returns the current color of the ball
public String getColor() {
return color;
}
//Returns the number of times this ball has
//been bounced
public int getTimesBounced() {
return timesBounced;
}
//Bounces the ball, all this does is add
//one to the timesBounced instance variable
public void bounceBall() {
timesBounced++;
}
//A normal toString method, that provides the
//instance information about the Ball that we
//are currently working with as a String
public String toString() {
return "This ball is " + color + " with a diameter of " +
diameter + " and has been bounced " + timesBounced +

View File

@ -1,14 +1,45 @@
/*
CS7 Challenge Solution
Original Challenge Description:
Write a class Ball with the following:
Characteristics
diameter (double)
color (string)
timesBounced (int)
Behaviors
bounceBall
getDiameter
getColor
getTimesBounced
Create 2 Balls
Ball 1
Diameter: 5
Color: Red
Bounce the ball 10 times
Ball 2
Diameter: 1
Color: Yellow
Bounce the ball 1 time
Print all the values for both balls
*/
public class Main {
public static void main(String[] args) {
//Create two balls, one 5 units in diameter and red,
//and another that's one unit in diameter and yellow
Ball ball1 = new Ball(5, "Red");
Ball ball2 = new Ball(1, "Yellow");
//Using a for loop, bounce ball1 10 times
for(int i = 0; i < 10; i++) {
ball1.bounceBall();
}
//Bounce ball2 once
ball2.bounceBall();
//Print information about both ball1 and ball2
System.out.println(ball1);
System.out.println(ball2);
}