#!/usr/bin/env python3 ################################################################################### # MIT License # # Copyright (c) PhotonVision # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in all # copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # SOFTWARE. ################################################################################### import drivetrain import wpilib import wpimath.geometry from photonlibpy import PhotonCamera, PhotonPoseEstimator, PoseStrategy from robotpy_apriltag import AprilTagField, AprilTagFieldLayout kRobotToCam = wpimath.geometry.Transform3d( wpimath.geometry.Translation3d(0.5, 0.0, 0.5), wpimath.geometry.Rotation3d.fromDegrees(0.0, -30.0, 0.0), ) class MyRobot(wpilib.TimedRobot): def robotInit(self) -> None: """Robot initialization function""" self.controller = wpilib.XboxController(0) self.swerve = drivetrain.Drivetrain() self.cam = PhotonCamera("YOUR CAMERA NAME") self.camPoseEst = PhotonPoseEstimator( AprilTagFieldLayout.loadField(AprilTagField.k2024Crescendo), PoseStrategy.LOWEST_AMBIGUITY, self.cam, kRobotToCam, ) def robotPeriodic(self) -> None: camEstPose = self.camPoseEst.update() if camEstPose: self.swerve.addVisionPoseEstimate( camEstPose.estimatedPose, camEstPose.timestampSeconds ) self.swerve.updateOdometry() self.swerve.log() def teleopPeriodic(self) -> None: xSpeed = -1.0 * self.controller.getLeftY() * drivetrain.kMaxSpeed ySpeed = -1.0 * self.controller.getLeftX() * drivetrain.kMaxSpeed rot = -1.0 * self.controller.getRightX() * drivetrain.kMaxAngularSpeed self.swerve.drive(xSpeed, ySpeed, rot, True, self.getPeriod()) def _simulationPeriodic(self) -> None: self.swerve.simulationPeriodic() return super()._simulationPeriodic()