Fix PID velocity
This commit is contained in:
@@ -36,4 +36,6 @@ dependencies {
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implementation "com.acmerobotics.roadrunner:core:1.0.1"
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implementation "com.acmerobotics.roadrunner:core:1.0.1"
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implementation "com.acmerobotics.roadrunner:actions:1.0.1"
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implementation "com.acmerobotics.roadrunner:actions:1.0.1"
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implementation "com.acmerobotics.dashboard:dashboard:0.5.1"
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implementation "com.acmerobotics.dashboard:dashboard:0.5.1"
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implementation 'org.ftclib.ftclib:core:2.1.1' // core
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}
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}
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@@ -21,7 +21,7 @@ public class AprilTagWebcam {
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private VisionPortal visionPortal;
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private VisionPortal visionPortal;
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private List<AprilTagDetection> detectedTags = new ArrayList<>();
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private List<AprilTagDetection> detectedTags = new ArrayList<>();
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private MultipleTelemetry telemetry;
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private MultipleTelemetry telemetry;
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public void init(HardwareMap hwMap, MultipleTelemetry TELE){
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public void init(Robot robot, MultipleTelemetry TELE){
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this.telemetry = TELE;
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this.telemetry = TELE;
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@@ -34,7 +34,7 @@ public class AprilTagWebcam {
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.build();
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.build();
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VisionPortal.Builder builder = new VisionPortal.Builder();
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VisionPortal.Builder builder = new VisionPortal.Builder();
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builder.setCamera(hwMap.get(WebcamName.class, "Webcam 1"));
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builder.setCamera(robot.webcamName);
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builder.setCameraResolution(new Size(640, 480));
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builder.setCameraResolution(new Size(640, 480));
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builder.addProcessor(aprilTagProcessor);
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builder.addProcessor(aprilTagProcessor);
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@@ -0,0 +1,25 @@
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package org.firstinspires.ftc.teamcode.subsystems;
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import com.qualcomm.robotcore.hardware.DcMotorEx;
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import com.qualcomm.robotcore.hardware.DcMotorSimple;
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import com.qualcomm.robotcore.hardware.HardwareMap;
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import org.firstinspires.ftc.robotcore.external.hardware.camera.WebcamName;
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public class Robot {
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public DcMotorEx shooter1;
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public DcMotorEx shooter2;
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public WebcamName webcamName;
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public Robot(HardwareMap hardwareMap) {
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webcamName = hardwareMap.get(WebcamName.class, "Webcam 1");
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shooter1 = hardwareMap.get(DcMotorEx.class, "shooter1");
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shooter2 = hardwareMap.get(DcMotorEx.class, "shooter2");
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shooter1.setDirection(DcMotorSimple.Direction.REVERSE);
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}
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}
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@@ -7,7 +7,7 @@ import com.qualcomm.robotcore.eventloop.opmode.OpMode;
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import com.qualcomm.robotcore.eventloop.opmode.TeleOp;
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import com.qualcomm.robotcore.eventloop.opmode.TeleOp;
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import org.firstinspires.ftc.teamcode.subsystems.AprilTagWebcam;
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import org.firstinspires.ftc.teamcode.subsystems.AprilTagWebcam;
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import org.firstinspires.ftc.teamcode.subsystems.Robot;
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@Config
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@Config
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@TeleOp
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@TeleOp
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@@ -22,7 +22,7 @@ public class AprilTagWebcamExample extends OpMode {
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telemetry, FtcDashboard.getInstance().getTelemetry()
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telemetry, FtcDashboard.getInstance().getTelemetry()
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);
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);
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aprilTagWebcam.init(hardwareMap, TELE);
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aprilTagWebcam.init(new Robot(hardwareMap), TELE);
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}
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}
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@@ -0,0 +1,114 @@
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package org.firstinspires.ftc.teamcode.tests;
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import com.acmerobotics.dashboard.FtcDashboard;
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import com.acmerobotics.dashboard.config.Config;
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import com.acmerobotics.dashboard.telemetry.MultipleTelemetry;
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import com.arcrobotics.ftclib.controller.PIDController;
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import com.arcrobotics.ftclib.controller.PIDFController;
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import com.qualcomm.robotcore.eventloop.opmode.LinearOpMode;
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import com.qualcomm.robotcore.eventloop.opmode.TeleOp;
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import com.qualcomm.robotcore.hardware.DcMotorEx;
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import org.firstinspires.ftc.teamcode.subsystems.Robot;
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@Config
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@TeleOp
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public class ShooterTest extends LinearOpMode {
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public static int mode = 0;
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public static double parameter = 0.0;
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Robot robot;
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private DcMotorEx leftShooter;
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private DcMotorEx rightShooter;
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private DcMotorEx encoder;
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private double encoderRevolutions = 0.0;
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private double lastEncoderRevolutions = 0.0;
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private double timeStamp = 0.0;
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private double lastTimeStamp = 0.0;
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// --- CONSTANTS YOU TUNE ---
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public static double MAX_RPM = 2500; // your measured max RPM
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public static double kP = 0.01; // small proportional gain (tune this)
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public static double maxStep = 0.2; // prevents sudden jumps
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@Override
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public void runOpMode() throws InterruptedException {
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robot = new Robot(hardwareMap);
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leftShooter = robot.shooter1;
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rightShooter = robot.shooter2;
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encoder = robot.shooter1;
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MultipleTelemetry TELE = new MultipleTelemetry(
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telemetry, FtcDashboard.getInstance().getTelemetry()
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);
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waitForStart();
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if (isStopRequested()) return;
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while (opModeIsActive()) {
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double kF = 1.0 / MAX_RPM; // baseline feedforward
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encoderRevolutions = (double) encoder.getCurrentPosition() / 2048;
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double velocity = -60*(encoderRevolutions - lastEncoderRevolutions) / (getRuntime() - lastTimeStamp);
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TELE.addLine("Mode: 0 = Manual, 1 = Vel, 2 = Pos");
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TELE.addLine("Parameter = pow, vel, or pos");
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TELE.addData("leftShooterPower", leftShooter.getPower());
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TELE.addData("rightShooterPower", rightShooter.getPower());
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TELE.addData("shaftEncoderPos", encoderRevolutions);
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TELE.addData("shaftEncoderVel", velocity);
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double velPID = 0.0;
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if (mode == 0) {
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rightShooter.setPower(parameter);
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leftShooter.setPower(parameter);
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} else if (mode == 1) {
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// --- FEEDFORWARD BASE POWER ---
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double feed = kF * parameter; // Example: vel=2500 → feed=0.5
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// --- PROPORTIONAL CORRECTION ---
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double error = parameter - velocity;
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double correction = kP * error;
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// limit how fast power changes (prevents oscillation)
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correction = Math.max(-maxStep, Math.min(maxStep, correction));
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// --- FINAL MOTOR POWER ---
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velPID = feed + correction;
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// clamp to allowed range
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velPID = Math.max(0, Math.min(1, velPID));
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rightShooter.setPower(velPID);
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leftShooter.setPower(velPID);
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}
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lastTimeStamp = getRuntime();
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lastEncoderRevolutions = (double) encoder.getCurrentPosition() / 2048;
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TELE.update();
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}
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}
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}
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@@ -0,0 +1,4 @@
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package org.firstinspires.ftc.teamcode.tests;
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public class TrackingTest {
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}
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