Update build.yml (#1249)

- Fix CameraInfo equality check (which prevents the same camera on a new usb port from being enumerated by us)
- Fix warning prints
- Make matchCamerasOnlyByPath apply to Windows
- Add unit tests

.github/workflows/build.yml

@@ -290,13 +290,13 @@ jobs:
           - os: ubuntu-latest
             artifact-name: LinuxArm64
             image_suffix: orangepi5
-            image_url: https://github.com/PhotonVision/photon-image-modifier/releases/download/v2024.0.6/photonvision_opi5.img.xz
+            image_url: https://github.com/PhotonVision/photon-image-modifier/releases/download/v2024.0.9/photonvision_opi5.img.xz
             cpu: cortex-a8
             image_additional_mb: 4096
           - os: ubuntu-latest
             artifact-name: LinuxArm64
             image_suffix: orangepi5plus
-            image_url: https://github.com/PhotonVision/photon-image-modifier/releases/download/v2024.0.6/photonvision_opi5plus.img.xz
+            image_url: https://github.com/PhotonVision/photon-image-modifier/releases/download/v2024.0.9/photonvision_opi5plus.img.xz
             cpu: cortex-a8
             image_additional_mb: 4096
 

build.gradle

@@ -4,7 +4,7 @@ plugins {
     id "com.diffplug.spotless" version "6.24.0"
     id "edu.wpi.first.NativeUtils" version "2024.6.1" apply false
     id "edu.wpi.first.wpilib.repositories.WPILibRepositoriesPlugin" version "2020.2"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
     id 'edu.wpi.first.WpilibTools' version '1.3.0'
     id 'com.google.protobuf' version '0.9.4' apply false
 }
@@ -24,7 +24,7 @@ allprojects {
 apply from: "versioningHelper.gradle"
 
 ext {
-    wpilibVersion = "2024.2.1"
+    wpilibVersion = "2024.3.1"
     wpimathVersion = wpilibVersion
     openCVversion = "4.8.0-2"
     joglVersion = "2.4.0-rc-20200307"

photon-client/src/components/settings/NetworkingCard.vue

@@ -281,11 +281,29 @@ watchEffect(() => {
         </v-banner>
         <pv-switch
           v-model="tempSettingsStruct.matchCamerasOnlyByPath"
-          label="Match cameras by-path ONLY"
-          tooltip="ONLY match cameras by the USB port they're plugged into + (basename or USB VID/PID), and never only by the device product string"
+          label="Strictly match ONLY known cameras"
+          tooltip="ONLY match cameras by the USB port they're plugged into + (basename or USB VID/PID), and never only by the device product string. Also disables automatic detection of new cameras."
           class="mt-3 mb-2"
           :label-cols="4"
         />
+        <v-banner
+          v-show="tempSettingsStruct.matchCamerasOnlyByPath"
+          rounded
+          color="red"
+          class="mb-3"
+          text-color="white"
+          icon="mdi-information-outline"
+        >
+          Physical cameras will be strictly matched to camera configurations using physical USB port they are plugged
+          into, in addition to device name and other USB metadata. Additionally, no new cameras are allowed to be added.
+          This setting is useful for guaranteeing that an already known and configured camera can never be matched as an
+          "unknown"/"new" camera, which resets pipelines and calibration data.
+          <p />
+          Cameras will NOT be matched if they change USB ports, and new cameras plugged into this coprocessor will NOT
+          be automatically recognized or configured for vision processing.
+          <p />
+          To add a new camera to this coprocessor, disable this setting, connect the camera, and re-enable.
+        </v-banner>
         <v-divider class="mb-3" />
       </v-form>
       <v-btn

photon-core/src/main/java/org/photonvision/common/configuration/NetworkConfig.java

@@ -41,7 +41,9 @@ public class NetworkConfig {
 
     /**
      * If we should ONLY match cameras by path, and NEVER only by base-name. For now default to false
-     * to preserve old matching logic
+     * to preserve old matching logic.
+     *
+     * <p>This also disables creating new CameraConfigurations for detected "new" cameras.
      */
     public boolean matchCamerasOnlyByPath = false;
 

photon-core/src/main/java/org/photonvision/vision/camera/CameraInfo.java

@@ -20,6 +20,7 @@ package org.photonvision.vision.camera;
 import edu.wpi.first.cscore.UsbCameraInfo;
 import java.util.Arrays;
 import java.util.Optional;
+import org.photonvision.common.hardware.Platform;
 
 public class CameraInfo extends UsbCameraInfo {
     public final CameraType cameraType;
@@ -80,15 +81,27 @@ public class CameraInfo extends UsbCameraInfo {
     }
 
     @Override
-    public boolean equals(Object o) {
-        if (o == this) return true;
-        if (!(o instanceof UsbCameraInfo || o instanceof CameraInfo)) return false;
-        UsbCameraInfo other = (UsbCameraInfo) o;
-        return path.equals(other.path)
-                // && a.dev == b.dev (dev is not constant in Windows)
-                && name.equals(other.name)
-                && productId == other.productId
-                && vendorId == other.vendorId;
+    public boolean equals(Object obj) {
+        if (this == obj) return true;
+        if (obj == null) return false;
+        if (getClass() != obj.getClass()) return false;
+        CameraInfo other = (CameraInfo) obj;
+
+        // Windows device number is not significant. See
+        // https://github.com/wpilibsuite/allwpilib/blob/4b94a64b06057c723d6fcafeb1a45f55a70d179a/cscore/src/main/native/windows/UsbCameraImpl.cpp#L1128
+        if (!Platform.isWindows()) {
+            if (dev != other.dev) return false;
+        }
+
+        if (!path.equals(other.path)) return false;
+        if (!name.equals(other.name)) return false;
+        if (!Arrays.asList(this.otherPaths).containsAll(Arrays.asList(other.otherPaths))) return false;
+        if (vendorId != other.vendorId) return false;
+        if (productId != other.productId) return false;
+
+        // Don't trust super.equals, as it compares references. Should PR this to allwpilib at some
+        // point
+        return true;
     }
 
     @Override
@@ -101,6 +114,8 @@ public class CameraInfo extends UsbCameraInfo {
                 + vendorId
                 + ", pid="
                 + productId
+                + ", path="
+                + path
                 + ", otherPaths="
                 + Arrays.toString(otherPaths)
                 + "]";

photon-core/src/main/java/org/photonvision/vision/camera/TestSource.java

@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) Photon Vision.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package org.photonvision.vision.camera;
+
+import java.util.*;
+import org.photonvision.common.configuration.CameraConfiguration;
+import org.photonvision.vision.frame.Frame;
+import org.photonvision.vision.frame.FrameProvider;
+import org.photonvision.vision.frame.FrameThresholdType;
+import org.photonvision.vision.opencv.ImageRotationMode;
+import org.photonvision.vision.pipe.impl.HSVPipe.HSVParams;
+import org.photonvision.vision.processes.VisionSource;
+import org.photonvision.vision.processes.VisionSourceSettables;
+
+/** Dummy class for unit testing the vision source manager */
+public class TestSource extends VisionSource {
+    private FrameProvider usbFrameProvider;
+
+    public TestSource(CameraConfiguration config) {
+        super(config);
+
+        if (getCameraConfiguration().cameraQuirks == null)
+            getCameraConfiguration().cameraQuirks =
+                    QuirkyCamera.getQuirkyCamera(config.usbVID, config.usbVID, config.baseName);
+    }
+
+    @Override
+    public FrameProvider getFrameProvider() {
+        return new FrameProvider() {
+            @Override
+            public Frame get() {
+                // TODO Auto-generated method stub
+                throw new UnsupportedOperationException("Unimplemented method 'get'");
+            }
+
+            @Override
+            public String getName() {
+                return cameraConfiguration.uniqueName;
+            }
+
+            @Override
+            public void requestFrameThresholdType(FrameThresholdType type) {
+                // TODO Auto-generated method stub
+                throw new UnsupportedOperationException("Unimplemented method 'requestFrameThresholdType'");
+            }
+
+            @Override
+            public void requestFrameRotation(ImageRotationMode rotationMode) {
+                // TODO Auto-generated method stub
+                throw new UnsupportedOperationException("Unimplemented method 'requestFrameRotation'");
+            }
+
+            @Override
+            public void requestFrameCopies(boolean copyInput, boolean copyOutput) {
+                // TODO Auto-generated method stub
+                throw new UnsupportedOperationException("Unimplemented method 'requestFrameCopies'");
+            }
+
+            @Override
+            public void requestHsvSettings(HSVParams params) {
+                // TODO Auto-generated method stub
+                throw new UnsupportedOperationException("Unimplemented method 'requestHsvSettings'");
+            }
+        };
+    }
+
+    @Override
+    public VisionSourceSettables getSettables() {
+        // TODO Auto-generated method stub
+        throw new UnsupportedOperationException("Unimplemented method 'getSettables'");
+    }
+
+    @Override
+    public boolean isVendorCamera() {
+        // TODO Auto-generated method stub
+        throw new UnsupportedOperationException("Unimplemented method 'isVendorCamera'");
+    }
+}

photon-core/src/main/java/org/photonvision/vision/camera/USBCameraSource.java

@@ -57,8 +57,8 @@ public class USBCameraSource extends VisionSource {
         cvSink = CameraServer.getVideo(this.camera);
 
         // set vid/pid if not done already for future matching
-        if (config.usbVID < 0) config.usbVID = this.camera.getInfo().vendorId;
-        if (config.usbPID < 0) config.usbPID = this.camera.getInfo().productId;
+        if (config.usbVID <= 0) config.usbVID = this.camera.getInfo().vendorId;
+        if (config.usbPID <= 0) config.usbPID = this.camera.getInfo().productId;
 
         if (getCameraConfiguration().cameraQuirks == null)
             getCameraConfiguration().cameraQuirks =

photon-core/src/main/java/org/photonvision/vision/processes/VisionSourceManager.java

@@ -39,6 +39,7 @@ import org.photonvision.vision.camera.CameraInfo;
 import org.photonvision.vision.camera.CameraQuirk;
 import org.photonvision.vision.camera.CameraType;
 import org.photonvision.vision.camera.LibcameraGpuSource;
+import org.photonvision.vision.camera.TestSource;
 import org.photonvision.vision.camera.USBCameraSource;
 
 public class VisionSourceManager {
@@ -146,8 +147,8 @@ public class VisionSourceManager {
         }
 
         // Return no new sources because there are no new sources
-        if (connectedCameras.isEmpty() && !cameraInfos.isEmpty()) {
-            if (hasWarnedNoCameras) {
+        if (connectedCameras.isEmpty()) {
+            if (!hasWarnedNoCameras) {
                 logger.warn(
                         "No cameras were detected! Check that all cameras are connected, and that the path is correct.");
                 hasWarnedNoCameras = true;
@@ -186,7 +187,7 @@ public class VisionSourceManager {
                     "Unloaded configs: "
                             + unmatchedLoadedConfigs.stream()
                                     .map(it -> it.nickname)
-                                    .collect(Collectors.joining()));
+                                    .collect(Collectors.joining(", ")));
             hasWarned = true;
         }
 
@@ -195,13 +196,8 @@ public class VisionSourceManager {
 
         if (matchedCameras.isEmpty()) return null;
 
-        // for unit tests only!
-        if (!createSources) {
-            return List.of();
-        }
-
         // Turn these camera configs into vision sources
-        var sources = loadVisionSourcesFromCamConfigs(matchedCameras);
+        var sources = loadVisionSourcesFromCamConfigs(matchedCameras, createSources);
 
         // Print info about each vision source
         for (var src : sources) {
@@ -317,26 +313,32 @@ public class VisionSourceManager {
             logger.info("Matching by usb port & name & USB VID/PID...");
             cameraConfigurations.addAll(
                     matchCamerasByStrategy(detectedCameraList, unloadedConfigs, true, true, true, false));
-        } else
-            logger.debug("Skipping match by usb port/name/vid/pid, no configs or cameras left to match");
+        }
 
         // On windows, the v4l path is actually useful and tells us the port the camera is physically
         // connected to which is neat
-        if (Platform.isWindows()) {
+        if (Platform.isWindows() && !matchCamerasOnlyByPath) {
             if (detectedCameraList.size() > 0 || unloadedConfigs.size() > 0) {
                 logger.info("Matching by windows-path & USB VID/PID only...");
                 cameraConfigurations.addAll(
                         matchCamerasByStrategy(detectedCameraList, unloadedConfigs, false, true, true, true));
-            } else
-                logger.debug(
-                        "Skipping matching by windiws-path/name/vid/pid, no configs or cameras left to match");
+            }
         }
 
         if (detectedCameraList.size() > 0 || unloadedConfigs.size() > 0) {
             logger.info("Matching by usb port & USB VID/PID...");
             cameraConfigurations.addAll(
                     matchCamerasByStrategy(detectedCameraList, unloadedConfigs, true, true, false, false));
-        } else logger.debug("Skipping match by port/vid/pid, no configs or cameras left to match");
+        }
+
+        // Legacy migration -- VID/PID will be unset, so we have to try with our most relaxed strategy
+        // at least once. We _should_ still have a valid USB path (assuming cameras have not moved), so
+        // try that first, then fallback to base name only beloow
+        if (detectedCameraList.size() > 0 || unloadedConfigs.size() > 0) {
+            logger.info("Matching by base-name & usb port...");
+            cameraConfigurations.addAll(
+                    matchCamerasByStrategy(detectedCameraList, unloadedConfigs, true, false, true, false));
+        }
 
         // handle disabling only-by-base-name matching
         if (!matchCamerasOnlyByPath) {
@@ -344,13 +346,29 @@ public class VisionSourceManager {
                 logger.info("Matching by base-name & USB VID/PID only...");
                 cameraConfigurations.addAll(
                         matchCamerasByStrategy(detectedCameraList, unloadedConfigs, false, true, true, false));
-            } else
-                logger.debug("Skipping match by base-name/viid/pid, no configs or cameras left to match");
+            }
+
+            // Legacy migration for if no USB VID/PID set
+            if (detectedCameraList.size() > 0 || unloadedConfigs.size() > 0) {
+                logger.info("Matching by base-name only...");
+                cameraConfigurations.addAll(
+                        matchCamerasByStrategy(detectedCameraList, unloadedConfigs, false, false, true, false));
+            }
         } else logger.info("Skipping match by filepath/vid/pid, disabled by user");
 
         if (detectedCameraList.size() > 0) {
-            cameraConfigurations.addAll(
-                    createConfigsForCameras(detectedCameraList, unloadedConfigs, cameraConfigurations));
+            // handle disabling only-by-base-name matching
+            if (!matchCamerasOnlyByPath) {
+                cameraConfigurations.addAll(
+                        createConfigsForCameras(detectedCameraList, unloadedConfigs, cameraConfigurations));
+            } else {
+                logger.warn(
+                        "Not creating 'new' Photon CameraConfigurations for ["
+                                + detectedCamInfos.stream()
+                                        .map(CameraInfo::toString)
+                                        .collect(Collectors.joining(";"))
+                                + "], disabled by user");
+            }
         }
 
         logger.debug("Matched or created " + cameraConfigurations.size() + " camera configs!");
@@ -434,7 +452,8 @@ public class VisionSourceManager {
             int suffix = 0;
             while (containsName(loadedConfigs, uniqueName)
                     || containsName(uniqueName)
-                    || containsName(unloadedCamConfigs, uniqueName)) {
+                    || containsName(unloadedCamConfigs, uniqueName)
+                    || containsName(ret, uniqueName)) {
                 suffix++;
                 uniqueName = String.format("%s (%d)", uniqueName, suffix);
             }
@@ -514,11 +533,17 @@ public class VisionSourceManager {
     }
 
     private static List<VisionSource> loadVisionSourcesFromCamConfigs(
-            List<CameraConfiguration> camConfigs) {
+            List<CameraConfiguration> camConfigs, boolean createSources) {
         var cameraSources = new ArrayList<VisionSource>();
         for (var configuration : camConfigs) {
             logger.debug("Creating VisionSource for " + camCfgToString(configuration));
 
+            // In unit tests, create dummy
+            if (!createSources) {
+                cameraSources.add(new TestSource(configuration));
+                continue;
+            }
+
             boolean is_pi = Platform.isRaspberryPi();
 
             if (configuration.cameraType == CameraType.ZeroCopyPicam && is_pi) {

photon-core/src/test/java/org/photonvision/vision/processes/VisionSourceManagerTest.java

@@ -21,6 +21,7 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.util.ArrayList;
+import java.util.List;
 import org.junit.jupiter.api.Test;
 import org.photonvision.common.configuration.CameraConfiguration;
 import org.photonvision.common.configuration.ConfigManager;
@@ -271,4 +272,268 @@ public class VisionSourceManagerTest {
         assertEquals(10, inst.knownCameras.size());
         assertEquals(0, inst.unmatchedLoadedConfigs.size());
     }
+
+    @Test
+    public void testDisableInhibitPathChangeIdenticalCams() {
+        Logger.setLevel(LogGroup.Camera, LogLevel.DEBUG);
+
+        var inst = new VisionSourceManager();
+        ConfigManager.getInstance().clearConfig();
+        ConfigManager.getInstance().load();
+        ConfigManager.getInstance().getConfig().getNetworkConfig().matchCamerasOnlyByPath = false;
+
+        var CAM2_OLD_PATH =
+                new String[] {"/dev/v4l/by-path/platform-fc880000.usb-usb-0:1:1.0-video-index0"};
+        var CAM2_NEW_PATH =
+                new String[] {"/dev/v4l/by-path/platform-fc880080.usb-usb-0:1:1.3-video-index0"};
+
+        var CAM1_OLD_PATHS =
+                new String[] {
+                    "/dev/v4l/by-id/usb-Arducam_Technology_Co.__Ltd._Arducam_OV2311_USB_Camera_UC621-video-index0",
+                    "/dev/v4l/by-path/platform-fc800000.usb-usb-0:1:1.0-video-index0"
+                };
+
+        var camera1_saved_config =
+                new CameraConfiguration(
+                        "Arducam OV2311 USB Camera",
+                        "Arducam OV2311 USB Camera",
+                        "fromt-left",
+                        "/dev/video0",
+                        CAM1_OLD_PATHS);
+        camera1_saved_config.usbVID = 3141;
+        camera1_saved_config.usbPID = 25446;
+        var camera2_saved_config =
+                new CameraConfiguration(
+                        "Arducam OV2311 USB Camera",
+                        "Arducam OV2311 USB Camera (1)",
+                        "fromt-left",
+                        "/dev/video2",
+                        CAM2_OLD_PATH);
+        camera2_saved_config.usbVID = 3141;
+        camera2_saved_config.usbPID = 25446;
+
+        // And load our "old" configs
+        inst.registerLoadedConfigs(camera1_saved_config, camera2_saved_config);
+
+        // Camera attached to new port, but strict matching disabled
+        {
+            CameraInfo info1 =
+                    new CameraInfo(
+                            0, "/dev/video11", "Arducam OV2311 USB Camera", CAM1_OLD_PATHS, 3141, 25446);
+            CameraInfo info2 =
+                    new CameraInfo(
+                            0, "/dev/video12", "Arducam OV2311 USB Camera", CAM2_NEW_PATH, 3141, 25446);
+
+            var cameraInfos = new ArrayList<CameraInfo>();
+            cameraInfos.add(info1);
+            cameraInfos.add(info2);
+            List<VisionSource> ret1 = inst.tryMatchCamImpl(cameraInfos);
+
+            // and check the new one got matched got matched
+            assertEquals(2, ret1.size());
+            assertEquals(
+                    1, ret1.stream().filter(it -> it.cameraConfiguration.path.equals(info1.path)).count());
+            assertEquals(
+                    1, ret1.stream().filter(it -> it.cameraConfiguration.path.equals(info2.path)).count());
+        }
+    }
+
+    @Test
+    public void testInhibitPathChangeIdenticalCams() {
+        Logger.setLevel(LogGroup.Camera, LogLevel.DEBUG);
+
+        var inst = new VisionSourceManager();
+        ConfigManager.getInstance().clearConfig();
+        ConfigManager.getInstance().load();
+        ConfigManager.getInstance().getConfig().getNetworkConfig().matchCamerasOnlyByPath = true;
+
+        var CAM2_OLD_PATH =
+                new String[] {"/dev/v4l/by-path/platform-fc880000.usb-usb-0:1:1.0-video-index0"};
+        var CAM2_NEW_PATH =
+                new String[] {"/dev/v4l/by-path/platform-fc880080.usb-usb-0:1:1.3-video-index0"};
+
+        var CAM1_OLD_PATHS =
+                new String[] {
+                    "/dev/v4l/by-id/usb-Arducam_Technology_Co.__Ltd._Arducam_OV2311_USB_Camera_UC621-video-index0",
+                    "/dev/v4l/by-path/platform-fc800000.usb-usb-0:1:1.0-video-index0"
+                };
+
+        var camera1_saved_config =
+                new CameraConfiguration(
+                        "Arducam OV2311 USB Camera",
+                        "Arducam OV2311 USB Camera (1)",
+                        "fromt-left",
+                        "/dev/video0",
+                        CAM1_OLD_PATHS);
+        camera1_saved_config.usbVID = 3141;
+        camera1_saved_config.usbPID = 25446;
+        var camera2_saved_config =
+                new CameraConfiguration(
+                        "Arducam OV2311 USB Camera",
+                        "Arducam OV2311 USB Camera (1)",
+                        "fromt-left",
+                        "/dev/video2",
+                        CAM2_OLD_PATH);
+        camera2_saved_config.usbVID = 3141;
+        camera2_saved_config.usbPID = 25446;
+
+        // And load our "old" configs
+        inst.registerLoadedConfigs(camera1_saved_config, camera2_saved_config);
+
+        // initial pass with camera in the wrong spot
+        {
+            // Give our cameras new "paths" to fake the windows logic out. this should not
+            // affect strict matching
+            CameraInfo info1 =
+                    new CameraInfo(
+                            0, "/dev/video11", "Arducam OV2311 USB Camera", CAM1_OLD_PATHS, 3141, 25446);
+            CameraInfo info2 =
+                    new CameraInfo(
+                            0, "/dev/video12", "Arducam OV2311 USB Camera", CAM2_NEW_PATH, 3141, 25446);
+
+            var cameraInfos = new ArrayList<CameraInfo>();
+            cameraInfos.add(info1);
+            cameraInfos.add(info2);
+            List<VisionSource> ret1 = inst.tryMatchCamImpl(cameraInfos);
+
+            // Our cameras should be "known"
+            assertTrue(inst.knownCameras.contains(info1));
+            assertTrue(inst.knownCameras.contains(info2));
+            assertEquals(2, inst.knownCameras.size());
+
+            // And we should have matched one camera
+            assertEquals(1, ret1.size());
+            // and only matched camera1, not 2
+            assertEquals(
+                    1, ret1.stream().filter(it -> it.cameraConfiguration.path.equals(info1.path)).count());
+            assertEquals(
+                    0, ret1.stream().filter(it -> it.cameraConfiguration.path.equals(info2.path)).count());
+        }
+
+        // Now move our camera back
+        {
+            CameraInfo info1 =
+                    new CameraInfo(
+                            0, "/dev/video11", "Arducam OV2311 USB Camera", CAM1_OLD_PATHS, 3141, 25446);
+            CameraInfo info2 =
+                    new CameraInfo(
+                            0, "/dev/video12", "Arducam OV2311 USB Camera", CAM2_OLD_PATH, 3141, 25446);
+
+            var cameraInfos = new ArrayList<CameraInfo>();
+            cameraInfos.add(info1);
+            cameraInfos.add(info2);
+            List<VisionSource> ret1 = inst.tryMatchCamImpl(cameraInfos);
+
+            // and check the new one got matched got matched
+            assertEquals(1, ret1.size());
+            assertEquals(
+                    0, ret1.stream().filter(it -> it.cameraConfiguration.path.equals(info1.path)).count());
+            assertEquals(
+                    1, ret1.stream().filter(it -> it.cameraConfiguration.path.equals(info2.path)).count());
+        }
+    }
+
+    @Test
+    public void testIdenticalCameras() {
+        Logger.setLevel(LogGroup.Camera, LogLevel.DEBUG);
+
+        // List of known cameras
+        var cameraInfos = new ArrayList<CameraInfo>();
+
+        var inst = new VisionSourceManager();
+        ConfigManager.getInstance().clearConfig();
+        ConfigManager.getInstance().load();
+        ConfigManager.getInstance().getConfig().getNetworkConfig().matchCamerasOnlyByPath = false;
+
+        // Match empty camera infos
+        inst.tryMatchCamImpl(cameraInfos);
+
+        CameraInfo info1 =
+                new CameraInfo(
+                        0,
+                        "/dev/video0",
+                        "Arducam OV2311 USB Camera",
+                        new String[] {
+                            "/dev/v4l/by-id/usb-Arducam_Technology_Co.__Ltd._Arducam_OV2311_USB_Camera_UC621-video-index0",
+                            "/dev/v4l/by-path/platform-fc800000.usb-usb-0:1:1.0-video-index0"
+                        },
+                        3141,
+                        25446);
+        CameraInfo info2 =
+                new CameraInfo(
+                        0,
+                        "/dev/video2",
+                        "Arducam OV2311 USB Camera",
+                        new String[] {
+                            "/dev/v4l/by-id/usb-Arducam_Technology_Co.__Ltd._Arducam_OV2311_USB_Camera_UC621-video-index0",
+                            "/dev/v4l/by-path/platform-fc880000.usb-usb-0:1:1.0-video-index0"
+                        },
+                        3141,
+                        25446);
+
+        cameraInfos.add(info1);
+        cameraInfos.add(info2);
+
+        // Match two "new" cameras
+        var ret1 = inst.tryMatchCamImpl(cameraInfos);
+
+        // Our cameras should be "known"
+        assertTrue(inst.knownCameras.contains(info1));
+        assertTrue(inst.knownCameras.contains(info2));
+        assertEquals(2, inst.knownCameras.size());
+        assertEquals(2, ret1.size());
+
+        // Exactly one camera should have the path we put in
+        for (int i = 0; i < cameraInfos.size(); i++) {
+            var testPath = cameraInfos.get(i).getUSBPath().get();
+            assertEquals(
+                    1,
+                    ret1.stream()
+                            .filter(it -> testPath.equals(it.cameraConfiguration.getUSBPath().get()))
+                            .count());
+        }
+
+        // and the names should be unique
+        for (int i = 0; i < ret1.size(); i++) {
+            var thisName = ret1.get(i).cameraConfiguration.uniqueName;
+            assertEquals(
+                    1,
+                    ret1.stream().filter(it -> thisName.equals(it.cameraConfiguration.uniqueName)).count());
+        }
+
+        // duplciate cameras, same info, new ref
+        var duplicateCameraInfos = new ArrayList<CameraInfo>();
+        CameraInfo info1_dup =
+                new CameraInfo(
+                        0,
+                        "/dev/video0",
+                        "Arducam OV2311 USB Camera",
+                        new String[] {
+                            "/dev/v4l/by-id/usb-Arducam_Technology_Co.__Ltd._Arducam_OV2311_USB_Camera_UC621-video-index0",
+                            "/dev/v4l/by-path/platform-fc800000.usb-usb-0:1:1.0-video-index0"
+                        },
+                        3141,
+                        25446);
+        CameraInfo info2_dup =
+                new CameraInfo(
+                        0,
+                        "/dev/video2",
+                        "Arducam OV2311 USB Camera",
+                        new String[] {
+                            "/dev/v4l/by-id/usb-Arducam_Technology_Co.__Ltd._Arducam_OV2311_USB_Camera_UC621-video-index0",
+                            "/dev/v4l/by-path/platform-fc880000.usb-usb-0:1:1.0-video-index0"
+                        },
+                        3141,
+                        25446);
+
+        duplicateCameraInfos.add(info1_dup);
+        duplicateCameraInfos.add(info2_dup);
+
+        inst.tryMatchCamImpl(duplicateCameraInfos);
+
+        // Our cameras should be "known", and we should only "know" two cameras still
+        assertTrue(inst.knownCameras.contains(info1_dup));
+        assertTrue(inst.knownCameras.contains(info2_dup));
+        assertEquals(2, inst.knownCameras.size());
+    }
 }

photon-lib/src/main/java/org/photonvision/simulation/PhotonCameraSim.java

@@ -431,7 +431,7 @@ public class PhotonCameraSim implements AutoCloseable {
 
             detectableTgts.add(
                     new PhotonTrackedTarget(
-                            Math.toDegrees(centerRot.getZ()),
+                            -Math.toDegrees(centerRot.getZ()),
                             -Math.toDegrees(centerRot.getY()),
                             areaPercent,
                             Math.toDegrees(centerRot.getX()),

photon-lib/src/main/native/include/photon/simulation/PhotonCameraSim.h

@@ -260,7 +260,7 @@ class PhotonCameraSim {
       std::vector<std::pair<double, double>> cornersDouble{cornersFloat.begin(),
                                                            cornersFloat.end()};
       detectableTgts.emplace_back(PhotonTrackedTarget{
-          centerRot.Z().convert<units::degrees>().to<double>(),
+          -centerRot.Z().convert<units::degrees>().to<double>(),
           -centerRot.Y().convert<units::degrees>().to<double>(), areaPercent,
           centerRot.X().convert<units::degrees>().to<double>(), tgt.fiducialId,
           pnpSim.best, pnpSim.alt, pnpSim.ambiguity, smallVec, cornersDouble});

photon-lib/src/test/java/org/photonvision/VisionSystemSimTest.java

@@ -256,7 +256,8 @@ class VisionSystemSimTest {
         cameraSim.setMinTargetAreaPixels(0.0);
         visionSysSim.addVisionTargets(new VisionTargetSim(targetPose, new TargetModel(0.5, 0.5), 3));
 
-        var robotPose = new Pose2d(new Translation2d(10, 0), Rotation2d.fromDegrees(-1.0 * testYaw));
+        // If the robot is rotated x deg (CCW+), the target yaw should be x deg (CW+)
+        var robotPose = new Pose2d(new Translation2d(10, 0), Rotation2d.fromDegrees(testYaw));
         visionSysSim.update(robotPose);
         var res = camera.getLatestResult();
         assertTrue(res.hasTargets());

photon-lib/src/test/native/cpp/VisionSystemSimTest.cpp

@@ -220,8 +220,9 @@ TEST_P(VisionSystemSimTestWithParamsTest, YawAngles) {
   visionSysSim.AddVisionTargets({photon::VisionTargetSim{
       targetPose, photon::TargetModel{0.5_m, 0.5_m}, 3}});
 
-  robotPose = frc::Pose2d{frc::Translation2d{10_m, 0_m},
-                          frc::Rotation2d{-1 * GetParam()}};
+  // If the robot is rotated x deg (CCW+), the target yaw should be x deg (CW+)
+  robotPose =
+      frc::Pose2d{frc::Translation2d{10_m, 0_m}, frc::Rotation2d{GetParam()}};
   visionSysSim.Update(robotPose);
   ASSERT_TRUE(camera.GetLatestResult().HasTargets());
   ASSERT_NEAR(GetParam().to<double>(),

photonlib-cpp-examples/aimandrange/build.gradle

@@ -1,7 +1,7 @@
 plugins {
     id "cpp"
     id "google-test-test-suite"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
 
     id "com.dorongold.task-tree" version "2.1.0"
 }

photonlib-cpp-examples/aimattarget/build.gradle

@@ -1,7 +1,7 @@
 plugins {
     id "cpp"
     id "google-test-test-suite"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
 
     id "com.dorongold.task-tree" version "2.1.0"
 }

photonlib-cpp-examples/apriltagExample/build.gradle

@@ -1,7 +1,7 @@
 plugins {
     id "cpp"
     id "google-test-test-suite"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
 
     id "com.dorongold.task-tree" version "2.1.0"
 }

photonlib-cpp-examples/getinrange/build.gradle

@@ -1,7 +1,7 @@
 plugins {
     id "cpp"
     id "google-test-test-suite"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
 
     id "com.dorongold.task-tree" version "2.1.0"
 }

photonlib-cpp-examples/swervedriveposeestsim/build.gradle

@@ -1,7 +1,7 @@
 plugins {
     id "cpp"
     id "google-test-test-suite"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
 
     id "com.dorongold.task-tree" version "2.1.0"
 }
@@ -12,8 +12,8 @@ repositories {
 }
 
 wpi.maven.useDevelopment = true
-wpi.versions.wpilibVersion = "2024.2.1"
-wpi.versions.wpimathVersion = "2024.2.1"
+wpi.versions.wpilibVersion = "2024.3.1"
+wpi.versions.wpimathVersion = "2024.3.1"
 
 apply from: "${rootDir}/../shared/examples_common.gradle"
 

photonlib-java-examples/aimandrange/build.gradle

@@ -1,6 +1,6 @@
 plugins {
     id "java"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
 }
 
 sourceCompatibility = JavaVersion.VERSION_11

photonlib-java-examples/aimattarget/build.gradle

@@ -1,6 +1,6 @@
 plugins {
     id "java"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
 }
 
 sourceCompatibility = JavaVersion.VERSION_11

photonlib-java-examples/getinrange/build.gradle

@@ -1,6 +1,6 @@
 plugins {
     id "java"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
 }
 
 sourceCompatibility = JavaVersion.VERSION_11

photonlib-java-examples/simaimandrange/build.gradle

@@ -1,6 +1,6 @@
 plugins {
     id "java"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
 }
 
 sourceCompatibility = JavaVersion.VERSION_11

photonlib-java-examples/swervedriveposeestsim/build.gradle

@@ -1,6 +1,6 @@
 plugins {
     id "java"
-    id "edu.wpi.first.GradleRIO" version "2024.2.1"
+    id "edu.wpi.first.GradleRIO" version "2024.3.1"
 }
 
 sourceCompatibility = JavaVersion.VERSION_11
@@ -11,8 +11,8 @@ apply from: "${rootDir}/../shared/examples_common.gradle"
 def ROBOT_MAIN_CLASS = "frc.robot.Main"
 
 wpi.maven.useDevelopment = true
-wpi.versions.wpilibVersion = "2024.2.1"
-wpi.versions.wpimathVersion = "2024.2.1"
+wpi.versions.wpilibVersion = "2024.3.1"
+wpi.versions.wpimathVersion = "2024.3.1"
 
 
 // Define my targets (RoboRIO) and artifacts (deployable files)

scripts/install.sh

@@ -80,6 +80,9 @@ if [[ "$DISTRO" = "Ubuntu" && "$INSTALL_NETWORK_MANAGER" != "true" && -z "$QUIET
   fi
 fi
 
+echo "Update package list"
+apt-get update
+
 echo "Installing curl..."
 apt-get install --yes curl
 echo "curl installation complete."
@@ -136,6 +139,9 @@ echo "Installing v4l-utils..."
 apt-get install --yes v4l-utils
 echo "v4l-utils installation complete."
 
+echo "Installing sqlite3"
+apt-get install --yes sqlite3
+
 echo "Downloading latest stable release of PhotonVision..."
 mkdir -p /opt/photonvision
 cd /opt/photonvision