Move calibration flatbuffer to frc971

This was the exact same in 2022 and 2023, and the namespace was already
frc971.

Signed-off-by: milind-u <milind.upadhyay@gmail.com>
Change-Id: Ibc92525cc7f946116399524e9799139669f73d96
diff --git a/y2022/vision/BUILD b/y2022/vision/BUILD
index 777d139..ceec638 100644
--- a/y2022/vision/BUILD
+++ b/y2022/vision/BUILD
@@ -1,36 +1,7 @@
-load("@com_github_google_flatbuffers//:build_defs.bzl", "flatbuffer_cc_library", "flatbuffer_py_library")
+load("@com_github_google_flatbuffers//:build_defs.bzl", "flatbuffer_cc_library")
 load("@com_github_google_flatbuffers//:typescript.bzl", "flatbuffer_ts_library")
 load("@npm//@bazel/typescript:index.bzl", "ts_library")
 
-flatbuffer_cc_library(
-    name = "calibration_fbs",
-    srcs = ["calibration.fbs"],
-    gen_reflections = 1,
-    target_compatible_with = ["@platforms//os:linux"],
-    visibility = ["//y2022:__subpackages__"],
-)
-
-flatbuffer_ts_library(
-    name = "calibration_ts_fbs",
-    srcs = ["calibration.fbs"],
-    target_compatible_with = ["@platforms//os:linux"],
-)
-
-flatbuffer_py_library(
-    name = "calibration_fbs_python",
-    srcs = [
-        "calibration.fbs",
-    ],
-    namespace = "frc971.vision.calibration",
-    tables = [
-        "CalibrationData",
-        "CameraCalibration",
-        "TransformationMatrix",
-    ],
-    target_compatible_with = ["@platforms//os:linux"],
-    visibility = ["//visibility:public"],
-)
-
 ts_library(
     name = "vision_plotter",
     srcs = ["vision_plotter.ts"],
@@ -70,7 +41,7 @@
     target_compatible_with = ["@platforms//os:linux"],
     deps = [
         ":camera_definition",
-        "//y2022/vision:calibration_fbs_python",
+        "//frc971/vision:calibration_fbs_python",
         "@bazel_tools//tools/python/runfiles",
         "@pip//glog",
         "@pip//opencv_python",
@@ -121,13 +92,13 @@
     deps = [
         ":blob_detector_lib",
         ":calibration_data",
-        ":calibration_fbs",
         ":target_estimate_fbs",
         ":target_estimator_lib",
         "//aos:flatbuffer_merge",
         "//aos/events:event_loop",
         "//aos/events:shm_event_loop",
         "//aos/network:team_number",
+        "//frc971/vision:calibration_fbs",
         "//frc971/vision:v4l2_reader",
         "//frc971/vision:vision_fbs",
         "//third_party:opencv",
@@ -246,11 +217,11 @@
     visibility = ["//y2022:__subpackages__"],
     deps = [
         ":blob_detector_lib",
-        ":calibration_fbs",
         ":target_estimate_fbs",
         "//aos/logging",
         "//aos/time",
         "//frc971/control_loops:quaternion_utils",
+        "//frc971/vision:calibration_fbs",
         "//frc971/vision:geometry_lib",
         "//third_party:opencv",
         "//y2022:constants",
@@ -265,7 +236,7 @@
     srcs = ["target_estimate.fbs"],
     gen_reflections = 1,
     includes = [
-        ":calibration_fbs_includes",
+        "//frc971/vision:calibration_fbs_includes",
     ],
     target_compatible_with = ["@platforms//os:linux"],
     visibility = ["//y2022:__subpackages__"],
@@ -276,7 +247,7 @@
     srcs = ["target_estimate.fbs"],
     target_compatible_with = ["@platforms//os:linux"],
     deps = [
-        ":calibration_ts_fbs",
+        "//frc971/vision:calibration_ts_fbs",
     ],
 )
 
diff --git a/y2022/vision/calibration.fbs b/y2022/vision/calibration.fbs
deleted file mode 100644
index f5e30a6..0000000
--- a/y2022/vision/calibration.fbs
+++ /dev/null
@@ -1,55 +0,0 @@
-namespace frc971.vision.calibration;
-
-table TransformationMatrix {
-  // The matrix data for a row-major 4x4 homogeneous transformation matrix.
-  // This implies the bottom row is (0, 0, 0, 1).
-  data:[float] (id: 0);
-}
-
-// Calibration information for a given camera on a given robot.
-table CameraCalibration {
-  // The name of the camera node which this calibration data applies to.
-  node_name:string (id: 0);
-  // The team number of the robot which this calibration data applies to.
-  team_number:int (id: 1);
-
-  // Intrinsics for the camera.
-  //
-  // This is the standard OpenCV intrinsics matrix in row major order (3x3).
-  intrinsics:[float] (id: 2);
-
-  // Fixed extrinsics for the camera. This transforms from camera coordinates to
-  // robot coordinates. For example: multiplying (0, 0, 0, 1) by this results in
-  // the position of the camera aperture in robot coordinates.
-  fixed_extrinsics:TransformationMatrix (id: 3);
-
-  // Extrinsics for a camera on a turret. This will only be filled out for
-  // applicable cameras. For turret-mounted cameras, fixed_extrinsics defines
-  // a position for the center of rotation of the turret, and this field defines
-  // a position for the camera on the turret.
-  //
-  // The combination of the two transformations is underdefined, so nothing can
-  // distinguish between the two parts of the final extrinsics for a given
-  // turret position.
-  //
-  // To get the final extrinsics for a camera using this transformation,
-  // multiply (in order):
-  //   fixed_extrinsics
-  //   rotation around the Z axis by the turret angle
-  //   turret_extrinsics
-  turret_extrinsics:TransformationMatrix (id: 4);
-
-  // This is the standard OpenCV 5 parameter distortion coefficients
-  dist_coeffs:[float] (id: 5);
-
-  // Timestamp for when the calibration was taken on the realtime clock.
-  calibration_timestamp:int64 (id: 6);
-}
-
-// Calibration information for all the cameras we know about.
-table CalibrationData {
-  camera_calibrations:[CameraCalibration] (id: 0);
-}
-
-
-root_type CalibrationData;
diff --git a/y2022/vision/camera_reader.cc b/y2022/vision/camera_reader.cc
index 0af4afc..b64bc2b 100644
--- a/y2022/vision/camera_reader.cc
+++ b/y2022/vision/camera_reader.cc
@@ -8,11 +8,11 @@
 #include "aos/events/shm_event_loop.h"
 #include "aos/flatbuffer_merge.h"
 #include "aos/network/team_number.h"
+#include "frc971/vision/calibration_generated.h"
 #include "frc971/vision/v4l2_reader.h"
 #include "frc971/vision/vision_generated.h"
 #include "opencv2/imgproc.hpp"
 #include "y2022/vision/blob_detector.h"
-#include "y2022/vision/calibration_generated.h"
 
 DEFINE_string(image_png, "", "A set of PNG images");
 
diff --git a/y2022/vision/camera_reader.h b/y2022/vision/camera_reader.h
index 8317c09..c2d4f5f 100644
--- a/y2022/vision/camera_reader.h
+++ b/y2022/vision/camera_reader.h
@@ -11,11 +11,11 @@
 #include "aos/events/shm_event_loop.h"
 #include "aos/flatbuffer_merge.h"
 #include "aos/network/team_number.h"
+#include "frc971/vision/calibration_generated.h"
 #include "frc971/vision/v4l2_reader.h"
 #include "frc971/vision/vision_generated.h"
 #include "y2022/localizer/localizer_output_generated.h"
 #include "y2022/vision/calibration_data.h"
-#include "y2022/vision/calibration_generated.h"
 #include "y2022/vision/gpio.h"
 #include "y2022/vision/target_estimate_generated.h"
 #include "y2022/vision/target_estimator.h"
diff --git a/y2022/vision/target_estimate.fbs b/y2022/vision/target_estimate.fbs
index 3ba10f03..9ba2b11 100644
--- a/y2022/vision/target_estimate.fbs
+++ b/y2022/vision/target_estimate.fbs
@@ -1,4 +1,4 @@
-include "y2022/vision/calibration.fbs";
+include "frc971/vision/calibration.fbs";
 
 namespace y2022.vision;