update README

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0nhc
2024-11-03 04:11:36 -06:00
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# Roadmap
* GS-Net filter aligned with VGN
# Updated installation steps fo my PC environment # Updated installation steps fo my PC environment
## Prerequisites
* `Ubuntu 20.04`
* `CUDA 12.1`
* `ROS Noetic`. Recommended installation method: [小鱼一键安装](https://fishros.org.cn/forum/topic/20/%E5%B0%8F%E9%B1%BC%E7%9A%84%E4%B8%80%E9%94%AE%E5%AE%89%E8%A3%85%E7%B3%BB%E5%88%97/1?lang=en-US)
* `GS-Net`: My [GS-net repo](https://github.com/0nhc/GS-Net). Run: `python flask_server.py`
## Installation
```sh ```sh
# Install Active Grasp # Install Active Grasp
sudo apt install liborocos-kdl-dev sudo apt install liborocos-kdl-dev
@@ -24,23 +27,45 @@ rosdep install --from-paths src --ignore-src -r -y
catkin build catkin build
# Install Active Perception # Install Active Perception
cd <path-to-your-ws>/src/active_grasp/src/active_grasp/active_perception/modules/module_lib/pointnet2_utils/pointnet2 cd ws/src/active_grasp/src/active_grasp/active_perception/modules/module_lib/pointnet2_utils/pointnet2
pip install -e . pip install -e .
``` ```
# Updated Features ## Quick Start
* Added our baseline: src/active_grasp/active_perception_policy.py ```sh
* Added RGB and Segmentation image publishers. The segmentation ID 1 corresponds to the grasping target object. # Terminal 1
conda activate active_grasp
cd ws
source devel/setup.bash
roslaunch active_grasp env.launch sim:=true
# Terminal 2
conda activate active_grasp
cd ws
source devel/setup.bash
cd src/active_grasp
python3 scripts/run.py ap-single-view
```
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# Closed-Loop Next-Best-View Planning for Target-Driven Grasping # Closed-Loop Next-Best-View Planning for Target-Driven Grasping

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bt_sim: bt_sim:
gui: True gui: True
gripper_force: 100 gripper_force: 100
# scene: random scene: random
# scene: manual # scene: manual
scene: $(find active_grasp)/cfg/sim/challenging_scene_4.yaml # scene: $(find active_grasp)/cfg/sim/challenging_scene_4.yaml
hw: hw:
roi_calib_file: $(find active_grasp)/cfg/hw/T_base_tag.txt roi_calib_file: $(find active_grasp)/cfg/hw/T_base_tag.txt

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@@ -63,136 +63,6 @@ class RealTime3DVisualizer:
plt.pause(0.001) plt.pause(0.001)
# class ActivePerceptionMultiViewPolicy(MultiViewPolicy):
# def __init__(self):
# super().__init__()
# self.max_views = rospy.get_param("ap_grasp/max_views")
# self.ap_config_path = rospy.get_param("ap_grasp/ap_config_path")
# self.max_inference_num = rospy.get_param("ap_grasp/max_inference_num")
# self.ap_inference_engine = APInferenceEngine(self.ap_config_path)
# self.pcdvis = RealTime3DVisualizer()
# def update(self, img, seg, target_id, x, q):
# if len(self.views) > self.max_views or self.best_grasp_prediction_is_stable():
# self.done = True
# else:
# with Timer("state_update"):
# self.integrate(img, x, q)
# # When policy hasn't produced an available grasp
# c = 0
# while(c < self.max_inference_num):
# # Inference with our model
# target_points, scene_points = self.depth_image_to_ap_input(img, seg, target_id)
# ap_input = {'target_pts': target_points,
# 'scene_pts': scene_points}
# ap_output = self.ap_inference_engine.inference(ap_input)
# c += 1
# delta_rot_6d = ap_output['estimated_delta_rot_6d']
# current_cam_pose = torch.from_numpy(x.as_matrix()).float().to("cuda:0")
# est_delta_rot_mat = self.rotation_6d_to_matrix_tensor_batch(delta_rot_6d)[0]
# look_at_center = torch.from_numpy(self.bbox.center).float().to("cuda:0")
# nbv_tensor = self.get_transformed_mat(current_cam_pose,
# est_delta_rot_mat,
# look_at_center)
# nbv_numpy = nbv_tensor.cpu().numpy()
# nbv_transform = Transform.from_matrix(nbv_numpy)
# x_d = nbv_transform
# # Check if this pose available
# if(self.solve_cam_ik(self.q0, x_d)):
# self.x_d = x_d
# self.updated = True
# print("Found an NBV!")
# break
# def vis_cam_pose(self, x):
# # Integrate
# self.views.append(x)
# self.vis.path(self.base_frame, self.intrinsic, self.views)
# def vis_scene_cloud(self, img, x):
# self.tsdf.integrate(img, self.intrinsic, x.inv() * self.T_base_task)
# scene_cloud = self.tsdf.get_scene_cloud()
# self.vis.scene_cloud(self.task_frame, np.asarray(scene_cloud.points))
# def rotation_6d_to_matrix_tensor_batch(self, d6: torch.Tensor) -> torch.Tensor:
# a1, a2 = d6[..., :3], d6[..., 3:]
# b1 = F.normalize(a1, dim=-1)
# b2 = a2 - (b1 * a2).sum(-1, keepdim=True) * b1
# b2 = F.normalize(b2, dim=-1)
# b3 = torch.cross(b1, b2, dim=-1)
# return torch.stack((b1, b2, b3), dim=-2)
# def get_transformed_mat(self, src_mat, delta_rot, target_center_w):
# src_rot = src_mat[:3, :3]
# dst_rot = src_rot @ delta_rot.T
# dst_mat = torch.eye(4).to(dst_rot.device)
# dst_mat[:3, :3] = dst_rot
# distance = torch.norm(target_center_w - src_mat[:3, 3])
# z_axis_camera = dst_rot[:3, 2].reshape(-1)
# new_camera_position_w = target_center_w - distance * z_axis_camera
# dst_mat[:3, 3] = new_camera_position_w
# return dst_mat
# def depth_image_to_ap_input(self, depth_img, seg_img, target_id):
# target_points = []
# scene_points = []
# K = self.intrinsic.K
# depth_shape = depth_img.shape
# seg_shape = seg_img.shape
# if(depth_shape == seg_shape):
# img_shape = depth_shape
# else:
# print("Depth image shape and segmentation image shape are not the same")
# return None
# # Convert depth image to 3D points
# u_indices , v_indices = np.meshgrid(np.arange(img_shape[1]), np.arange(img_shape[0]))
# x_factors = (u_indices - K[0, 2]) / K[0, 0]
# y_factors = (v_indices - K[1, 2]) / K[1, 1]
# z_mat = depth_img
# x_mat = x_factors * z_mat
# y_mat = y_factors * z_mat
# for i in range(img_shape[0]):
# for j in range(img_shape[1]):
# seg_id = seg_img[i, j]
# x = x_mat[i][j]
# y = y_mat[i][j]
# z = z_mat[i][j]
# if(int(seg_id) == int(target_id)):
# # This pixel belongs to the target object to be grasped
# target_points.append([x,y,z])
# else:
# # This pixel belongs to the scene
# scene_points.append([x,y,z])
# target_points = np.asarray(target_points)
# target_points = target_points.reshape(1, target_points.shape[0], 3)
# # self.pcdvis.update_points(target_points)
# target_points = torch.from_numpy(target_points).float().to("cuda:0")
# scene_points = np.asarray(scene_points)
# scene_points = scene_points.reshape(1, scene_points.shape[0], 3)
# scene_points = torch.from_numpy(scene_points).float().to("cuda:0")
# return target_points, scene_points
# def best_grasp_prediction_is_stable(self):
# if self.best_grasp:
# t = (self.T_task_base * self.best_grasp.pose).translation
# i, j, k = (t / self.tsdf.voxel_size).astype(int)
# qs = self.qual_hist[:, i, j, k]
# if np.count_nonzero(qs) == self.T and np.mean(qs) > 0.9:
# return True
# return False
class ActivePerceptionSingleViewPolicy(SingleViewPolicy): class ActivePerceptionSingleViewPolicy(SingleViewPolicy):
def __init__(self, flask_base_url="http://127.0.0.1:5000"): def __init__(self, flask_base_url="http://127.0.0.1:5000"):
super().__init__() super().__init__()

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src/active_grasp/legacy.py Normal file
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# class ActivePerceptionMultiViewPolicy(MultiViewPolicy):
# def __init__(self):
# super().__init__()
# self.max_views = rospy.get_param("ap_grasp/max_views")
# self.ap_config_path = rospy.get_param("ap_grasp/ap_config_path")
# self.max_inference_num = rospy.get_param("ap_grasp/max_inference_num")
# self.ap_inference_engine = APInferenceEngine(self.ap_config_path)
# self.pcdvis = RealTime3DVisualizer()
# def update(self, img, seg, target_id, x, q):
# if len(self.views) > self.max_views or self.best_grasp_prediction_is_stable():
# self.done = True
# else:
# with Timer("state_update"):
# self.integrate(img, x, q)
# # When policy hasn't produced an available grasp
# c = 0
# while(c < self.max_inference_num):
# # Inference with our model
# target_points, scene_points = self.depth_image_to_ap_input(img, seg, target_id)
# ap_input = {'target_pts': target_points,
# 'scene_pts': scene_points}
# ap_output = self.ap_inference_engine.inference(ap_input)
# c += 1
# delta_rot_6d = ap_output['estimated_delta_rot_6d']
# current_cam_pose = torch.from_numpy(x.as_matrix()).float().to("cuda:0")
# est_delta_rot_mat = self.rotation_6d_to_matrix_tensor_batch(delta_rot_6d)[0]
# look_at_center = torch.from_numpy(self.bbox.center).float().to("cuda:0")
# nbv_tensor = self.get_transformed_mat(current_cam_pose,
# est_delta_rot_mat,
# look_at_center)
# nbv_numpy = nbv_tensor.cpu().numpy()
# nbv_transform = Transform.from_matrix(nbv_numpy)
# x_d = nbv_transform
# # Check if this pose available
# if(self.solve_cam_ik(self.q0, x_d)):
# self.x_d = x_d
# self.updated = True
# print("Found an NBV!")
# break
# def vis_cam_pose(self, x):
# # Integrate
# self.views.append(x)
# self.vis.path(self.base_frame, self.intrinsic, self.views)
# def vis_scene_cloud(self, img, x):
# self.tsdf.integrate(img, self.intrinsic, x.inv() * self.T_base_task)
# scene_cloud = self.tsdf.get_scene_cloud()
# self.vis.scene_cloud(self.task_frame, np.asarray(scene_cloud.points))
# def rotation_6d_to_matrix_tensor_batch(self, d6: torch.Tensor) -> torch.Tensor:
# a1, a2 = d6[..., :3], d6[..., 3:]
# b1 = F.normalize(a1, dim=-1)
# b2 = a2 - (b1 * a2).sum(-1, keepdim=True) * b1
# b2 = F.normalize(b2, dim=-1)
# b3 = torch.cross(b1, b2, dim=-1)
# return torch.stack((b1, b2, b3), dim=-2)
# def get_transformed_mat(self, src_mat, delta_rot, target_center_w):
# src_rot = src_mat[:3, :3]
# dst_rot = src_rot @ delta_rot.T
# dst_mat = torch.eye(4).to(dst_rot.device)
# dst_mat[:3, :3] = dst_rot
# distance = torch.norm(target_center_w - src_mat[:3, 3])
# z_axis_camera = dst_rot[:3, 2].reshape(-1)
# new_camera_position_w = target_center_w - distance * z_axis_camera
# dst_mat[:3, 3] = new_camera_position_w
# return dst_mat
# def depth_image_to_ap_input(self, depth_img, seg_img, target_id):
# target_points = []
# scene_points = []
# K = self.intrinsic.K
# depth_shape = depth_img.shape
# seg_shape = seg_img.shape
# if(depth_shape == seg_shape):
# img_shape = depth_shape
# else:
# print("Depth image shape and segmentation image shape are not the same")
# return None
# # Convert depth image to 3D points
# u_indices , v_indices = np.meshgrid(np.arange(img_shape[1]), np.arange(img_shape[0]))
# x_factors = (u_indices - K[0, 2]) / K[0, 0]
# y_factors = (v_indices - K[1, 2]) / K[1, 1]
# z_mat = depth_img
# x_mat = x_factors * z_mat
# y_mat = y_factors * z_mat
# for i in range(img_shape[0]):
# for j in range(img_shape[1]):
# seg_id = seg_img[i, j]
# x = x_mat[i][j]
# y = y_mat[i][j]
# z = z_mat[i][j]
# if(int(seg_id) == int(target_id)):
# # This pixel belongs to the target object to be grasped
# target_points.append([x,y,z])
# else:
# # This pixel belongs to the scene
# scene_points.append([x,y,z])
# target_points = np.asarray(target_points)
# target_points = target_points.reshape(1, target_points.shape[0], 3)
# # self.pcdvis.update_points(target_points)
# target_points = torch.from_numpy(target_points).float().to("cuda:0")
# scene_points = np.asarray(scene_points)
# scene_points = scene_points.reshape(1, scene_points.shape[0], 3)
# scene_points = torch.from_numpy(scene_points).float().to("cuda:0")
# return target_points, scene_points
# def best_grasp_prediction_is_stable(self):
# if self.best_grasp:
# t = (self.T_task_base * self.best_grasp.pose).translation
# i, j, k = (t / self.tsdf.voxel_size).astype(int)
# qs = self.qual_hist[:, i, j, k]
# if np.count_nonzero(qs) == self.T and np.mean(qs) > 0.9:
# return True
# return False