nbv_sim/active_grasp/baselines.py
2021-09-11 20:49:55 +02:00

30 lines
914 B
Python

import numpy as np
from .policy import SingleViewPolicy, MultiViewPolicy, compute_error
class InitialView(SingleViewPolicy):
def update(self, img, pose):
self.x_d = pose
super().update(img, pose)
class TopView(SingleViewPolicy):
def activate(self, bbox, view_sphere):
super().activate(bbox, view_sphere)
self.x_d = self.view_sphere.get_view(0.0, 0.0)
self.done = False if self.view_sphere.is_feasible(self.x_d) else True
class TopTrajectory(MultiViewPolicy):
def activate(self, bbox, view_sphere):
super().activate(bbox, view_sphere)
self.x_d = self.view_sphere.get_view(0.0, 0.0)
self.done = False if self.view_sphere.is_feasible(self.x_d) else True
def update(self, img, x):
self.integrate(img, x)
linear, _ = compute_error(self.x_d, x)
if np.linalg.norm(linear) < 0.02:
self.done = True