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0d37127299
- Fix opencv bunny path for viz sample 3 - Fix viz sample 2 for proper rotation based on video in here[1] [1]: https://docs.opencv.org/4.5.3/d8/df0/tutorial_widget_pose.html
35 lines
1.2 KiB
Python
35 lines
1.2 KiB
Python
import numpy as np
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import cv2 as cv
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my_window = cv.viz_Viz3d("Coordinate Frame")
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axe = cv.viz_WCoordinateSystem()
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axis = cv.viz_WLine((-1.0,-1.0,-1.0), (1.0,1.0,1.0), cv.viz_Color().green())
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axis.setRenderingProperty(cv.viz.LINE_WIDTH, 4.0);
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my_window.showWidget("axe",axis)
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plan = cv.viz_WPlane((-1.0,-1.0,-1.0), (1.0,.0,.0), (-.0,.0,-1.0))
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#my_window.showWidget("plan", plan)
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cube = cv.viz_WCube((0.5,0.5,0.0), (0.0,0.0,-0.5), True, cv.viz_Color().blue())
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my_window.showWidget("Cube Widget",cube)
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pi = np.arccos(-1)
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print("First event loop is over")
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my_window.spin()
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print("Second event loop is over")
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my_window.spinOnce(1, True)
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translation_phase = 0.0
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translation = 0.0
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rot_mat = np.zeros(shape=(3, 3), dtype=np.float32)
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rot_vec = np.zeros(shape=(1,3),dtype=np.float32)
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while not my_window.wasStopped():
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rot_vec[0, 0] += np.pi * 0.01
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rot_vec[0, 1] += np.pi * 0.01
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rot_vec[0, 2] += np.pi * 0.01
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translation_phase += pi * 0.01
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translation = np.sin(translation_phase)
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pose = cv.viz_Affine3d(rot_vec, (translation, translation, translation))
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my_window.setWidgetPose("Cube Widget",pose)
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my_window.spinOnce(1, True);
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print("Last event loop is over")
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