vendor: OpenCV 5.0.0 snapshot at 755e50675d97db9b7d449d8bd6b09888646f6c6e

2026-08-22 00:11:13 +08:00
commit 12022378a3
3872 changed files with 2513409 additions and 0 deletions
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+import numpy as np
+import cv2 as cv
+
+# add some external resources
+cv.ovis.addResourceLocation("packs/Sinbad.zip")
+
+# camera intrinsics
+imsize = (800, 600)
+K = np.diag([800, 800, 1])
+K[:2, 2] = (400, 500) # offset pp
+
+# observer scene
+owin = cv.ovis.createWindow("VR", imsize)
+cv.ovis.createGridMesh("ground", (10, 10), (10, 10))
+owin.createEntity("ground", "ground", rot=(1.57, 0, 0))
+owin.createCameraEntity("cam", K, imsize, 5)
+owin.createEntity("sinbad", "Sinbad.mesh", tvec=(0, -5, 0), rot=(np.pi, 0, 0))  # externally defined mesh
+owin.createLightEntity("sun", (0, 0, -100))
+
+# setup and play idle animation
+owin.setEntityProperty("sinbad", cv.ovis.ENTITY_ANIMBLEND_MODE, 1) # 1 = cumulative
+owin.playEntityAnimation("sinbad", "IdleBase")
+owin.playEntityAnimation("sinbad", "IdleTop")
+
+# interaction scene
+iwin = cv.ovis.createWindow("AR", imsize, cv.ovis.SCENE_SEPARATE | cv.ovis.SCENE_INTERACTIVE)
+iwin.createEntity("sinbad", "Sinbad.mesh", tvec=(0, -5, 0), rot=(np.pi, 0, 0))
+iwin.createLightEntity("sun", (0, 0, -100))
+iwin.setCameraIntrinsics(K, imsize)
+
+while cv.ovis.waitKey(1) != 27:
+    R, t = iwin.getCameraPose()
+    owin.setEntityPose("cam", t, R)
+
+del iwin # must be destroyed in reverse creation order