提交测试

examples/recipes/camera/camera_movement.py

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+# ==============================================================================================================
+# The following snippet demonstrates how to manipulate kaolin's camera.
+# ==============================================================================================================
+
+import torch
+from kaolin.render.camera import Camera
+
+
+camera = Camera.from_args(
+    eye=torch.tensor([0.0, 0.0, -1.0]),
+    at=torch.tensor([0.0, 0.0, 0.0]),
+    up=torch.tensor([0.0, 1.0, 0.0]),
+    width=800, height=600,
+    fov=1.0,
+    device='cuda'
+)
+
+# Extrinsic rigid transformations managed by CameraExtrinsics
+camera.move_forward(amount=10.0)               # Translate forward in world coordinates (this is wisp's mouse zoom)
+camera.move_right(amount=-5.0)                 # Translate left in world coordinates
+camera.move_up(amount=5.0)                     # Translate up in world coordinates
+camera.rotate(yaw=0.1, pitch=0.02, roll=1.0)   # Rotate the camera
+
+# Intrinsic lens transformations managed by CameraIntrinsics
+# Zoom in to decrease field of view - for Orthographic projection the internal implementation differs
+# as there is no acual fov or depth concept (hence we use a "made up" fov distance parameter, see the projection matrix)
+camera.zoom(amount=0.5)