Blender's point cloud rendering (paper rendering)

blender 3.5

1. Import point cloud

1. Create new

2. Import point cloud

Paste the path to this location, press Enter,

select the point cloud file, Import PLY

3. Position move & zoom in and out

Position movement: select the point cloud, press S, and move the mouse;
zoom in and out: select the point cloud, press G, and move the mouse.

2. Geometry Nodes materialized point cloud

1. Create a new node

2. Materialization

Shift+A Left click on search

and drag the newly created node

to adjust the size of the point cloud ball

3. Add material to the materialized point cloud

Select point cloud color

Create a new set material node

Drag and select material

4. Set the rendering engine

Change to Cycles.

5. Align the viewing angle

1. Create a new ball

Press shift+A

2. Create camera perspective tracking

As shown in the figure below, left-click the yellow box on the right, move the mouse to the UV ball, and click the left button again.

At this time, the camera angle of view rotates with the ball.

3. Move the uv ball to the point cloud

3.1 Move left, pull out

3.2 Homing the centroid to the point cloud center

Select the point cloud, right click

3.3 Align the centroid of the UV ball with the centroid of the point cloud

Press Ctrl, left click on Sphere, then left click on source_trans, release Ctrl.
Right-click on the location in the diagram.

3.4 Turn off the rendering of the ball

6. Add planes and create shadows

1. Add a plane and zoom in.

2. Background transparency

3. Planar transparency