rtgs.scene

Gaussian splatting scene that implements ray cast Taichi function.

Module Contents

Classes

SceneHit	Scene hit information.
Stack
Scene	A Gaussian splatting scene representation.

Data

logger
vec_stack

API

rtgs.scene.logger = 'getLogger(...)'

class rtgs.scene.SceneHit

Scene hit information.

Parameters:

• gaussian_idx – index of the gaussian in the scene Gaussian field.

• intersections – the solution to Gaussian.hit(ray) as a vec2 interval.

gaussian_idx: int = None

intersections: taichi.math.vec2 = None

depth: int = None

rtgs.scene.vec_stack = 'vector(...)'

class rtgs.scene.Stack

Initialization

stack: rtgs.scene.vec_stack = None

top: int = None

size()

push(idx)

pop()

class rtgs.scene.Scene(max_num_node: int = 128, balance_weight: int = 1, leaf_prim=8)

A Gaussian splatting scene representation.

Parameters:

gaussian_field – a list of all the Gaussians in the scene.

Initialization

gaussian_field: taichi.StructField = None

bvh_field: taichi.StructField = None

max_num_node: int = None

balance_weight: int = None

leaf_prim: int = None

load_file(path: pathlib.Path, scale: float = 1)

Load ply or splt file as a Gaussian splatting scene.

Parameters:

path – ply or splt file path.

hit(ray)

Ray cast hit the Gaussian scene.

Parameters:

ray (Ray) – a camera ray.

Returns:

Scene hit info.

Return type:

SceneHit