sample

taichi_glsl.sampling.sample(field: <taichi.lang.kernel_arguments.Template object at 0x7f9dc1a06bb0>, P)

Sampling a field with indices clampped into the field shape.

Parameters

• field – (Tensor) Specify the field to sample.

• P – (Vector) Specify the index in field.

Returns

The return value is calcuated as:

P = clamp(P, 0, vec(*field.shape) - 1)
return field[int(P)]