Build a LinePickTSLNodes set from a plain IUniform record. Used
by the harness and the LINE_PICK_SOURCE ShaderSource factory in
shaders.ts — callers that don't own persistent
wrapper-side UniformNodes. Symmetric with
buildPointPickTSLNodesFromUniforms /
buildGSplatPickTSLNodesFromUniforms.
Build a
LinePickTSLNodesset from a plainIUniformrecord. Used by the harness and theLINE_PICK_SOURCEShaderSource factory inshaders.ts— callers that don't own persistent wrapper-sideUniformNodes. Symmetric withbuildPointPickTSLNodesFromUniforms/buildGSplatPickTSLNodesFromUniforms.