Function prepare_preprocess_pipelines

pub fn prepare_preprocess_pipelines(
    pipeline_cache: Res<'_, PipelineCache>,
    render_device: Res<'_, RenderDevice>,
    specialized_preprocess_pipelines: ResMut<'_, SpecializedComputePipelines<PreprocessPipeline>>,
    specialized_reset_indirect_batch_sets_pipelines: ResMut<'_, SpecializedComputePipelines<ResetIndirectBatchSetsPipeline>>,
    specialized_build_indirect_parameters_pipelines: ResMut<'_, SpecializedComputePipelines<BuildIndirectParametersPipeline>>,
    preprocess_pipelines: ResMut<'_, PreprocessPipelines>,
    gpu_preprocessing_support: Res<'_, GpuPreprocessingSupport>,
)

A system that specializes the mesh_preprocess.wgsl pipelines if necessary.