hrxdb 0.2.0

A GPU-powered vector database for unified-memory systems, built on HRX and Loom
Documentation 
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//! Kernel source is authored in Loom; Rust supplies only specialization values.
use crate::ScanConfig;
use hrx::loom::Specialization;
pub const SCAN: &str = include_str!("../kernels/scan_family.loom");
pub const SELECT: &str = include_str!("../kernels/select_family.loom");
pub const SORT: &str = include_str!("../kernels/sort_family.loom");
pub const MASK: &str = include_str!("../kernels/mask.loom");
pub const BATCH_SCAN: &str = include_str!("../kernels/batch_scan.loom");
pub fn named_spec(symbol: &str) -> Specialization {
    let mut spec = Specialization::new(symbol);
    if ["sort_select", "sorted_merge"].contains(&symbol) {
        spec.set_config("db.batch", "1");
        spec.set_config("db.select.limit", (1usize << 30).to_string());
        spec.set_config("db.merge.planar", "0");
    }
    spec.set_report(true);
    spec
}
pub fn scan_spec(n: usize, d: usize, c: ScanConfig, control: bool) -> Specialization {
    let mut spec = Specialization::new("scan");
    for (key, value) in [
        ("db.scan.count", n),
        ("db.scan.dimensions", d),
        ("db.scan.threads", c.threads),
        ("db.scan.rows", c.rows_per_wave),
        ("db.scan.width", c.load_width),
        ("db.scan.mode", usize::from(control)),
    ] {
        spec.set_config(key, value.to_string());
    }
    spec.set_report(true);
    spec
}
pub fn select_spec(first: bool) -> Specialization {
    let mut spec = Specialization::new("select");
    spec.set_config("db.select.first", usize::from(first).to_string());
    spec.set_config("db.batch", "1");
    spec.set_config("db.select.limit", (1usize << 30).to_string());
    spec.set_report(true);
    spec
}