70 lines
2.5 KiB
Rust
70 lines
2.5 KiB
Rust
//! MONKEY (post): `MonkeyZoneGrade.dbc`, the optional area-to-day/night LUT table.
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use anyhow::{Context, Result};
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use benilla_dbc::{FieldType, Schema, SchemaField};
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use crate::dbc::{f32_at, parse, str_at, u32_at};
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use crate::Chain;
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const TABLE: &str = "DBFilesClient\\MonkeyZoneGrade.dbc";
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/// One authored zone grade. Missing files and absent area rows are handled by the caller as the
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/// identity cube, so this type only represents complete rows.
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#[derive(Clone, Debug, PartialEq)]
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pub struct MonkeyZoneGrade {
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pub id: u32,
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pub area_id: u32,
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pub day_lut: String,
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pub night_lut: String,
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pub strength: f32,
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}
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#[derive(Clone, Debug, Default)]
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pub struct MonkeyZoneGrades {
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rows: Vec<MonkeyZoneGrade>,
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}
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impl MonkeyZoneGrades {
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pub fn for_area(&self, area_id: u32) -> Option<&MonkeyZoneGrade> {
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self.rows.iter().find(|row| row.area_id == area_id)
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}
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pub fn rows(&self) -> impl Iterator<Item = &MonkeyZoneGrade> {
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self.rows.iter()
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}
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}
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/// Read the five-column extension table through the same typed DBC parser as the stock tables.
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pub fn load_monkey_zone_grades(chain: &mut Chain) -> Result<MonkeyZoneGrades> {
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let bytes = chain
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.read_file(TABLE)
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.context("reading MonkeyZoneGrade.dbc")?;
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parse_monkey_zone_grades(&bytes)
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}
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/// Parse an in-memory extension table through the typed DBC reader. This is used for the loose
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/// capture patch; the MPQ-backed path above and this path therefore share the exact schema.
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pub fn parse_monkey_zone_grades(bytes: &[u8]) -> Result<MonkeyZoneGrades> {
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let mut schema = Schema::new("MonkeyZoneGrade");
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schema.add_field(SchemaField::new("ID", FieldType::UInt32));
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schema.add_field(SchemaField::new("AreaID", FieldType::UInt32));
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schema.add_field(SchemaField::new("DayLUT", FieldType::String));
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schema.add_field(SchemaField::new("NightLUT", FieldType::String));
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schema.add_field(SchemaField::new("Strength", FieldType::Float32));
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let records = parse(bytes, schema, "MonkeyZoneGrade.dbc")?;
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let rows = records
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.records()
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.iter()
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.filter_map(|record| {
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Some(MonkeyZoneGrade {
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id: u32_at(record, 0)?,
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area_id: u32_at(record, 1)?,
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day_lut: str_at(&records, record, 2)?,
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night_lut: str_at(&records, record, 3)?,
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strength: f32_at(record, 4).unwrap_or(0.0).clamp(0.0, 1.0),
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})
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})
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.collect();
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Ok(MonkeyZoneGrades { rows })
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}
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