72 lines
1.6 KiB
Rust
72 lines
1.6 KiB
Rust
//! `Light` type.
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use super::pnts;
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use crate::{bin::OptU16,
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err::*,
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fixed::{Angle, Fixed, Unit},
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xfer::TransferMode};
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/// Reads a `medi` chunk.
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pub fn read(b: &[u8]) -> ResultS<(Media, usize)>
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{
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read_data! {
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endian: BIG, buf: b, size: 32, start: 0, data {
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let mtype = u16[0] enum MediaType;
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let flags = u8[3] flag MediaFlags;
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let control = u16[4];
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let dir = Angle[6];
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let mag = Unit[8];
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let hei_lo = Unit[10];
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let hei_hi = Unit[12];
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let orig = pnts::read_o[14; 4];
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let hei_nrm = Unit[18];
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let min_lt = Fixed[20];
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let texture = OptU16[24];
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let xfer = u16[26] enum TransferMode;
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}
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}
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Ok((Media{mtype, flags, control, dir, mag, hei_lo, hei_hi, orig, hei_nrm,
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min_lt, texture, xfer}, 32))
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}
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/// A media, as in a part of a polygon which goes up the middle of the wall.
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#[cfg_attr(feature = "serde_obj", derive(serde::Serialize))]
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#[derive(Clone, Debug, Eq, PartialEq)]
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pub struct Media {
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pub mtype: MediaType,
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pub flags: MediaFlags,
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pub control: u16,
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pub dir: Angle,
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pub mag: Unit,
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pub hei_lo: Unit,
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pub hei_hi: Unit,
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pub orig: pnts::Point,
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pub hei_nrm: Unit,
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pub min_lt: Fixed,
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pub texture: OptU16,
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pub xfer: TransferMode,
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}
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c_enum! {
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/// The liquid type of a `Media`.
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#[cfg_attr(feature = "serde_obj", derive(serde::Serialize))]
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pub enum MediaType: u16 {
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Water = 0,
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Lava = 1,
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Goo = 2,
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Sewage = 3,
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Jjaro = 4,
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}
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}
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c_bitfield! {
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/// Flags for `Media`.
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#[cfg_attr(feature = "serde_obj", derive(serde::Serialize))]
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pub struct MediaFlags: u8 {
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OBSTRUCT = 0,
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}
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}
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// EOF
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