2019-02-09 11:02:23 -08:00
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//! Marathon Shapes format handling.
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2019-02-10 20:29:12 -08:00
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use crate::durandal::{bin::*, err::*, fx32::*, image::*, text::*};
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2019-02-09 11:02:23 -08:00
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use bitflags::bitflags;
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2019-02-10 20:29:12 -08:00
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fn color(b: &[u8]) -> ResultS<(usize, ColorShp)>
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2019-02-09 11:02:23 -08:00
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{
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2019-02-10 20:29:12 -08:00
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let l = c_byte(b, 0)?;
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let i = c_byte(b, 1)? as usize;
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let r = c_u16b(b, 2)?;
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let g = c_u16b(b, 4)?;
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let b = c_u16b(b, 6)?;
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let l = match l {
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128 => Ok(true),
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0 => Ok(false),
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_ => Err(err_msg("invalid flag in color")),
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}?;
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2019-02-09 11:02:23 -08:00
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2019-02-10 20:29:12 -08:00
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Ok((i, ColorShp::Opaque{r, g, b, l}))
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}
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2019-02-09 11:02:23 -08:00
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2019-02-10 20:33:38 -08:00
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fn clut_collection(b: &[u8],
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clr_num: usize,
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clu_num: usize)
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-> ResultS<Vec<Vec<ColorShp>>>
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2019-02-10 20:29:12 -08:00
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{
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let mut tables = vec![vec![ColorShp::Translucent; clr_num]; clu_num];
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let mut p = 0;
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for i in 0..clu_num {
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let clut = &mut tables[i];
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for j in 0..clr_num {
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let (i, cr) = color(c_data(b, p..)?)?;
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if i >= clr_num {
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bail!("invalid index");
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}
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clut[i] = cr;
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p += 8;
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}
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}
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Ok(tables)
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2019-02-09 11:02:23 -08:00
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}
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2019-02-10 20:29:12 -08:00
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/*
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2019-02-09 11:02:23 -08:00
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fn frame(b: &[u8]) -> ResultS<()>
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{
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2019-02-10 20:29:12 -08:00
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let flags = c_u16b(b, 0)?;
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let minlight = c_u32b(b, 2)?;
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let bmp_ind = c_u16b(b, 6)?;
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// orig_x = c_i16b(b, 8)?;
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// orig_y = c_i16b(b, 10)?;
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// key_x = c_i16b(b, 12)?;
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// key_y = c_i16b(b, 14)?;
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let wrl_l = c_i16b(b, 16)?;
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let wrl_r = c_i16b(b, 18)?;
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let wrl_t = c_i16b(b, 20)?;
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let wrl_b = c_i16b(b, 22)?;
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let wrl_x = c_i16b(b, 24)?;
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let wrl_y = c_i16b(b, 26)?;
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let flags = ok!(FrameFlags::from_bits(flags), "bad flag")?;
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2019-02-09 11:02:23 -08:00
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let minlight = Fx32::from_bits(minlight);
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dbg!(flags);
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dbg!(minlight);
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dbg!(bmp_ind);
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dbg!(wrl_l);
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dbg!(wrl_r);
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dbg!(wrl_t);
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dbg!(wrl_b);
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dbg!(wrl_x);
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dbg!(wrl_y);
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Ok(())
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}
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fn sequence(b: &[u8]) -> ResultS<()>
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{
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2019-02-10 20:29:12 -08:00
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// sq_type = c_u16b(b, 0)?;
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// flags = c_u16b(b, 2)?;
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let name = c_data(b, 4..38)?;
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let v_type = c_u16b(b, 38)?;
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let frames = c_u16b(b, 40)?;
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let ticks = c_u16b(b, 42)?;
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let key = c_u16b(b, 44)?;
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let xfer = c_u16b(b, 46)?;
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let xfer_pd = c_u16b(b, 48)?;
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let snd_beg = c_u16b(b, 50)?;
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let snd_key = c_u16b(b, 52)?;
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let snd_end = c_u16b(b, 54)?;
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// xform = c_u16b(b, 56)?;
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let loop_f = c_u16b(b, 58)?;
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let name = mac_roman_conv(ok!(pascal_str(name), "bad string")?);
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2019-02-09 11:02:23 -08:00
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let snd_beg = ObjID::from_repr(snd_beg);
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let snd_key = ObjID::from_repr(snd_key);
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let snd_end = ObjID::from_repr(snd_end);
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dbg!(name);
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dbg!(v_type);
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dbg!(frames);
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dbg!(ticks);
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dbg!(key);
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dbg!(xfer);
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dbg!(xfer_pd);
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dbg!(snd_beg);
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dbg!(snd_key);
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dbg!(snd_end);
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dbg!(loop_f);
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Ok(())
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}
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2019-02-10 20:29:12 -08:00
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*/
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2019-02-09 11:02:23 -08:00
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2019-02-10 20:29:12 -08:00
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fn collection(b: &[u8]) -> ResultS<Collection>
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2019-02-09 11:02:23 -08:00
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{
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2019-02-10 20:29:12 -08:00
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let version = c_u16b(b, 0)?;
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let cl_type = c_u16b(b, 2)?;
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// flags = c_u16b(b, 4)?;
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let clr_num = c_u16b(b, 6)? as usize;
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let clu_num = c_u16b(b, 8)? as usize;
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let clu_ofs = c_u32b(b, 10)? as usize;
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let seq_num = c_u16b(b, 14)? as usize;
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let seq_ofs = c_u32b(b, 16)? as usize;
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let frm_num = c_u16b(b, 20)? as usize;
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let frm_ofs = c_u32b(b, 22)? as usize;
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let bmp_num = c_u16b(b, 26)? as usize;
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let bmp_ofs = c_u32b(b, 28)? as usize;
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// xform = c_i16b(b, 30)?;
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let size = c_u32b(b, 32)? as usize;
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2019-02-09 11:02:23 -08:00
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let cl_type = CollectionType::from_repr(cl_type)?;
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if version != 3 {
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bail!("invalid collection version number");
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2019-02-09 11:02:23 -08:00
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}
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2019-02-10 20:29:12 -08:00
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/*
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2019-02-09 11:02:23 -08:00
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for i in 0..frm_num {
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let p = c_u32b(b, frm_ofs + 4 * i)? as usize;
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frame(c_data(b, p..)?)?;
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2019-02-09 11:02:23 -08:00
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}
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for i in 0..seq_num {
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let p = c_u32b(b, seq_ofs + 4 * i)? as usize;
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sequence(c_data(b, p..)?)?;
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2019-02-09 11:02:23 -08:00
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}
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2019-02-10 20:29:12 -08:00
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*/
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2019-02-09 11:02:23 -08:00
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2019-02-10 20:29:12 -08:00
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let tables = clut_collection(&b[clu_ofs..], clr_num, clu_num)?;
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Ok(Collection{clr_num, tables, bitmaps: Vec::new()})
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2019-02-09 11:02:23 -08:00
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}
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pub fn testfn_replaceme(b: &[u8]) -> ResultS<()>
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{
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for i in 0..32 {
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let p = 32 * i;
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2019-02-10 20:29:12 -08:00
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// status = c_u16b(b, p + 0)?;
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// flags = c_u16b(b, p + 2)?;
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let offset_lo = c_u32b(b, p + 4)? as usize;
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let length_lo = c_u32b(b, p + 8)? as usize;
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let offset_hi = c_u32b(b, p + 12)? as usize;
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let length_hi = c_u32b(b, p + 16)? as usize;
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2019-02-10 20:33:38 -08:00
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let collections =
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(if offset_lo != u32::max_value() as usize {
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Some(collection(c_data(b, offset_lo..offset_lo + length_lo)?)?)
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} else {
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None
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},
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if offset_hi != u32::max_value() as usize {
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Some(collection(c_data(b, offset_hi..offset_hi + length_hi)?)?)
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} else {
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None
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});
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2019-02-10 20:29:12 -08:00
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dbg!(collections);
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}
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Ok(())
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}
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impl Image for ImageShp<'_>
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{
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type Output = ColorShp;
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fn w(&self) -> usize {self.w}
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fn h(&self) -> usize {self.h}
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fn cr_at(&self, x: usize, y: usize) -> Option<&ColorShp>
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{
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self.clut.get(*self.cr.get(x + y * self.w)? as usize)
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}
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}
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impl Color for ColorShp
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{
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type Comp = u16;
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const MAX: u32 = u16::max_value() as u32;
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fn r(&self) -> u16
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{
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match self {
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&ColorShp::Translucent => 0,
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&ColorShp::Opaque{r, ..} => r,
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2019-02-09 11:02:23 -08:00
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}
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2019-02-10 20:29:12 -08:00
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}
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fn g(&self) -> u16
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{
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match self {
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&ColorShp::Translucent => 0,
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&ColorShp::Opaque{g, ..} => g,
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2019-02-09 11:02:23 -08:00
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}
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}
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2019-02-10 20:29:12 -08:00
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fn b(&self) -> u16
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{
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match self {
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&ColorShp::Translucent => 0,
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&ColorShp::Opaque{b, ..} => b,
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}
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}
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fn a(&self) -> u16
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{
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match self {
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&ColorShp::Translucent => 0,
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&ColorShp::Opaque{..} => 255,
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}
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}
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}
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#[derive(Clone, Debug)]
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enum ColorShp
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{
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Translucent,
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2019-02-10 20:33:38 -08:00
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Opaque
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{
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2019-02-10 20:29:12 -08:00
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r: u16,
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g: u16,
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b: u16,
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l: bool,
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2019-02-10 20:33:38 -08:00
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},
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2019-02-10 20:29:12 -08:00
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}
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#[derive(Debug)]
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struct ImageShp<'a>
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{
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w: usize,
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h: usize,
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cr: Vec<u8>,
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clut: &'a [ColorShp],
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}
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#[derive(Debug)]
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struct Collection<'a>
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{
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clr_num: usize,
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tables: Vec<Vec<ColorShp>>,
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bitmaps: Vec<ImageShp<'a>>,
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2019-02-09 11:02:23 -08:00
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}
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bitflags! {
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pub struct FrameFlags: u16
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{
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const Obscure = 0x20_00;
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const FlipY = 0x40_00;
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const FlipX = 0x80_00;
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}
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}
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c_enum! {
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#[derive(Debug)]
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pub enum CollectionType: u16
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{
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0 => Unused,
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1 => Wall,
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2 => Object,
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3 => Interface,
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4 => Scenery,
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}
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}
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// EOF
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