topola/src/specctra/design.rs

747 lines
24 KiB
Rust

use std::collections::HashMap;
use geo::{point, Point, Rotate};
use thiserror::Error;
use crate::{
board::{mesadata::MesadataTrait, Board},
drawing::{dot::FixedDotWeight, seg::FixedSegWeight, Drawing},
layout::{zone::SolidZoneWeight, Layout},
math::Circle,
specctra::{
read,
mesadata::SpecctraMesadata,
structure::{self, Layer, Pcb, Shape, SpecctraFile},
},
};
#[derive(Error, Debug)]
pub enum LoadingError {
#[error(transparent)]
Io(#[from] std::io::Error),
#[error(transparent)]
Parse(#[from] read::ParseError),
}
#[derive(Debug)]
pub struct SpecctraDesign {
pcb: Pcb,
}
impl SpecctraDesign {
pub fn load_from_file(filename: &str) -> Result<Self, LoadingError> {
let file = std::fs::File::open(filename)?;
let reader = std::io::BufReader::new(file);
let mut list_reader = read::ListTokenizer::new(reader);
if let Ok(file) = list_reader.read_value::<structure::SpecctraFile>() {
//use super::structure::*;
// (this entire if let block does not belong here)
/*let ses_name = filename.replace(".dsn", ".ses");
let file2 = std::fs::File::create(ses_name).unwrap();
let writer = std::io::BufWriter::new(file2);
let mut list_writer = super::write::ListWriter::new(writer);
let mut net_outs = HashMap::<String, NetOut>::new();
for mut wire in dsn.pcb.wiring.wires {
// move wires to double check that importing the resulting file into KiCad does something
for point in &mut wire.path.coords {
point.x += 1000.0;
}
if let Some(net) = net_outs.get_mut(&wire.net) {
net.wire.push(wire);
} else {
net_outs.insert(
wire.net.clone(),
NetOut {
name: wire.net.clone(),
wire: vec![wire],
via: Vec::new(),
},
);
}
}
for via in dsn.pcb.wiring.vias {
if let Some(net) = net_outs.get_mut(&via.net) {
net.via.push(via);
} else {
net_outs.insert(
via.net.clone(),
NetOut {
name: via.net.clone(),
wire: Vec::new(),
via: vec![via],
},
);
}
}
// build a basic .ses file from what was loaded
let ses = SesFile {
session: Session {
id: "ID".to_string(),
routes: Routes {
resolution: Resolution {
unit: "um".into(),
// TODO: why does resolution need to be adjusted from what was imported?
value: 1.0,
},
library_out: Library {
images: Vec::new(),
padstacks: dsn.pcb.library.padstacks,
},
network_out: NetworkOut {
net: net_outs.into_values().collect(),
},
},
},
};*/
//println!("{:?}", list_writer.write_value(&ses));
Ok(Self { pcb: file.pcb })
} else {
todo!();
}
}
pub fn load_from_string(contents: String) -> Result<Self, LoadingError> {
/*let dsn = de::from_str::<DsnFile>(&contents)
.map_err(|err| LoadingError::Syntax(err))?
.pcb;
Ok(Self { pcb })*/
let mut list_reader = read::ListTokenizer::new(contents.as_bytes());
let dsn = list_reader.read_value::<structure::SpecctraFile>();
Ok(Self {
pcb: dsn.unwrap().pcb,
})
}
pub fn make_board(&self) -> Board<SpecctraMesadata> {
let mesadata = SpecctraMesadata::from_pcb(&self.pcb);
let mut board = Board::new(Layout::new(Drawing::new(
mesadata,
self.pcb.structure.layers.len(),
)));
// mapping of pin -> net prepared for adding pins
let pin_nets = HashMap::<String, usize>::from_iter(
self.pcb
.network
.nets
.iter()
.map(|net_pin_assignments| {
// resolve the id so we don't work with strings
let net = board
.layout()
.drawing()
.rules()
.netname_net(&net_pin_assignments.name)
.unwrap();
// take the list of pins
// and for each pin id output (pin id, net id)
net_pin_assignments
.pins
.names
.iter()
.map(move |pinname| (pinname.clone(), net))
})
// flatten the nested iters into a single stream of tuples
.flatten(),
);
// add pins from components
for component in &self.pcb.placement.components {
for place in &component.places {
let image = self
.pcb
.library
.images
.iter()
.find(|image| image.name == component.name)
.unwrap();
for pin in &image.pins {
let pinname = format!("{}-{}", place.name, pin.id);
let net = pin_nets.get(&pinname).unwrap();
let padstack = &self
.pcb
.library
.padstacks
.iter()
.find(|padstack| padstack.name == pin.name)
.unwrap();
for shape in padstack.shapes.iter() {
match shape {
Shape::Circle(circle) => {
let layer = Self::layer(
&mut board,
&self.pcb.structure.layers,
&circle.layer,
place.side == "front",
);
Self::add_circle(
&mut board,
(place.x as f64, place.y as f64).into(),
place.rotation as f64,
(pin.x as f64, pin.y as f64).into(),
pin.rotate.unwrap_or(0.0) as f64,
circle.diameter as f64 / 2.0,
layer as usize,
*net,
Some(pinname.clone()),
)
}
Shape::Rect(rect) => {
let layer = Self::layer(
&mut board,
&self.pcb.structure.layers,
&rect.layer,
place.side == "front",
);
Self::add_rect(
&mut board,
(place.x as f64, place.y as f64).into(),
place.rotation as f64,
(pin.x as f64, pin.y as f64).into(),
pin.rotate.unwrap_or(0.0) as f64,
rect.x1 as f64,
rect.y1 as f64,
rect.x2 as f64,
rect.y2 as f64,
layer as usize,
*net,
Some(pinname.clone()),
)
}
Shape::Path(path) => {
let layer = Self::layer(
&mut board,
&self.pcb.structure.layers,
&path.layer,
place.side == "front",
);
Self::add_path(
&mut board,
(place.x as f64, place.y as f64).into(),
place.rotation as f64,
(pin.x as f64, pin.y as f64).into(),
pin.rotate.unwrap_or(0.0) as f64,
&path.coords,
path.width as f64,
layer as usize,
*net,
Some(pinname.clone()),
)
}
Shape::Polygon(polygon) => {
let layer = Self::layer(
&mut board,
&self.pcb.structure.layers,
&polygon.layer,
place.side == "front",
);
Self::add_polygon(
&mut board,
(place.x as f64, place.y as f64).into(),
place.rotation as f64,
(pin.x as f64, pin.y as f64).into(),
pin.rotate.unwrap_or(0.0) as f64,
&polygon.coords,
polygon.width as f64,
layer as usize,
*net,
Some(pinname.clone()),
)
}
};
}
}
}
}
for via in &self.pcb.wiring.vias {
let net = board
.layout()
.drawing()
.rules()
.netname_net(&via.net)
.unwrap();
// find the padstack referenced by this via placement
let padstack = &self
.pcb
.library
.padstacks
.iter()
.find(|padstack| padstack.name == via.name)
.unwrap();
for shape in &padstack.shapes {
match shape {
Shape::Circle(circle) => {
let layer = Self::layer(
&mut board,
&self.pcb.structure.layers,
&circle.layer,
true,
);
Self::add_circle(
&mut board,
(0.0, 0.0).into(),
0.0,
(0.0, 0.0).into(),
0.0,
circle.diameter as f64 / 2.0,
layer as usize,
net,
None,
)
}
Shape::Rect(rect) => {
let layer =
Self::layer(&mut board, &self.pcb.structure.layers, &rect.layer, true);
Self::add_rect(
&mut board,
(0.0, 0.0).into(),
0.0,
(0.0, 0.0).into(),
0.0,
rect.x1 as f64,
rect.y1 as f64,
rect.x2 as f64,
rect.y2 as f64,
layer as usize,
net,
None,
)
}
Shape::Path(path) => {
let layer =
Self::layer(&mut board, &self.pcb.structure.layers, &path.layer, true);
Self::add_path(
&mut board,
(0.0, 0.0).into(),
0.0,
(0.0, 0.0).into(),
0.0,
&path.coords,
path.width as f64,
layer as usize,
net,
None,
)
}
Shape::Polygon(polygon) => {
let layer = Self::layer(
&mut board,
&self.pcb.structure.layers,
&polygon.layer,
true,
);
Self::add_polygon(
&mut board,
(0.0, 0.0).into(),
0.0,
(0.0, 0.0).into(),
0.0,
&polygon.coords,
polygon.width as f64,
layer as usize,
net,
None,
)
}
};
}
}
for wire in self.pcb.wiring.wires.iter() {
let layer = board
.layout()
.drawing()
.rules()
.layername_layer(&wire.path.layer)
.unwrap();
let net = board
.layout()
.drawing()
.rules()
.netname_net(&wire.net)
.unwrap();
Self::add_path(
&mut board,
(0.0, 0.0).into(),
0.0,
(0.0, 0.0).into(),
0.0,
&wire.path.coords,
wire.path.width as f64,
layer,
net,
None,
);
}
// The clones here are bad, we'll have something better later on.
let layername_to_layer = &board.layout().drawing().rules().layer_layername.clone();
for (layer, layername) in layername_to_layer.iter() {
board
.layout_mut()
.rules_mut()
.bename_layer(*layer, layername.to_string());
}
let netname_to_net = &board.layout().drawing().rules().net_netname.clone();
for (net, netname) in netname_to_net.iter() {
board
.layout_mut()
.rules_mut()
.bename_net(*net, netname.to_string());
}
board
}
fn layer(
board: &Board<SpecctraMesadata>,
layers: &Vec<Layer>,
layername: &str,
front: bool,
) -> usize {
let image_layer = board
.layout()
.drawing()
.rules()
.layername_layer(layername)
.unwrap();
if front {
image_layer as usize
} else {
layers.len() - image_layer as usize - 1
}
}
fn add_circle(
board: &mut Board<SpecctraMesadata>,
place_pos: Point,
place_rot: f64,
pin_pos: Point,
pin_rot: f64,
r: f64,
layer: usize,
net: usize,
maybe_pin: Option<String>,
) {
let circle = Circle {
pos: Self::pos(place_pos, place_rot, pin_pos, pin_rot, 0.0, 0.0),
r,
};
board.add_fixed_dot_infringably(
FixedDotWeight {
circle,
layer,
maybe_net: Some(net),
},
maybe_pin.clone(),
);
}
fn add_rect(
board: &mut Board<SpecctraMesadata>,
place_pos: Point,
place_rot: f64,
pin_pos: Point,
pin_rot: f64,
x1: f64,
y1: f64,
x2: f64,
y2: f64,
layer: usize,
net: usize,
maybe_pin: Option<String>,
) {
let zone = board.add_zone(
SolidZoneWeight {
layer,
maybe_net: Some(net),
}
.into(),
maybe_pin.clone(),
);
// Corners.
let dot_1_1 = board.add_zone_fixed_dot_infringably(
FixedDotWeight {
circle: Circle {
pos: Self::pos(place_pos, place_rot, pin_pos, pin_rot, x1, y1),
r: 0.5,
},
layer,
maybe_net: Some(net),
},
zone,
);
let dot_2_1 = board.add_zone_fixed_dot_infringably(
FixedDotWeight {
circle: Circle {
pos: Self::pos(place_pos, place_rot, pin_pos, pin_rot, x2, y1),
r: 0.5,
},
layer,
maybe_net: Some(net),
},
zone,
);
let dot_2_2 = board.add_zone_fixed_dot_infringably(
FixedDotWeight {
circle: Circle {
pos: Self::pos(place_pos, place_rot, pin_pos, pin_rot, x2, y2),
r: 0.5,
},
layer,
maybe_net: Some(net),
},
zone,
);
let dot_1_2 = board.add_zone_fixed_dot_infringably(
FixedDotWeight {
circle: Circle {
pos: Self::pos(place_pos, place_rot, pin_pos, pin_rot, x1, y2),
r: 0.5,
},
layer,
maybe_net: Some(net),
},
zone,
);
// Sides.
board.add_zone_fixed_seg_infringably(
dot_1_1,
dot_2_1,
FixedSegWeight {
width: 1.0,
layer,
maybe_net: Some(net),
},
zone,
);
board.add_zone_fixed_seg_infringably(
dot_2_1,
dot_2_2,
FixedSegWeight {
width: 1.0,
layer,
maybe_net: Some(net),
},
zone,
);
board.add_zone_fixed_seg_infringably(
dot_2_2,
dot_1_2,
FixedSegWeight {
width: 1.0,
layer,
maybe_net: Some(net),
},
zone,
);
board.add_zone_fixed_seg_infringably(
dot_1_2,
dot_1_1,
FixedSegWeight {
width: 1.0,
layer,
maybe_net: Some(net),
},
zone,
);
}
fn add_path(
board: &mut Board<SpecctraMesadata>,
place_pos: Point,
place_rot: f64,
pin_pos: Point,
pin_rot: f64,
coords: &Vec<structure::Point>,
width: f64,
layer: usize,
net: usize,
maybe_pin: Option<String>,
) {
// add the first coordinate in the wire path as a dot and save its index
let mut prev_pos = Self::pos(
place_pos,
place_rot,
pin_pos,
pin_rot,
coords[0].x as f64,
coords[0].y as f64,
);
let mut prev_index = board.add_fixed_dot_infringably(
FixedDotWeight {
circle: Circle {
pos: prev_pos,
r: width / 2.0,
},
layer,
maybe_net: Some(net),
},
maybe_pin.clone(),
);
// iterate through path coords starting from the second
for coord in coords.iter().skip(1) {
let pos = Self::pos(
place_pos,
place_rot,
pin_pos,
pin_rot,
coord.x as f64,
coord.y as f64,
);
if pos == prev_pos {
continue;
}
let index = board.add_fixed_dot_infringably(
FixedDotWeight {
circle: Circle {
pos,
r: width / 2.0,
},
layer,
maybe_net: Some(net),
},
maybe_pin.clone(),
);
// add a seg between the current and previous coords
let _ = board.add_fixed_seg_infringably(
prev_index,
index,
FixedSegWeight {
width,
layer,
maybe_net: Some(net),
},
maybe_pin.clone(),
);
prev_index = index;
prev_pos = pos;
}
}
fn add_polygon(
board: &mut Board<SpecctraMesadata>,
place_pos: Point,
place_rot: f64,
pin_pos: Point,
pin_rot: f64,
coords: &Vec<structure::Point>,
width: f64,
layer: usize,
net: usize,
maybe_pin: Option<String>,
) {
let zone = board.add_zone(
SolidZoneWeight {
layer,
maybe_net: Some(net),
}
.into(),
maybe_pin.clone(),
);
// add the first coordinate in the wire path as a dot and save its index
let mut prev_index = board.add_zone_fixed_dot_infringably(
FixedDotWeight {
circle: Circle {
pos: Self::pos(
place_pos,
place_rot,
pin_pos,
pin_rot,
coords[0].x as f64,
coords[0].y as f64,
),
r: width / 2.0,
},
layer,
maybe_net: Some(net),
},
// TODO: This manual retagging shouldn't be necessary, `.into()` should suffice.
//GenericIndex::new(zone.node_index()).into(),
zone,
);
// iterate through path coords starting from the second
for coord in coords.iter().skip(1) {
let index = board.add_zone_fixed_dot_infringably(
FixedDotWeight {
circle: Circle {
pos: Self::pos(
place_pos,
place_rot,
pin_pos,
pin_rot,
coord.x as f64,
coord.y as f64,
)
.into(),
r: width / 2.0,
},
layer,
maybe_net: Some(net),
},
// TODO: This manual retagging shouldn't be necessary, `.into()` should suffice.
zone,
);
// add a seg between the current and previous coords
let _ = board.add_zone_fixed_seg_infringably(
prev_index,
index,
FixedSegWeight {
width,
layer,
maybe_net: Some(net),
},
// TODO: This manual retagging shouldn't be necessary, `.into()` should suffice.
zone,
);
prev_index = index;
}
}
fn pos(
place_pos: Point,
place_rot: f64,
pin_pos: Point,
pin_rot: f64,
x: f64,
y: f64,
) -> Point {
let pos = (point! {x: x, y: y} + pin_pos).rotate_around_point(pin_rot, pin_pos);
(pos + place_pos).rotate_around_point(place_rot, place_pos)
}
}