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fix: Flip by X instead of rotating by 180 degrees 

Obviously -- flip is undone by a flip, not a rotation. This corrects the
previous commit.
This commit is contained in:
Mikolaj Wielgus 2025-08-11 21:15:40 +02:00
parent b7a5d2ccb8
commit 987a4c6e9e
2 changed files with 28 additions and 14 deletions
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2
crates/specctra-core/src/structure.rs
View File

@ -239,7 +239,7 @@ impl Place {
pub fn point_with_rotation(&self) -> PointWithRotation {
PointWithRotation {
pos: (self.x, self.y).into(),
rot: self.rotation + (self.side == "back").then_some(180.0).unwrap_or(0.0),
rot: self.rotation,
}
}
}

40
src/specctra/design.rs
View File

@ -8,7 +8,7 @@
use std::collections::{btree_map::Entry as BTreeMapEntry, BTreeMap};
use geo::{point, Point, Rotate};
use geo::{Point, Rotate};
use crate::{
board::{edit::BoardEdit, AccessMesadata, Board},
@ -252,6 +252,7 @@ impl SpecctraDesign {
layer,
net,
Some(pinname.clone()),
!place_side_is_front,
)
}
Shape::Rect(rect) => {
@ -268,6 +269,7 @@ impl SpecctraDesign {
layer,
net,
Some(pinname.clone()),
!place_side_is_front,
)
}
Shape::Path(path) => {
@ -282,6 +284,7 @@ impl SpecctraDesign {
layer,
net,
Some(pinname.clone()),
!place_side_is_front,
)
}
Shape::Polygon(polygon) => {
@ -296,6 +299,7 @@ impl SpecctraDesign {
layer,
net,
Some(pinname.clone()),
!place_side_is_front,
)
}
};
@ -328,6 +332,7 @@ impl SpecctraDesign {
layer,
net,
None,
false,
)
}
Shape::Rect(rect) => {
@ -344,6 +349,7 @@ impl SpecctraDesign {
layer,
net,
None,
false,
)
}
Shape::Path(path) => {
@ -358,6 +364,7 @@ impl SpecctraDesign {
layer,
net,
None,
false,
)
}
Shape::Polygon(polygon) => {
@ -372,6 +379,7 @@ impl SpecctraDesign {
layer,
net,
None,
false,
)
}
};
@ -397,6 +405,7 @@ impl SpecctraDesign {
layer,
net,
None,
false,
);
}
@ -432,9 +441,10 @@ impl SpecctraDesign {
layer: usize,
maybe_net: Option<usize>,
maybe_pin: Option<String>,
flip: bool,
) {
let circle = Circle {
pos: Self::pos(place, pin, 0.0, 0.0),
pos: Self::pos(place, pin, 0.0, 0.0, flip),
r,
};
@ -461,13 +471,14 @@ impl SpecctraDesign {
layer: usize,
maybe_net: Option<usize>,
maybe_pin: Option<String>,
flip: bool,
) {
// Corners.
let dot_1_1 = board.add_fixed_dot_infringably(
recorder,
FixedDotWeight(GeneralDotWeight {
circle: Circle {
pos: Self::pos(place, pin, x1, y1),
pos: Self::pos(place, pin, x1, y1, flip),
r: 0.5,
},
layer,
@ -479,7 +490,7 @@ impl SpecctraDesign {
recorder,
FixedDotWeight(GeneralDotWeight {
circle: Circle {
pos: Self::pos(place, pin, x2, y1),
pos: Self::pos(place, pin, x2, y1, flip),
r: 0.5,
},
layer,
@ -491,7 +502,7 @@ impl SpecctraDesign {
recorder,
FixedDotWeight(GeneralDotWeight {
circle: Circle {
pos: Self::pos(place, pin, x2, y2),
pos: Self::pos(place, pin, x2, y2, flip),
r: 0.5,
},
layer,
@ -503,7 +514,7 @@ impl SpecctraDesign {
recorder,
FixedDotWeight(GeneralDotWeight {
circle: Circle {
pos: Self::pos(place, pin, x1, y2),
pos: Self::pos(place, pin, x1, y2, flip),
r: 0.5,
},
layer,
@ -584,9 +595,10 @@ impl SpecctraDesign {
layer: usize,
maybe_net: Option<usize>,
maybe_pin: Option<String>,
flip: bool,
) {
// add the first coordinate in the wire path as a dot and save its index
let mut prev_pos = Self::pos(place, pin, coords[0].x, coords[0].y);
let mut prev_pos = Self::pos(place, pin, coords[0].x, coords[0].y, flip);
let mut prev_index = board.add_fixed_dot_infringably(
recorder,
FixedDotWeight(GeneralDotWeight {
@ -602,7 +614,7 @@ impl SpecctraDesign {
// iterate through path coords starting from the second
for coord in coords.iter().skip(1) {
let pos = Self::pos(place, pin, coord.x, coord.y);
let pos = Self::pos(place, pin, coord.x, coord.y, flip);
if pos == prev_pos {
continue;
@ -649,6 +661,7 @@ impl SpecctraDesign {
layer: usize,
maybe_net: Option<usize>,
maybe_pin: Option<String>,
flip: bool,
) {
let mut nodes = Vec::with_capacity(coords.len() * 2 - 1);
@ -657,7 +670,7 @@ impl SpecctraDesign {
recorder,
FixedDotWeight(GeneralDotWeight {
circle: Circle {
pos: Self::pos(place, pin, coords[0].x, coords[0].y),
pos: Self::pos(place, pin, coords[0].x, coords[0].y, flip),
r: width / 2.0,
},
layer,
@ -686,7 +699,7 @@ impl SpecctraDesign {
recorder,
FixedDotWeight(GeneralDotWeight {
circle: Circle {
pos: Self::pos(place, pin, coord.x, coord.y),
pos: Self::pos(place, pin, coord.x, coord.y, flip),
r: width / 2.0,
},
layer,
@ -721,8 +734,9 @@ impl SpecctraDesign {
);
}
fn pos(place: PointWithRotation, pin: PointWithRotation, 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)
fn pos(place: PointWithRotation, pin: PointWithRotation, x: f64, y: f64, flip: bool) -> Point {
let pos = (Point::new(x, y) + pin.pos).rotate_around_point(pin.rot, pin.pos);
(place.pos + flip.then_some(Point::new(-pos.x(), pos.y())).unwrap_or(pos))
.rotate_around_point(place.rot, place.pos)
}
}