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App: store assembly elements in slab

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This commit is contained in:
Aaron Fenyes 2024-09-22 02:21:45 -07:00
parent 78f8ef8215
commit d121385c18
5 changed files with 45 additions and 40 deletions
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1
app-proto/sketch-outline/Cargo.toml
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@ -12,6 +12,7 @@ itertools = "0.13.0"
js-sys = "0.3.70" js-sys = "0.3.70"
nalgebra = "0.33.0" nalgebra = "0.33.0"
rustc-hash = "2.0.0" rustc-hash = "2.0.0"
slab = "0.4.9"
sycamore = "0.9.0-beta.3" sycamore = "0.9.0-beta.3"
# The `console_error_panic_hook` crate provides better debugging of panics by # The `console_error_panic_hook` crate provides better debugging of panics by

8
app-proto/sketch-outline/src/assembly.rs
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@ -1,5 +1,5 @@
use nalgebra::DVector; use nalgebra::DVector;
use rustc_hash::FxHashMap; use slab::Slab;
use sycamore::reactive::Signal; use sycamore::reactive::Signal;
#[derive(Clone, PartialEq)] #[derive(Clone, PartialEq)]
@ -7,12 +7,12 @@ pub struct Element {
pub id: String, pub id: String,
pub label: String, pub label: String,
pub color: [f32; 3], pub color: [f32; 3],
pub rep: DVector<f64> pub rep: DVector<f64>,
pub key: usize
} }
// a complete, view-independent description of an assembly // a complete, view-independent description of an assembly
#[derive(Clone)] #[derive(Clone)]
pub struct Assembly { pub struct Assembly {
// the order of the elements is arbitrary, and it could change at any time pub elements: Signal<Slab<Element>>
pub elements: Signal<FxHashMap<String, Element>>
} }

6
app-proto/sketch-outline/src/display.rs
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@ -288,17 +288,17 @@ pub fn Display() -> View {
// get the assembly // get the assembly
let elements = state.assembly.elements.get_clone(); let elements = state.assembly.elements.get_clone();
let element_iter = (&elements).values(); let element_iter = (&elements).into_iter().map(|(_, elt)| elt);
let reps_world: Vec<_> = element_iter.clone().map(|elt| &assembly_to_world * &elt.rep).collect(); let reps_world: Vec<_> = element_iter.clone().map(|elt| &assembly_to_world * &elt.rep).collect();
let colors: Vec<_> = element_iter.clone().map(|elt| let colors: Vec<_> = element_iter.clone().map(|elt|
if state.selection.with(|sel| sel.contains(&elt.id)) { if state.selection.with(|sel| sel.contains(&elt.key)) {
elt.color.map(|ch| 0.2 + 0.8*ch) elt.color.map(|ch| 0.2 + 0.8*ch)
} else { } else {
elt.color elt.color
} }
).collect(); ).collect();
let highlights: Vec<_> = element_iter.map(|elt| let highlights: Vec<_> = element_iter.map(|elt|
if state.selection.with(|sel| sel.contains(&elt.id)) { if state.selection.with(|sel| sel.contains(&elt.key)) {
1.0_f32 1.0_f32
} else { } else {
HIGHLIGHT HIGHLIGHT

49
app-proto/sketch-outline/src/main.rs
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@ -3,7 +3,8 @@ mod display;
mod outline; mod outline;
use nalgebra::DVector; use nalgebra::DVector;
use rustc_hash::{FxHashMap, FxHashSet}; use rustc_hash::FxHashSet;
use slab::Slab;
use sycamore::prelude::*; use sycamore::prelude::*;
use assembly::{Assembly, Element}; use assembly::{Assembly, Element};
@ -13,50 +14,56 @@ use outline::Outline;
#[derive(Clone)] #[derive(Clone)]
struct AppState { struct AppState {
assembly: Assembly, assembly: Assembly,
selection: Signal<FxHashSet<String>> selection: Signal<FxHashSet<usize>>
} }
fn main() { fn main() {
sycamore::render(|| { sycamore::render(|| {
let state = AppState { let state = AppState {
assembly: Assembly { assembly: Assembly {
elements: create_signal(FxHashMap::default()) elements: create_signal(Slab::new())
}, },
selection: create_signal(FxHashSet::default()) selection: create_signal(FxHashSet::default())
}; };
state.assembly.elements.update( state.assembly.elements.update(|elts| {
|elts| elts.insert( let entry = elts.vacant_entry();
"wing_a".to_string(), let key = entry.key();
entry.insert(
Element { Element {
id: String::from("wing_a"), id: String::from("wing_a"),
label: String::from("Wing A"), label: String::from("Wing A"),
color: [1.00_f32, 0.25_f32, 0.00_f32], color: [1.00_f32, 0.25_f32, 0.00_f32],
rep: DVector::<f64>::from_column_slice(&[0.5, 0.5, 0.0, 0.5, -0.25]) rep: DVector::<f64>::from_column_slice(&[0.5, 0.5, 0.0, 0.5, -0.25]),
key: key
} }
) );
); });
state.assembly.elements.update( state.assembly.elements.update(|elts| {
|elts| elts.insert( let entry = elts.vacant_entry();
"wing_b".to_string(), let key = entry.key();
entry.insert(
Element { Element {
id: String::from("wing_b"), id: String::from("wing_b"),
label: String::from("Wing B"), label: String::from("Wing B"),
color: [0.00_f32, 0.25_f32, 1.00_f32], color: [0.00_f32, 0.25_f32, 1.00_f32],
rep: DVector::<f64>::from_column_slice(&[-0.5, -0.5, 0.0, 0.5, -0.25]) rep: DVector::<f64>::from_column_slice(&[-0.5, -0.5, 0.0, 0.5, -0.25]),
key: key
}, },
) );
); });
state.assembly.elements.update( state.assembly.elements.update(|elts| {
|elts| elts.insert( let entry = elts.vacant_entry();
"central".to_string(), let key = entry.key();
entry.insert(
Element { Element {
id: String::from("central"), id: String::from("central"),
label: String::from("Central"), label: String::from("Central"),
color: [0.75_f32, 0.75_f32, 0.75_f32], color: [0.75_f32, 0.75_f32, 0.75_f32],
rep: DVector::<f64>::from_column_slice(&[0.0, 0.0, 0.0, 0.4, -0.625]) rep: DVector::<f64>::from_column_slice(&[0.0, 0.0, 0.0, 0.4, -0.625]),
key: key
} }
) );
); });
provide_context(state); provide_context(state);
view! { view! {

21
app-proto/sketch-outline/src/outline.rs
View File

@ -12,8 +12,8 @@ pub fn Outline() -> View {
state.assembly.elements state.assembly.elements
.get_clone() .get_clone()
.into_iter() .into_iter()
.sorted_by_key(|(id, _)| id.clone())
.map(|(_, elt)| elt) .map(|(_, elt)| elt)
.sorted_by_key(|elt| elt.id.clone())
.collect() .collect()
}); });
@ -29,9 +29,8 @@ pub fn Outline() -> View {
view=|elt| { view=|elt| {
let state = use_context::<AppState>(); let state = use_context::<AppState>();
let class = create_memo({ let class = create_memo({
let id = elt.id.clone();
move || { move || {
if state.selection.with(|sel| sel.contains(&id)) { if state.selection.with(|sel| sel.contains(&elt.key)) {
"selected" "selected"
} else { } else {
"" ""
@ -50,37 +49,35 @@ pub fn Outline() -> View {
class=class.get(), class=class.get(),
tabindex="0", tabindex="0",
on:click={ on:click={
let id = elt.id.clone();
move |event: MouseEvent| { move |event: MouseEvent| {
if event.shift_key() { if event.shift_key() {
state.selection.update(|sel| { state.selection.update(|sel| {
if !sel.remove(&id) { if !sel.remove(&elt.key) {
sel.insert(id.clone()); sel.insert(elt.key);
} }
}); });
} else { } else {
state.selection.update(|sel| { state.selection.update(|sel| {
sel.clear(); sel.clear();
sel.insert(id.clone()); sel.insert(elt.key);
}); });
} }
event.stop_propagation(); event.stop_propagation();
} }
}, },
on:keydown={ on:keydown={
let id = elt.id.clone();
move |event: KeyboardEvent| { move |event: KeyboardEvent| {
if event.key() == "Enter" { if event.key() == "Enter" {
if event.shift_key() { if event.shift_key() {
state.selection.update(|sel| { state.selection.update(|sel| {
if !sel.remove(&id) { if !sel.remove(&elt.key) {
sel.insert(id.clone()); sel.insert(elt.key);
} }
}); });
} else { } else {
state.selection.update(|sel| { state.selection.update(|sel| {
sel.clear(); sel.clear();
sel.insert(id.clone()); sel.insert(elt.key);
}); });
} }
event.prevent_default(); event.prevent_default();
@ -93,7 +90,7 @@ pub fn Outline() -> View {
} }
} }
}, },
key=|elt| elt.id.clone() key=|elt| elt.key
) )
} }
} }