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Track selected operation in OpsLog

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This is going to simplify things, as both are going to be needed
together.
This commit is contained in:
Hanno Braun 2024-11-25 22:50:14 +01:00
parent d7ec3fa57c
commit 0c840553f4
2 changed files with 8 additions and 7 deletions
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14
experiments/2024-10-30/src/app.rs
View File

@ -10,13 +10,14 @@ use winit::{
use crate::{geometry::OpsLog, render::Renderer};
pub fn run(ops: OpsLog) -> anyhow::Result<()> {
pub fn run(mut ops: OpsLog) -> anyhow::Result<()> {
let event_loop = EventLoop::new()?;
let selected_op = ops.operations.len().saturating_sub(1);
ops.selected = selected_op;
let mut app = App {
ops,
selected_op,
window: None,
renderer: None,
pressed_keys: BTreeSet::new(),
@ -28,7 +29,6 @@ pub fn run(ops: OpsLog) -> anyhow::Result<()> {
struct App {
ops: OpsLog,
selected_op: usize,
window: Option<Arc<Window>>,
renderer: Option<Renderer>,
pressed_keys: BTreeSet<Key>,
@ -96,12 +96,12 @@ impl ApplicationHandler for App {
match logical_key {
Key::Named(NamedKey::ArrowDown) => {
if self.selected_op < self.ops.operations.len() {
self.selected_op += 1;
if self.ops.selected < self.ops.operations.len() {
self.ops.selected += 1;
}
}
Key::Named(NamedKey::ArrowUp) => {
self.selected_op = self.selected_op.saturating_sub(1);
self.ops.selected = self.ops.selected.saturating_sub(1);
}
_ => {}
}
@ -110,7 +110,7 @@ impl ApplicationHandler for App {
}
WindowEvent::RedrawRequested => {
if let Some(selected) =
self.ops.operations.get(self.selected_op)
self.ops.operations.get(self.ops.selected)
{
if let Err(err) = renderer.render(selected, &self.ops) {
eprintln!("Render error: {err}");

1
experiments/2024-10-30/src/geometry/ops_log.rs
View File

@ -7,6 +7,7 @@ use super::{Operation, Triangle, Vertex};
#[derive(Default)]
pub struct OpsLog {
pub operations: Vec<OperationInSequence>,
pub selected: usize,
}
impl OpsLog {