feat: migrate to glam whenever relevant + migrate testbed to kiss3d instead of bevy + release v0.32.0 (#909)
* feat: migrate to glam whenever relevant + migrate testbed to kiss3d instead of bevy * chore: update changelog * Fix warnings and tests * Release v0.32.0
This commit is contained in:
Sébastien Crozet
GitHub
658
src_testbed/testbed/app.rs
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658
src_testbed/testbed/app.rs
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@@ -0,0 +1,658 @@
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//! TestbedApp - the main application runner.
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use crate::Camera;
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use crate::debug_render::{DebugRenderPipelineResource, debug_render_scene};
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use crate::graphics::GraphicsManager;
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use crate::harness::Harness;
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use crate::mouse::SceneMouse;
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use crate::save::SerializableTestbedState;
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use crate::testbed::hover::highlight_hovered_body;
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use crate::ui;
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use kiss3d::color::Color;
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use kiss3d::event::{Action, Key, WindowEvent};
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use kiss3d::window::Window;
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use rapier::dynamics::RigidBodyActivation;
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use std::mem;
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use super::Plugins;
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use super::graphics_context::TestbedGraphics;
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use super::keys::KeysState;
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use super::state::{RAPIER_BACKEND, RunMode, TestbedActionFlags, TestbedState, TestbedStateFlags};
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use super::testbed::{SimulationBuilders, Testbed};
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#[cfg(feature = "other-backends")]
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use super::OtherBackends;
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#[cfg(all(feature = "dim3", feature = "other-backends"))]
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use super::state::{PHYSX_BACKEND_PATCH_FRICTION, PHYSX_BACKEND_TWO_FRICTION_DIR};
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/// The main testbed application
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pub struct TestbedApp {
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builders: SimulationBuilders,
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graphics: GraphicsManager,
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state: TestbedState,
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harness: Harness,
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#[cfg(feature = "other-backends")]
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other_backends: OtherBackends,
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plugins: Plugins,
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}
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impl TestbedApp {
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pub fn save_file_path() -> String {
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format!("testbed_state_{}.autosave.json", env!("CARGO_CRATE_NAME"))
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}
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pub fn new_empty() -> Self {
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let graphics = GraphicsManager::new();
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let state = TestbedState::default();
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let harness = Harness::new_empty();
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#[cfg(feature = "other-backends")]
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let other_backends = OtherBackends {
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#[cfg(feature = "dim3")]
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physx: None,
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};
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TestbedApp {
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builders: Vec::new(),
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plugins: Plugins(Vec::new()),
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graphics,
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state,
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harness,
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#[cfg(feature = "other-backends")]
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other_backends,
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}
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}
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pub fn from_builders(builders: SimulationBuilders) -> Self {
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let mut res = TestbedApp::new_empty();
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res.set_builders(builders);
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res
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}
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pub fn set_builders(&mut self, builders: SimulationBuilders) {
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use super::state::ExampleEntry;
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use indexmap::IndexSet;
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// Collect unique groups in order of first appearance
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let mut groups: IndexSet<&'static str> = IndexSet::new();
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for example in &builders {
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groups.insert(example.group);
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}
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// Build the display order: group by group, preserving original order within each group
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let mut examples = Vec::new();
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for group in &groups {
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for (builder_index, example) in builders.iter().enumerate() {
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if example.group == *group {
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examples.push(ExampleEntry {
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name: example.name,
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group: example.group,
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builder_index,
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});
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}
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}
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}
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self.state.example_groups = groups.into_iter().collect();
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self.state.examples = examples;
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self.builders = builders;
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}
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pub async fn run(self) {
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self.run_with_init(|_| {}).await
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}
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pub async fn run_with_init(mut self, init: impl FnMut(&mut Testbed)) {
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#[cfg(feature = "profiler_ui")]
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profiling::puffin::set_scopes_on(true);
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// Check for benchmark mode
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let args: Vec<String> = std::env::args().collect();
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if args.iter().any(|a| a == "--bench") {
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self.run_benchmark();
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return;
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}
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self.run_async(init).await
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}
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fn run_benchmark(&mut self) {
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use std::fs::File;
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use std::io::{BufWriter, Write};
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let num_bench_iters = 1000u32;
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let builders = mem::take(&mut self.builders);
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let backend_names = self.state.backend_names.clone();
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for builder in &builders {
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let mut results = Vec::new();
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println!("Running benchmark for {}", builder.name);
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for (backend_id, backend) in backend_names.iter().enumerate() {
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println!("|_ using backend {backend}");
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self.state.selected_backend = backend_id;
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self.harness = Harness::new_empty();
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let mut testbed = Testbed {
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graphics: None,
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state: &mut self.state,
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harness: &mut self.harness,
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#[cfg(feature = "other-backends")]
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other_backends: &mut self.other_backends,
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plugins: &mut self.plugins,
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};
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(builder.builder)(&mut testbed);
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let mut timings = Vec::new();
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for k in 0..num_bench_iters {
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if self.state.selected_backend == RAPIER_BACKEND {
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self.harness.step();
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}
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#[cfg(all(feature = "dim3", feature = "other-backends"))]
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{
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if self.state.selected_backend == PHYSX_BACKEND_PATCH_FRICTION
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|| self.state.selected_backend == PHYSX_BACKEND_TWO_FRICTION_DIR
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{
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self.other_backends.physx.as_mut().unwrap().step(
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&mut self.harness.physics.pipeline.counters,
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&self.harness.physics.integration_parameters,
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);
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self.other_backends.physx.as_mut().unwrap().sync(
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&mut self.harness.physics.bodies,
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&mut self.harness.physics.colliders,
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);
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}
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}
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if k > 0 {
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timings.push(self.harness.physics.pipeline.counters.step_time.time_ms());
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}
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}
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results.push(timings);
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}
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use inflector::Inflector;
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let filename = format!("{}.csv", builder.name.to_camel_case());
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let mut file = BufWriter::new(File::create(filename).unwrap());
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write!(file, "{}", backend_names[0]).unwrap();
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for backend in &backend_names[1..] {
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write!(file, ",{backend}").unwrap();
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}
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writeln!(file).unwrap();
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for i in 0..results[0].len() {
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write!(file, "{}", results[0][i]).unwrap();
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for result in &results[1..] {
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write!(file, ",{}", result[i]).unwrap();
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}
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writeln!(file).unwrap();
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}
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}
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}
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async fn run_async(mut self, mut init: impl FnMut(&mut Testbed)) {
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let title = if cfg!(feature = "dim2") {
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"Rapier: 2D demos"
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} else {
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"Rapier: 3D demos"
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};
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let mut window = Window::new_with_size(title, 1280, 720).await;
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window.set_background_color(Color::new(245.0 / 255.0, 245.0 / 255.0, 236.0 / 255.0, 1.0));
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let mut debug_render = DebugRenderPipelineResource::default();
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let mut camera = Camera::default();
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let mut scene_mouse = SceneMouse::new();
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let mut keys = KeysState::default();
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// User init
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let testbed_gfx = TestbedGraphics {
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graphics: &mut self.graphics,
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window: &mut window,
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camera: &mut camera,
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mouse: &mut scene_mouse,
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keys: &mut keys,
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settings: None,
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};
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let mut testbed = Testbed {
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graphics: Some(testbed_gfx),
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state: &mut self.state,
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harness: &mut self.harness,
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#[cfg(feature = "other-backends")]
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other_backends: &mut self.other_backends,
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plugins: &mut self.plugins,
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};
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init(&mut testbed);
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// Main render loop
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#[cfg(feature = "dim3")]
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while window
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.render_3d(self.graphics.scene_mut(), &mut camera)
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.await
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{
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self.run_frame(
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&mut window,
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&mut debug_render,
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&mut camera,
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&mut scene_mouse,
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&mut keys,
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);
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}
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#[cfg(feature = "dim2")]
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while window
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.render_2d(self.graphics.scene_mut(), &mut camera)
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.await
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{
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self.run_frame(
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&mut window,
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&mut debug_render,
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&mut camera,
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&mut scene_mouse,
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&mut keys,
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);
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}
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}
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fn run_frame(
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&mut self,
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window: &mut Window,
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debug_render: &mut DebugRenderPipelineResource,
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camera: &mut Camera,
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scene_mouse: &mut SceneMouse,
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keys: &mut KeysState,
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) {
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profiling::finish_frame!();
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// Handle input events
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self.handle_events(window, keys);
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// Handle the vehicle controller if there is one.
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#[cfg(feature = "dim3")]
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{
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self.update_vehicle_controller(keys);
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}
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// Update mouse state
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let cursor_pos = window.cursor_pos();
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scene_mouse.update_from_window(cursor_pos, window.size().into(), camera);
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// Handle action flags
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self.handle_action_flags(window, camera, scene_mouse, keys);
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// Handle sleep settings
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self.handle_sleep_settings();
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// Run simulation
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if self.state.running != RunMode::Stop {
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for _ in 0..self.state.nsteps {
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if self.state.selected_backend == RAPIER_BACKEND {
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let mut testbed_gfx = TestbedGraphics {
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graphics: &mut self.graphics,
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window,
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camera,
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mouse: scene_mouse,
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keys,
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settings: Some(&mut self.state.example_settings),
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};
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self.harness.step_with_graphics(Some(&mut testbed_gfx));
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for plugin in &mut self.plugins.0 {
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plugin.step(&mut self.harness.physics);
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}
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}
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#[cfg(all(feature = "dim3", feature = "other-backends"))]
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{
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if self.state.selected_backend == PHYSX_BACKEND_PATCH_FRICTION
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|| self.state.selected_backend == PHYSX_BACKEND_TWO_FRICTION_DIR
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{
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self.other_backends.physx.as_mut().unwrap().step(
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&mut self.harness.physics.pipeline.counters,
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&self.harness.physics.integration_parameters,
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);
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self.other_backends.physx.as_mut().unwrap().sync(
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&mut self.harness.physics.bodies,
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&mut self.harness.physics.colliders,
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);
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}
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}
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for plugin in &mut self.plugins.0 {
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plugin.run_callbacks(&mut self.harness);
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}
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}
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if self.state.running == RunMode::Step {
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self.state.running = RunMode::Stop;
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}
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}
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// Autosave state.
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#[cfg(not(target_arch = "wasm32"))]
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{
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let new_save_data = self.state.save_data(*camera);
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if self.state.prev_save_data != new_save_data {
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// Save the data in a file.
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let data = serde_json::to_string_pretty(&new_save_data).unwrap();
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if let Err(e) = std::fs::write(Self::save_file_path(), &data) {
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eprintln!("Failed to write autosave file: {}", e);
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}
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self.state.prev_save_data = new_save_data;
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}
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}
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highlight_hovered_body(&mut self.graphics, scene_mouse, &self.harness.physics);
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// Update graphics
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self.graphics.draw(
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self.state.flags,
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&self.harness.physics.bodies,
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&self.harness.physics.colliders,
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);
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// Draw debug render
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debug_render_scene(window, debug_render, &self.harness);
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// Draw UI
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window.draw_ui(|ctx| {
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ui::update_ui(ctx, &mut self.state, &mut self.harness, debug_render);
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});
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self.state.prev_flags = self.state.flags;
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}
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fn handle_events(&mut self, window: &mut Window, keys: &mut KeysState) {
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for event in window.events().iter() {
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match event.value {
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WindowEvent::Key(key, Action::Press, _) => {
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// Track pressed keys
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if !keys.pressed_keys.contains(&key) {
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keys.pressed_keys.push(key);
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}
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// Update modifier states
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match key {
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Key::LShift | Key::RShift => keys.shift = true,
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Key::LControl | Key::RControl => keys.ctrl = true,
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Key::LAlt | Key::RAlt => keys.alt = true,
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_ => {}
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}
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}
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WindowEvent::Key(key, Action::Release, _) => {
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// Remove from pressed keys
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keys.pressed_keys.retain(|k| *k != key);
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// Handle special keys
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match key {
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Key::T => {
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if self.state.running == RunMode::Stop {
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self.state.running = RunMode::Running;
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} else {
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self.state.running = RunMode::Stop;
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}
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}
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Key::S => {
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self.state.running = RunMode::Step;
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}
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Key::R => {
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self.state
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.action_flags
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.set(TestbedActionFlags::EXAMPLE_CHANGED, true);
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}
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Key::LShift | Key::RShift => keys.shift = false,
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Key::LControl | Key::RControl => keys.ctrl = false,
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Key::LAlt | Key::RAlt => keys.alt = false,
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_ => {}
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}
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}
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_ => {}
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}
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}
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}
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#[cfg(feature = "dim3")]
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fn update_vehicle_controller(&mut self, keys: &mut KeysState) {
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use rapier::prelude::QueryFilter;
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if self.state.running == RunMode::Stop {
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return;
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}
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if let Some(vehicle) = &mut self.state.vehicle_controller {
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let mut engine_force = 0.0;
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let mut steering_angle = 0.0;
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println!("Pressed: {:?}", keys);
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if keys.pressed(Key::Right) {
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steering_angle += -0.7;
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}
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if keys.pressed(Key::Left) {
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steering_angle += 0.7;
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}
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if keys.pressed(Key::Up) {
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engine_force += 30.0;
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}
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if keys.pressed(Key::Down) {
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engine_force += -30.0;
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}
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let wheels = vehicle.wheels_mut();
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wheels[0].engine_force = engine_force;
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wheels[0].steering = steering_angle;
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wheels[1].engine_force = engine_force;
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wheels[1].steering = steering_angle;
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let query_pipeline = self.harness.physics.broad_phase.as_query_pipeline_mut(
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self.harness.physics.narrow_phase.query_dispatcher(),
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&mut self.harness.physics.bodies,
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&mut self.harness.physics.colliders,
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QueryFilter::exclude_dynamic().exclude_rigid_body(vehicle.chassis),
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);
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vehicle.update_vehicle(
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self.harness.physics.integration_parameters.dt,
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query_pipeline,
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);
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}
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}
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fn handle_action_flags(
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&mut self,
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window: &mut Window,
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camera: &mut Camera,
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scene_mouse: &mut SceneMouse,
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keys: &mut KeysState,
|
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) {
|
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#[cfg(not(target_arch = "wasm32"))]
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{
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let app_started = self
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.state
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||||
.action_flags
|
||||
.contains(TestbedActionFlags::APP_STARTED);
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||||
|
||||
if app_started {
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self.state
|
||||
.action_flags
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.set(TestbedActionFlags::APP_STARTED, false);
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if let Some(saved_state) = std::fs::read(Self::save_file_path())
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.ok()
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.and_then(|data| serde_json::from_slice::<SerializableTestbedState>(&data).ok())
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{
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self.state.apply_saved_data(saved_state, camera);
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self.state.camera_locked = true;
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}
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}
|
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}
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let backend_changed = self
|
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.state
|
||||
.action_flags
|
||||
.contains(TestbedActionFlags::BACKEND_CHANGED);
|
||||
if backend_changed {
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self.state
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.action_flags
|
||||
.set(TestbedActionFlags::BACKEND_CHANGED, false);
|
||||
self.state
|
||||
.action_flags
|
||||
.set(TestbedActionFlags::EXAMPLE_CHANGED, true);
|
||||
self.state.camera_locked = true;
|
||||
}
|
||||
|
||||
let restarted = self
|
||||
.state
|
||||
.action_flags
|
||||
.contains(TestbedActionFlags::RESTART);
|
||||
if restarted {
|
||||
self.state
|
||||
.action_flags
|
||||
.set(TestbedActionFlags::RESTART, false);
|
||||
self.state.camera_locked = true;
|
||||
self.state
|
||||
.action_flags
|
||||
.set(TestbedActionFlags::EXAMPLE_CHANGED, true);
|
||||
}
|
||||
|
||||
let example_changed = self
|
||||
.state
|
||||
.action_flags
|
||||
.contains(TestbedActionFlags::EXAMPLE_CHANGED);
|
||||
if example_changed {
|
||||
self.state
|
||||
.action_flags
|
||||
.set(TestbedActionFlags::EXAMPLE_CHANGED, false);
|
||||
self.clear(window);
|
||||
self.harness.clear_callbacks();
|
||||
|
||||
if !self.state.camera_locked {
|
||||
*camera = Camera::default();
|
||||
}
|
||||
|
||||
if !restarted {
|
||||
self.state.example_settings.clear();
|
||||
}
|
||||
|
||||
// Clamp selected_display_index to valid range
|
||||
let max_index = self.state.examples.len().saturating_sub(1);
|
||||
self.state.selected_display_index = self.state.selected_display_index.min(max_index);
|
||||
|
||||
if !self.builders.is_empty() {
|
||||
let builder_index = self.state.selected_builder_index();
|
||||
let builder = self.builders[builder_index].builder;
|
||||
let testbed_gfx = TestbedGraphics {
|
||||
graphics: &mut self.graphics,
|
||||
window,
|
||||
camera,
|
||||
mouse: scene_mouse,
|
||||
keys,
|
||||
settings: None,
|
||||
};
|
||||
|
||||
let mut testbed = Testbed {
|
||||
graphics: Some(testbed_gfx),
|
||||
state: &mut self.state,
|
||||
harness: &mut self.harness,
|
||||
#[cfg(feature = "other-backends")]
|
||||
other_backends: &mut self.other_backends,
|
||||
plugins: &mut self.plugins,
|
||||
};
|
||||
builder(&mut testbed);
|
||||
}
|
||||
|
||||
self.state.camera_locked = false;
|
||||
}
|
||||
|
||||
if self
|
||||
.state
|
||||
.action_flags
|
||||
.contains(TestbedActionFlags::RESET_WORLD_GRAPHICS)
|
||||
{
|
||||
self.state
|
||||
.action_flags
|
||||
.set(TestbedActionFlags::RESET_WORLD_GRAPHICS, false);
|
||||
for (handle, _) in self.harness.physics.bodies.iter() {
|
||||
self.graphics.add_body_colliders(
|
||||
window,
|
||||
handle,
|
||||
&self.harness.physics.bodies,
|
||||
&self.harness.physics.colliders,
|
||||
);
|
||||
}
|
||||
|
||||
for (handle, co) in self.harness.physics.colliders.iter() {
|
||||
if co.parent().is_none() {
|
||||
self.graphics
|
||||
.add_collider(window, handle, &self.harness.physics.colliders);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if self
|
||||
.state
|
||||
.action_flags
|
||||
.contains(TestbedActionFlags::TAKE_SNAPSHOT)
|
||||
{
|
||||
self.state
|
||||
.action_flags
|
||||
.set(TestbedActionFlags::TAKE_SNAPSHOT, false);
|
||||
self.state.snapshot = Some(self.harness.physics.snapshot());
|
||||
}
|
||||
|
||||
if self
|
||||
.state
|
||||
.action_flags
|
||||
.contains(TestbedActionFlags::RESTORE_SNAPSHOT)
|
||||
{
|
||||
self.state
|
||||
.action_flags
|
||||
.set(TestbedActionFlags::RESTORE_SNAPSHOT, false);
|
||||
if let Some(snapshot) = &self.state.snapshot {
|
||||
self.harness.physics.restore_snapshot(snapshot.clone());
|
||||
self.state
|
||||
.action_flags
|
||||
.set(TestbedActionFlags::RESET_WORLD_GRAPHICS, true);
|
||||
}
|
||||
}
|
||||
|
||||
if example_changed
|
||||
|| self.state.prev_flags.contains(TestbedStateFlags::WIREFRAME)
|
||||
!= self.state.flags.contains(TestbedStateFlags::WIREFRAME)
|
||||
{
|
||||
self.graphics.toggle_wireframe_mode(
|
||||
&self.harness.physics.colliders,
|
||||
self.state.flags.contains(TestbedStateFlags::WIREFRAME),
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
fn handle_sleep_settings(&mut self) {
|
||||
if self.state.prev_flags.contains(TestbedStateFlags::SLEEP)
|
||||
!= self.state.flags.contains(TestbedStateFlags::SLEEP)
|
||||
{
|
||||
if self.state.flags.contains(TestbedStateFlags::SLEEP) {
|
||||
for (_, body) in self.harness.physics.bodies.iter_mut() {
|
||||
body.activation_mut().normalized_linear_threshold =
|
||||
RigidBodyActivation::default_normalized_linear_threshold();
|
||||
body.activation_mut().angular_threshold =
|
||||
RigidBodyActivation::default_angular_threshold();
|
||||
}
|
||||
} else {
|
||||
for (_, body) in self.harness.physics.bodies.iter_mut() {
|
||||
body.wake_up(true);
|
||||
body.activation_mut().normalized_linear_threshold = -1.0;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn clear(&mut self, window: &mut Window) {
|
||||
self.state.can_grab_behind_ground = false;
|
||||
self.graphics.clear();
|
||||
|
||||
for mut plugin in self.plugins.0.drain(..) {
|
||||
plugin.clear_graphics(&mut self.graphics, window);
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user