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+#![allow(dead_code)]
+
+extern crate nalgebra as na;
+
+#[cfg(target_arch = "wasm32")]
+use wasm_bindgen::prelude::*;
+
+use inflector::Inflector;
+
+use rapier_testbed2d::Testbed;
+use std::cmp::Ordering;
+
+mod balls2;
+mod boxes2;
+mod capsules2;
+mod debug_box_ball2;
+mod heightfield2;
+mod joints2;
+mod kinematic2;
+mod pyramid2;
+mod sensor2;
+mod stress_joint_ball2;
+mod stress_joint_fixed2;
+mod stress_joint_prismatic2;
+
+fn demo_name_from_command_line() -> Option<String> {
+ let mut args = std::env::args();
+
+ while let Some(arg) = args.next() {
+ if &arg[..] == "--example" {
+ return args.next();
+ }
+ }
+
+ None
+}
+
+#[cfg(any(target_arch = "wasm32", target_arch = "asmjs"))]
+fn demo_name_from_url() -> Option<String> {
+ None
+ // let window = stdweb::web::window();
+ // let hash = window.location()?.search().ok()?;
+ // Some(hash[1..].to_string())
+}
+
+#[cfg(not(any(target_arch = "wasm32", target_arch = "asmjs")))]
+fn demo_name_from_url() -> Option<String> {
+ None
+}
+
+#[cfg_attr(target_arch = "wasm32", wasm_bindgen(start))]
+pub fn main() {
+ let demo = demo_name_from_command_line()
+ .or_else(|| demo_name_from_url())
+ .unwrap_or(String::new())
+ .to_camel_case();
+
+ let mut builders: Vec<(_, fn(&mut Testbed))> = vec![
+ ("Balls", balls2::init_world),
+ ("Boxes", boxes2::init_world),
+ ("Capsules", capsules2::init_world),
+ ("Heightfield", heightfield2::init_world),
+ ("Joints", joints2::init_world),
+ ("Kinematic", kinematic2::init_world),
+ ("Pyramid", pyramid2::init_world),
+ ("Sensor", sensor2::init_world),
+ ("(Debug) box ball", debug_box_ball2::init_world),
+ ("(Stress test) joint ball", stress_joint_ball2::init_world),
+ ("(Stress test) joint fixed", stress_joint_fixed2::init_world),
+ (
+ "(Stress test) joint prismatic",
+ stress_joint_prismatic2::init_world,
+ ),
+ ];
+
+ // Lexicographic sort, with stress tests moved at the end of the list.
+ builders.sort_by(|a, b| match (a.0.starts_with("("), b.0.starts_with("(")) {
+ (true, true) | (false, false) => a.0.cmp(b.0),
+ (true, false) => Ordering::Greater,
+ (false, true) => Ordering::Less,
+ });
+
+ let i = builders
+ .iter()
+ .position(|builder| builder.0.to_camel_case().as_str() == demo.as_str())
+ .unwrap_or(0);
+ let testbed = Testbed::from_builders(i, builders);
+
+ testbed.run()
+}