From c74a4bbca217bdff13dd3a9375abdc8bc238c169 Mon Sep 17 00:00:00 2001
From: Louis Capitanchik <contact@louiscap.co>
Date: Wed, 5 Jul 2023 14:14:57 +0100
Subject: [PATCH] Add feature-gated debug rendering for colliders
---
Cargo.toml | 4 +++-
src/debug/colliders.rs | 27 +++++++++++++++++++++++++++
src/debug/mod.rs | 17 +++++++++++++++++
src/lib.rs | 1 +
src/main.rs | 1 +
5 files changed, 49 insertions(+), 1 deletion(-)
create mode 100644 src/debug/colliders.rs
create mode 100644 src/debug/mod.rs
diff --git a/Cargo.toml b/Cargo.toml
index 82a09c9..04ff2f8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,9 @@ name = "shoot-the-revival"
version = "0.1.0"
edition = "2021"
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+[features]
+default = []
+debug-colliders = []
[dependencies]
log = "0.4.19"
diff --git a/src/debug/colliders.rs b/src/debug/colliders.rs
new file mode 100644
index 0000000..0d6b4c3
--- /dev/null
+++ b/src/debug/colliders.rs
@@ -0,0 +1,27 @@
+use crate::entities::{BoxSize, CollisionGroup};
+use bevy::prelude::{Added, BuildChildren, Commands, Entity, Query, Transform};
+use bevy_prototype_lyon::prelude::{Fill, GeometryBuilder, RectangleOrigin, ShapeBundle, Stroke};
+use bevy_prototype_lyon::shapes;
+
+pub fn spawn_debug_colliders(
+ mut commands: Commands,
+ new_collider_query: Query<(Entity, &BoxSize, &CollisionGroup), Added<CollisionGroup>>,
+) {
+ for (entity, box_size, group) in &new_collider_query {
+ commands.entity(entity).with_children(|commands| {
+ let shape = shapes::Rectangle {
+ origin: RectangleOrigin::Center,
+ extents: **box_size,
+ };
+ commands.spawn((
+ ShapeBundle {
+ transform: Transform::from_xyz(0.0, 0.0, 100.0),
+ path: GeometryBuilder::build_as(&shape),
+ ..Default::default()
+ },
+ Fill::color(group.color().with_a(0.3)),
+ Stroke::new(group.color(), 1.5),
+ ));
+ });
+ }
+}
diff --git a/src/debug/mod.rs b/src/debug/mod.rs
new file mode 100644
index 0000000..97faa70
--- /dev/null
+++ b/src/debug/mod.rs
@@ -0,0 +1,17 @@
+#[cfg(feature = "debug-colliders")]
+mod colliders;
+
+mod _plugin {
+ use bevy::app::App;
+ use bevy::prelude::Plugin;
+
+ pub struct DebugPlugin;
+ impl Plugin for DebugPlugin {
+ fn build(&self, app: &mut App) {
+ #[cfg(feature = "debug-colliders")]
+ app.add_system(super::colliders::spawn_debug_colliders);
+ }
+ }
+}
+
+pub use _plugin::DebugPlugin;
diff --git a/src/lib.rs b/src/lib.rs
index f4e402d..9e74133 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,3 +1,4 @@
+pub mod debug;
pub mod entities;
pub mod system;
pub mod utilities;
diff --git a/src/main.rs b/src/main.rs
index 4e2a976..43ca582 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -17,6 +17,7 @@ fn main() {
}))
.add_plugin(shoot_the_revival::system::SystemPlugin)
.add_plugin(shoot_the_revival::entities::EntityPlugin)
+ .add_plugin(shoot_the_revival::debug::DebugPlugin)
.add_plugin(bevy_prototype_lyon::plugin::ShapePlugin)
.run();
}
--
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