jackdaw 0.4.0

A 3D level editor built with Bevy
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54

use bevy::prelude::*;
use bevy_rerecast::prelude::*;
use jackdaw_api::prelude::*;

use super::{NavmeshHandleRes, NavmeshState, NavmeshStatus};

/// Bake a navmesh for the current scene.
#[operator(
    id = "navmesh.build",
    label = "Build",
    description = "Bake a navmesh for the current scene."
)]
pub(crate) fn navmesh_build(
    _: In<OperatorParameters>,
    mut commands: Commands,
    regions: Query<&jackdaw_jsn::NavmeshRegion>,
    mut navmesh_generator: NavmeshGenerator,
    mut state: ResMut<NavmeshState>,
) -> OperatorResult {
    let Some(region) = regions.iter().next() else {
        warn!("No NavmeshRegion entity found");
        return OperatorResult::Cancelled;
    };
    let settings = region_to_settings_without_transform(region);
    let handle = navmesh_generator.generate(settings);
    commands.insert_resource(NavmeshHandleRes(handle));
    state.status = NavmeshStatus::Building;
    OperatorResult::Finished
}

/// Convert region settings without AABB (for BRP fetch, the remote app determines bounds).
pub(super) fn region_to_settings_without_transform(
    region: &jackdaw_jsn::NavmeshRegion,
) -> NavmeshSettings {
    NavmeshSettings {
        agent_radius: region.agent_radius,
        agent_height: region.agent_height,
        walkable_climb: region.walkable_climb,
        walkable_slope_angle: region.walkable_slope_degrees.to_radians(),
        cell_size_fraction: region.cell_size_fraction,
        cell_height_fraction: region.cell_height_fraction,
        min_region_size: region.min_region_size,
        merge_region_size: region.merge_region_size,
        max_simplification_error: region.max_simplification_error,
        max_vertices_per_polygon: region.max_vertices_per_polygon,
        edge_max_len_factor: region.edge_max_len_factor,
        detail_sample_dist: region.detail_sample_dist,
        detail_sample_max_error: region.detail_sample_max_error,
        tiling: region.tiling,
        tile_size: region.tile_size,
        aabb: None,
        ..default()
    }
}