generated from tipragot/rust
Add a renderer system with temp assets #60
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@ -9,13 +9,15 @@ use super::{Tile, TilePosition};
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/// A plugin to handle the map generation.
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pub struct MapGenerationPlugin;
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const MAP_GENERATION_ZOOM: f32 = 0.2;
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impl Plugin for MapGenerationPlugin {
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fn build(&self, app: &mut App) {
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app.add_event::<StartMapGeneration>()
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.add_event::<EndMapGeneration>()
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.add_systems(
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Update,
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(generate_map.after(delete_map), delete_map)
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(delete_map, generate_map.after(delete_map))
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.run_if(in_state(crate::CurrentScene::Game)),
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);
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}
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@ -62,8 +64,7 @@ fn generate_map(
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// If the map is generated, we send [EndMapGeneration] and set the local
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// variables to None.
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if let Some(position) = spiral.next() {
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let pixel_position = position.to_pixel_coordinates() * 0.2;
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commands.spawn((get_type(pixel_position, noise), position as TilePosition));
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commands.spawn((get_type_tile(position, noise), position as TilePosition));
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} else {
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end_generation_writer.send(EndMapGeneration);
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*local_noise = None;
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@ -72,8 +73,9 @@ fn generate_map(
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}
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/// Returns the type of the position with the given noise.
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fn get_type(position: Vec2, noise: &Perlin) -> Tile {
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let value = noise.get([position.x as f64, position.y as f64]);
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fn get_type_tile(position: HexPosition<i32>, noise: &Perlin) -> Tile {
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let pixel_position = position.to_pixel_coordinates() * MAP_GENERATION_ZOOM;
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let value = noise.get([pixel_position.x as f64, pixel_position.y as f64]);
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match value {
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v if v <= -0.4 => Tile::Hill,
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v if v >= 0.4 => Tile::Forest,
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@ -81,7 +83,7 @@ fn get_type(position: Vec2, noise: &Perlin) -> Tile {
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}
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}
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/// Despawns the tiles if the event : [StartMapGeneration] is received.
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/// Despawns the tiles if the event [StartMapGeneration] is received.
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fn delete_map(
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mut commands: Commands,
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query: Query<Entity, With<Tile>>,
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