53 lines
1.6 KiB
Rust
53 lines
1.6 KiB
Rust
use bevy::prelude::*;
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fn main() {
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App::build()
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.add_default_plugins()
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.add_startup_system(setup.system())
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.add_system(animate_sprite_system.system())
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.run();
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}
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fn animate_sprite_system(
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texture_atlases: Res<Assets<TextureAtlas>>,
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mut timer: ComMut<Timer>,
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mut sprite: ComMut<TextureAtlasSprite>,
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texture_atlas_handle: Com<Handle<TextureAtlas>>,
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) {
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if timer.finished {
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let texture_atlas = texture_atlases.get(&texture_atlas_handle).unwrap();
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sprite.index = ((sprite.index as usize + 1) % texture_atlas.textures.len()) as u32;
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timer.reset();
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}
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}
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fn setup(
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command_buffer: &mut CommandBuffer,
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asset_server: Res<AssetServer>,
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mut textures: ResMut<Assets<Texture>>,
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mut texture_atlases: ResMut<Assets<TextureAtlas>>,
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) {
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let texture_handle = asset_server
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.load_sync(
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&mut textures,
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"assets/textures/rpg/chars/gabe/gabe-idle-run.png",
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)
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.unwrap();
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let texture = textures.get(&texture_handle).unwrap();
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let texture_atlas = TextureAtlas::from_grid(texture_handle, texture.size, 7, 1);
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let texture_atlas_handle = texture_atlases.add(texture_atlas);
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command_buffer
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.build()
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.add_entity(OrthographicCameraEntity::default())
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.add_entity(SpriteSheetEntity {
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texture_atlas: texture_atlas_handle,
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sprite: TextureAtlasSprite {
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index: 0,
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scale: 6.0,
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position: Vec3::new(0.0, 0.0, 0.0),
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},
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..Default::default()
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})
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.add(Timer::from_seconds(0.1));
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}
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