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make it clear how to use module system without mach.Core (remove mach.App)

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2024-08-24 21:34:35 -07:00 • committed by Stephen Gutekanst
parent 7ac5bef717
commit 642cc9b7f7
20 changed files with 567 additions and 334 deletions
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27
examples/play-opus/App.zig
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@ -19,8 +19,8 @@ pub const name = .app;
pub const Mod = mach.Mod(@This());
pub const systems = .{
.start = .{ .handler = start },
.init = .{ .handler = init },
.after_init = .{ .handler = afterInit },
.deinit = .{ .handler = deinit },
.tick = .{ .handler = tick },
.audio_state_change = .{ .handler = audioStateChange },
@ -32,15 +32,28 @@ pub const components = .{
sfx: mach.Audio.Opus,
fn init(
entities: *mach.Entities.Mod,
fn start(
core: *mach.Core.Mod,
audio: *mach.Audio.Mod,
app: *Mod,
) !void {
core.schedule(.init);
audio.schedule(.init);
app.schedule(.after_init);
app.schedule(.init);
}
fn init(
entities: *mach.Entities.Mod,
core: *mach.Core.Mod,
audio: *mach.Audio.Mod,
app: *Mod,
) !void {
core.state().on_tick = app.system(.tick);
core.state().on_exit = app.system(.deinit);
// Configure the audio module to send our app's .audio_state_change event when an entity's sound
// finishes playing.
audio.state().on_state_change = app.system(.audio_state_change);
const bgm_fbs = std.io.fixedBufferStream(assets.bgm.bit_bit_loop);
const bgm_sound_stream = std.io.StreamSource{ .const_buffer = bgm_fbs };
@ -68,12 +81,6 @@ fn init(
core.schedule(.start);
}
fn afterInit(audio: *mach.Audio.Mod, app: *Mod) void {
// Configure the audio module to send our app's .audio_state_change event when an entity's sound
// finishes playing.
audio.state().on_state_change = app.system(.audio_state_change);
}
fn deinit(core: *mach.Core.Mod, audio: *mach.Audio.Mod) void {
audio.schedule(.deinit);
core.schedule(.deinit);