zig/mach
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

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

Browse source 
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
Download patch file Download diff file Expand all files Collapse all files

21
examples/piano/App.zig
View file

@ -25,8 +25,8 @@ 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 },
@ -38,10 +38,19 @@ pub const components = .{
ghost_key_mode: bool = false,
fn init(core: *mach.Core.Mod, audio: *mach.Audio.Mod, app: *Mod) void {
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(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);
// Initialize piano module state
app.init(.{});
@ -55,12 +64,6 @@ fn init(core: *mach.Core.Mod, audio: *mach.Audio.Mod, app: *Mod) void {
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);

20
examples/piano/main.zig
View file

@ -1,17 +1,25 @@
const std = @import("std");
const mach = @import("mach");
// The global list of Mach modules registered for use in our application.
// The global list of Mach modules our application may use.
pub const modules = .{
mach.Core,
mach.Audio,
@import("App.zig"),
};
// TODO(important): use standard entrypoint instead
// TODO: move this to a mach "entrypoint" zig module which handles nuances like WASM requires.
pub fn main() !void {
// Initialize mach.Core
try mach.core.initModule();
const allocator = std.heap.c_allocator;
// Main loop
while (try mach.core.tick()) {}
// Initialize module system
try mach.mods.init(allocator);
// Schedule .app.start to run.
mach.mods.schedule(.app, .start);
// Dispatch systems forever or until there are none left to dispatch. If your app uses mach.Core
// then this will block forever and never return.
const stack_space = try allocator.alloc(u8, 8 * 1024 * 1024);
try mach.mods.dispatch(stack_space, .{});
}