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fix(input): implement atomic for KeyInput

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This commit is contained in:
Rekai Nyangadzayi Musuka
2022-11-30 00:42:20 -04:00
parent 20f611b7b5
commit 26db340077
2 changed files with 56 additions and 35 deletions
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60
src/platform.zig
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@@ -180,54 +180,50 @@ pub const Gui = struct {
switch (event.type) {
SDL.SDL_QUIT => break :emu_loop,
SDL.SDL_KEYDOWN => {
const io = &cpu.bus.io;
const key_code = event.key.keysym.sym;
var keyinput = cpu.bus.io.keyinput.load(.Monotonic);
switch (key_code) {
SDL.SDLK_UP => io.keyinput.up.unset(),
SDL.SDLK_DOWN => io.keyinput.down.unset(),
SDL.SDLK_LEFT => io.keyinput.left.unset(),
SDL.SDLK_RIGHT => io.keyinput.right.unset(),
SDL.SDLK_x => io.keyinput.a.unset(),
SDL.SDLK_z => io.keyinput.b.unset(),
SDL.SDLK_a => io.keyinput.shoulder_l.unset(),
SDL.SDLK_s => io.keyinput.shoulder_r.unset(),
SDL.SDLK_RETURN => io.keyinput.start.unset(),
SDL.SDLK_RSHIFT => io.keyinput.select.unset(),
SDL.SDLK_UP => keyinput.up.unset(),
SDL.SDLK_DOWN => keyinput.down.unset(),
SDL.SDLK_LEFT => keyinput.left.unset(),
SDL.SDLK_RIGHT => keyinput.right.unset(),
SDL.SDLK_x => keyinput.a.unset(),
SDL.SDLK_z => keyinput.b.unset(),
SDL.SDLK_a => keyinput.shoulder_l.unset(),
SDL.SDLK_s => keyinput.shoulder_r.unset(),
SDL.SDLK_RETURN => keyinput.start.unset(),
SDL.SDLK_RSHIFT => keyinput.select.unset(),
else => {},
}
cpu.bus.io.keyinput.store(keyinput.raw, .Monotonic);
},
SDL.SDL_KEYUP => {
const io = &cpu.bus.io;
const key_code = event.key.keysym.sym;
var keyinput = cpu.bus.io.keyinput.load(.Monotonic);
switch (key_code) {
SDL.SDLK_UP => io.keyinput.up.set(),
SDL.SDLK_DOWN => io.keyinput.down.set(),
SDL.SDLK_LEFT => io.keyinput.left.set(),
SDL.SDLK_RIGHT => io.keyinput.right.set(),
SDL.SDLK_x => io.keyinput.a.set(),
SDL.SDLK_z => io.keyinput.b.set(),
SDL.SDLK_a => io.keyinput.shoulder_l.set(),
SDL.SDLK_s => io.keyinput.shoulder_r.set(),
SDL.SDLK_RETURN => io.keyinput.start.set(),
SDL.SDLK_RSHIFT => io.keyinput.select.set(),
SDL.SDLK_UP => keyinput.up.set(),
SDL.SDLK_DOWN => keyinput.down.set(),
SDL.SDLK_LEFT => keyinput.left.set(),
SDL.SDLK_RIGHT => keyinput.right.set(),
SDL.SDLK_x => keyinput.a.set(),
SDL.SDLK_z => keyinput.b.set(),
SDL.SDLK_a => keyinput.shoulder_l.set(),
SDL.SDLK_s => keyinput.shoulder_r.set(),
SDL.SDLK_RETURN => keyinput.start.set(),
SDL.SDLK_RSHIFT => keyinput.select.set(),
SDL.SDLK_i => {
comptime std.debug.assert(sample_format == SDL.AUDIO_U16);
log.err("Sample Count: {}", .{@intCast(u32, SDL.SDL_AudioStreamAvailable(cpu.bus.apu.stream)) / (2 * @sizeOf(u16))});
},
SDL.SDLK_j => log.err("Scheduler Capacity: {} | Scheduler Event Count: {}", .{ scheduler.queue.capacity(), scheduler.queue.count() }),
SDL.SDLK_k => {
// Dump IWRAM to file
log.info("PC: 0x{X:0>8}", .{cpu.r[15]});
log.info("LR: 0x{X:0>8}", .{cpu.r[14]});
// const iwram_file = try std.fs.cwd().createFile("iwram.bin", .{});
// defer iwram_file.close();
// try iwram_file.writeAll(cpu.bus.iwram.buf);
},
// SDL.SDLK_j => log.err("Scheduler Capacity: {} | Scheduler Event Count: {}", .{ scheduler.queue.capacity(), scheduler.queue.count() }),
SDL.SDLK_k => {},
else => {},
}
cpu.bus.io.keyinput.store(keyinput.raw, .Monotonic);
},
else => {},
}