Audio (#30)

Basic audio working! More precise AICA emulation also fixes some issues.

* Add zaudio dependency
* Use it to output some sound samples
* Lots of work on the AICA and sample generation
* Some bug fixes in the arm core

Readme.md

@@ -30,7 +30,9 @@ You will also need to provide copies of `dc_boot.bin` and `dc_flash.bin` files i
 -   What's "Maple V blank over interrupt"?
     "This interrupt is generated when a Maple interface transmission/reception operation spans V-Blank_In."
 -   VMU/Storage
--   The whole AICA Chip. Please have mercy.
+-   AICA:
+    - Stereo
+    - DSP
 -   Renderer:
     - Modifier Volumes.
         - Implemented: Inclusion volumes and shadow bit over opaque geometry.
@@ -71,6 +73,8 @@ You will also need to provide copies of `dc_boot.bin` and `dc_flash.bin` files i
 ## Thanks
 
 -   Huge thanks to drk||Raziel and MetalliC for their respective contributions to the scene, and for answering my questions!
+-   Thanks to originaldave_ for the sh4 tests (https://github.com/SingleStepTests/sh4)
+-   And overall thanks to everyone participating in the EmuDev Discord :)
 
 ## Licence
 

build.zig

@@ -55,6 +55,10 @@ pub fn build(b: *std.Build) void {
         const zgpu = b.dependency("zgpu", .{});
         exe.root_module.addImport("zgpu", zgpu.module("root"));
         exe.linkLibrary(zgpu.artifact("zdawn"));
+
+        const zaudio = b.dependency("zaudio", .{});
+        exe.root_module.addImport("zaudio", zaudio.module("root"));
+        exe.linkLibrary(zaudio.artifact("miniaudio"));
     }
 
     exe.root_module.addImport("arm7", arm7_module);

build.zig.zon

@@ -6,6 +6,7 @@
         .zgpu = .{ .path = "libs/zig-gamedev/libs/zgpu" },
         .zglfw = .{ .path = "libs/zig-gamedev/libs/zglfw" },
         .zgui = .{ .path = "libs/zig-gamedev/libs/zgui" },
+        .zaudio = .{ .path = "libs/zig-gamedev/libs/zaudio" },
         .common = .{ .path = "libs/zig-gamedev/libs/common" },
         .system_sdk = .{ .path = "libs/zig-gamedev/libs/system-sdk" },
         .zpool = .{ .path = "libs/zig-gamedev/libs/zpool" },