Initial commit.

engine/ljud/bus.odin

@@ -0,0 +1,39 @@
+package ljud
+
+import "core:log"
+import "core:strings"
+
+import ma "vendor:miniaudio"
+
+Bus :: ma.sound_group
+
+create_bus :: proc(engine: ^Engine) -> (^Bus, bool) {
+    assert(engine != nil)
+
+    b := new(Bus)
+    assert(b != nil)
+
+    result := ma.sound_group_init(
+        pEngine = &engine.ma_engine,
+        flags = {},
+        pParentGroup = nil, // TODO: SS - Support parent busses.
+        pGroup = b,
+    )
+    if result != .SUCCESS {
+        free(b)
+        return nil, false
+    }
+
+    ma.sound_group_set_spatialization_enabled(b, true) // TODO: SS - Needs to be configurable outside.
+    ma.sound_group_set_min_distance(b, 1.0) // TODO: SS - Needs to be configurable outside.
+    ma.sound_group_set_max_distance(b, 50) // TODO: SS - Needs to be configurable outside.
+
+    return b, true
+}
+
+destroy_bus :: proc(engine: ^Engine, bus: ^Bus) {
+    assert(engine != nil)
+    assert(bus != nil)
+
+    ma.sound_group_uninit(bus)
+}