1 files changed, 38 insertions, 0 deletions

diff --git a/src/audio_core/renderer/voice/voice_channel_resource.h b/src/audio_core/renderer/voice/voice_channel_resource.h
new file mode 100644
index 000000000..26ab4ccce
--- /dev/null
+++ b/src/audio_core/renderer/voice/voice_channel_resource.h
@@ -0,0 +1,38 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+
+#include "audio_core/common/common.h"
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+/**
+ * Represents one channel for mixing a voice.
+ */
+class VoiceChannelResource {
+public:
+    struct InParameter {
+        /* 0x00 */ u32 id;
+        /* 0x04 */ std::array<f32, MaxMixBuffers> mix_volumes;
+        /* 0x64 */ bool in_use;
+        /* 0x65 */ char unk65[0xB];
+    };
+    static_assert(sizeof(InParameter) == 0x70,
+                  "VoiceChannelResource::InParameter has the wrong size!");
+
+    explicit VoiceChannelResource(u32 id_) : id{id_} {}
+
+    /// Current volume for each mix buffer
+    std::array<f32, MaxMixBuffers> mix_volumes{};
+    /// Previous volume for each mix buffer
+    std::array<f32, MaxMixBuffers> prev_mix_volumes{};
+    /// Id of this resource
+    const u32 id;
+    /// Is this resource in use?
+    bool in_use{};
+};
+
+} // namespace AudioCore::AudioRenderer