From 458da8a94877677f086f06cdeecf959ec4283a33 Mon Sep 17 00:00:00 2001
From: Kelebek1 <eeeedddccc@hotmail.co.uk>
Date: Sat, 16 Jul 2022 23:48:45 +0100
Subject: Project Andio

---
 src/audio_core/renderer/splitter/splitter_info.h | 107 +++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 src/audio_core/renderer/splitter/splitter_info.h

(limited to 'src/audio_core/renderer/splitter/splitter_info.h')

diff --git a/src/audio_core/renderer/splitter/splitter_info.h b/src/audio_core/renderer/splitter/splitter_info.h
new file mode 100644
index 000000000..d1d75064c
--- /dev/null
+++ b/src/audio_core/renderer/splitter/splitter_info.h
@@ -0,0 +1,107 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "audio_core/renderer/splitter/splitter_destinations_data.h"
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+/**
+ * Represents a splitter, wraps multiple output destinations to split an input mix into.
+ */
+class SplitterInfo {
+public:
+    struct InParameter {
+        /* 0x00 */ u32 magic; // 'SNDI'
+        /* 0x04 */ s32 id;
+        /* 0x08 */ u32 sample_rate;
+        /* 0x0C */ u32 destination_count;
+    };
+    static_assert(sizeof(InParameter) == 0x10, "SplitterInfo::InParameter has the wrong size!");
+
+    explicit SplitterInfo(s32 id);
+
+    /**
+     * Initialize the given splitters.
+     *
+     * @param splitters - Splitters to initialize.
+     * @param count     - Number of splitters given.
+     */
+    static void InitializeInfos(SplitterInfo* splitters, u32 count);
+
+    /**
+     * Update this splitter.
+     *
+     * @param params - Input parameters to update with.
+     * @return The size in bytes of this splitter.
+     */
+    u32 Update(const InParameter* params);
+
+    /**
+     * Get a destination in this splitter.
+     *
+     * @param id - Destination id to get.
+     * @return Pointer to the destination, may be nullptr.
+     */
+    SplitterDestinationData* GetData(u32 id);
+
+    /**
+     * Get the number of destinations in this splitter.
+     *
+     * @return The number of destiantions.
+     */
+    u32 GetDestinationCount() const;
+
+    /**
+     * Set the number of destinations in this splitter.
+     *
+     * @param count - The new number of destiantions.
+     */
+    void SetDestinationCount(u32 count);
+
+    /**
+     * Check if the splitter has a new connection.
+     *
+     * @return True if there is a new connection, otherwise false.
+     */
+    bool HasNewConnection() const;
+
+    /**
+     * Reset the new connection flag.
+     */
+    void ClearNewConnectionFlag();
+
+    /**
+     * Mark as having a new connection.
+     */
+    void SetNewConnectionFlag();
+
+    /**
+     * Update the state of all destinations.
+     */
+    void UpdateInternalState();
+
+    /**
+     * Set this splitter's destinations.
+     *
+     * @param destinations - The new destination list for this splitter.
+     */
+    void SetDestinations(SplitterDestinationData* destinations);
+
+private:
+    /// Id of this splitter
+    s32 id;
+    /// Sample rate of this splitter
+    u32 sample_rate{};
+    /// Number of destinations in this splitter
+    u32 destination_count{};
+    /// Does this splitter have a new connection?
+    bool has_new_connection{true};
+    /// Pointer to the destinations of this splitter
+    SplitterDestinationData* destinations{};
+    /// Number of channels this splitter manages
+    u32 channel_count{};
+};
+
+} // namespace AudioCore::AudioRenderer
-- 
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