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

---
 .../renderer/command/mix/mix_ramp_grouped.h        | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/audio_core/renderer/command/mix/mix_ramp_grouped.h

(limited to 'src/audio_core/renderer/command/mix/mix_ramp_grouped.h')

diff --git a/src/audio_core/renderer/command/mix/mix_ramp_grouped.h b/src/audio_core/renderer/command/mix/mix_ramp_grouped.h
new file mode 100644
index 000000000..027276e5a
--- /dev/null
+++ b/src/audio_core/renderer/command/mix/mix_ramp_grouped.h
@@ -0,0 +1,61 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+#include <string>
+
+#include "audio_core/renderer/command/icommand.h"
+#include "common/common_types.h"
+
+namespace AudioCore::AudioRenderer {
+namespace ADSP {
+class CommandListProcessor;
+}
+
+/**
+ * AudioRenderer command for mixing multiple input mix buffers to multiple output mix buffers, with
+ * a volume applied to the input, and volume ramping to smooth out the transition.
+ */
+struct MixRampGroupedCommand : ICommand {
+    /**
+     * Print this command's information to a string.
+     *
+     * @param processor - The CommandListProcessor processing this command.
+     * @param string    - The string to print into.
+     */
+    void Dump(const ADSP::CommandListProcessor& processor, std::string& string) override;
+
+    /**
+     * Process this command.
+     *
+     * @param processor - The CommandListProcessor processing this command.
+     */
+    void Process(const ADSP::CommandListProcessor& processor) override;
+
+    /**
+     * Verify this command's data is valid.
+     *
+     * @param processor - The CommandListProcessor processing this command.
+     * @return True if the command is valid, otherwise false.
+     */
+    bool Verify(const ADSP::CommandListProcessor& processor) override;
+
+    /// Fixed point precision
+    u8 precision;
+    /// Number of mix buffers to mix
+    u32 buffer_count;
+    /// Input mix buffer indexes for each mix buffer
+    std::array<s16, MaxMixBuffers> inputs;
+    /// Output mix buffer indexes for each mix buffer
+    std::array<s16, MaxMixBuffers> outputs;
+    /// Previous mix vloumes for each mix buffer
+    std::array<f32, MaxMixBuffers> prev_volumes;
+    /// Current mix vloumes for each mix buffer
+    std::array<f32, MaxMixBuffers> volumes;
+    /// Pointer to the previous sample buffer, used for depop
+    CpuAddr previous_samples;
+};
+
+} // namespace AudioCore::AudioRenderer
-- 
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