99ceb03a1c
This formats all copyright comments according to SPDX formatting guidelines. Additionally, this resolves the remaining GPLv2 only licensed files by relicensing them to GPLv2.0-or-later.
132 lines
4.1 KiB
C++
132 lines
4.1 KiB
C++
// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include "common/common_funcs.h"
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#include "common/common_types.h"
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#include "common/swap.h"
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#include "core/hle/result.h"
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namespace AudioCommon {
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namespace Audren {
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constexpr ResultCode ERR_INVALID_PARAMETERS{ErrorModule::Audio, 41};
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constexpr ResultCode ERR_SPLITTER_SORT_FAILED{ErrorModule::Audio, 43};
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} // namespace Audren
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constexpr u8 BASE_REVISION = '0';
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constexpr u32_le CURRENT_PROCESS_REVISION =
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Common::MakeMagic('R', 'E', 'V', static_cast<u8>(BASE_REVISION + 0xA));
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constexpr std::size_t MAX_MIX_BUFFERS = 24;
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constexpr std::size_t MAX_BIQUAD_FILTERS = 2;
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constexpr std::size_t MAX_CHANNEL_COUNT = 6;
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constexpr std::size_t MAX_WAVE_BUFFERS = 4;
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constexpr std::size_t MAX_SAMPLE_HISTORY = 4;
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constexpr u32 STREAM_SAMPLE_RATE = 48000;
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constexpr u32 STREAM_NUM_CHANNELS = 2;
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constexpr s32 NO_SPLITTER = -1;
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constexpr s32 NO_MIX = 0x7fffffff;
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constexpr s32 NO_FINAL_MIX = std::numeric_limits<s32>::min();
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constexpr s32 FINAL_MIX = 0;
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constexpr s32 NO_EFFECT_ORDER = -1;
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constexpr std::size_t TEMP_MIX_BASE_SIZE = 0x3f00; // TODO(ogniK): Work out this constant
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// Any size checks seem to take the sample history into account
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// and our const ends up being 0x3f04, the 4 bytes are most
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// likely the sample history
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constexpr std::size_t TOTAL_TEMP_MIX_SIZE = TEMP_MIX_BASE_SIZE + AudioCommon::MAX_SAMPLE_HISTORY;
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constexpr f32 I3DL2REVERB_MAX_LEVEL = 5000.0f;
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constexpr f32 I3DL2REVERB_MIN_REFLECTION_DURATION = 0.02f;
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constexpr std::size_t I3DL2REVERB_TAPS = 20;
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constexpr std::size_t I3DL2REVERB_DELAY_LINE_COUNT = 4;
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using Fractional = s32;
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template <typename T>
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constexpr Fractional ToFractional(T x) {
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return static_cast<Fractional>(x * static_cast<T>(0x4000));
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}
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constexpr Fractional MultiplyFractional(Fractional lhs, Fractional rhs) {
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return static_cast<Fractional>(static_cast<s64>(lhs) * rhs >> 14);
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}
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constexpr s32 FractionalToFixed(Fractional x) {
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const auto s = x & (1 << 13);
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return static_cast<s32>(x >> 14) + s;
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}
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constexpr s32 CalculateDelaySamples(s32 sample_rate_khz, float time) {
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return FractionalToFixed(MultiplyFractional(ToFractional(sample_rate_khz), ToFractional(time)));
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}
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static constexpr u32 VersionFromRevision(u32_le rev) {
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// "REV7" -> 7
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return ((rev >> 24) & 0xff) - 0x30;
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}
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static constexpr bool IsRevisionSupported(u32 required, u32_le user_revision) {
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const auto base = VersionFromRevision(user_revision);
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return required <= base;
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}
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static constexpr bool IsValidRevision(u32_le revision) {
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const auto base = VersionFromRevision(revision);
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constexpr auto max_rev = VersionFromRevision(CURRENT_PROCESS_REVISION);
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return base <= max_rev;
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}
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static constexpr bool CanConsumeBuffer(std::size_t size, std::size_t offset, std::size_t required) {
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if (offset > size) {
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return false;
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}
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if (size < required) {
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return false;
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}
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if ((size - offset) < required) {
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return false;
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}
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return true;
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}
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struct UpdateDataSizes {
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u32_le behavior{};
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u32_le memory_pool{};
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u32_le voice{};
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u32_le voice_channel_resource{};
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u32_le effect{};
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u32_le mixer{};
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u32_le sink{};
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u32_le performance{};
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u32_le splitter{};
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u32_le render_info{};
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INSERT_PADDING_WORDS(4);
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};
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static_assert(sizeof(UpdateDataSizes) == 0x38, "UpdateDataSizes is an invalid size");
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struct UpdateDataHeader {
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u32_le revision{};
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UpdateDataSizes size{};
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u32_le total_size{};
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};
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static_assert(sizeof(UpdateDataHeader) == 0x40, "UpdateDataHeader is an invalid size");
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struct AudioRendererParameter {
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u32_le sample_rate;
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u32_le sample_count;
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u32_le mix_buffer_count;
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u32_le submix_count;
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u32_le voice_count;
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u32_le sink_count;
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u32_le effect_count;
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u32_le performance_frame_count;
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u8 is_voice_drop_enabled;
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u8 unknown_21;
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u8 unknown_22;
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u8 execution_mode;
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u32_le splitter_count;
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u32_le num_splitter_send_channels;
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u32_le unknown_30;
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u32_le revision;
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};
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static_assert(sizeof(AudioRendererParameter) == 52, "AudioRendererParameter is an invalid size");
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} // namespace AudioCommon
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