1 files changed, 81 insertions, 0 deletions
diff --git a/src/audio_core/renderer/effect/light_limiter.cpp b/src/audio_core/renderer/effect/light_limiter.cpp
new file mode 100644
index 000000000..1635a952d
--- /dev/null
+++ b/src/audio_core/renderer/effect/light_limiter.cpp
@@ -0,0 +1,81 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/renderer/effect/light_limiter.h"
+
+namespace AudioCore::AudioRenderer {
+
+void LightLimiterInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                              const InParameterVersion1& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    if (buffer_unmapped || in_params.is_new) {
+        usage_state = UsageState::New;
+        params->state = ParameterState::Initialized;
+        buffer_unmapped = !pool_mapper.TryAttachBuffer(
+            error_info, workbuffers[0], in_params.workbuffer, in_params.workbuffer_size);
+    } else {
+        error_info.error_code = ResultSuccess;
+        error_info.address = CpuAddr(0);
+    }
+}
+
+void LightLimiterInfo::Update(BehaviorInfo::ErrorInfo& error_info,
+                              const InParameterVersion2& in_params, const PoolMapper& pool_mapper) {
+    auto in_specific{reinterpret_cast<const ParameterVersion1*>(in_params.specific.data())};
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+
+    std::memcpy(params, in_specific, sizeof(ParameterVersion1));
+    mix_id = in_params.mix_id;
+    process_order = in_params.process_order;
+    enabled = in_params.enabled;
+
+    if (buffer_unmapped || in_params.is_new) {
+        usage_state = UsageState::New;
+        params->state = ParameterState::Initialized;
+        buffer_unmapped = !pool_mapper.TryAttachBuffer(
+            error_info, workbuffers[0], in_params.workbuffer, in_params.workbuffer_size);
+    } else {
+        error_info.error_code = ResultSuccess;
+        error_info.address = CpuAddr(0);
+    }
+}
+
+void LightLimiterInfo::UpdateForCommandGeneration() {
+    if (enabled) {
+        usage_state = UsageState::Enabled;
+    } else {
+        usage_state = UsageState::Disabled;
+    }
+
+    auto params{reinterpret_cast<ParameterVersion1*>(parameter.data())};
+    params->state = ParameterState::Updated;
+    params->statistics_reset_required = false;
+}
+
+void LightLimiterInfo::InitializeResultState(EffectResultState& result_state) {
+    auto result_state_{reinterpret_cast<StatisticsInternal*>(result_state.state.data())};
+
+    result_state_->channel_max_sample.fill(0);
+    result_state_->channel_compression_gain_min.fill(1.0f);
+}
+
+void LightLimiterInfo::UpdateResultState(EffectResultState& cpu_state,
+                                         EffectResultState& dsp_state) {
+    auto cpu_statistics{reinterpret_cast<StatisticsInternal*>(cpu_state.state.data())};
+    auto dsp_statistics{reinterpret_cast<StatisticsInternal*>(dsp_state.state.data())};
+
+    *cpu_statistics = *dsp_statistics;
+}
+
+CpuAddr LightLimiterInfo::GetWorkbuffer(s32 index) {
+    return GetSingleBuffer(index);
+}
+
+} // namespace AudioCore::AudioRenderer