From ee847f8ff0b1b0aec39c1b78c010bc0c08a0a613 Mon Sep 17 00:00:00 2001
From: Narr the Reg <juangerman-13@hotmail.com>
Date: Thu, 4 Jan 2024 20:37:43 -0600
Subject: hid_core: Move hid to it's own subproject

---
 src/hid_core/irsensor/clustering_processor.h | 115 +++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 src/hid_core/irsensor/clustering_processor.h

(limited to 'src/hid_core/irsensor/clustering_processor.h')

diff --git a/src/hid_core/irsensor/clustering_processor.h b/src/hid_core/irsensor/clustering_processor.h
new file mode 100644
index 000000000..e3b60d9b0
--- /dev/null
+++ b/src/hid_core/irsensor/clustering_processor.h
@@ -0,0 +1,115 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include "common/common_types.h"
+#include "hid_core/irsensor/irs_types.h"
+#include "hid_core/irsensor/processor_base.h"
+#include "hid_core/resources/irs_ring_lifo.h"
+
+namespace Core {
+class System;
+}
+
+namespace Core::HID {
+class EmulatedController;
+} // namespace Core::HID
+
+namespace Service::IRS {
+class ClusteringProcessor final : public ProcessorBase {
+public:
+    explicit ClusteringProcessor(Core::System& system_, Core::IrSensor::DeviceFormat& device_format,
+                                 std::size_t npad_index);
+    ~ClusteringProcessor() override;
+
+    // Called when the processor is initialized
+    void StartProcessor() override;
+
+    // Called when the processor is suspended
+    void SuspendProcessor() override;
+
+    // Called when the processor is stopped
+    void StopProcessor() override;
+
+    // Sets config parameters of the camera
+    void SetConfig(Core::IrSensor::PackedClusteringProcessorConfig config);
+
+private:
+    static constexpr auto format = Core::IrSensor::ImageTransferProcessorFormat::Size320x240;
+    static constexpr std::size_t width = 320;
+    static constexpr std::size_t height = 240;
+
+    // This is nn::irsensor::ClusteringProcessorConfig
+    struct ClusteringProcessorConfig {
+        Core::IrSensor::CameraConfig camera_config;
+        Core::IrSensor::IrsRect window_of_interest;
+        u32 pixel_count_min;
+        u32 pixel_count_max;
+        u32 object_intensity_min;
+        bool is_external_light_filter_enabled;
+        INSERT_PADDING_BYTES(3);
+    };
+    static_assert(sizeof(ClusteringProcessorConfig) == 0x30,
+                  "ClusteringProcessorConfig is an invalid size");
+
+    // This is nn::irsensor::AdaptiveClusteringProcessorConfig
+    struct AdaptiveClusteringProcessorConfig {
+        Core::IrSensor::AdaptiveClusteringMode mode;
+        Core::IrSensor::AdaptiveClusteringTargetDistance target_distance;
+    };
+    static_assert(sizeof(AdaptiveClusteringProcessorConfig) == 0x8,
+                  "AdaptiveClusteringProcessorConfig is an invalid size");
+
+    // This is nn::irsensor::ClusteringData
+    struct ClusteringData {
+        f32 average_intensity;
+        Core::IrSensor::IrsCentroid centroid;
+        u32 pixel_count;
+        Core::IrSensor::IrsRect bound;
+    };
+    static_assert(sizeof(ClusteringData) == 0x18, "ClusteringData is an invalid size");
+
+    // This is nn::irsensor::ClusteringProcessorState
+    struct ClusteringProcessorState {
+        s64 sampling_number;
+        u64 timestamp;
+        u8 object_count;
+        INSERT_PADDING_BYTES(3);
+        Core::IrSensor::CameraAmbientNoiseLevel ambient_noise_level;
+        std::array<ClusteringData, 0x10> data;
+    };
+    static_assert(sizeof(ClusteringProcessorState) == 0x198,
+                  "ClusteringProcessorState is an invalid size");
+
+    struct ClusteringSharedMemory {
+        Service::IRS::Lifo<ClusteringProcessorState, 6> clustering_lifo;
+        static_assert(sizeof(clustering_lifo) == 0x9A0, "clustering_lifo is an invalid size");
+        INSERT_PADDING_WORDS(0x11F);
+    };
+    static_assert(sizeof(ClusteringSharedMemory) == 0xE20,
+                  "ClusteringSharedMemory is an invalid size");
+
+    void OnControllerUpdate(Core::HID::ControllerTriggerType type);
+    void RemoveLowIntensityData(std::vector<u8>& data);
+    ClusteringData GetClusterProperties(std::vector<u8>& data, std::size_t x, std::size_t y);
+    ClusteringData GetPixelProperties(const std::vector<u8>& data, std::size_t x,
+                                      std::size_t y) const;
+    ClusteringData MergeCluster(const ClusteringData a, const ClusteringData b) const;
+    u8 GetPixel(const std::vector<u8>& data, std::size_t x, std::size_t y) const;
+    void SetPixel(std::vector<u8>& data, std::size_t x, std::size_t y, u8 value);
+
+    // Sets config parameters of the camera
+    void SetDefaultConfig();
+
+    ClusteringSharedMemory* shared_memory = nullptr;
+    ClusteringProcessorState next_state{};
+
+    ClusteringProcessorConfig current_config{};
+    Core::IrSensor::DeviceFormat& device;
+    Core::HID::EmulatedController* npad_device;
+    int callback_key{};
+
+    Core::System& system;
+};
+} // namespace Service::IRS
-- 
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