From d583e01f54a7f53d1955f8bc76169c02b807df2e Mon Sep 17 00:00:00 2001
From: german <german@thesoftwareartisans.com>
Date: Thu, 31 Dec 2020 20:40:55 -0600
Subject: Add multitouch support

---
 src/core/hle/service/hid/controllers/touchscreen.h | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

(limited to 'src/core/hle/service/hid/controllers/touchscreen.h')

diff --git a/src/core/hle/service/hid/controllers/touchscreen.h b/src/core/hle/service/hid/controllers/touchscreen.h
index 4d9042adc..6c7620420 100644
--- a/src/core/hle/service/hid/controllers/touchscreen.h
+++ b/src/core/hle/service/hid/controllers/touchscreen.h
@@ -30,6 +30,9 @@ public:
     void OnLoadInputDevices() override;
 
 private:
+    void updateTouchInputEvent(const std::tuple<float, float, bool>& touch_input, int& finger_id);
+    static const size_t MAX_FINGERS = 16;
+
     struct Attributes {
         union {
             u32 raw{};
@@ -55,7 +58,7 @@ private:
         s64_le sampling_number;
         s64_le sampling_number2;
         s32_le entry_count;
-        std::array<TouchState, 16> states;
+        std::array<TouchState, MAX_FINGERS> states;
     };
     static_assert(sizeof(TouchScreenEntry) == 0x298, "TouchScreenEntry is an invalid size");
 
@@ -66,9 +69,21 @@ private:
     };
     static_assert(sizeof(TouchScreenSharedMemory) == 0x3000,
                   "TouchScreenSharedMemory is an invalid size");
+
+    struct Finger {
+        u64_le last_touch{};
+        float x{};
+        float y{};
+        u32_le id{};
+        bool pressed{};
+        Attributes attribute;
+    };
+
     TouchScreenSharedMemory shared_memory{};
     std::unique_ptr<Input::TouchDevice> touch_device;
     std::unique_ptr<Input::TouchDevice> touch_btn_device;
-    s64_le last_touch{};
+    int mouse_finger_id{-1};
+    int keyboar_finger_id{-1};
+    std::array<Finger, MAX_FINGERS> fingers;
 };
 } // namespace Service::HID
-- 
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