diff options
| author | 2021-01-10 22:09:56 -0700 | |
|---|---|---|
| committer | 2021-01-10 22:09:56 -0700 | |
| commit | 7a3c884e39fccfbb498b855080bffabc9ce2e7f1 (patch) | |
| tree | 5056f9406dec188439cb0deb87603498243a9412 /src/input_common/motion_emu.cpp | |
| parent | More forgetting... duh (diff) | |
| parent | Merge pull request #5229 from Morph1984/fullscreen-opt (diff) | |
| download | yuzu-7a3c884e39fccfbb498b855080bffabc9ce2e7f1.tar.gz yuzu-7a3c884e39fccfbb498b855080bffabc9ce2e7f1.tar.xz yuzu-7a3c884e39fccfbb498b855080bffabc9ce2e7f1.zip | |
Merge remote-tracking branch 'upstream/master' into int-flags
Diffstat (limited to 'src/input_common/motion_emu.cpp')
| -rw-r--r-- | src/input_common/motion_emu.cpp | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/src/input_common/motion_emu.cpp b/src/input_common/motion_emu.cpp deleted file mode 100644 index 69fd3c1d2..000000000 --- a/src/input_common/motion_emu.cpp +++ /dev/null | |||
| @@ -1,178 +0,0 @@ | |||
| 1 | // Copyright 2017 Citra Emulator Project | ||
| 2 | // Licensed under GPLv2 or any later version | ||
| 3 | // Refer to the license.txt file included. | ||
| 4 | |||
| 5 | #include <algorithm> | ||
| 6 | #include <chrono> | ||
| 7 | #include <mutex> | ||
| 8 | #include <thread> | ||
| 9 | #include <tuple> | ||
| 10 | #include "common/math_util.h" | ||
| 11 | #include "common/quaternion.h" | ||
| 12 | #include "common/thread.h" | ||
| 13 | #include "common/vector_math.h" | ||
| 14 | #include "input_common/motion_emu.h" | ||
| 15 | |||
| 16 | namespace InputCommon { | ||
| 17 | |||
| 18 | // Implementation class of the motion emulation device | ||
| 19 | class MotionEmuDevice { | ||
| 20 | public: | ||
| 21 | MotionEmuDevice(int update_millisecond, float sensitivity) | ||
| 22 | : update_millisecond(update_millisecond), | ||
| 23 | update_duration(std::chrono::duration_cast<std::chrono::steady_clock::duration>( | ||
| 24 | std::chrono::milliseconds(update_millisecond))), | ||
| 25 | sensitivity(sensitivity), motion_emu_thread(&MotionEmuDevice::MotionEmuThread, this) {} | ||
| 26 | |||
| 27 | ~MotionEmuDevice() { | ||
| 28 | if (motion_emu_thread.joinable()) { | ||
| 29 | shutdown_event.Set(); | ||
| 30 | motion_emu_thread.join(); | ||
| 31 | } | ||
| 32 | } | ||
| 33 | |||
| 34 | void BeginTilt(int x, int y) { | ||
| 35 | mouse_origin = Common::MakeVec(x, y); | ||
| 36 | is_tilting = true; | ||
| 37 | } | ||
| 38 | |||
| 39 | void Tilt(int x, int y) { | ||
| 40 | auto mouse_move = Common::MakeVec(x, y) - mouse_origin; | ||
| 41 | if (is_tilting) { | ||
| 42 | std::lock_guard guard{tilt_mutex}; | ||
| 43 | if (mouse_move.x == 0 && mouse_move.y == 0) { | ||
| 44 | tilt_angle = 0; | ||
| 45 | } else { | ||
| 46 | tilt_direction = mouse_move.Cast<float>(); | ||
| 47 | tilt_angle = | ||
| 48 | std::clamp(tilt_direction.Normalize() * sensitivity, 0.0f, Common::PI * 0.5f); | ||
| 49 | } | ||
| 50 | } | ||
| 51 | } | ||
| 52 | |||
| 53 | void EndTilt() { | ||
| 54 | std::lock_guard guard{tilt_mutex}; | ||
| 55 | tilt_angle = 0; | ||
| 56 | is_tilting = false; | ||
| 57 | } | ||
| 58 | |||
| 59 | Input::MotionStatus GetStatus() { | ||
| 60 | std::lock_guard guard{status_mutex}; | ||
| 61 | return status; | ||
| 62 | } | ||
| 63 | |||
| 64 | private: | ||
| 65 | const int update_millisecond; | ||
| 66 | const std::chrono::steady_clock::duration update_duration; | ||
| 67 | const float sensitivity; | ||
| 68 | |||
| 69 | Common::Vec2<int> mouse_origin; | ||
| 70 | |||
| 71 | std::mutex tilt_mutex; | ||
| 72 | Common::Vec2<float> tilt_direction; | ||
| 73 | float tilt_angle = 0; | ||
| 74 | |||
| 75 | bool is_tilting = false; | ||
| 76 | |||
| 77 | Common::Event shutdown_event; | ||
| 78 | |||
| 79 | Input::MotionStatus status; | ||
| 80 | std::mutex status_mutex; | ||
| 81 | |||
| 82 | // Note: always keep the thread declaration at the end so that other objects are initialized | ||
| 83 | // before this! | ||
| 84 | std::thread motion_emu_thread; | ||
| 85 | |||
| 86 | void MotionEmuThread() { | ||
| 87 | auto update_time = std::chrono::steady_clock::now(); | ||
| 88 | Common::Quaternion<float> q = Common::MakeQuaternion(Common::Vec3<float>(), 0); | ||
| 89 | Common::Quaternion<float> old_q; | ||
| 90 | |||
| 91 | while (!shutdown_event.WaitUntil(update_time)) { | ||
| 92 | update_time += update_duration; | ||
| 93 | old_q = q; | ||
| 94 | |||
| 95 | { | ||
| 96 | std::lock_guard guard{tilt_mutex}; | ||
| 97 | |||
| 98 | // Find the quaternion describing current 3DS tilting | ||
| 99 | q = Common::MakeQuaternion( | ||
| 100 | Common::MakeVec(-tilt_direction.y, 0.0f, tilt_direction.x), tilt_angle); | ||
| 101 | } | ||
| 102 | |||
| 103 | auto inv_q = q.Inverse(); | ||
| 104 | |||
| 105 | // Set the gravity vector in world space | ||
| 106 | auto gravity = Common::MakeVec(0.0f, -1.0f, 0.0f); | ||
| 107 | |||
| 108 | // Find the angular rate vector in world space | ||
| 109 | auto angular_rate = ((q - old_q) * inv_q).xyz * 2; | ||
| 110 | angular_rate *= 1000 / update_millisecond / Common::PI * 180; | ||
| 111 | |||
| 112 | // Transform the two vectors from world space to 3DS space | ||
| 113 | gravity = QuaternionRotate(inv_q, gravity); | ||
| 114 | angular_rate = QuaternionRotate(inv_q, angular_rate); | ||
| 115 | |||
| 116 | // TODO: Calculate the correct rotation vector and orientation matrix | ||
| 117 | const auto matrix4x4 = q.ToMatrix(); | ||
| 118 | const auto rotation = Common::MakeVec(0.0f, 0.0f, 0.0f); | ||
| 119 | const std::array orientation{ | ||
| 120 | Common::Vec3f(matrix4x4[0], matrix4x4[1], -matrix4x4[2]), | ||
| 121 | Common::Vec3f(matrix4x4[4], matrix4x4[5], -matrix4x4[6]), | ||
| 122 | Common::Vec3f(-matrix4x4[8], -matrix4x4[9], matrix4x4[10]), | ||
| 123 | }; | ||
| 124 | |||
| 125 | // Update the sensor state | ||
| 126 | { | ||
| 127 | std::lock_guard guard{status_mutex}; | ||
| 128 | status = std::make_tuple(gravity, angular_rate, rotation, orientation); | ||
| 129 | } | ||
| 130 | } | ||
| 131 | } | ||
| 132 | }; | ||
| 133 | |||
| 134 | // Interface wrapper held by input receiver as a unique_ptr. It holds the implementation class as | ||
| 135 | // a shared_ptr, which is also observed by the factory class as a weak_ptr. In this way the factory | ||
| 136 | // can forward all the inputs to the implementation only when it is valid. | ||
| 137 | class MotionEmuDeviceWrapper : public Input::MotionDevice { | ||
| 138 | public: | ||
| 139 | MotionEmuDeviceWrapper(int update_millisecond, float sensitivity) { | ||
| 140 | device = std::make_shared<MotionEmuDevice>(update_millisecond, sensitivity); | ||
| 141 | } | ||
| 142 | |||
| 143 | Input::MotionStatus GetStatus() const override { | ||
| 144 | return device->GetStatus(); | ||
| 145 | } | ||
| 146 | |||
| 147 | std::shared_ptr<MotionEmuDevice> device; | ||
| 148 | }; | ||
| 149 | |||
| 150 | std::unique_ptr<Input::MotionDevice> MotionEmu::Create(const Common::ParamPackage& params) { | ||
| 151 | int update_period = params.Get("update_period", 100); | ||
| 152 | float sensitivity = params.Get("sensitivity", 0.01f); | ||
| 153 | auto device_wrapper = std::make_unique<MotionEmuDeviceWrapper>(update_period, sensitivity); | ||
| 154 | // Previously created device is disconnected here. Having two motion devices for 3DS is not | ||
| 155 | // expected. | ||
| 156 | current_device = device_wrapper->device; | ||
| 157 | return device_wrapper; | ||
| 158 | } | ||
| 159 | |||
| 160 | void MotionEmu::BeginTilt(int x, int y) { | ||
| 161 | if (auto ptr = current_device.lock()) { | ||
| 162 | ptr->BeginTilt(x, y); | ||
| 163 | } | ||
| 164 | } | ||
| 165 | |||
| 166 | void MotionEmu::Tilt(int x, int y) { | ||
| 167 | if (auto ptr = current_device.lock()) { | ||
| 168 | ptr->Tilt(x, y); | ||
| 169 | } | ||
| 170 | } | ||
| 171 | |||
| 172 | void MotionEmu::EndTilt() { | ||
| 173 | if (auto ptr = current_device.lock()) { | ||
| 174 | ptr->EndTilt(); | ||
| 175 | } | ||
| 176 | } | ||
| 177 | |||
| 178 | } // namespace InputCommon | ||