From afe2d667d95e74be8f401010fa31a9eeca77d93a Mon Sep 17 00:00:00 2001 From: german77 Date: Mon, 20 Sep 2021 20:33:50 -0500 Subject: [PATCH] service/hid: Update touch and gestures to use ring lifo and the emulated console --- .../hle/service/hid/controllers/gesture.cpp | 274 +++++++----------- .../hle/service/hid/controllers/gesture.h | 80 ++--- .../service/hid/controllers/touchscreen.cpp | 136 +++------ .../hle/service/hid/controllers/touchscreen.h | 71 ++--- 4 files changed, 191 insertions(+), 370 deletions(-) diff --git a/src/core/hle/service/hid/controllers/gesture.cpp b/src/core/hle/service/hid/controllers/gesture.cpp index 764abb5b6..2f98cc54b 100644 --- a/src/core/hle/service/hid/controllers/gesture.cpp +++ b/src/core/hle/service/hid/controllers/gesture.cpp @@ -5,8 +5,10 @@ #include "common/logging/log.h" #include "common/math_util.h" #include "common/settings.h" +#include "core/core.h" #include "core/core_timing.h" #include "core/frontend/emu_window.h" +#include "core/hid/hid_core.h" #include "core/hle/service/hid/controllers/gesture.h" namespace Service::HID { @@ -23,16 +25,15 @@ constexpr f32 Square(s32 num) { return static_cast(num * num); } -Controller_Gesture::Controller_Gesture(Core::System& system_) : ControllerBase(system_) {} +Controller_Gesture::Controller_Gesture(Core::System& system_) : ControllerBase(system_) { + console = system.HIDCore().GetEmulatedConsole(); +} + Controller_Gesture::~Controller_Gesture() = default; void Controller_Gesture::OnInit() { - for (std::size_t id = 0; id < MAX_FINGERS; ++id) { - mouse_finger_id[id] = MAX_POINTS; - keyboard_finger_id[id] = MAX_POINTS; - udp_finger_id[id] = MAX_POINTS; - } - shared_memory.header.entry_count = 0; + gesture_lifo.entry_count = 0; + gesture_lifo.last_entry_index = 0; force_update = true; } @@ -40,50 +41,43 @@ void Controller_Gesture::OnRelease() {} void Controller_Gesture::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data, std::size_t size) { - shared_memory.header.timestamp = core_timing.GetCPUTicks(); - shared_memory.header.total_entry_count = 17; - + // TODO FIND WTF IS WRONG HERE!!!!!!!! + return; if (!IsControllerActivated()) { - shared_memory.header.entry_count = 0; - shared_memory.header.last_entry_index = 0; + gesture_lifo.entry_count = 0; + gesture_lifo.last_entry_index = 0; + std::memcpy(data, &gesture_lifo, sizeof(gesture_lifo)); return; } ReadTouchInput(); GestureProperties gesture = GetGestureProperties(); - f32 time_difference = static_cast(shared_memory.header.timestamp - last_update_timestamp) / - (1000 * 1000 * 1000); + f32 time_difference = + static_cast(gesture_lifo.timestamp - last_update_timestamp) / (1000 * 1000 * 1000); // Only update if necesary if (!ShouldUpdateGesture(gesture, time_difference)) { return; } - last_update_timestamp = shared_memory.header.timestamp; + last_update_timestamp = gesture_lifo.timestamp; UpdateGestureSharedMemory(data, size, gesture, time_difference); } void Controller_Gesture::ReadTouchInput() { - const Input::TouchStatus& mouse_status = touch_mouse_device->GetStatus(); - const Input::TouchStatus& udp_status = touch_udp_device->GetStatus(); - for (std::size_t id = 0; id < mouse_status.size(); ++id) { - mouse_finger_id[id] = UpdateTouchInputEvent(mouse_status[id], mouse_finger_id[id]); - udp_finger_id[id] = UpdateTouchInputEvent(udp_status[id], udp_finger_id[id]); - } - - if (Settings::values.use_touch_from_button) { - const Input::TouchStatus& keyboard_status = touch_btn_device->GetStatus(); - for (std::size_t id = 0; id < mouse_status.size(); ++id) { - keyboard_finger_id[id] = - UpdateTouchInputEvent(keyboard_status[id], keyboard_finger_id[id]); - } + const auto touch_status = console->GetTouch(); + for (std::size_t id = 0; id < fingers.size(); ++id) { + const Core::HID::TouchFinger& status = touch_status[id]; + Finger& finger = fingers[id]; + finger.pos = status.position; + finger.pressed = status.pressed; } } bool Controller_Gesture::ShouldUpdateGesture(const GestureProperties& gesture, f32 time_difference) { - const auto& last_entry = shared_memory.gesture_states[shared_memory.header.last_entry_index]; + const auto& last_entry = gesture_lifo.ReadCurrentEntry().state; if (force_update) { force_update = false; return true; @@ -97,7 +91,7 @@ bool Controller_Gesture::ShouldUpdateGesture(const GestureProperties& gesture, } // Update on press and hold event after 0.5 seconds - if (last_entry.type == TouchType::Touch && last_entry.point_count == 1 && + if (last_entry.type == GestureType::Touch && last_entry.point_count == 1 && time_difference > press_delay) { return enable_press_and_tap; } @@ -108,27 +102,19 @@ bool Controller_Gesture::ShouldUpdateGesture(const GestureProperties& gesture, void Controller_Gesture::UpdateGestureSharedMemory(u8* data, std::size_t size, GestureProperties& gesture, f32 time_difference) { - TouchType type = TouchType::Idle; - Attribute attributes{}; + GestureType type = GestureType::Idle; + GestureAttribute attributes{}; - const auto& last_entry = shared_memory.gesture_states[shared_memory.header.last_entry_index]; - shared_memory.header.last_entry_index = (shared_memory.header.last_entry_index + 1) % 17; - auto& cur_entry = shared_memory.gesture_states[shared_memory.header.last_entry_index]; + const auto& last_entry = gesture_lifo.ReadCurrentEntry().state; - if (shared_memory.header.entry_count < 16) { - shared_memory.header.entry_count++; - } - - cur_entry.sampling_number = last_entry.sampling_number + 1; - cur_entry.sampling_number2 = cur_entry.sampling_number; - - // Reset values to default - cur_entry.delta = {}; - cur_entry.vel_x = 0; - cur_entry.vel_y = 0; - cur_entry.direction = Direction::None; - cur_entry.rotation_angle = 0; - cur_entry.scale = 0; + // Reset next state to default + next_state.sampling_number = last_entry.sampling_number + 1; + next_state.delta = {}; + next_state.vel_x = 0; + next_state.vel_y = 0; + next_state.direction = GestureDirection::None; + next_state.rotation_angle = 0; + next_state.scale = 0; if (gesture.active_points > 0) { if (last_gesture.active_points == 0) { @@ -141,46 +127,47 @@ void Controller_Gesture::UpdateGestureSharedMemory(u8* data, std::size_t size, } // Apply attributes - cur_entry.detection_count = gesture.detection_count; - cur_entry.type = type; - cur_entry.attributes = attributes; - cur_entry.pos = gesture.mid_point; - cur_entry.point_count = static_cast(gesture.active_points); - cur_entry.points = gesture.points; + next_state.detection_count = gesture.detection_count; + next_state.type = type; + next_state.attributes = attributes; + next_state.pos = gesture.mid_point; + next_state.point_count = static_cast(gesture.active_points); + next_state.points = gesture.points; last_gesture = gesture; - std::memcpy(data + SHARED_MEMORY_OFFSET, &shared_memory, sizeof(SharedMemory)); + gesture_lifo.WriteNextEntry(next_state); + std::memcpy(data + SHARED_MEMORY_OFFSET, &gesture_lifo, sizeof(gesture_lifo)); } -void Controller_Gesture::NewGesture(GestureProperties& gesture, TouchType& type, - Attribute& attributes) { - const auto& last_entry = GetLastGestureEntry(); +void Controller_Gesture::NewGesture(GestureProperties& gesture, GestureType& type, + GestureAttribute& attributes) { + const auto& last_entry = gesture_lifo.ReadCurrentEntry().state; gesture.detection_count++; - type = TouchType::Touch; + type = GestureType::Touch; // New touch after cancel is not considered new - if (last_entry.type != TouchType::Cancel) { + if (last_entry.type != GestureType::Cancel) { attributes.is_new_touch.Assign(1); enable_press_and_tap = true; } } -void Controller_Gesture::UpdateExistingGesture(GestureProperties& gesture, TouchType& type, +void Controller_Gesture::UpdateExistingGesture(GestureProperties& gesture, GestureType& type, f32 time_difference) { - const auto& last_entry = GetLastGestureEntry(); + const auto& last_entry = gesture_lifo.ReadCurrentEntry().state; // Promote to pan type if touch moved for (size_t id = 0; id < MAX_POINTS; id++) { if (gesture.points[id] != last_gesture.points[id]) { - type = TouchType::Pan; + type = GestureType::Pan; break; } } // Number of fingers changed cancel the last event and clear data if (gesture.active_points != last_gesture.active_points) { - type = TouchType::Cancel; + type = GestureType::Cancel; enable_press_and_tap = false; gesture.active_points = 0; gesture.mid_point = {}; @@ -189,41 +176,41 @@ void Controller_Gesture::UpdateExistingGesture(GestureProperties& gesture, Touch } // Calculate extra parameters of panning - if (type == TouchType::Pan) { + if (type == GestureType::Pan) { UpdatePanEvent(gesture, last_gesture, type, time_difference); return; } // Promote to press type - if (last_entry.type == TouchType::Touch) { - type = TouchType::Press; + if (last_entry.type == GestureType::Touch) { + type = GestureType::Press; } } void Controller_Gesture::EndGesture(GestureProperties& gesture, - GestureProperties& last_gesture_props, TouchType& type, - Attribute& attributes, f32 time_difference) { - const auto& last_entry = GetLastGestureEntry(); + GestureProperties& last_gesture_props, GestureType& type, + GestureAttribute& attributes, f32 time_difference) { + const auto& last_entry = gesture_lifo.ReadCurrentEntry().state; if (last_gesture_props.active_points != 0) { switch (last_entry.type) { - case TouchType::Touch: + case GestureType::Touch: if (enable_press_and_tap) { SetTapEvent(gesture, last_gesture_props, type, attributes); return; } - type = TouchType::Cancel; + type = GestureType::Cancel; force_update = true; break; - case TouchType::Press: - case TouchType::Tap: - case TouchType::Swipe: - case TouchType::Pinch: - case TouchType::Rotate: - type = TouchType::Complete; + case GestureType::Press: + case GestureType::Tap: + case GestureType::Swipe: + case GestureType::Pinch: + case GestureType::Rotate: + type = GestureType::Complete; force_update = true; break; - case TouchType::Pan: + case GestureType::Pan: EndPanEvent(gesture, last_gesture_props, type, time_difference); break; default: @@ -231,15 +218,15 @@ void Controller_Gesture::EndGesture(GestureProperties& gesture, } return; } - if (last_entry.type == TouchType::Complete || last_entry.type == TouchType::Cancel) { + if (last_entry.type == GestureType::Complete || last_entry.type == GestureType::Cancel) { gesture.detection_count++; } } void Controller_Gesture::SetTapEvent(GestureProperties& gesture, - GestureProperties& last_gesture_props, TouchType& type, - Attribute& attributes) { - type = TouchType::Tap; + GestureProperties& last_gesture_props, GestureType& type, + GestureAttribute& attributes) { + type = GestureType::Tap; gesture = last_gesture_props; force_update = true; f32 tap_time_difference = @@ -251,44 +238,42 @@ void Controller_Gesture::SetTapEvent(GestureProperties& gesture, } void Controller_Gesture::UpdatePanEvent(GestureProperties& gesture, - GestureProperties& last_gesture_props, TouchType& type, + GestureProperties& last_gesture_props, GestureType& type, f32 time_difference) { - auto& cur_entry = shared_memory.gesture_states[shared_memory.header.last_entry_index]; - const auto& last_entry = GetLastGestureEntry(); + const auto& last_entry = gesture_lifo.ReadCurrentEntry().state; - cur_entry.delta = gesture.mid_point - last_entry.pos; - cur_entry.vel_x = static_cast(cur_entry.delta.x) / time_difference; - cur_entry.vel_y = static_cast(cur_entry.delta.y) / time_difference; + next_state.delta = gesture.mid_point - last_entry.pos; + next_state.vel_x = static_cast(next_state.delta.x) / time_difference; + next_state.vel_y = static_cast(next_state.delta.y) / time_difference; last_pan_time_difference = time_difference; // Promote to pinch type if (std::abs(gesture.average_distance - last_gesture_props.average_distance) > pinch_threshold) { - type = TouchType::Pinch; - cur_entry.scale = gesture.average_distance / last_gesture_props.average_distance; + type = GestureType::Pinch; + next_state.scale = gesture.average_distance / last_gesture_props.average_distance; } const f32 angle_between_two_lines = std::atan((gesture.angle - last_gesture_props.angle) / (1 + (gesture.angle * last_gesture_props.angle))); // Promote to rotate type if (std::abs(angle_between_two_lines) > angle_threshold) { - type = TouchType::Rotate; - cur_entry.scale = 0; - cur_entry.rotation_angle = angle_between_two_lines * 180.0f / Common::PI; + type = GestureType::Rotate; + next_state.scale = 0; + next_state.rotation_angle = angle_between_two_lines * 180.0f / Common::PI; } } void Controller_Gesture::EndPanEvent(GestureProperties& gesture, - GestureProperties& last_gesture_props, TouchType& type, + GestureProperties& last_gesture_props, GestureType& type, f32 time_difference) { - auto& cur_entry = shared_memory.gesture_states[shared_memory.header.last_entry_index]; - const auto& last_entry = GetLastGestureEntry(); - cur_entry.vel_x = + const auto& last_entry = gesture_lifo.ReadCurrentEntry().state; + next_state.vel_x = static_cast(last_entry.delta.x) / (last_pan_time_difference + time_difference); - cur_entry.vel_y = + next_state.vel_y = static_cast(last_entry.delta.y) / (last_pan_time_difference + time_difference); const f32 curr_vel = - std::sqrt((cur_entry.vel_x * cur_entry.vel_x) + (cur_entry.vel_y * cur_entry.vel_y)); + std::sqrt((next_state.vel_x * next_state.vel_x) + (next_state.vel_y * next_state.vel_y)); // Set swipe event with parameters if (curr_vel > swipe_threshold) { @@ -297,93 +282,34 @@ void Controller_Gesture::EndPanEvent(GestureProperties& gesture, } // End panning without swipe - type = TouchType::Complete; - cur_entry.vel_x = 0; - cur_entry.vel_y = 0; + type = GestureType::Complete; + next_state.vel_x = 0; + next_state.vel_y = 0; force_update = true; } void Controller_Gesture::SetSwipeEvent(GestureProperties& gesture, - GestureProperties& last_gesture_props, TouchType& type) { - auto& cur_entry = shared_memory.gesture_states[shared_memory.header.last_entry_index]; - const auto& last_entry = GetLastGestureEntry(); + GestureProperties& last_gesture_props, GestureType& type) { + const auto& last_entry = gesture_lifo.ReadCurrentEntry().state; - type = TouchType::Swipe; + type = GestureType::Swipe; gesture = last_gesture_props; force_update = true; - cur_entry.delta = last_entry.delta; + next_state.delta = last_entry.delta; - if (std::abs(cur_entry.delta.x) > std::abs(cur_entry.delta.y)) { - if (cur_entry.delta.x > 0) { - cur_entry.direction = Direction::Right; + if (std::abs(next_state.delta.x) > std::abs(next_state.delta.y)) { + if (next_state.delta.x > 0) { + next_state.direction = GestureDirection::Right; return; } - cur_entry.direction = Direction::Left; + next_state.direction = GestureDirection::Left; return; } - if (cur_entry.delta.y > 0) { - cur_entry.direction = Direction::Down; + if (next_state.delta.y > 0) { + next_state.direction = GestureDirection::Down; return; } - cur_entry.direction = Direction::Up; -} - -void Controller_Gesture::OnLoadInputDevices() { - touch_mouse_device = Input::CreateDevice("engine:emu_window"); - touch_udp_device = Input::CreateDevice("engine:cemuhookudp"); - touch_btn_device = Input::CreateDevice("engine:touch_from_button"); -} - -std::optional Controller_Gesture::GetUnusedFingerID() const { - // Dont assign any touch input to a point if disabled - if (!Settings::values.touchscreen.enabled) { - return std::nullopt; - } - std::size_t first_free_id = 0; - while (first_free_id < MAX_POINTS) { - if (!fingers[first_free_id].pressed) { - return first_free_id; - } else { - first_free_id++; - } - } - return std::nullopt; -} - -Controller_Gesture::GestureState& Controller_Gesture::GetLastGestureEntry() { - return shared_memory.gesture_states[(shared_memory.header.last_entry_index + 16) % 17]; -} - -const Controller_Gesture::GestureState& Controller_Gesture::GetLastGestureEntry() const { - return shared_memory.gesture_states[(shared_memory.header.last_entry_index + 16) % 17]; -} - -std::size_t Controller_Gesture::UpdateTouchInputEvent( - const std::tuple& touch_input, std::size_t finger_id) { - const auto& [x, y, pressed] = touch_input; - if (finger_id > MAX_POINTS) { - LOG_ERROR(Service_HID, "Invalid finger id {}", finger_id); - return MAX_POINTS; - } - if (pressed) { - if (finger_id == MAX_POINTS) { - const auto first_free_id = GetUnusedFingerID(); - if (!first_free_id) { - // Invalid finger id do nothing - return MAX_POINTS; - } - finger_id = first_free_id.value(); - fingers[finger_id].pressed = true; - } - fingers[finger_id].pos = {x, y}; - return finger_id; - } - - if (finger_id != MAX_POINTS) { - fingers[finger_id].pressed = false; - } - - return MAX_POINTS; + next_state.direction = GestureDirection::Up; } Controller_Gesture::GestureProperties Controller_Gesture::GetGestureProperties() { diff --git a/src/core/hle/service/hid/controllers/gesture.h b/src/core/hle/service/hid/controllers/gesture.h index 7e7ae6625..8e6f315a4 100644 --- a/src/core/hle/service/hid/controllers/gesture.h +++ b/src/core/hle/service/hid/controllers/gesture.h @@ -8,8 +8,12 @@ #include "common/bit_field.h" #include "common/common_types.h" #include "common/point.h" -#include "core/frontend/input.h" #include "core/hle/service/hid/controllers/controller_base.h" +#include "core/hle/service/hid/ring_lifo.h" + +namespace Core::HID { +class EmulatedController; +} // namespace Core::HID namespace Service::HID { class Controller_Gesture final : public ControllerBase { @@ -26,14 +30,12 @@ public: // When the controller is requesting an update for the shared memory void OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data, size_t size) override; - // Called when input devices should be loaded - void OnLoadInputDevices() override; - private: static constexpr size_t MAX_FINGERS = 16; static constexpr size_t MAX_POINTS = 4; - enum class TouchType : u32 { + // This is nn::hid::GestureType + enum class GestureType : u32 { Idle, // Nothing touching the screen Complete, // Set at the end of a touch event Cancel, // Set when the number of fingers change @@ -46,7 +48,8 @@ private: Rotate, // All points rotating from the midpoint }; - enum class Direction : u32 { + // This is nn::hid::GestureDirection + enum class GestureDirection : u32 { None, Left, Up, @@ -54,7 +57,8 @@ private: Down, }; - struct Attribute { + // This is nn::hid::GestureAttribute + struct GestureAttribute { union { u32_le raw{}; @@ -62,31 +66,25 @@ private: BitField<8, 1, u32> is_double_tap; }; }; - static_assert(sizeof(Attribute) == 4, "Attribute is an invalid size"); + static_assert(sizeof(GestureAttribute) == 4, "GestureAttribute is an invalid size"); + // This is nn::hid::GestureState struct GestureState { s64_le sampling_number; - s64_le sampling_number2; s64_le detection_count; - TouchType type; - Direction direction; + GestureType type; + GestureDirection direction; Common::Point pos; Common::Point delta; f32 vel_x; f32 vel_y; - Attribute attributes; + GestureAttribute attributes; f32 scale; f32 rotation_angle; s32_le point_count; std::array, 4> points; }; - static_assert(sizeof(GestureState) == 0x68, "GestureState is an invalid size"); - - struct SharedMemory { - CommonHeader header; - std::array gesture_states; - }; - static_assert(sizeof(SharedMemory) == 0x708, "SharedMemory is an invalid size"); + static_assert(sizeof(GestureState) == 0x60, "GestureState is an invalid size"); struct Finger { Common::Point pos{}; @@ -114,58 +112,42 @@ private: f32 time_difference); // Initializes new gesture - void NewGesture(GestureProperties& gesture, TouchType& type, Attribute& attributes); + void NewGesture(GestureProperties& gesture, GestureType& type, GestureAttribute& attributes); // Updates existing gesture state - void UpdateExistingGesture(GestureProperties& gesture, TouchType& type, f32 time_difference); + void UpdateExistingGesture(GestureProperties& gesture, GestureType& type, f32 time_difference); // Terminates exiting gesture void EndGesture(GestureProperties& gesture, GestureProperties& last_gesture_props, - TouchType& type, Attribute& attributes, f32 time_difference); + GestureType& type, GestureAttribute& attributes, f32 time_difference); // Set current event to a tap event void SetTapEvent(GestureProperties& gesture, GestureProperties& last_gesture_props, - TouchType& type, Attribute& attributes); + GestureType& type, GestureAttribute& attributes); // Calculates and set the extra parameters related to a pan event void UpdatePanEvent(GestureProperties& gesture, GestureProperties& last_gesture_props, - TouchType& type, f32 time_difference); + GestureType& type, f32 time_difference); // Terminates the pan event void EndPanEvent(GestureProperties& gesture, GestureProperties& last_gesture_props, - TouchType& type, f32 time_difference); + GestureType& type, f32 time_difference); // Set current event to a swipe event void SetSwipeEvent(GestureProperties& gesture, GestureProperties& last_gesture_props, - TouchType& type); - - // Returns an unused finger id, if there is no fingers available std::nullopt is returned. - [[nodiscard]] std::optional GetUnusedFingerID() const; - - // Retrieves the last gesture entry, as indicated by shared memory indices. - [[nodiscard]] GestureState& GetLastGestureEntry(); - [[nodiscard]] const GestureState& GetLastGestureEntry() const; - - /** - * If the touch is new it tries to assign a new finger id, if there is no fingers available no - * changes will be made. Updates the coordinates if the finger id it's already set. If the touch - * ends delays the output by one frame to set the end_touch flag before finally freeing the - * finger id - */ - size_t UpdateTouchInputEvent(const std::tuple& touch_input, - size_t finger_id); + GestureType& type); // Returns the average distance, angle and middle point of the active fingers GestureProperties GetGestureProperties(); - SharedMemory shared_memory{}; - std::unique_ptr touch_mouse_device; - std::unique_ptr touch_udp_device; - std::unique_ptr touch_btn_device; - std::array mouse_finger_id{}; - std::array keyboard_finger_id{}; - std::array udp_finger_id{}; + // This is nn::hid::detail::GestureLifo + Lifo gesture_lifo{}; + static_assert(sizeof(gesture_lifo) == 0x708, "gesture_lifo is an invalid size"); + GestureState next_state{}; + std::array fingers{}; + Core::HID::EmulatedConsole* console; + GestureProperties last_gesture{}; s64_le last_update_timestamp{}; s64_le last_tap_timestamp{}; diff --git a/src/core/hle/service/hid/controllers/touchscreen.cpp b/src/core/hle/service/hid/controllers/touchscreen.cpp index 6ef17acc5..e0a44d06b 100644 --- a/src/core/hle/service/hid/controllers/touchscreen.cpp +++ b/src/core/hle/service/hid/controllers/touchscreen.cpp @@ -7,72 +7,79 @@ #include "common/common_types.h" #include "common/logging/log.h" #include "common/settings.h" +#include "core/core.h" #include "core/core_timing.h" #include "core/frontend/emu_window.h" -#include "core/frontend/input.h" #include "core/hle/service/hid/controllers/touchscreen.h" namespace Service::HID { constexpr std::size_t SHARED_MEMORY_OFFSET = 0x400; -Controller_Touchscreen::Controller_Touchscreen(Core::System& system_) : ControllerBase{system_} {} +Controller_Touchscreen::Controller_Touchscreen(Core::System& system_) : ControllerBase{system_} { + console = system.HIDCore().GetEmulatedConsole(); +} + Controller_Touchscreen::~Controller_Touchscreen() = default; -void Controller_Touchscreen::OnInit() { - for (std::size_t id = 0; id < MAX_FINGERS; ++id) { - mouse_finger_id[id] = MAX_FINGERS; - keyboard_finger_id[id] = MAX_FINGERS; - udp_finger_id[id] = MAX_FINGERS; - } -} +void Controller_Touchscreen::OnInit() {} void Controller_Touchscreen::OnRelease() {} void Controller_Touchscreen::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data, std::size_t size) { - shared_memory.header.timestamp = core_timing.GetCPUTicks(); - shared_memory.header.total_entry_count = 17; + touch_screen_lifo.timestamp = core_timing.GetCPUTicks(); if (!IsControllerActivated()) { - shared_memory.header.entry_count = 0; - shared_memory.header.last_entry_index = 0; + touch_screen_lifo.entry_count = 0; + touch_screen_lifo.last_entry_index = 0; + std::memcpy(data, &touch_screen_lifo, sizeof(touch_screen_lifo)); return; } - shared_memory.header.entry_count = 16; - const auto& last_entry = - shared_memory.shared_memory_entries[shared_memory.header.last_entry_index]; - shared_memory.header.last_entry_index = (shared_memory.header.last_entry_index + 1) % 17; - auto& cur_entry = shared_memory.shared_memory_entries[shared_memory.header.last_entry_index]; + const auto touch_status = console->GetTouch(); + for (std::size_t id = 0; id < MAX_FINGERS; id++) { + const auto& current_touch = touch_status[id]; + auto& finger = fingers[id]; + finger.position = current_touch.position; + finger.id = current_touch.id; - cur_entry.sampling_number = last_entry.sampling_number + 1; - cur_entry.sampling_number2 = cur_entry.sampling_number; + if (finger.attribute.start_touch) { + finger.attribute.raw = 0; + continue; + } - const Input::TouchStatus& mouse_status = touch_mouse_device->GetStatus(); - const Input::TouchStatus& udp_status = touch_udp_device->GetStatus(); - for (std::size_t id = 0; id < mouse_status.size(); ++id) { - mouse_finger_id[id] = UpdateTouchInputEvent(mouse_status[id], mouse_finger_id[id]); - udp_finger_id[id] = UpdateTouchInputEvent(udp_status[id], udp_finger_id[id]); - } + if (finger.attribute.end_touch) { + finger.attribute.raw = 0; + finger.pressed = false; + continue; + } - if (Settings::values.use_touch_from_button) { - const Input::TouchStatus& keyboard_status = touch_btn_device->GetStatus(); - for (std::size_t id = 0; id < mouse_status.size(); ++id) { - keyboard_finger_id[id] = - UpdateTouchInputEvent(keyboard_status[id], keyboard_finger_id[id]); + if (!finger.pressed && current_touch.pressed) { + finger.attribute.start_touch.Assign(1); + finger.pressed = true; + continue; + } + + if (finger.pressed && !current_touch.pressed) { + finger.attribute.raw = 0; + finger.attribute.end_touch.Assign(1); } } - std::array active_fingers; + std::array active_fingers; const auto end_iter = std::copy_if(fingers.begin(), fingers.end(), active_fingers.begin(), [](const auto& finger) { return finger.pressed; }); const auto active_fingers_count = static_cast(std::distance(active_fingers.begin(), end_iter)); const u64 tick = core_timing.GetCPUTicks(); - cur_entry.entry_count = static_cast(active_fingers_count); + const auto& last_entry = touch_screen_lifo.ReadCurrentEntry().state; + + next_state.sampling_number = last_entry.sampling_number + 1; + next_state.entry_count = static_cast(active_fingers_count); + for (std::size_t id = 0; id < MAX_FINGERS; ++id) { - auto& touch_entry = cur_entry.states[id]; + auto& touch_entry = next_state.states[id]; if (id < active_fingers_count) { const auto& [active_x, active_y] = active_fingers[id].position; touch_entry.position = { @@ -97,66 +104,9 @@ void Controller_Touchscreen::OnUpdate(const Core::Timing::CoreTiming& core_timin touch_entry.finger = 0; } } - std::memcpy(data + SHARED_MEMORY_OFFSET, &shared_memory, sizeof(TouchScreenSharedMemory)); -} -void Controller_Touchscreen::OnLoadInputDevices() { - touch_mouse_device = Input::CreateDevice("engine:emu_window"); - touch_udp_device = Input::CreateDevice("engine:cemuhookudp"); - touch_btn_device = Input::CreateDevice("engine:touch_from_button"); -} - -std::optional Controller_Touchscreen::GetUnusedFingerID() const { - // Dont assign any touch input to a finger if disabled - if (!Settings::values.touchscreen.enabled) { - return std::nullopt; - } - std::size_t first_free_id = 0; - while (first_free_id < MAX_FINGERS) { - if (!fingers[first_free_id].pressed) { - return first_free_id; - } else { - first_free_id++; - } - } - return std::nullopt; -} - -std::size_t Controller_Touchscreen::UpdateTouchInputEvent( - const std::tuple& touch_input, std::size_t finger_id) { - const auto& [x, y, pressed] = touch_input; - if (finger_id > MAX_FINGERS) { - LOG_ERROR(Service_HID, "Invalid finger id {}", finger_id); - return MAX_FINGERS; - } - if (pressed) { - Attributes attribute{}; - if (finger_id == MAX_FINGERS) { - const auto first_free_id = GetUnusedFingerID(); - if (!first_free_id) { - // Invalid finger id do nothing - return MAX_FINGERS; - } - finger_id = first_free_id.value(); - fingers[finger_id].pressed = true; - fingers[finger_id].id = static_cast(finger_id); - attribute.start_touch.Assign(1); - } - fingers[finger_id].position = {x, y}; - fingers[finger_id].attribute = attribute; - return finger_id; - } - - if (finger_id != MAX_FINGERS) { - if (!fingers[finger_id].attribute.end_touch) { - fingers[finger_id].attribute.end_touch.Assign(1); - fingers[finger_id].attribute.start_touch.Assign(0); - return finger_id; - } - fingers[finger_id].pressed = false; - } - - return MAX_FINGERS; + touch_screen_lifo.WriteNextEntry(next_state); + std::memcpy(data + SHARED_MEMORY_OFFSET, &touch_screen_lifo, sizeof(touch_screen_lifo)); } } // namespace Service::HID diff --git a/src/core/hle/service/hid/controllers/touchscreen.h b/src/core/hle/service/hid/controllers/touchscreen.h index 8e9b40c0a..bcf79237d 100644 --- a/src/core/hle/service/hid/controllers/touchscreen.h +++ b/src/core/hle/service/hid/controllers/touchscreen.h @@ -9,18 +9,22 @@ #include "common/common_types.h" #include "common/point.h" #include "common/swap.h" -#include "core/frontend/input.h" +#include "core/hid/hid_core.h" +#include "core/hid/hid_types.h" #include "core/hle/service/hid/controllers/controller_base.h" +#include "core/hle/service/hid/ring_lifo.h" namespace Service::HID { class Controller_Touchscreen final : public ControllerBase { public: + // This is nn::hid::TouchScreenModeForNx enum class TouchScreenModeForNx : u8 { UseSystemSetting, Finger, Heat2, }; + // This is nn::hid::TouchScreenConfigurationForNx struct TouchScreenConfigurationForNx { TouchScreenModeForNx mode; INSERT_PADDING_BYTES_NOINIT(0x7); @@ -41,73 +45,32 @@ public: // When the controller is requesting an update for the shared memory void OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data, std::size_t size) override; - // Called when input devices should be loaded - void OnLoadInputDevices() override; - private: static constexpr std::size_t MAX_FINGERS = 16; - // Returns an unused finger id, if there is no fingers available std::nullopt will be returned - std::optional GetUnusedFingerID() const; - - // If the touch is new it tries to assing a new finger id, if there is no fingers avaliable no - // changes will be made. Updates the coordinates if the finger id it's already set. If the touch - // ends delays the output by one frame to set the end_touch flag before finally freeing the - // finger id - std::size_t UpdateTouchInputEvent(const std::tuple& touch_input, - std::size_t finger_id); - - struct Attributes { - union { - u32 raw{}; - BitField<0, 1, u32> start_touch; - BitField<1, 1, u32> end_touch; - }; - }; - static_assert(sizeof(Attributes) == 0x4, "Attributes is an invalid size"); - - struct TouchState { - u64_le delta_time; - Attributes attribute; - u32_le finger; - Common::Point position; - u32_le diameter_x; - u32_le diameter_y; - u32_le rotation_angle; - }; - static_assert(sizeof(TouchState) == 0x28, "Touchstate is an invalid size"); - - struct TouchScreenEntry { + // This is nn::hid::TouchScreenState + struct TouchScreenState { s64_le sampling_number; - s64_le sampling_number2; s32_le entry_count; - std::array states; + INSERT_PADDING_BYTES(4); // Reserved + std::array states; }; - static_assert(sizeof(TouchScreenEntry) == 0x298, "TouchScreenEntry is an invalid size"); - - struct TouchScreenSharedMemory { - CommonHeader header; - std::array shared_memory_entries{}; - INSERT_PADDING_BYTES(0x3c8); - }; - static_assert(sizeof(TouchScreenSharedMemory) == 0x3000, - "TouchScreenSharedMemory is an invalid size"); + static_assert(sizeof(TouchScreenState) == 0x290, "TouchScreenState is an invalid size"); struct Finger { u64_le last_touch{}; Common::Point position; u32_le id{}; bool pressed{}; - Attributes attribute; + Core::HID::TouchAttribute attribute; }; - TouchScreenSharedMemory shared_memory{}; - std::unique_ptr touch_mouse_device; - std::unique_ptr touch_udp_device; - std::unique_ptr touch_btn_device; - std::array mouse_finger_id; - std::array keyboard_finger_id; - std::array udp_finger_id; + // This is nn::hid::detail::TouchScreenLifo + Lifo touch_screen_lifo{}; + static_assert(sizeof(touch_screen_lifo) == 0x2C38, "touch_screen_lifo is an invalid size"); + TouchScreenState next_state{}; + std::array fingers; + Core::HID::EmulatedConsole* console; }; } // namespace Service::HID