diff --git a/src/citra/emu_window/emu_window_glfw.cpp b/src/citra/emu_window/emu_window_glfw.cpp index 02f524e03..b911e60c5 100644 --- a/src/citra/emu_window/emu_window_glfw.cpp +++ b/src/citra/emu_window/emu_window_glfw.cpp @@ -8,18 +8,55 @@ #include "citra/emu_window/emu_window_glfw.h" -static void OnKeyEvent(GLFWwindow* win, int key, int action) { - // TODO(bunnei): ImplementMe -} +static const std::pair default_key_map[] = { + { GLFW_KEY_A, HID_User::PAD_A }, + { GLFW_KEY_B, HID_User::PAD_B }, + { GLFW_KEY_BACKSLASH, HID_User::PAD_SELECT }, + { GLFW_KEY_ENTER, HID_User::PAD_START }, + { GLFW_KEY_RIGHT, HID_User::PAD_RIGHT }, + { GLFW_KEY_LEFT, HID_User::PAD_LEFT }, + { GLFW_KEY_UP, HID_User::PAD_UP }, + { GLFW_KEY_DOWN, HID_User::PAD_DOWN }, + { GLFW_KEY_R, HID_User::PAD_R }, + { GLFW_KEY_L, HID_User::PAD_L }, + { GLFW_KEY_X, HID_User::PAD_X }, + { GLFW_KEY_Y, HID_User::PAD_Y }, + { GLFW_KEY_H, HID_User::PAD_CIRCLE_RIGHT }, + { GLFW_KEY_F, HID_User::PAD_CIRCLE_LEFT }, + { GLFW_KEY_T, HID_User::PAD_CIRCLE_UP }, + { GLFW_KEY_G, HID_User::PAD_CIRCLE_DOWN }, +}; -static void OnWindowSizeEvent(GLFWwindow* win, int width, int height) { - EmuWindow_GLFW* emu_window = (EmuWindow_GLFW*)glfwGetWindowUserPointer(win); - emu_window->SetClientAreaWidth(width); - emu_window->SetClientAreaHeight(height); +/// Called by GLFW when a key event occurs +void EmuWindow_GLFW::OnKeyEvent(GLFWwindow* win, int key, int scancode, int action, int mods) { + + if (!VideoCore::g_emu_window) { + return; + } + + int keyboard_id = ((EmuWindow_GLFW*)VideoCore::g_emu_window)->keyboard_id; + + if (action == GLFW_PRESS) { + EmuWindow::KeyPressed({key, keyboard_id}); + } + + if (action == GLFW_RELEASE) { + EmuWindow::KeyReleased({key, keyboard_id}); + } + HID_User::PadUpdateComplete(); } /// EmuWindow_GLFW constructor EmuWindow_GLFW::EmuWindow_GLFW() { + + // Register a new ID for the default keyboard + keyboard_id = KeyMap::NewDeviceId(); + + // Set default key mappings for keyboard + for (auto mapping : default_key_map) { + KeyMap::SetKeyMapping({mapping.first, keyboard_id}, mapping.second); + } + // Initialize the window if(glfwInit() != GL_TRUE) { printf("Failed to initialize GLFW! Exiting..."); @@ -45,8 +82,7 @@ EmuWindow_GLFW::EmuWindow_GLFW() { // Setup callbacks glfwSetWindowUserPointer(m_render_window, this); - //glfwSetKeyCallback(m_render_window, OnKeyEvent); - //glfwSetWindowSizeCallback(m_render_window, OnWindowSizeEvent); + glfwSetKeyCallback(m_render_window, OnKeyEvent); DoneCurrent(); } diff --git a/src/citra/emu_window/emu_window_glfw.h b/src/citra/emu_window/emu_window_glfw.h index c1b41203b..29325bb75 100644 --- a/src/citra/emu_window/emu_window_glfw.h +++ b/src/citra/emu_window/emu_window_glfw.h @@ -25,8 +25,9 @@ public: /// Releases (dunno if this is the "right" word) the GLFW context from the caller thread void DoneCurrent(); - GLFWwindow* m_render_window; ///< Internal GLFW render window + static void OnKeyEvent(GLFWwindow* win, int key, int scancode, int action, int mods); private: - + GLFWwindow* m_render_window; ///< Internal GLFW render window + int keyboard_id; ///< Device id of keyboard for use with KeyMap }; diff --git a/src/citra_qt/bootmanager.cpp b/src/citra_qt/bootmanager.cpp index 573060d30..657e39bea 100644 --- a/src/citra_qt/bootmanager.cpp +++ b/src/citra_qt/bootmanager.cpp @@ -109,8 +109,35 @@ EmuThread& GRenderWindow::GetEmuThread() return emu_thread; } +static const std::pair default_key_map[] = { + { Qt::Key_A, HID_User::PAD_A }, + { Qt::Key_B, HID_User::PAD_B }, + { Qt::Key_Backslash, HID_User::PAD_SELECT }, + { Qt::Key_Enter, HID_User::PAD_START }, + { Qt::Key_Right, HID_User::PAD_RIGHT }, + { Qt::Key_Left, HID_User::PAD_LEFT }, + { Qt::Key_Up, HID_User::PAD_UP }, + { Qt::Key_Down, HID_User::PAD_DOWN }, + { Qt::Key_R, HID_User::PAD_R }, + { Qt::Key_L, HID_User::PAD_L }, + { Qt::Key_X, HID_User::PAD_X }, + { Qt::Key_Y, HID_User::PAD_Y }, + { Qt::Key_H, HID_User::PAD_CIRCLE_RIGHT }, + { Qt::Key_F, HID_User::PAD_CIRCLE_LEFT }, + { Qt::Key_T, HID_User::PAD_CIRCLE_UP }, + { Qt::Key_G, HID_User::PAD_CIRCLE_DOWN }, +}; + GRenderWindow::GRenderWindow(QWidget* parent) : QWidget(parent), emu_thread(this) { + // Register a new ID for the default keyboard + keyboard_id = KeyMap::NewDeviceId(); + + // Set default key mappings for keyboard + for (auto mapping : default_key_map) { + KeyMap::SetKeyMapping({mapping.first, keyboard_id}, mapping.second); + } + // TODO: One of these flags might be interesting: WA_OpaquePaintEvent, WA_NoBackground, WA_DontShowOnScreen, WA_DeleteOnClose QGLFormat fmt; fmt.setProfile(QGLFormat::CoreProfile); @@ -209,27 +236,13 @@ QByteArray GRenderWindow::saveGeometry() void GRenderWindow::keyPressEvent(QKeyEvent* event) { - /* - bool key_processed = false; - for (unsigned int channel = 0; channel < 4 && controller_interface(); ++channel) - if (controller_interface()->SetControllerStatus(channel, event->key(), input_common::GCController::PRESSED)) - key_processed = true; - - if (!key_processed) - QWidget::keyPressEvent(event); - */ + EmuWindow::KeyPressed({event->key(), keyboard_id}); + HID_User::PadUpdateComplete(); } void GRenderWindow::keyReleaseEvent(QKeyEvent* event) { - /* - bool key_processed = false; - for (unsigned int channel = 0; channel < 4 && controller_interface(); ++channel) - if (controller_interface()->SetControllerStatus(channel, event->key(), input_common::GCController::RELEASED)) - key_processed = true; - - if (!key_processed) - QWidget::keyPressEvent(event); - */ + EmuWindow::KeyReleased({event->key(), keyboard_id}); + HID_User::PadUpdateComplete(); } diff --git a/src/citra_qt/bootmanager.hxx b/src/citra_qt/bootmanager.hxx index 51cb781e9..eedf19471 100644 --- a/src/citra_qt/bootmanager.hxx +++ b/src/citra_qt/bootmanager.hxx @@ -116,4 +116,6 @@ private: EmuThread emu_thread; QByteArray geometry; + + int keyboard_id; }; diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt index 3a82f5b80..9d5a90762 100644 --- a/src/common/CMakeLists.txt +++ b/src/common/CMakeLists.txt @@ -4,10 +4,12 @@ configure_file("${CMAKE_CURRENT_SOURCE_DIR}/scm_rev.cpp.in" "${CMAKE_CURRENT_SOU set(SRCS break_points.cpp console_listener.cpp + emu_window.cpp extended_trace.cpp file_search.cpp file_util.cpp hash.cpp + key_map.cpp log_manager.cpp math_util.cpp mem_arena.cpp @@ -39,6 +41,7 @@ set(HEADERS file_search.h file_util.h hash.h + key_map.h linear_disk_cache.h log.h log_manager.h diff --git a/src/common/emu_window.cpp b/src/common/emu_window.cpp new file mode 100644 index 000000000..7a2c50ac8 --- /dev/null +++ b/src/common/emu_window.cpp @@ -0,0 +1,17 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 +// Refer to the license.txt file included. + +#include "emu_window.h" + +void EmuWindow::KeyPressed(KeyMap::HostDeviceKey key) { + HID_User::PadState mapped_key = KeyMap::GetPadKey(key); + + HID_User::PadButtonPress(mapped_key); +} + +void EmuWindow::KeyReleased(KeyMap::HostDeviceKey key) { + HID_User::PadState mapped_key = KeyMap::GetPadKey(key); + + HID_User::PadButtonRelease(mapped_key); +} diff --git a/src/common/emu_window.h b/src/common/emu_window.h index 5e2c33d7a..23f178fdf 100644 --- a/src/common/emu_window.h +++ b/src/common/emu_window.h @@ -7,6 +7,8 @@ #include "common/common.h" #include "common/scm_rev.h" +#include "common/key_map.h" + // Abstraction class used to provide an interface between emulation code and the frontend (e.g. SDL, // QGLWidget, GLFW, etc...) class EmuWindow @@ -32,6 +34,12 @@ public: /// Releases (dunno if this is the "right" word) the GLFW context from the caller thread virtual void DoneCurrent() = 0; + /// Signals a key press action to the HID module + static void KeyPressed(KeyMap::HostDeviceKey key); + + /// Signals a key release action to the HID module + static void KeyReleased(KeyMap::HostDeviceKey key); + Config GetConfig() const { return m_config; } diff --git a/src/common/key_map.cpp b/src/common/key_map.cpp new file mode 100644 index 000000000..309caab98 --- /dev/null +++ b/src/common/key_map.cpp @@ -0,0 +1,25 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 +// Refer to the license.txt file included. + +#include "key_map.h" +#include + +namespace KeyMap { + +static std::map key_map; +static int next_device_id = 0; + +int NewDeviceId() { + return next_device_id++; +} + +void SetKeyMapping(HostDeviceKey key, HID_User::PadState padState) { + key_map[key].hex = padState.hex; +} + +HID_User::PadState GetPadKey(HostDeviceKey key) { + return key_map[key]; +} + +} diff --git a/src/common/key_map.h b/src/common/key_map.h new file mode 100644 index 000000000..b5acfbab0 --- /dev/null +++ b/src/common/key_map.h @@ -0,0 +1,45 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 +// Refer to the license.txt file included. + +#pragma once + +#include "core/hle/service/hid.h" + +namespace KeyMap { + +/** + * Represents a key for a specific host device. + */ +struct HostDeviceKey { + int key_code; + int device_id; ///< Uniquely identifies a host device + + bool operator < (const HostDeviceKey &other) const { + if (device_id == other.device_id) { + return key_code < other.key_code; + } + return device_id < other.device_id; + } + + bool operator == (const HostDeviceKey &other) const { + return device_id == other.device_id && key_code == other.key_code; + } +}; + +/** + * Generates a new device id, which uniquely identifies a host device within KeyMap. + */ +int NewDeviceId(); + +/** + * Maps a device-specific key to a PadState. + */ +void SetKeyMapping(HostDeviceKey key, HID_User::PadState padState); + +/** + * Gets the PadState that's mapped to the provided device-specific key. + */ +HID_User::PadState GetPadKey(HostDeviceKey key); + +} diff --git a/src/core/hle/service/hid.cpp b/src/core/hle/service/hid.cpp index 4e470795f..b6ec1b8ff 100644 --- a/src/core/hle/service/hid.cpp +++ b/src/core/hle/service/hid.cpp @@ -14,7 +14,128 @@ namespace HID_User { -Handle g_shared_mem = 0; ///< Handle to shared memory region designated to HID_User service +// Handle to shared memory region designated to HID_User service +static Handle shared_mem = 0; + +// Event handles +static Handle event_pad_or_touch_1 = 0; +static Handle event_pad_or_touch_2 = 0; +static Handle event_accelerometer = 0; +static Handle event_gyroscope = 0; +static Handle event_debug_pad = 0; + +// Next Pad state update information +static PadState next_state = {{0}}; +static u32 next_index = 0; +static s16 next_circle_x = 0; +static s16 next_circle_y = 0; + +/** + * Gets a pointer to the PadData structure inside HID shared memory + */ +static inline PadData* GetPadData() { + if (0 == shared_mem) + return nullptr; + + return reinterpret_cast(Kernel::GetSharedMemoryPointer(shared_mem, 0)); +} + +/** + * Circle Pad from keys. + * + * This is implemented as "pushed all the way to an edge (max) or centered (0)". + * + * Indicate the circle pad is pushed completely to the edge in 1 of 8 directions. + */ +void UpdateNextCirclePadState() { + static const s16 max_value = 0x9C; + next_circle_x = next_state.circle_left ? -max_value : 0x0; + next_circle_x += next_state.circle_right ? max_value : 0x0; + next_circle_y = next_state.circle_down ? -max_value : 0x0; + next_circle_y += next_state.circle_up ? max_value : 0x0; +} + +/** + * Sets a Pad state (button or button combo) as pressed + */ +void PadButtonPress(PadState pad_state) { + next_state.hex |= pad_state.hex; + UpdateNextCirclePadState(); +} + +/** + * Sets a Pad state (button or button combo) as released + */ +void PadButtonRelease(PadState pad_state) { + next_state.hex &= ~pad_state.hex; + UpdateNextCirclePadState(); +} + +/** + * Called after all Pad changes to be included in this update have been made, + * including both Pad key changes and analog circle Pad changes. + */ +void PadUpdateComplete() { + PadData* pad_data = GetPadData(); + + // Update PadData struct + pad_data->current_state.hex = next_state.hex; + pad_data->index = next_index; + next_index = (next_index + 1) % pad_data->entries.size(); + + // Get the previous Pad state + u32 last_entry_index = (pad_data->index - 1) % pad_data->entries.size(); + PadState old_state = pad_data->entries[last_entry_index].current_state; + + // Compute bitmask with 1s for bits different from the old state + PadState changed; + changed.hex = (next_state.hex ^ old_state.hex); + + // Compute what was added + PadState additions; + additions.hex = changed.hex & next_state.hex; + + // Compute what was removed + PadState removals; + removals.hex = changed.hex & old_state.hex; + + // Get the current Pad entry + PadDataEntry* current_pad_entry = &pad_data->entries[pad_data->index]; + + // Update entry properties + current_pad_entry->current_state.hex = next_state.hex; + current_pad_entry->delta_additions.hex = additions.hex; + current_pad_entry->delta_removals.hex = removals.hex; + + // Set circle Pad + current_pad_entry->circle_pad_x = next_circle_x; + current_pad_entry->circle_pad_y = next_circle_y; + + // If we just updated index 0, provide a new timestamp + if (pad_data->index == 0) { + pad_data->index_reset_ticks_previous = pad_data->index_reset_ticks; + pad_data->index_reset_ticks = (s64)Core::g_app_core->GetTicks(); + } + + // Signal both handles when there's an update to Pad or touch + Kernel::SignalEvent(event_pad_or_touch_1); + Kernel::SignalEvent(event_pad_or_touch_2); +} + + +// TODO(peachum): +// Add a method for setting analog input from joystick device for the circle Pad. +// +// This method should: +// * Be called after both PadButton(). +// * Be called before PadUpdateComplete() +// * Set current PadEntry.circle_pad_ using analog data +// * Set PadData.raw_circle_pad_data +// * Set PadData.current_state.circle_right = 1 if current PadEntry.circle_pad_x >= 41 +// * Set PadData.current_state.circle_up = 1 if current PadEntry.circle_pad_y >= 41 +// * Set PadData.current_state.circle_left = 1 if current PadEntry.circle_pad_x <= -41 +// * Set PadData.current_state.circle_right = 1 if current PadEntry.circle_pad_y <= -41 + /** * HID_User::GetIPCHandles service function @@ -34,12 +155,12 @@ void GetIPCHandles(Service::Interface* self) { u32* cmd_buff = Service::GetCommandBuffer(); cmd_buff[1] = 0; // No error - cmd_buff[3] = g_shared_mem; - cmd_buff[4] = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventA"); - cmd_buff[5] = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventB"); - cmd_buff[6] = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventC"); - cmd_buff[7] = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventGyroscope"); - cmd_buff[8] = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventD"); + cmd_buff[3] = shared_mem; + cmd_buff[4] = event_pad_or_touch_1; + cmd_buff[5] = event_pad_or_touch_2; + cmd_buff[6] = event_accelerometer; + cmd_buff[7] = event_gyroscope; + cmd_buff[8] = event_debug_pad; DEBUG_LOG(KERNEL, "called"); } @@ -57,11 +178,19 @@ const Interface::FunctionInfo FunctionTable[] = { {0x00170000, nullptr, "GetSoundVolume"}, }; + //////////////////////////////////////////////////////////////////////////////////////////////////// // Interface class Interface::Interface() { - g_shared_mem = Kernel::CreateSharedMemory("HID_User:SharedMem"); // Create shared memory object + shared_mem = Kernel::CreateSharedMemory("HID_User:SharedMem"); // Create shared memory object + + // Create event handles + event_pad_or_touch_1 = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventPadOrTouch1"); + event_pad_or_touch_2 = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventPadOrTouch2"); + event_accelerometer = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventAccelerometer"); + event_gyroscope = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventGyroscope"); + event_debug_pad = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventDebugPad"); Register(FunctionTable, ARRAY_SIZE(FunctionTable)); } diff --git a/src/core/hle/service/hid.h b/src/core/hle/service/hid.h index b17fcfa86..a077e25cd 100644 --- a/src/core/hle/service/hid.h +++ b/src/core/hle/service/hid.h @@ -5,15 +5,101 @@ #pragma once #include "core/hle/service/service.h" +#include "common/bit_field.h" //////////////////////////////////////////////////////////////////////////////////////////////////// // Namespace HID_User -// This service is used for interfacing to physical user controls... perhaps "Human Interface -// Devices"? Uses include game pad controls, accelerometers, gyroscopes, etc. +// This service is used for interfacing to physical user controls. +// Uses include game pad controls, touchscreen, accelerometers, gyroscopes, and debug pad. namespace HID_User { +/** + * Structure of a Pad controller state. + */ +struct PadState { + union { + u32 hex; + + BitField<0, 1, u32> a; + BitField<1, 1, u32> b; + BitField<2, 1, u32> select; + BitField<3, 1, u32> start; + BitField<4, 1, u32> right; + BitField<5, 1, u32> left; + BitField<6, 1, u32> up; + BitField<7, 1, u32> down; + BitField<8, 1, u32> r; + BitField<9, 1, u32> l; + BitField<10, 1, u32> x; + BitField<11, 1, u32> y; + + BitField<28, 1, u32> circle_right; + BitField<29, 1, u32> circle_left; + BitField<30, 1, u32> circle_up; + BitField<31, 1, u32> circle_down; + }; +}; + +/** + * Structure of a single entry in the PadData's Pad state history array. + */ +struct PadDataEntry { + PadState current_state; + PadState delta_additions; + PadState delta_removals; + + s16 circle_pad_x; + s16 circle_pad_y; +}; + +/** + * Structure of all data related to the 3DS Pad. + */ +struct PadData { + s64 index_reset_ticks; + s64 index_reset_ticks_previous; + u32 index; // the index of the last updated Pad state history element + + u32 pad1; + u32 pad2; + + PadState current_state; // same as entries[index].current_state + u32 raw_circle_pad_data; + + u32 pad3; + + std::array entries; // Pad state history +}; + +// Pre-defined PadStates for single button presses +const PadState PAD_NONE = {{0}}; +const PadState PAD_A = {{1u << 0}}; +const PadState PAD_B = {{1u << 1}}; +const PadState PAD_SELECT = {{1u << 2}}; +const PadState PAD_START = {{1u << 3}}; +const PadState PAD_RIGHT = {{1u << 4}}; +const PadState PAD_LEFT = {{1u << 5}}; +const PadState PAD_UP = {{1u << 6}}; +const PadState PAD_DOWN = {{1u << 7}}; +const PadState PAD_R = {{1u << 8}}; +const PadState PAD_L = {{1u << 9}}; +const PadState PAD_X = {{1u << 10}}; +const PadState PAD_Y = {{1u << 11}}; +const PadState PAD_CIRCLE_RIGHT = {{1u << 28}}; +const PadState PAD_CIRCLE_LEFT = {{1u << 29}}; +const PadState PAD_CIRCLE_UP = {{1u << 30}}; +const PadState PAD_CIRCLE_DOWN = {{1u << 31}}; + +// Methods for updating the HID module's state +void PadButtonPress(PadState pad_state); +void PadButtonRelease(PadState pad_state); +void PadUpdateComplete(); + +/** + * HID service interface. + */ class Interface : public Service::Interface { public: diff --git a/src/video_core/video_core.h b/src/video_core/video_core.h index d227b6aa4..5e8129b5a 100644 --- a/src/video_core/video_core.h +++ b/src/video_core/video_core.h @@ -27,6 +27,7 @@ static const int kScreenBottomHeight = 240; ///< 3DS bottom screen height extern RendererBase* g_renderer; ///< Renderer plugin extern int g_current_frame; ///< Current frame +extern EmuWindow* g_emu_window; ///< Emu window /// Start the video core void Start();