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Diffstat (limited to 'src/core/hle/service/hid_user.cpp')
-rw-r--r-- | src/core/hle/service/hid_user.cpp | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/src/core/hle/service/hid_user.cpp b/src/core/hle/service/hid_user.cpp deleted file mode 100644 index 1fa12ddc9..000000000 --- a/src/core/hle/service/hid_user.cpp +++ /dev/null @@ -1,197 +0,0 @@ -// Copyright 2014 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include "common/log.h" - -#include "core/arm/arm_interface.h" -#include "core/hle/hle.h" -#include "core/hle/kernel/event.h" -#include "core/hle/kernel/shared_memory.h" -#include "hid_user.h" - -//////////////////////////////////////////////////////////////////////////////////////////////////// -// Namespace HID_User - -namespace HID_User { - -// 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() { - return reinterpret_cast<PadData*>(Kernel::GetSharedMemoryPointer(shared_mem, 0).ValueOr(nullptr)); -} - -/** - * 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. - */ -static 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(const PadState& pad_state) { - next_state.hex |= pad_state.hex; - UpdateNextCirclePadState(); -} - -/** - * Sets a Pad state (button or button combo) as released - */ -void PadButtonRelease(const 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(); - - if (pad_data == nullptr) { - return; - } - - // 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<Press, Release>(). -// * Be called before PadUpdateComplete() -// * Set current PadEntry.circle_pad_<axis> 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 - * Inputs: - * None - * Outputs: - * 1 : Result of function, 0 on success, otherwise error code - * 2 : Unused - * 3 : Handle to HID_User shared memory - * 4 : Event signaled by HID_User - * 5 : Event signaled by HID_User - * 6 : Event signaled by HID_User - * 7 : Gyroscope event - * 8 : Event signaled by HID_User - */ -void GetIPCHandles(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - - cmd_buff[1] = 0; // No error - 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; -} - -const Interface::FunctionInfo FunctionTable[] = { - {0x000A0000, GetIPCHandles, "GetIPCHandles"}, - {0x000B0000, nullptr, "StartAnalogStickCalibration"}, - {0x000E0000, nullptr, "GetAnalogStickCalibrateParam"}, - {0x00110000, nullptr, "EnableAccelerometer"}, - {0x00120000, nullptr, "DisableAccelerometer"}, - {0x00130000, nullptr, "EnableGyroscopeLow"}, - {0x00140000, nullptr, "DisableGyroscopeLow"}, - {0x00150000, nullptr, "GetGyroscopeLowRawToDpsCoefficient"}, - {0x00160000, nullptr, "GetGyroscopeLowCalibrateParam"}, - {0x00170000, nullptr, "GetSoundVolume"}, -}; - -//////////////////////////////////////////////////////////////////////////////////////////////////// -// Interface class - -Interface::Interface() { - 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)); -} - -} // namespace |