diff options
Diffstat (limited to 'src/core/hle/service/hid/controllers/touchscreen.cpp')
-rw-r--r-- | src/core/hle/service/hid/controllers/touchscreen.cpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/core/hle/service/hid/controllers/touchscreen.cpp b/src/core/hle/service/hid/controllers/touchscreen.cpp new file mode 100644 index 000000000..e97f84ea1 --- /dev/null +++ b/src/core/hle/service/hid/controllers/touchscreen.cpp @@ -0,0 +1,65 @@ +// Copyright 2018 yuzu emulator team +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <cstring> +#include "common/common_types.h" +#include "common/swap.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" +#include "core/settings.h" + +namespace Service::HID { +constexpr std::size_t SHARED_MEMORY_OFFSET = 0x400; + +Controller_Touchscreen::Controller_Touchscreen() = default; + +void Controller_Touchscreen::OnInit() {} + +void Controller_Touchscreen::OnRelease() {} + +void Controller_Touchscreen::OnUpdate(u8* data, std::size_t size) { + shared_memory.header.timestamp = CoreTiming::GetTicks(); + shared_memory.header.total_entry_count = 17; + + if (!IsControllerActivated()) { + shared_memory.header.entry_count = 0; + shared_memory.header.last_entry_index = 0; + 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]; + + cur_entry.sampling_number = last_entry.sampling_number + 1; + cur_entry.sampling_number2 = cur_entry.sampling_number; + + const auto [x, y, pressed] = touch_device->GetStatus(); + auto& touch_entry = cur_entry.states[0]; + if (pressed) { + touch_entry.x = static_cast<u16>(x * Layout::ScreenUndocked::Width); + touch_entry.y = static_cast<u16>(y * Layout::ScreenUndocked::Height); + touch_entry.diameter_x = 15; + touch_entry.diameter_y = 15; + touch_entry.rotation_angle = 0; + const u64 tick = CoreTiming::GetTicks(); + touch_entry.delta_time = tick - last_touch; + last_touch = tick; + touch_entry.finger = 0; + cur_entry.entry_count = 1; + } else { + cur_entry.entry_count = 0; + } + + std::memcpy(data + SHARED_MEMORY_OFFSET, &shared_memory, sizeof(TouchScreenSharedMemory)); +} + +void Controller_Touchscreen::OnLoadInputDevices() { + touch_device = Input::CreateDevice<Input::TouchDevice>(Settings::values.touch_device); +} +} // namespace Service::HID |