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Merge pull request #2497 from wwylele/input-2

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Refactor input emulation & add SDL gamepad support
This commit is contained in:
bunnei 2017-03-17 14:59:39 -04:00 • committed by GitHub
commit 423ab5e2bc
40 changed files with 1241 additions and 571 deletions
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56
src/core/hle/service/hid/hid.cpp
View file

@ -2,10 +2,14 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <atomic>
#include <cmath>
#include <memory>
#include "common/logging/log.h"
#include "core/core_timing.h"
#include "core/frontend/emu_window.h"
#include "core/frontend/input.h"
#include "core/hle/kernel/event.h"
#include "core/hle/kernel/shared_memory.h"
#include "core/hle/service/hid/hid.h"
@ -44,6 +48,11 @@ constexpr u64 pad_update_ticks = BASE_CLOCK_RATE_ARM11 / 234;
constexpr u64 accelerometer_update_ticks = BASE_CLOCK_RATE_ARM11 / 104;
constexpr u64 gyroscope_update_ticks = BASE_CLOCK_RATE_ARM11 / 101;
static std::atomic<bool> is_device_reload_pending;
static std::array<std::unique_ptr<Input::ButtonDevice>, Settings::NativeButton::NUM_BUTTONS_HID>
buttons;
static std::unique_ptr<Input::AnalogDevice> circle_pad;
static PadState GetCirclePadDirectionState(s16 circle_pad_x, s16 circle_pad_y) {
// 30 degree and 60 degree are angular thresholds for directions
constexpr float TAN30 = 0.577350269f;
@ -74,14 +83,48 @@ static PadState GetCirclePadDirectionState(s16 circle_pad_x, s16 circle_pad_y) {
return state;
}
static void LoadInputDevices() {
std::transform(Settings::values.buttons.begin() + Settings::NativeButton::BUTTON_HID_BEGIN,
Settings::values.buttons.begin() + Settings::NativeButton::BUTTON_HID_END,
buttons.begin(), Input::CreateDevice<Input::ButtonDevice>);
circle_pad = Input::CreateDevice<Input::AnalogDevice>(
Settings::values.analogs[Settings::NativeAnalog::CirclePad]);
}
static void UnloadInputDevices() {
for (auto& button : buttons) {
button.reset();
}
circle_pad.reset();
}
static void UpdatePadCallback(u64 userdata, int cycles_late) {
SharedMem* mem = reinterpret_cast<SharedMem*>(shared_mem->GetPointer());
PadState state = VideoCore::g_emu_window->GetPadState();
if (is_device_reload_pending.exchange(false))
LoadInputDevices();
PadState state;
using namespace Settings::NativeButton;
state.a.Assign(buttons[A - BUTTON_HID_BEGIN]->GetStatus());
state.b.Assign(buttons[B - BUTTON_HID_BEGIN]->GetStatus());
state.x.Assign(buttons[X - BUTTON_HID_BEGIN]->GetStatus());
state.y.Assign(buttons[Y - BUTTON_HID_BEGIN]->GetStatus());
state.right.Assign(buttons[Right - BUTTON_HID_BEGIN]->GetStatus());
state.left.Assign(buttons[Left - BUTTON_HID_BEGIN]->GetStatus());
state.up.Assign(buttons[Up - BUTTON_HID_BEGIN]->GetStatus());
state.down.Assign(buttons[Down - BUTTON_HID_BEGIN]->GetStatus());
state.l.Assign(buttons[L - BUTTON_HID_BEGIN]->GetStatus());
state.r.Assign(buttons[R - BUTTON_HID_BEGIN]->GetStatus());
state.start.Assign(buttons[Start - BUTTON_HID_BEGIN]->GetStatus());
state.select.Assign(buttons[Select - BUTTON_HID_BEGIN]->GetStatus());
// Get current circle pad position and update circle pad direction
s16 circle_pad_x, circle_pad_y;
std::tie(circle_pad_x, circle_pad_y) = VideoCore::g_emu_window->GetCirclePadState();
float circle_pad_x_f, circle_pad_y_f;
std::tie(circle_pad_x_f, circle_pad_y_f) = circle_pad->GetStatus();
constexpr int MAX_CIRCLEPAD_POS = 0x9C; // Max value for a circle pad position
s16 circle_pad_x = static_cast<s16>(circle_pad_x_f * MAX_CIRCLEPAD_POS);
s16 circle_pad_y = static_cast<s16>(circle_pad_y_f * MAX_CIRCLEPAD_POS);
state.hex |= GetCirclePadDirectionState(circle_pad_x, circle_pad_y).hex;
mem->pad.current_state.hex = state.hex;
@ -313,6 +356,8 @@ void Init() {
AddService(new HID_U_Interface);
AddService(new HID_SPVR_Interface);
is_device_reload_pending.store(true);
using Kernel::MemoryPermission;
shared_mem =
SharedMemory::Create(nullptr, 0x1000, MemoryPermission::ReadWrite, MemoryPermission::Read,
@ -350,6 +395,11 @@ void Shutdown() {
event_accelerometer = nullptr;
event_gyroscope = nullptr;
event_debug_pad = nullptr;
UnloadInputDevices();
}
void ReloadInputDevices() {
is_device_reload_pending.store(true);
}
} // namespace HID

37
src/core/hle/service/hid/hid.h
View file

@ -39,13 +39,6 @@ struct PadState {
BitField<10, 1, u32> x;
BitField<11, 1, u32> y;
BitField<14, 1, u32> zl;
BitField<15, 1, u32> zr;
BitField<24, 1, u32> c_right;
BitField<25, 1, u32> c_left;
BitField<26, 1, u32> c_up;
BitField<27, 1, u32> c_down;
BitField<28, 1, u32> circle_right;
BitField<29, 1, u32> circle_left;
BitField<30, 1, u32> circle_up;
@ -183,33 +176,6 @@ ASSERT_REG_POSITION(touch.index_reset_ticks, 0x2A);
#undef ASSERT_REG_POSITION
#endif // !defined(_MSC_VER)
// 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_ZL = {{1u << 14}};
const PadState PAD_ZR = {{1u << 15}};
const PadState PAD_C_RIGHT = {{1u << 24}};
const PadState PAD_C_LEFT = {{1u << 25}};
const PadState PAD_C_UP = {{1u << 26}};
const PadState PAD_C_DOWN = {{1u << 27}};
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}};
/**
* HID::GetIPCHandles service function
* Inputs:
@ -297,5 +263,8 @@ void Init();
/// Shutdown HID service
void Shutdown();
/// Reload input devices. Used when input configuration changed
void ReloadInputDevices();
}
}