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Code Issues Releases Wiki Activity

Refactor input subsystem

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This commit is contained in:
wwylele
2016-05-12 13:09:36 +03:00
parent 6f6af6928f
commit 03631f9b8f
12 changed files with 277 additions and 73 deletions
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64
src/core/hle/service/hid/hid.cpp
View File

@@ -19,8 +19,6 @@
namespace Service {
namespace HID {
static const int MAX_CIRCLEPAD_POS = 0x9C; ///< Max value for a circle pad position
// Handle to shared memory region designated to HID_User service
static Kernel::SharedPtr<Kernel::SharedMemory> shared_mem;
@@ -39,38 +37,48 @@ static u32 next_gyroscope_index;
static int enable_accelerometer_count = 0; // positive means enabled
static int enable_gyroscope_count = 0; // positive means enabled
const std::array<Service::HID::PadState, Settings::NativeInput::NUM_INPUTS> pad_mapping = {{
Service::HID::PAD_A, Service::HID::PAD_B, Service::HID::PAD_X, Service::HID::PAD_Y,
Service::HID::PAD_L, Service::HID::PAD_R, Service::HID::PAD_ZL, Service::HID::PAD_ZR,
Service::HID::PAD_START, Service::HID::PAD_SELECT, Service::HID::PAD_NONE,
Service::HID::PAD_UP, Service::HID::PAD_DOWN, Service::HID::PAD_LEFT, Service::HID::PAD_RIGHT,
Service::HID::PAD_CIRCLE_UP, Service::HID::PAD_CIRCLE_DOWN, Service::HID::PAD_CIRCLE_LEFT, Service::HID::PAD_CIRCLE_RIGHT,
Service::HID::PAD_C_UP, Service::HID::PAD_C_DOWN, Service::HID::PAD_C_LEFT, Service::HID::PAD_C_RIGHT
}};
static PadState GetCirclePadDirectionState(s16 circle_pad_x, s16 circle_pad_y) {
constexpr float TAN30 = 0.577350269, TAN60 = 1 / TAN30; // 30 degree and 60 degree are angular thresholds for directions
constexpr int CIRCLE_PAD_THRESHOLD_SQUARE = 40 * 40; // a circle pad radius greater than 40 will trigger circle pad direction
PadState state;
state.hex = 0;
if (circle_pad_x * circle_pad_x + circle_pad_y * circle_pad_y > CIRCLE_PAD_THRESHOLD_SQUARE) {
float t = std::abs(static_cast<float>(circle_pad_y) / circle_pad_x);
// 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
if (circle_pad_x != 0 && t < TAN60) {
if (circle_pad_x > 0)
state.circle_right.Assign(1);
else
state.circle_left.Assign(1);
}
if (circle_pad_x == 0 || t > TAN30) {
if (circle_pad_y > 0)
state.circle_up.Assign(1);
else
state.circle_down.Assign(1);
}
}
return state;
}
void Update() {
SharedMem* mem = reinterpret_cast<SharedMem*>(shared_mem->GetPointer());
const PadState state = VideoCore::g_emu_window->GetPadState();
if (mem == nullptr) {
LOG_DEBUG(Service_HID, "Cannot update HID prior to mapping shared memory!");
return;
}
PadState state = VideoCore::g_emu_window->GetPadState();
// Get current circle pad positon 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();
state.hex |= GetCirclePadDirectionState(circle_pad_x, circle_pad_y).hex;
mem->pad.current_state.hex = state.hex;
mem->pad.index = next_pad_index;
next_pad_index = (next_pad_index + 1) % mem->pad.entries.size();
@@ -88,13 +96,9 @@ void Update() {
// Update entry properties
pad_entry.current_state.hex = state.hex;
pad_entry.delta_additions.hex = changed.hex & state.hex;
pad_entry.delta_removals.hex = changed.hex & old_state.hex;;
// Set circle Pad
pad_entry.circle_pad_x = state.circle_left ? -MAX_CIRCLEPAD_POS :
state.circle_right ? MAX_CIRCLEPAD_POS : 0x0;
pad_entry.circle_pad_y = state.circle_down ? -MAX_CIRCLEPAD_POS :
state.circle_up ? MAX_CIRCLEPAD_POS : 0x0;
pad_entry.delta_removals.hex = changed.hex & old_state.hex;
pad_entry.circle_pad_x = circle_pad_x;
pad_entry.circle_pad_y = circle_pad_y;
// If we just updated index 0, provide a new timestamp
if (mem->pad.index == 0) {

3
src/core/hle/service/hid/hid.h
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@@ -215,9 +215,6 @@ const PadState PAD_CIRCLE_LEFT = {{1u << 29}};
const PadState PAD_CIRCLE_UP = {{1u << 30}};
const PadState PAD_CIRCLE_DOWN = {{1u << 31}};
extern const std::array<Service::HID::PadState, Settings::NativeInput::NUM_INPUTS> pad_mapping;
/**
* HID::GetIPCHandles service function
* Inputs:

18
src/core/settings.h
View File

@@ -13,29 +13,37 @@ namespace Settings {
namespace NativeInput {
enum Values {
// directly mapped keys
A, B, X, Y,
L, R, ZL, ZR,
START, SELECT, HOME,
DUP, DDOWN, DLEFT, DRIGHT,
SUP, SDOWN, SLEFT, SRIGHT,
CUP, CDOWN, CLEFT, CRIGHT,
// indirectly mapped keys
CIRCLE_UP, CIRCLE_DOWN, CIRCLE_LEFT, CIRCLE_RIGHT,
NUM_INPUTS
};
static const std::array<const char*, NUM_INPUTS> Mapping = {{
// directly mapped keys
"pad_a", "pad_b", "pad_x", "pad_y",
"pad_l", "pad_r", "pad_zl", "pad_zr",
"pad_start", "pad_select", "pad_home",
"pad_dup", "pad_ddown", "pad_dleft", "pad_dright",
"pad_sup", "pad_sdown", "pad_sleft", "pad_sright",
"pad_cup", "pad_cdown", "pad_cleft", "pad_cright"
"pad_cup", "pad_cdown", "pad_cleft", "pad_cright",
// indirectly mapped keys
"pad_circle_up", "pad_circle_down", "pad_circle_left", "pad_circle_right"
}};
static const std::array<Values, NUM_INPUTS> All = {{
A, B, X, Y,
L, R, ZL, ZR,
START, SELECT, HOME,
DUP, DDOWN, DLEFT, DRIGHT,
SUP, SDOWN, SLEFT, SRIGHT,
CUP, CDOWN, CLEFT, CRIGHT
CUP, CDOWN, CLEFT, CRIGHT,
CIRCLE_UP, CIRCLE_DOWN, CIRCLE_LEFT, CIRCLE_RIGHT,
}};
}