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HID: Removed unnecessary global variables.

This commit is contained in:
bunnei 2015-03-09 23:38:52 -04:00
parent 85cbccb1d3
commit e79c27f1e0
2 changed files with 42 additions and 58 deletions
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90
src/core/hle/service/hid/hid.cpp
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@ -19,26 +19,19 @@ namespace HID {
static const int MAX_CIRCLEPAD_POS = 0x9C; ///< Max value for a circle pad position static const int MAX_CIRCLEPAD_POS = 0x9C; ///< Max value for a circle pad position
Kernel::SharedPtr<Kernel::SharedMemory> g_shared_mem = nullptr; // Handle to shared memory region designated to HID_User service
static Kernel::SharedPtr<Kernel::SharedMemory> shared_mem = nullptr;
Kernel::SharedPtr<Kernel::Event> g_event_pad_or_touch_1; // Event handles
Kernel::SharedPtr<Kernel::Event> g_event_pad_or_touch_2; static Kernel::SharedPtr<Kernel::Event> event_pad_or_touch_1 = nullptr;
Kernel::SharedPtr<Kernel::Event> g_event_accelerometer; static Kernel::SharedPtr<Kernel::Event> event_pad_or_touch_2 = nullptr;
Kernel::SharedPtr<Kernel::Event> g_event_gyroscope; static Kernel::SharedPtr<Kernel::Event> event_accelerometer = nullptr;
Kernel::SharedPtr<Kernel::Event> g_event_debug_pad; static Kernel::SharedPtr<Kernel::Event> event_gyroscope = nullptr;
static Kernel::SharedPtr<Kernel::Event> event_debug_pad = nullptr;
static u32 next_pad_index = 0; static u32 next_pad_index = 0;
static u32 next_touch_index = 0; static u32 next_touch_index = 0;
/**
* Gets a pointer to the PadData structure inside HID shared memory
*/
static inline SharedMem* GetSharedMem() {
if (g_shared_mem == nullptr)
return nullptr;
return reinterpret_cast<SharedMem*>(g_shared_mem->GetPointer().ValueOr(nullptr));
}
// TODO(peachum): // TODO(peachum):
// Add a method for setting analog input from joystick device for the circle Pad. // Add a method for setting analog input from joystick device for the circle Pad.
// //
@ -53,26 +46,27 @@ static inline SharedMem* GetSharedMem() {
// * Set PadData.current_state.circle_right = 1 if current PadEntry.circle_pad_y <= -41 // * Set PadData.current_state.circle_right = 1 if current PadEntry.circle_pad_y <= -41
void HIDUpdate() { void HIDUpdate() {
SharedMem* shared_mem = GetSharedMem(); SharedMem* mem = reinterpret_cast<SharedMem*>(shared_mem->GetPointer().ValueOr(nullptr));
const PadState state = VideoCore::g_emu_window->GetPadState();
if (shared_mem == nullptr) if (mem == nullptr) {
LOG_DEBUG(Service_HID, "Cannot update HID prior to mapping shared memory!");
return; return;
}
const PadState& state = VideoCore::g_emu_window->GetPadState(); mem->pad.current_state.hex = state.hex;
mem->pad.index = next_pad_index;
shared_mem->pad.current_state.hex = state.hex; ++next_touch_index %= mem->pad.entries.size();
shared_mem->pad.index = next_pad_index;
++next_touch_index %= shared_mem->pad.entries.size();
// Get the previous Pad state // Get the previous Pad state
u32 last_entry_index = (shared_mem->pad.index - 1) % shared_mem->pad.entries.size(); u32 last_entry_index = (mem->pad.index - 1) % mem->pad.entries.size();
PadState old_state = shared_mem->pad.entries[last_entry_index].current_state; PadState old_state = mem->pad.entries[last_entry_index].current_state;
// Compute bitmask with 1s for bits different from the old state // Compute bitmask with 1s for bits different from the old state
PadState changed = { { (state.hex ^ old_state.hex) } }; PadState changed = { { (state.hex ^ old_state.hex) } };
// Get the current Pad entry // Get the current Pad entry
PadDataEntry* pad_entry = &shared_mem->pad.entries[shared_mem->pad.index]; PadDataEntry* pad_entry = &mem->pad.entries[mem->pad.index];
// Update entry properties // Update entry properties
pad_entry->current_state.hex = state.hex; pad_entry->current_state.hex = state.hex;
@ -86,16 +80,16 @@ void HIDUpdate() {
state.circle_up ? MAX_CIRCLEPAD_POS : 0x0; state.circle_up ? MAX_CIRCLEPAD_POS : 0x0;
// If we just updated index 0, provide a new timestamp // If we just updated index 0, provide a new timestamp
if (shared_mem->pad.index == 0) { if (mem->pad.index == 0) {
shared_mem->pad.index_reset_ticks_previous = shared_mem->pad.index_reset_ticks; mem->pad.index_reset_ticks_previous = mem->pad.index_reset_ticks;
shared_mem->pad.index_reset_ticks = (s64)Core::g_app_core->GetTicks(); mem->pad.index_reset_ticks = (s64)Core::g_app_core->GetTicks();
} }
shared_mem->touch.index = next_touch_index; mem->touch.index = next_touch_index;
++next_touch_index %= shared_mem->touch.entries.size(); ++next_touch_index %= mem->touch.entries.size();
// Get the current touch entry // Get the current touch entry
TouchDataEntry* touch_entry = &shared_mem->touch.entries[shared_mem->touch.index]; TouchDataEntry* touch_entry = &mem->touch.entries[mem->touch.index];
bool pressed = false; bool pressed = false;
std::tie(touch_entry->x, touch_entry->y, pressed) = VideoCore::g_emu_window->GetTouchState(); std::tie(touch_entry->x, touch_entry->y, pressed) = VideoCore::g_emu_window->GetTouchState();
@ -106,14 +100,14 @@ void HIDUpdate() {
// converted to pixel coordinates." (http://3dbrew.org/wiki/HID_Shared_Memory#Offset_0xA8). // converted to pixel coordinates." (http://3dbrew.org/wiki/HID_Shared_Memory#Offset_0xA8).
// If we just updated index 0, provide a new timestamp // If we just updated index 0, provide a new timestamp
if (shared_mem->touch.index == 0) { if (mem->touch.index == 0) {
shared_mem->touch.index_reset_ticks_previous = shared_mem->touch.index_reset_ticks; mem->touch.index_reset_ticks_previous = mem->touch.index_reset_ticks;
shared_mem->touch.index_reset_ticks = (s64)Core::g_app_core->GetTicks(); mem->touch.index_reset_ticks = (s64)Core::g_app_core->GetTicks();
} }
// Signal both handles when there's an update to Pad or touch // Signal both handles when there's an update to Pad or touch
g_event_pad_or_touch_1->Signal(); event_pad_or_touch_1->Signal();
g_event_pad_or_touch_2->Signal(); event_pad_or_touch_2->Signal();
} }
void GetIPCHandles(Service::Interface* self) { void GetIPCHandles(Service::Interface* self) {
@ -121,12 +115,12 @@ void GetIPCHandles(Service::Interface* self) {
cmd_buff[1] = 0; // No error cmd_buff[1] = 0; // No error
// TODO(yuriks): Return error from SendSyncRequest is this fails (part of IPC marshalling) // TODO(yuriks): Return error from SendSyncRequest is this fails (part of IPC marshalling)
cmd_buff[3] = Kernel::g_handle_table.Create(Service::HID::g_shared_mem).MoveFrom(); cmd_buff[3] = Kernel::g_handle_table.Create(Service::HID::shared_mem).MoveFrom();
cmd_buff[4] = Kernel::g_handle_table.Create(Service::HID::g_event_pad_or_touch_1).MoveFrom(); cmd_buff[4] = Kernel::g_handle_table.Create(Service::HID::event_pad_or_touch_1).MoveFrom();
cmd_buff[5] = Kernel::g_handle_table.Create(Service::HID::g_event_pad_or_touch_2).MoveFrom(); cmd_buff[5] = Kernel::g_handle_table.Create(Service::HID::event_pad_or_touch_2).MoveFrom();
cmd_buff[6] = Kernel::g_handle_table.Create(Service::HID::g_event_accelerometer).MoveFrom(); cmd_buff[6] = Kernel::g_handle_table.Create(Service::HID::event_accelerometer).MoveFrom();
cmd_buff[7] = Kernel::g_handle_table.Create(Service::HID::g_event_gyroscope).MoveFrom(); cmd_buff[7] = Kernel::g_handle_table.Create(Service::HID::event_gyroscope).MoveFrom();
cmd_buff[8] = Kernel::g_handle_table.Create(Service::HID::g_event_debug_pad).MoveFrom(); cmd_buff[8] = Kernel::g_handle_table.Create(Service::HID::event_debug_pad).MoveFrom();
} }
void HIDInit() { void HIDInit() {
@ -135,17 +129,17 @@ void HIDInit() {
AddService(new HID_U_Interface); AddService(new HID_U_Interface);
AddService(new HID_SPVR_Interface); AddService(new HID_SPVR_Interface);
g_shared_mem = SharedMemory::Create("HID:SharedMem"); shared_mem = SharedMemory::Create("HID:SharedMem");
next_pad_index = 0; next_pad_index = 0;
next_touch_index = 0; next_touch_index = 0;
// Create event handles // Create event handles
g_event_pad_or_touch_1 = Event::Create(RESETTYPE_ONESHOT, "HID:EventPadOrTouch1"); event_pad_or_touch_1 = Event::Create(RESETTYPE_ONESHOT, "HID:EventPadOrTouch1");
g_event_pad_or_touch_2 = Event::Create(RESETTYPE_ONESHOT, "HID:EventPadOrTouch2"); event_pad_or_touch_2 = Event::Create(RESETTYPE_ONESHOT, "HID:EventPadOrTouch2");
g_event_accelerometer = Event::Create(RESETTYPE_ONESHOT, "HID:EventAccelerometer"); event_accelerometer = Event::Create(RESETTYPE_ONESHOT, "HID:EventAccelerometer");
g_event_gyroscope = Event::Create(RESETTYPE_ONESHOT, "HID:EventGyroscope"); event_gyroscope = Event::Create(RESETTYPE_ONESHOT, "HID:EventGyroscope");
g_event_debug_pad = Event::Create(RESETTYPE_ONESHOT, "HID:EventDebugPad"); event_debug_pad = Event::Create(RESETTYPE_ONESHOT, "HID:EventDebugPad");
} }
void HIDShutdown() { void HIDShutdown() {

10
src/core/hle/service/hid/hid.h
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@ -18,16 +18,6 @@ namespace Kernel {
namespace Service { namespace Service {
namespace HID { namespace HID {
// Handle to shared memory region designated to HID_User service
extern Kernel::SharedPtr<Kernel::SharedMemory> g_shared_mem;
// Event handles
extern Kernel::SharedPtr<Kernel::Event> g_event_pad_or_touch_1;
extern Kernel::SharedPtr<Kernel::Event> g_event_pad_or_touch_2;
extern Kernel::SharedPtr<Kernel::Event> g_event_accelerometer;
extern Kernel::SharedPtr<Kernel::Event> g_event_gyroscope;
extern Kernel::SharedPtr<Kernel::Event> g_event_debug_pad;
/** /**
* Structure of a Pad controller state. * Structure of a Pad controller state.
*/ */