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// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/settings.h"
#include "core/core_timing.h"
#include "core/hid/emulated_console.h"
#include "core/hid/hid_core.h"
#include "core/hle/service/hid/controllers/console_sixaxis.h"
namespace Service::HID {
constexpr std::size_t SHARED_MEMORY_OFFSET = 0x3C200;
Controller_ConsoleSixAxis::Controller_ConsoleSixAxis(Core::HID::HIDCore& hid_core_)
: ControllerBase{hid_core_} {
console = hid_core.GetEmulatedConsole();
}
Controller_ConsoleSixAxis::~Controller_ConsoleSixAxis() = default;
void Controller_ConsoleSixAxis::OnInit() {}
void Controller_ConsoleSixAxis::OnRelease() {}
void Controller_ConsoleSixAxis::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data,
std::size_t size) {
seven_six_axis.header.timestamp = core_timing.GetCPUTicks();
seven_six_axis.header.total_entry_count = 17;
if (!IsControllerActivated() || !is_transfer_memory_set) {
seven_six_axis.header.entry_count = 0;
seven_six_axis.header.last_entry_index = 0;
return;
}
seven_six_axis.header.entry_count = 16;
const auto& last_entry =
seven_six_axis.sevensixaxis_states[seven_six_axis.header.last_entry_index];
seven_six_axis.header.last_entry_index = (seven_six_axis.header.last_entry_index + 1) % 17;
auto& cur_entry = seven_six_axis.sevensixaxis_states[seven_six_axis.header.last_entry_index];
cur_entry.sampling_number = last_entry.sampling_number + 1;
cur_entry.sampling_number2 = cur_entry.sampling_number;
// Try to read sixaxis sensor states
const auto motion_status = console->GetMotion();
console_six_axis.is_seven_six_axis_sensor_at_rest = motion_status.is_at_rest;
cur_entry.accel = motion_status.accel;
// Zero gyro values as they just mess up with the camera
// Note: Probably a correct sensivity setting must be set
cur_entry.gyro = {};
cur_entry.quaternion = {
{
motion_status.quaternion.xyz.y,
motion_status.quaternion.xyz.x,
-motion_status.quaternion.w,
},
-motion_status.quaternion.xyz.z,
};
console_six_axis.sampling_number++;
// TODO(German77): Find the purpose of those values
console_six_axis.verticalization_error = 0.0f;
console_six_axis.gyro_bias = {0.0f, 0.0f, 0.0f};
// Update console six axis shared memory
std::memcpy(data + SHARED_MEMORY_OFFSET, &console_six_axis, sizeof(console_six_axis));
// Update seven six axis transfer memory
std::memcpy(transfer_memory, &seven_six_axis, sizeof(seven_six_axis));
}
void Controller_ConsoleSixAxis::SetTransferMemoryPointer(u8* t_mem) {
is_transfer_memory_set = true;
transfer_memory = t_mem;
}
void Controller_ConsoleSixAxis::ResetTimestamp() {
auto& cur_entry = seven_six_axis.sevensixaxis_states[seven_six_axis.header.last_entry_index];
cur_entry.sampling_number = 0;
cur_entry.sampling_number2 = 0;
}
} // namespace Service::HID
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