Merge branch 'master' into shader-decomp

src/core/audio/hle_core.cpp

@@ -627,5 +627,6 @@ namespace Audio {
 		rateMultiplier = 1.f;
 
 		buffers = {};
+		currentSamples.clear();
 	}
 }  // namespace Audio

src/core/services/hid.cpp

@@ -35,6 +35,7 @@ void HIDService::reset() {
 	circlePadX = circlePadY = 0;
 	touchScreenX = touchScreenY = 0;
 	roll = pitch = yaw = 0;
+	accelX = accelY = accelZ = 0;
 }
 
 void HIDService::handleSyncRequest(u32 messagePointer) {
@@ -103,7 +104,6 @@ void HIDService::getGyroscopeLowCalibrateParam(u32 messagePointer) {
 void HIDService::getGyroscopeCoefficient(u32 messagePointer) {
 	log("HID::GetGyroscopeLowRawToDpsCoefficient\n");
 
-	constexpr float gyroscopeCoeff = 14.375f; // Same as retail 3DS
 	mem.write32(messagePointer, IPC::responseHeader(0x15, 2, 0));
 	mem.write32(messagePointer + 4, Result::Success);
 	mem.write32(messagePointer + 8, Helpers::bit_cast<u32, float>(gyroscopeCoeff));
@@ -190,6 +190,20 @@ void HIDService::updateInputs(u64 currentTick) {
 			writeSharedMem<u64>(0x108, currentTick);             // Write new tick count
 		}
 		writeSharedMem<u32>(0x118, nextAccelerometerIndex); // Index last updated by the HID module
+		const size_t accelEntryOffset = 0x128 + (nextAccelerometerIndex * 6);  // Offset in the array of 8 accelerometer entries
+
+		// Raw data of current accelerometer entry
+		// TODO: How is the "raw" data actually calculated?
+		s16* accelerometerDataRaw = getSharedMemPointer<s16>(0x120);
+		accelerometerDataRaw[0] = accelX;
+		accelerometerDataRaw[1] = accelY;
+		accelerometerDataRaw[2] = accelZ;
+
+		// Accelerometer entry in entry table
+		s16* accelerometerData = getSharedMemPointer<s16>(accelEntryOffset);
+		accelerometerData[0] = accelX;
+		accelerometerData[1] = accelY;
+		accelerometerData[2] = accelZ;
 		nextAccelerometerIndex = (nextAccelerometerIndex + 1) % 8; // Move to next entry
 
 		// Next, update gyro state
@@ -198,9 +212,10 @@ void HIDService::updateInputs(u64 currentTick) {
 			writeSharedMem<u64>(0x158, currentTick);             // Write new tick count
 		}
 		const size_t gyroEntryOffset = 0x178 + (nextGyroIndex * 6);  // Offset in the array of 8 touchscreen entries
-		writeSharedMem<u16>(gyroEntryOffset, pitch);
-		writeSharedMem<u16>(gyroEntryOffset + 2, yaw);
-		writeSharedMem<u16>(gyroEntryOffset + 4, roll);
+		s16* gyroData = getSharedMemPointer<s16>(gyroEntryOffset);
+		gyroData[0] = pitch;
+		gyroData[1] = yaw;
+		gyroData[2] = roll;
 
 		// Since gyroscope euler angles are relative, we zero them out here and the frontend will update them again when we receive a new rotation
 		roll = pitch = yaw = 0;

src/emulator.cpp

@@ -1,6 +1,6 @@
 #include "emulator.hpp"
 
-#ifndef __ANDROID__
+#if !defined(__ANDROID__) && !defined(__LIBRETRO__)
 #include <SDL_filesystem.h>
 #endif
 

src/libretro_core.cpp

@@ -372,7 +372,7 @@ uint retro_api_version() { return RETRO_API_VERSION; }
 
 usize retro_get_memory_size(uint id) {
 	if (id == RETRO_MEMORY_SYSTEM_RAM) {
-		return 0;
+		return Memory::FCRAM_SIZE;
 	}
 
 	return 0;
@@ -380,7 +380,7 @@ usize retro_get_memory_size(uint id) {
 
 void* retro_get_memory_data(uint id) {
 	if (id == RETRO_MEMORY_SYSTEM_RAM) {
-		return 0;
+		return emulator->getMemory().getFCRAM();
 	}
 
 	return nullptr;

src/panda_qt/main_window.cpp

@@ -9,6 +9,7 @@
 
 #include "cheats.hpp"
 #include "input_mappings.hpp"
+#include "sdl_sensors.hpp"
 #include "services/dsp.hpp"
 
 MainWindow::MainWindow(QApplication* app, QWidget* parent) : QMainWindow(parent), keyboardMappings(InputMappings::defaultKeyboardMappings()) {
@@ -521,6 +522,8 @@ void MainWindow::initControllers() {
 			SDL_Joystick* stick = SDL_GameControllerGetJoystick(gameController);
 			gameControllerID = SDL_JoystickInstanceID(stick);
 		}
+
+		setupControllerSensors(gameController);
 	}
 }
 
@@ -558,6 +561,8 @@ void MainWindow::pollControllers() {
 				if (gameController == nullptr) {
 					gameController = SDL_GameControllerOpen(event.cdevice.which);
 					gameControllerID = event.cdevice.which;
+
+					setupControllerSensors(gameController);
 				}
 				break;
 
@@ -598,6 +603,37 @@ void MainWindow::pollControllers() {
 				}
 				break;
 			}
+
+			case SDL_CONTROLLERSENSORUPDATE: {
+				if (event.csensor.sensor == SDL_SENSOR_GYRO) {
+					auto rotation = Sensors::SDL::convertRotation({
+						event.csensor.data[0],
+						event.csensor.data[1],
+						event.csensor.data[2],
+					});
+
+					hid.setPitch(s16(rotation.x));
+					hid.setRoll(s16(rotation.y));
+					hid.setYaw(s16(rotation.z));
+				} else if (event.csensor.sensor == SDL_SENSOR_ACCEL) {
+					auto accel = Sensors::SDL::convertAcceleration(event.csensor.data);
+					hid.setAccel(accel.x, accel.y, accel.z);
+				}
+				break;
+			}
 		}
 	}
 }
+
+void MainWindow::setupControllerSensors(SDL_GameController* controller) {
+	bool haveGyro = SDL_GameControllerHasSensor(controller, SDL_SENSOR_GYRO) == SDL_TRUE;
+	bool haveAccelerometer = SDL_GameControllerHasSensor(controller, SDL_SENSOR_ACCEL) == SDL_TRUE;
+
+	if (haveGyro) {
+		SDL_GameControllerSetSensorEnabled(controller, SDL_SENSOR_GYRO, SDL_TRUE);
+	}
+
+	if (haveAccelerometer) {
+		SDL_GameControllerSetSensorEnabled(controller, SDL_SENSOR_ACCEL, SDL_TRUE);
+	}
+}

src/panda_sdl/frontend_sdl.cpp

@@ -2,6 +2,8 @@
 
 #include <glad/gl.h>
 
+#include "sdl_sensors.hpp"
+
 FrontendSDL::FrontendSDL() : keyboardMappings(InputMappings::defaultKeyboardMappings()) {
 	if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS) < 0) {
 		Helpers::panic("Failed to initialize SDL2");
@@ -20,6 +22,8 @@ FrontendSDL::FrontendSDL() : keyboardMappings(InputMappings::defaultKeyboardMapp
 			SDL_Joystick* stick = SDL_GameControllerGetJoystick(gameController);
 			gameControllerID = SDL_JoystickInstanceID(stick);
 		}
+
+		setupControllerSensors(gameController);
 	}
 
 	const EmulatorConfig& config = emu.getConfig();
@@ -200,6 +204,8 @@ void FrontendSDL::run() {
 					if (gameController == nullptr) {
 						gameController = SDL_GameControllerOpen(event.cdevice.which);
 						gameControllerID = event.cdevice.which;
+
+						setupControllerSensors(gameController);
 					}
 					break;
 
@@ -280,6 +286,24 @@ void FrontendSDL::run() {
 					}
 					break;
 				}
+									
+				case SDL_CONTROLLERSENSORUPDATE: {
+					if (event.csensor.sensor == SDL_SENSOR_GYRO) {
+						auto rotation = Sensors::SDL::convertRotation({
+							event.csensor.data[0],
+							event.csensor.data[1],
+							event.csensor.data[2],
+						});
+
+						hid.setPitch(s16(rotation.x));
+						hid.setRoll(s16(rotation.y));
+						hid.setYaw(s16(rotation.z));
+					} else if (event.csensor.sensor == SDL_SENSOR_ACCEL) {
+						auto accel = Sensors::SDL::convertAcceleration(event.csensor.data);
+						hid.setAccel(accel.x, accel.y, accel.z);
+					}
+					break;
+				}
 
 				case SDL_DROPFILE: {
 					char* droppedDir = event.drop.file;
@@ -342,3 +366,16 @@ void FrontendSDL::run() {
 		SDL_GL_SwapWindow(window);
 	}
 }
+
+void FrontendSDL::setupControllerSensors(SDL_GameController* controller) {
+	bool haveGyro = SDL_GameControllerHasSensor(controller, SDL_SENSOR_GYRO) == SDL_TRUE;
+	bool haveAccelerometer = SDL_GameControllerHasSensor(controller, SDL_SENSOR_ACCEL) == SDL_TRUE;
+
+	if (haveGyro) {
+		SDL_GameControllerSetSensorEnabled(controller, SDL_SENSOR_GYRO, SDL_TRUE);
+	}
+
+	if (haveAccelerometer) {
+		SDL_GameControllerSetSensorEnabled(controller, SDL_SENSOR_ACCEL, SDL_TRUE);
+	}
+}