✏️ Greatly improve gyro control

src/main/java/dev/isxander/controlify/controller/gamepad/GamepadConfig.java

@@ -11,6 +11,8 @@ public class GamepadConfig extends ControllerConfig {
     public float gyroLookSensitivity = 0f;
     public boolean gyroRequiresButton = true;
     public boolean flickStick = false;
+    public boolean invertGyroX = false;
+    public boolean invertGyroY = false;
 
     public BuiltinGamepadTheme theme = BuiltinGamepadTheme.DEFAULT;
 

src/main/java/dev/isxander/controlify/controller/gamepad/GamepadController.java

@@ -85,7 +85,9 @@ public class GamepadController extends AbstractController<GamepadState, GamepadC
             }
         }
 
-        GamepadState.GyroState gyroState = drivers.gyroDriver().getGyroState();
+        // todo: make this configurable
+        GamepadState.GyroState gyroState = drivers.gyroDriver().getGyroState().deadzone(0.05f);
+        this.absoluteGyro = this.absoluteGyro.add(gyroState);
 
         state = new GamepadState(deadzoneAxesState, basicState.axes(), basicState.buttons(), gyroState, absoluteGyro);
     }

src/main/java/dev/isxander/controlify/controller/gamepad/GamepadState.java

@@ -209,5 +209,13 @@ public final class GamepadState implements ControllerState {
         public GyroState add(GyroState other) {
             return new GyroState(pitch + other.pitch, yaw + other.yaw, roll + other.roll);
         }
+
+        public GyroState deadzone(float deadzone) {
+            return new GyroState(
+                    Math.max(pitch - deadzone, 0) + Math.min(pitch + deadzone, 0),
+                    Math.max(yaw - deadzone, 0) + Math.min(yaw + deadzone, 0),
+                    Math.max(roll - deadzone, 0) + Math.min(roll + deadzone, 0)
+            );
+        }
     }
 }

src/main/java/dev/isxander/controlify/driver/SDL2GamepadDriver.java

@@ -15,15 +15,23 @@ public class SDL2GamepadDriver implements GyroDriver, RumbleDriver, BatteryDrive
         this.ptrGamepad =  SDL.SDL_GameControllerOpen(jid);
         this.isGyroSupported = SDL.SDL_GameControllerHasSensor(ptrGamepad, SDL.SDL_SENSOR_GYRO);
         this.isRumbleSupported = SDL.SDL_GameControllerHasRumble(ptrGamepad);
+
+        if (this.isGyroSupported()) {
+            SDL.SDL_GameControllerSetSensorEnabled(ptrGamepad, SDL.SDL_SENSOR_GYRO, true);
+        }
     }
 
     @Override
     public void update() {
         if (isGyroSupported()) {
             float[] gyro = new float[3];
-            SDL.SDL_GameControllerGetSensorData(ptrGamepad, SDL.SDL_SENSOR_GYRO, gyro, 3);
+            if (SDL.SDL_GameControllerGetSensorData(ptrGamepad, SDL.SDL_SENSOR_GYRO, gyro, 3) == 0) {
                 gyroDelta = new GamepadState.GyroState(gyro[0], gyro[1], gyro[2]);
                 if (DebugProperties.PRINT_GYRO) Controlify.LOGGER.info("Gyro delta: " + gyroDelta);
+            } else {
+                Controlify.LOGGER.error("Could not get gyro data: " + SDL.SDL_GetError());
+            }
+
         }
         SDL.SDL_GameControllerUpdate();
     }

src/main/java/dev/isxander/controlify/gui/screen/ControllerConfigScreenFactory.java

@@ -418,6 +418,26 @@ public class ControllerConfigScreenFactory {
                         o.requestSetDefault();
                     }))
                     .build());
+            gyroGroup.option(Util.make(() -> {
+                var opt = Option.<Boolean>createBuilder()
+                        .name(Component.translatable("controlify.gui.gyro_invert_x"))
+                        .description(OptionDescription.of(Component.translatable("controlify.gui.gyro_invert_x.tooltip")))
+                        .binding(gpCfgDef.invertGyroX, () -> gpCfg.invertGyroX, v -> gpCfg.invertGyroX = v)
+                        .controller(TickBoxControllerBuilder::create)
+                        .build();
+                gyroOptions.add(opt);
+                return opt;
+            }));
+            gyroGroup.option(Util.make(() -> {
+                var opt = Option.<Boolean>createBuilder()
+                        .name(Component.translatable("controlify.gui.gyro_invert_y"))
+                        .description(OptionDescription.of(Component.translatable("controlify.gui.gyro_invert_y.tooltip")))
+                        .binding(gpCfgDef.invertGyroY, () -> gpCfg.invertGyroY, v -> gpCfg.invertGyroY = v)
+                        .controller(TickBoxControllerBuilder::create)
+                        .build();
+                gyroOptions.add(opt);
+                return opt;
+            }));
             gyroGroup.option(Util.make(() -> {
                 var opt = Option.<Boolean>createBuilder()
                         .name(Component.translatable("controlify.gui.gyro_requires_button"))

src/main/java/dev/isxander/controlify/ingame/InGameInputHandler.java

@@ -6,6 +6,8 @@ import dev.isxander.controlify.api.ingameinput.LookInputModifier;
 import dev.isxander.controlify.controller.Controller;
 import dev.isxander.controlify.api.event.ControlifyEvents;
 import dev.isxander.controlify.controller.gamepad.GamepadController;
+import dev.isxander.controlify.utils.Animator;
+import dev.isxander.controlify.utils.Easings;
 import dev.isxander.controlify.utils.NavigationHelper;
 import net.minecraft.client.CameraType;
 import net.minecraft.client.Minecraft;
@@ -15,7 +17,10 @@ import net.minecraft.core.BlockPos;
 import net.minecraft.core.Direction;
 import net.minecraft.network.protocol.game.ServerboundPlayerActionPacket;
 import net.minecraft.world.InteractionHand;
+import org.joml.Vector2f;
+import org.joml.Vector2fc;
 
+import java.util.concurrent.atomic.AtomicReference;
 import java.util.function.BiFunction;
 
 public class InGameInputHandler {
@@ -130,13 +135,20 @@ public class InGameInputHandler {
         if (gamepad != null && gamepad.config().flickStick) {
             var turnAngle = 90 / 0.15f; // Entity#turn multiplies cursor delta by 0.15 to get rotation
 
-            player.turn(
-                    (controller.bindings().LOOK_RIGHT.justPressed() ? turnAngle : 0)
-                            - (controller.bindings().LOOK_LEFT.justPressed() ? turnAngle : 0),
-                    (controller.bindings().LOOK_DOWN.justPressed() ? turnAngle : 0)
-                            - (controller.bindings().LOOK_UP.justPressed() ? turnAngle : 0)
+            AtomicReference<Float> lastAngle = new AtomicReference<>(0f);
+            Vector2fc flickVec = new Vector2f(
+                    controller.bindings().LOOK_RIGHT.justPressed() ? 1 : controller.bindings().LOOK_LEFT.justPressed() ? -1 : 0,
+                    controller.bindings().LOOK_DOWN.justPressed() ? 1 : controller.bindings().LOOK_UP.justPressed() ? -1 : 0
             );
 
+            if (!flickVec.equals(0, 0)) {
+                Animator.INSTANCE.play(new Animator.AnimationInstance(10, Easings::easeOutExpo)
+                        .addConsumer(angle -> {
+                            player.turn((angle - lastAngle.get()) * flickVec.x(), (angle - lastAngle.get()) * flickVec.y());
+                            lastAngle.set(angle);
+                        }, 0, turnAngle));
+            }
+
             return;
         }
 
@@ -161,10 +173,10 @@ public class InGameInputHandler {
                 && gamepad.hasGyro()
                 && (!gamepad.config().gyroRequiresButton || gamepad.bindings().GAMEPAD_GYRO_BUTTON.held())
         ) {
-            var gyroDelta = gamepad.state().gyroDelta();
+            var gyroDelta = gamepad.absoluteGyroState().deadzone(0.05f);
 
-            impulseX += (gyroDelta.yaw() + gyroDelta.pitch()) * gamepad.config().gyroLookSensitivity;
-            impulseY += gyroDelta.roll() * gamepad.config().gyroLookSensitivity;
+            impulseY += -gyroDelta.pitch() * gamepad.config().gyroLookSensitivity * (gamepad.config().invertGyroY ? -1 : 1);
+            impulseX += (-gyroDelta.roll() + -gyroDelta.yaw()) * gamepad.config().gyroLookSensitivity * (gamepad.config().invertGyroX ? -1 : 1);
         }
 
         LookInputModifier lookInputModifier = ControlifyEvents.LOOK_INPUT_MODIFIER.invoker();

src/main/java/dev/isxander/controlify/utils/Easings.java

@@ -8,4 +8,8 @@ public class Easings {
     public static float easeOutQuad(float t) {
         return 1 - (1 - t) * (1 - t);
     }
+
+    public static float easeOutExpo(float t) {
+        return t == 1 ? 1 : 1 - (float) Math.pow(2, -10 * t);
+    }
 }

src/main/resources/assets/controlify/lang/en_us.json

@@ -76,7 +76,11 @@
   "controlify.gui.group.gyro.tooltip": "Adjust how Controlify treats your controller's built in gyroscope.\nA gyroscope determines how the controller is rotated.",
   "controlify.gui.group.gyro.no_gyro.tooltip": "This controller does not support Gyro. You must have a DualSense™ controller or other compatible controller to use this feature.",
   "controlify.gui.gyro_look_sensitivity": "Look Sensitivity",
-  "controlify.gui.gyro_look_sensitivity.tooltip": "How much the camera moves based on gyroscope rotation.",
+  "controlify.gui.gyro_look_sensitivity.tooltip": "How much the camera moves based on gyroscope rotation.\nThe pitch (rotating your controller forward/backward) is used for looking up and down, whilst both the roll (rotating your controller left/right) and yaw (rotating your controller clockwise/anticlockwise) are used for looking left and right.",
+  "controlify.gui.gyro_invert_x": "Invert X",
+  "controlify.gui.gyro_invert_x.tooltip": "Invert the left/right rotation of the gyroscope look direction.",
+  "controlify.gui.gyro_invert_y": "Invert Y",
+  "controlify.gui.gyro_invert_y.tooltip": "Invert the up/down rotation of the gyroscope look direction.",
   "controlify.gui.gyro_requires_button": "Require Button",
   "controlify.gui.gyro_requires_button.tooltip": "If the gyroscope should only be used when the gyro bind is pressed down. (scroll down to controls).",
   "controlify.gui.flick_stick": "Flick Stick",