Add mouse input option for the third-person camera

files.cmake

@@ -1432,6 +1432,7 @@ set(DUSK_FILES
         src/dusk/game_clock.cpp
         src/dusk/globals.cpp
         src/dusk/gyro.cpp
+        src/dusk/mouse.cpp
 		src/dusk/gamepad_color.cpp
 		src/dusk/autosave.cpp
         src/dusk/http/http.hpp

include/d/actor/d_a_alink.h

@@ -4551,7 +4551,7 @@ class daAlink_c : public daPy_py_c {
 #if TARGET_PC
     void handleWolfHowl();
     void handleQuickTransform();
-    bool checkGyroAimContext();
+    bool checkAimContext();
 
     void onIronBallChainInterpCallback();
 

include/d/d_camera.h

@@ -1037,6 +1037,7 @@ class dCamera_c {
     bool test1Camera(s32);
     bool test2Camera(s32);
     #if TARGET_PC
+    static bool canUseFreeCam();
     bool freeCamera();
     bool executeDebugFlyCam();
     void deactivateDebugFlyCam();

include/dusk/gyro.h

@@ -1,5 +1,4 @@
-#ifndef DUSK_GYRO_H
-#define DUSK_GYRO_H
+#pragma once
 
 namespace dusk::gyro {
 void read(float dt);
@@ -14,5 +13,3 @@ bool get_sensor_keep_alive();
 void set_sensor_keep_alive(bool value);
 bool rollgoal_gyro_enabled();
 }  // namespace dusk::gyro
-
-#endif

include/dusk/mouse.h

@@ -0,0 +1,12 @@
+#pragma once
+
+#include <SDL3/SDL_events.h>
+
+namespace dusk::mouse {
+void read();
+void getAimDeltas(float& out_yaw, float& out_pitch);
+void getCameraDeltas(float& out_yaw, float& out_pitch);
+void handle_event(const SDL_Event& event) noexcept;
+void onFocusLost();
+void onFocusGained();
+}  // namespace dusk::mouse

include/dusk/settings.h

@@ -187,7 +187,6 @@ struct UserSettings {
         ConfigVar<bool> midnasLamentNonStop;
 
         // Input
-        ConfigVar<GyroMode> gyroMode;
         ConfigVar<bool> enableGyroAim;
         ConfigVar<bool> enableGyroRollgoal;
         ConfigVar<float> gyroSensitivityX;
@@ -197,6 +196,11 @@ struct UserSettings {
         ConfigVar<float> gyroDeadband;
         ConfigVar<bool> gyroInvertPitch;
         ConfigVar<bool> gyroInvertYaw;
+        ConfigVar<bool> enableMouseCamera;
+        ConfigVar<bool> enableMouseAim;
+        ConfigVar<float> mouseAimSensitivity;
+        ConfigVar<float> mouseCameraSensitivity;
+        ConfigVar<bool> invertMouseY;
         ConfigVar<bool> freeCamera;
         ConfigVar<bool> invertCameraXAxis;
         ConfigVar<bool> invertCameraYAxis;

src/d/actor/d_a_alink_dusk.cpp

@@ -144,7 +144,7 @@ void daAlink_c::handleQuickTransform() {
     procCoMetamorphoseInit();
 }
 
-bool daAlink_c::checkGyroAimContext() {
+bool daAlink_c::checkAimContext() {
     switch (mProcID) {
     case PROC_SUBJECTIVITY:
     case PROC_SWIM_SUBJECTIVITY:

src/d/actor/d_a_alink_link.inc

@@ -11,8 +11,9 @@
 #include "d/actor/d_a_tag_mhint.h"
 
 #if TARGET_PC
-#include "dusk/gyro.h"
 #include "dusk/action_bindings.h"
+#include "dusk/gyro.h"
+#include "dusk/mouse.h"
 #endif
 
 bool daAlink_c::checkNoSubjectModeCamera() {
@@ -120,18 +121,28 @@ BOOL daAlink_c::setBodyAngleToCamera() {
                 var_f31 /= dComIfGp_getCameraZoomScale(field_0x317c);
             }
 
-            shape_angle.y = shape_angle.y + (var_f31 * cM_ssin(mStickAngle) IF_DUSK(* (dusk::getSettings().game.invertFirstPersonXAxis ? -1.0f : 1.0f)));
-            sp8 = mBodyAngle.x + (var_f31 * cM_scos(mStickAngle) IF_DUSK(* (dusk::getSettings().game.invertFirstPersonYAxis ? -1.0f : 1.0f)));
-
-            if (checkNotItemSinkLimit() && sp8 > 0 && sp8 > mBodyAngle.x) {
+#if TARGET_PC
+            if (dusk::getSettings().game.enableMouseAim && checkAimContext()) {
                 sp8 = mBodyAngle.x;
+            } else
+#endif
+            {
+                shape_angle.y = shape_angle.y + (var_f31 * cM_ssin(mStickAngle) IF_DUSK(* (dusk::getSettings().game.invertFirstPersonXAxis ? -1.0f : 1.0f)));
+                sp8 = mBodyAngle.x + (var_f31 * cM_scos(mStickAngle) IF_DUSK(* (dusk::getSettings().game.invertFirstPersonYAxis ? -1.0f : 1.0f)));
+
+                if (checkNotItemSinkLimit() && sp8 > 0 && sp8 > mBodyAngle.x) {
+                    sp8 = mBodyAngle.x;
+                }
             }
         } else {
             sp8 = mBodyAngle.x;
         }
 
 #if TARGET_PC
-        if (dusk::getSettings().game.enableGyroAim && checkGyroAimContext()) {
+        if ((dusk::getSettings().game.enableGyroAim ||
+             dusk::getSettings().game.enableMouseAim) &&
+             checkAimContext())
+        {
             f32 gyro_scale = 1.0f;
             if (checkWolfEyeUp()) {
                 gyro_scale *= 0.6f;
@@ -141,12 +152,21 @@ BOOL daAlink_c::setBodyAngleToCamera() {
                 gyro_scale /= dComIfGp_getCameraZoomScale(field_0x317c);
             }
 
-            f32 gy_yaw = 0.f;
-            f32 gy_pitch = 0.f;
-            dusk::gyro::getAimDeltas(gy_yaw, gy_pitch);
+            f32 final_yaw = 0.f;
+            f32 final_pitch = 0.f;
+            if (dusk::getSettings().game.enableMouseAim) {
+                dusk::mouse::getAimDeltas(final_yaw, final_pitch);
+            }
+            if (dusk::getSettings().game.enableGyroAim) {
+                f32 gyro_yaw = 0.f;
+                f32 gyro_pitch = 0.f;
+                dusk::gyro::getAimDeltas(gyro_yaw, gyro_pitch);
+                final_yaw += gyro_yaw;
+                final_pitch += gyro_pitch;
+            }
 
-            shape_angle.y = shape_angle.y + cM_rad2s(gy_yaw * gyro_scale);
-            sp8 = sp8 + cM_rad2s(gy_pitch * gyro_scale);
+            shape_angle.y = shape_angle.y + cM_rad2s(final_yaw * gyro_scale);
+            sp8 = sp8 + cM_rad2s(final_pitch * gyro_scale);
 
             if (checkNotItemSinkLimit() && sp8 > 0 && sp8 > mBodyAngle.x) {
                 sp8 = mBodyAngle.x;

src/d/d_camera.cpp

@@ -32,6 +32,8 @@
 #include "dusk/frame_interpolation.h"
 #include "dusk/logging.h"
 #include "dusk/action_bindings.h"
+#include "dusk/mouse.h"
+#include "dusk/settings.h"
 #include "imgui.h"
 #endif
 
@@ -7638,12 +7640,16 @@ void dCamera_c::deactivateDebugFlyCam() {
     mDebugFlyCam.initialized = false;
 }
 
+bool dCamera_c::canUseFreeCam() {
+    return dusk::getSettings().game.freeCamera || dusk::getSettings().game.enableMouseCamera;
+}
+
 bool dCamera_c::freeCamera() {
-    if (dusk::getSettings().game.freeCamera && mGear == 1) {
+    if (canUseFreeCam() && mGear == 1) {
         mGear = 0;
     }
 
-    if (!dusk::getSettings().game.freeCamera || mCamStyle == 70)
+    if (!canUseFreeCam() || mCamStyle == 70)
     {
         mCamParam.mManualMode = 0;
         return false;
@@ -7669,6 +7675,17 @@ bool dCamera_c::freeCamera() {
         mCamParam.freeYAngle += camMovement.y * magnitude * dusk::getSettings().game.freeCameraYSensitivity * 5.0f;
     }
 
+    f32 yaw_rad = 0.0f;
+    f32 pitch_rad = 0.0f;
+    dusk::mouse::getCameraDeltas(yaw_rad, pitch_rad);
+    if (dusk::getSettings().game.enableMouseCamera && (yaw_rad != 0.0f || pitch_rad != 0.0f) &&
+        !dComIfGp_checkCameraAttentionStatus(dComIfGp_getPlayerCameraID(0), 0x8))
+    {
+        mCamParam.mManualMode = 1;
+        mCamParam.freeXAngle += MTXRadToDeg(yaw_rad);
+        mCamParam.freeYAngle += -MTXRadToDeg(pitch_rad);
+    }
+
     fopAc_ac_c* player = dComIfGp_getPlayer(0);
     if (!mCamParam.mManualMode || player == nullptr) {
         return false;
@@ -9350,6 +9367,10 @@ bool dCamera_c::rideCamera(s32 param_0) {
             mStyleSettle.mFinished = true;
         }
 
+#if TARGET_PC
+        freeCamera();
+#endif
+
         return true;
     }
 
@@ -9479,6 +9500,10 @@ bool dCamera_c::rideCamera(s32 param_0) {
         setFlag(0x400);
     }
 
+#if TARGET_PC
+    freeCamera();
+#endif
+
     return true;
 }
 

src/dusk/gyro.cpp

@@ -2,8 +2,6 @@
 #include "dusk/ui/ui.hpp"
 #include "d/actor/d_a_alink.h"
 
-#include <aurora/lib/window.hpp>
-#include <SDL3/SDL_mouse.h>
 #include <cmath>
 
 namespace dusk::gyro {
@@ -16,14 +14,11 @@ constexpr float kGravityEmaAlpha = 0.1f;
 constexpr float kMinGravityProjection = 0.2f;
 // Let roll contribute more strongly as the pad approaches an upright posture.
 constexpr float kRollAimBoostMax = 2.0f;
-constexpr float kMousePixelToRad = 0.0025f;
 
 bool  s_sensor_enabled        = false;
 bool  s_accel_enabled         = false;
 bool  s_was_aiming            = false;
 bool  s_have_gravity_baseline = false;
-bool  s_mouse_enabled         = false;
-bool  s_mouse_relative        = false;
 float s_smooth_gx             = 0.0f;
 float s_smooth_gy             = 0.0f;
 float s_smooth_gz             = 0.0f;
@@ -43,7 +38,6 @@ void reset_filter_state() {
     s_baseline_gravity_y = s_baseline_gravity_z = 0.0f;
     s_was_aiming = false;
     s_have_gravity_baseline = false;
-    s_mouse_enabled = false;
     s_yaw_rad = s_pitch_rad = s_roll_rad = 0.0f;
     s_rollgoal_ax = s_rollgoal_az = 0;
 }
@@ -72,7 +66,7 @@ bool get_sensor_keep_alive() { return s_sensor_keep_alive; }
 void set_sensor_keep_alive(bool value) { s_sensor_keep_alive = value; }
 
 bool rollgoal_gyro_enabled() {
-    return getSettings().game.enableGyroRollgoal && getSettings().game.gyroMode.getValue() != GyroMode::Mouse;
+    return getSettings().game.enableGyroRollgoal;
 }
 
 bool queryGyroAimContext() {
@@ -85,7 +79,7 @@ bool queryGyroAimContext() {
         return false;
     }
 
-    return link->checkGyroAimContext() && dComIfGp_checkCameraAttentionStatus(link->field_0x317c, 0x10);
+    return link->checkAimContext() && dComIfGp_checkCameraAttentionStatus(link->field_0x317c, 0x10);
 }
 
 void read(float dt) {
@@ -94,26 +88,6 @@ void read(float dt) {
     const bool aim_just_ended = !aim_active && s_was_aiming;
     s_was_aiming = aim_active;
 
-    const bool mouse_mode = getSettings().game.gyroMode.getValue() == GyroMode::Mouse;
-    const bool mouse_gyro_active = !ui::any_document_visible() && mouse_mode && (aim_active || s_sensor_keep_alive);
-    SDL_Window* window = aurora::window::get_sdl_window();
-    if (window != nullptr && mouse_gyro_active != s_mouse_relative &&
-        SDL_SetWindowRelativeMouseMode(window, mouse_gyro_active))
-    {
-        s_mouse_relative = mouse_gyro_active;
-    }
-
-    if (mouse_gyro_active && !s_mouse_enabled && window != nullptr) {
-        const AuroraWindowSize sz = aurora::window::get_window_size();
-        const float cx = static_cast<float>(sz.width) * 0.5f;
-        const float cy = static_cast<float>(sz.height) * 0.5f;
-        SDL_WarpMouseInWindow(window, cx, cy);
-        float discard_x = 0.0f;
-        float discard_y = 0.0f;
-        SDL_GetRelativeMouseState(&discard_x, &discard_y);
-    }
-    s_mouse_enabled = mouse_gyro_active;
-
     if (!s_sensor_keep_alive && !aim_active) {
         disable_pad_sensors();
         reset_filter_state();
@@ -126,31 +100,6 @@ void read(float dt) {
         s_have_gravity_baseline = false;
     }
 
-    if (mouse_mode && !mouse_gyro_active) {
-        s_pitch_rad = 0.0f;
-        s_yaw_rad = 0.0f;
-        s_roll_rad = 0.0f;
-        return;
-    }
-
-    if (mouse_mode) {
-        disable_pad_sensors();
-
-        float mx_rel = 0.0f;
-        float my_rel = 0.0f;
-        SDL_GetRelativeMouseState(&mx_rel, &my_rel);
-        // Convert pixels to radians
-        s_pitch_rad = my_rel * kMousePixelToRad * getSettings().game.gyroSensitivityY;
-        s_yaw_rad = -mx_rel * kMousePixelToRad * getSettings().game.gyroSensitivityX;
-        s_roll_rad = 0.0f;
-
-        s_pitch_rad = getSettings().game.gyroInvertPitch ? -s_pitch_rad : s_pitch_rad;
-        s_yaw_rad = getSettings().game.gyroInvertYaw ? -s_yaw_rad : s_yaw_rad;
-        s_yaw_rad = getSettings().game.enableMirrorMode ? -s_yaw_rad : s_yaw_rad;
-
-        return;
-    }
-
     if (!s_sensor_enabled) {
         if (!PADHasSensor(PAD_CHAN0, PAD_SENSOR_GYRO)) {
             return;