Merge branch 'decoupled-audio' into 'master'

Add option to use camera as sound listener

Closes #5944

See merge request OpenMW/openmw!3836

AUTHORS.md

@@ -79,6 +79,7 @@ Programmers
     Eduard Cot (trombonecot)
     Eli2
     Emanuel Guével (potatoesmaster)
+    Epoch
     Eris Caffee (eris)
     eroen
     escondida

CHANGELOG.md

@@ -146,6 +146,7 @@
     Feature #5173: Support for NiFogProperty
     Feature #5492: Let rain and snow collide with statics
     Feature #5926: Refraction based on water depth
+    Feature #5944: Option to use camera as sound listener
     Feature #6149: Dehardcode Lua API_REVISION
     Feature #6152: Playing music via lua scripts
     Feature #6188: Specular lighting from point light sources

apps/launcher/settingspage.cpp

@@ -294,6 +294,7 @@ bool Launcher::SettingsPage::loadSettings()
                 hrtfProfileSelectorComboBox->setCurrentIndex(hrtfProfileIndex);
             }
         }
+        loadSettingBool(Settings::sound().mCameraListener, *cameraListenerCheckBox);
     }
 
     // Interface Changes
@@ -490,6 +491,9 @@ void Launcher::SettingsPage::saveSettings()
             Settings::sound().mHrtf.set(hrtfProfileSelectorComboBox->currentText().toStdString());
         else
             Settings::sound().mHrtf.set({});
+
+        const bool cCameraListener = cameraListenerCheckBox->checkState() != Qt::Unchecked;
+        Settings::sound().mCameraListener.set(cCameraListener);
     }
 
     // Interface Changes

apps/launcher/ui/settingspage.ui

@@ -1320,6 +1320,16 @@
          </item>
         </layout>
        </item>
+       <item row="0" column="0">
+        <widget class="QCheckBox" name="cameraListenerCheckBox">
+         <property name="toolTip">
+          <string>In third-person view, use the camera as the sound listener instead of the player character.</string>
+         </property>
+         <property name="text">
+          <string>Use the camera as the sound listener</string>
+         </property>
+        </widget>
+       </item>
        <item>
         <spacer>
          <property name="orientation">

apps/openmw/mwrender/camera.cpp

@@ -109,8 +109,7 @@ namespace MWRender
 
     void Camera::updateCamera(osg::Camera* cam)
     {
-        osg::Quat orient = osg::Quat(mRoll + mExtraRoll, osg::Vec3d(0, 1, 0))
+        osg::Quat orient = getOrient();
-            * osg::Quat(mPitch + mExtraPitch, osg::Vec3d(1, 0, 0)) * osg::Quat(mYaw + mExtraYaw, osg::Vec3d(0, 0, 1));
         osg::Vec3d forward = orient * osg::Vec3d(0, 1, 0);
         osg::Vec3d up = orient * osg::Vec3d(0, 0, 1);
 
@@ -209,6 +208,12 @@ namespace MWRender
         mPosition = focal + offset;
     }
 
+    osg::Quat Camera::getOrient() const
+    {
+        return osg::Quat(mRoll + mExtraRoll, osg::Vec3d(0, 1, 0)) * osg::Quat(mPitch + mExtraPitch, osg::Vec3d(1, 0, 0))
+            * osg::Quat(mYaw + mExtraYaw, osg::Vec3d(0, 0, 1));
+    }
+
     void Camera::setMode(Mode newMode, bool force)
     {
         if (mMode == newMode)

apps/openmw/mwrender/camera.hpp

@@ -72,6 +72,8 @@ namespace MWRender
         void setExtraYaw(float angle) { mExtraYaw = angle; }
         void setExtraRoll(float angle) { mExtraRoll = angle; }
 
+        osg::Quat getOrient() const;
+
         /// @param Force view mode switch, even if currently not allowed by the animation.
         void toggleViewMode(bool force = false);
         bool toggleVanityMode(bool enable);

apps/openmw/mwworld/worldimp.cpp

@@ -1738,23 +1738,27 @@ namespace MWWorld
 
     void World::updateSoundListener()
     {
-        osg::Vec3f cameraPosition = mRendering->getCamera()->getPosition();
+        const MWRender::Camera* camera = mRendering->getCamera();
         const auto& player = getPlayerPtr();
         const ESM::Position& refpos = player.getRefData().getPosition();
-        osg::Vec3f listenerPos;
+        osg::Vec3f listenerPos, up, forward;
+        osg::Quat listenerOrient;
 
-        if (isFirstPerson())
+        if (isFirstPerson() || Settings::sound().mCameraListener)
-            listenerPos = cameraPosition;
+            listenerPos = camera->getPosition();
         else
             listenerPos = refpos.asVec3() + osg::Vec3f(0, 0, 1.85f * mPhysics->getHalfExtents(player).z());
 
-        osg::Quat listenerOrient = osg::Quat(refpos.rot[1], osg::Vec3f(0, -1, 0))
+        if (isFirstPerson() || Settings::sound().mCameraListener)
+            listenerOrient = camera->getOrient();
+        else
+            listenerOrient = osg::Quat(refpos.rot[1], osg::Vec3f(0, -1, 0))
                 * osg::Quat(refpos.rot[0], osg::Vec3f(-1, 0, 0)) * osg::Quat(refpos.rot[2], osg::Vec3f(0, 0, -1));
 
-        osg::Vec3f forward = listenerOrient * osg::Vec3f(0, 1, 0);
+        forward = listenerOrient * osg::Vec3f(0, 1, 0);
-        osg::Vec3f up = listenerOrient * osg::Vec3f(0, 0, 1);
+        up = listenerOrient * osg::Vec3f(0, 0, 1);
 
-        bool underwater = isUnderwater(player.getCell(), cameraPosition);
+        bool underwater = isUnderwater(player.getCell(), camera->getPosition());
 
         MWBase::Environment::get().getSoundManager()->setListenerPosDir(listenerPos, forward, up, underwater);
     }

components/settings/categories/sound.hpp

@@ -23,6 +23,7 @@ namespace Settings
         SettingValue<int> mBufferCacheMax{ mIndex, "Sound", "buffer cache max", makeMaxSanitizerInt(1) };
         SettingValue<HrtfMode> mHrtfEnable{ mIndex, "Sound", "hrtf enable" };
         SettingValue<std::string> mHrtf{ mIndex, "Sound", "hrtf" };
+        SettingValue<bool> mCameraListener{ mIndex, "Sound", "camera listener" };
     };
 }
 

docs/source/reference/modding/settings/sound.rst

@@ -127,3 +127,16 @@ Allowed values for this field are enumerated in openmw.log file is an HRTF enabl
 The default value is empty, which uses the default profile.
 
 This setting can be controlled in the Settings tab of the launcher.
+
+camera listener
+---------------
+
+:Type:		boolean
+:Range:		True/False
+:Default:	False
+
+When true, uses the camera position and direction for audio instead of the player position.
+This makes audio in third person sound relative to camera instead of the player.
+False is vanilla Morrowind behaviour.
+
+This setting can be controlled in the Settings tab of the launcher.

files/lang/launcher_de.ts

@@ -1447,5 +1447,13 @@ to default Morrowind fonts. Check this box if you still prefer original fonts ov
         <source>Lights minimum interior brightness</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>In third-person view, use the camera as the sound listener instead of the player character.</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Use the camera as the sound listener</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 </TS>

files/lang/launcher_fr.ts

@@ -1447,5 +1447,13 @@ to default Morrowind fonts. Check this box if you still prefer original fonts ov
         <source>Lights minimum interior brightness</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>In third-person view, use the camera as the sound listener instead of the player character.</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <source>Use the camera as the sound listener</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 </TS>

files/lang/launcher_ru.ts

@@ -1462,5 +1462,13 @@ to default Morrowind fonts. Check this box if you still prefer original fonts ov
         <source>Lights minimum interior brightness</source>
         <translation>Минимальный уровень освещения в помещениях</translation>
     </message>
+    <message>
+        <source>In third-person view, use the camera as the sound listener instead of the player character.</source>
+        <translation>Использовать в виде от третьего лица положение камеры, а не персонажа игрока для прослушивания звуков.</translation>
+    </message>
+    <message>
+        <source>Use the camera as the sound listener</source>
+        <translation>Использовать камеру как слушателя</translation>
+    </message>
 </context>
 </TS>

files/settings-default.cfg

@@ -608,6 +608,9 @@ hrtf enable = -1
 # Specifies which HRTF to use when HRTF is used. Blank means use the default.
 hrtf =
 
+# Specifies whether to use camera as audio listener
+camera listener = false
+
 [Video]
 
 # Resolution of the OpenMW window or screen.