Rebased ref, commits from common ancestor:
commit 215dd4b85dd6c5afa52af313481543a7a0ecad4d
Author:     Sarper Akdemir <q.sarperakde...@gmail.com>
AuthorDate: Thu Aug 6 10:32:55 2020 +0300
Commit:     Sarper Akdemir <q.sarperakde...@gmail.com>
CommitDate: Sat Aug 8 03:40:53 2020 +0300

    make physics based animation effects always processed last
    
    Change-Id: I92d436aced6ef3ee2c8b0bf0167c1f7e642ba3b5

diff --git a/slideshow/source/engine/activitiesqueue.cxx 
b/slideshow/source/engine/activitiesqueue.cxx
index ba982385356e..38e79d1e5677 100644
--- a/slideshow/source/engine/activitiesqueue.cxx
+++ b/slideshow/source/engine/activitiesqueue.cxx
@@ -50,6 +50,8 @@ namespace slideshow::internal
             {
                 for( const auto& pActivity : maCurrentActivitiesWaiting )
                     pActivity->dispose();
+                for( const auto& pActivity : 
maCurrentActivitiesToBeProcessedLast )
+                    pActivity->dispose();
                 for( const auto& pActivity : maCurrentActivitiesReinsert )
                     pActivity->dispose();
             }
@@ -59,7 +61,7 @@ namespace slideshow::internal
             }
         }
 
-        bool ActivitiesQueue::addActivity( const ActivitySharedPtr& pActivity )
+        bool ActivitiesQueue::addActivity( const ActivitySharedPtr& pActivity, 
const bool bProcessLast )
         {
             OSL_ENSURE( pActivity, "ActivitiesQueue::addActivity: activity ptr 
NULL" );
 
@@ -67,7 +69,17 @@ namespace slideshow::internal
                 return false;
 
             // add entry to waiting list
-            maCurrentActivitiesWaiting.push_back( pActivity );
+            if( !bProcessLast )
+            {
+                maCurrentActivitiesWaiting.push_back( pActivity );
+            }
+            else
+            {
+                // Activities that should be processed last is kept in a 
different
+                // ActivityQueue, and later added to the end of the 
maCurrentActivitiesWaiting
+                // at the start of ActivitiesQueue::process()
+                maCurrentActivitiesToBeProcessedLast.push_back( pActivity );
+            }
 
             return true;
         }
@@ -76,6 +88,12 @@ namespace slideshow::internal
         {
             SAL_INFO("slideshow.verbose", "ActivitiesQueue: outer loop 
heartbeat" );
 
+            // If there are activities to be processed last add them to the 
end of the ActivitiesQueue
+            maCurrentActivitiesWaiting.insert( 
maCurrentActivitiesWaiting.end(),
+                                               
maCurrentActivitiesToBeProcessedLast.begin(),
+                                               
maCurrentActivitiesToBeProcessedLast.end() );
+            maCurrentActivitiesToBeProcessedLast.clear();
+
             // accumulate time lag for all activities, and lag time
             // base if necessary:
             double fLag = 0.0;
diff --git a/slideshow/source/engine/animationnodes/animationbasenode.cxx 
b/slideshow/source/engine/animationnodes/animationbasenode.cxx
index 4dcb640795aa..7999b5a7654a 100644
--- a/slideshow/source/engine/animationnodes/animationbasenode.cxx
+++ b/slideshow/source/engine/animationnodes/animationbasenode.cxx
@@ -23,6 +23,7 @@
 #include <com/sun/star/animations/Timing.hpp>
 #include <com/sun/star/animations/AnimationAdditiveMode.hpp>
 #include <com/sun/star/presentation/ShapeAnimationSubType.hpp>
+#include <com/sun/star/animations/AnimationNodeType.hpp>
 
 #include "nodetools.hxx"
 #include <doctreenode.hxx>
@@ -294,7 +295,10 @@ void AnimationBaseNode::activate_st()
         mpActivity->setTargets( getShape(), maAttributeLayerHolder.get() );
 
         // add to activities queue
-        getContext().mrActivitiesQueue.addActivity( mpActivity );
+        if( mxAnimateNode->getType() == 
css::animations::AnimationNodeType::ANIMATEPHYSICS )
+            getContext().mrActivitiesQueue.addActivity(mpActivity, true);
+        else
+            getContext().mrActivitiesQueue.addActivity( mpActivity );
     }
     else {
         // Actually, DO generate the event for empty activity,
diff --git a/slideshow/source/inc/activitiesqueue.hxx 
b/slideshow/source/inc/activitiesqueue.hxx
index b4f88b1b39d1..76dc981f8f65 100644
--- a/slideshow/source/inc/activitiesqueue.hxx
+++ b/slideshow/source/inc/activitiesqueue.hxx
@@ -57,7 +57,7 @@ namespace slideshow
 
             /** Add the given activity to the queue.
              */
-            bool addActivity( const ActivitySharedPtr& pActivity );
+            bool addActivity( const ActivitySharedPtr& pActivity, const bool 
bProcessLast = false );
 
             /** Process the activities queue.
 
@@ -96,6 +96,11 @@ namespace slideshow
                                                                  // await 
processing for this
                                                                  // round
 
+            ActivityQueue           maCurrentActivitiesToBeProcessedLast; // 
activities that will be
+                                                                          // 
added to the end of
+                                                                          // 
maCurrentActivitiesWaiting at
+                                                                          // 
the start of process()
+
             ActivityQueue           maCurrentActivitiesReinsert;    // 
currently running
                                                                       // 
activities, that are
                                                                       // 
already processed for
commit ec1c95dc4a4341a358d3dd1781f18c012e234a4f
Author:     Sarper Akdemir <q.sarperakde...@gmail.com>
AuthorDate: Mon Jul 27 23:02:48 2020 +0300
Commit:     Sarper Akdemir <q.sarperakde...@gmail.com>
CommitDate: Sat Aug 8 03:40:52 2020 +0300

    work-in-progress complex shapes
    
    Change-Id: I807bbde92c143b8c96792b3d8bf9603a31216486

diff --git a/slideshow/source/engine/box2dtools.cxx 
b/slideshow/source/engine/box2dtools.cxx
index 737687713614..0711027597e9 100644
--- a/slideshow/source/engine/box2dtools.cxx
+++ b/slideshow/source/engine/box2dtools.cxx
@@ -11,6 +11,13 @@
 #include <Box2D/Box2D.h>
 
 #include <shapemanager.hxx>
+#include <basegfx/polygon/b2dpolypolygontools.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <basegfx/polygon/b2dpolygontriangulator.hxx>
+#include <com/sun/star/drawing/PolyPolygonBezierCoords.hpp>
+
+#include <svx/svdobj.hxx>
+#include <svx/svdoashp.hxx>
 
 #define BOX2D_SLIDE_SIZE_IN_METERS 100.00f
 
@@ -62,6 +69,124 @@ b2Vec2 convertB2DPointToBox2DVec2(const basegfx::B2DPoint& 
aPoint, const double
     return { static_cast<float>(aPoint.getX() * fScaleFactor),
              static_cast<float>(aPoint.getY() * -fScaleFactor) };
 }
+
+// expects rPolygon to have coordinates relative to it's center
+void addTriangleVectorToBody(const basegfx::triangulator::B2DTriangleVector& 
rTriangleVector,
+                             b2Body* aBody, const float fDensity, const float 
fFriction,
+                             const float fRestitution, const double 
fScaleFactor)
+{
+    for (const basegfx::triangulator::B2DTriangle& aTriangle : rTriangleVector)
+    {
+        b2FixtureDef aFixture;
+        b2PolygonShape aPolygonShape;
+        b2Vec2 aTriangleVertices[3]
+            = { convertB2DPointToBox2DVec2(aTriangle.getA(), fScaleFactor),
+                convertB2DPointToBox2DVec2(aTriangle.getB(), fScaleFactor),
+                convertB2DPointToBox2DVec2(aTriangle.getC(), fScaleFactor) };
+
+        bool bValidPointDistance = true;
+        for (int a = 0; a < 3; a++)
+        {
+            for (int b = 0; b < 3; b++)
+            {
+                if (a == b)
+                    continue;
+                if (b2DistanceSquared(aTriangleVertices[a], 
aTriangleVertices[b]) < 0.003f)
+                {
+                    bValidPointDistance = false;
+                }
+            }
+        }
+        if (bValidPointDistance)
+        {
+            aPolygonShape.Set(aTriangleVertices, 3);
+            aFixture.shape = &aPolygonShape;
+            aFixture.density = fDensity;
+            aFixture.friction = fFriction;
+            aFixture.restitution = fRestitution;
+            aBody->CreateFixture(&aFixture);
+        }
+    }
+}
+
+// expects rPolygon to have coordinates relative to it's center
+void addEdgeShapeToBody(const basegfx::B2DPolygon& rPolygon, b2Body* aBody, 
const float fDensity,
+                        const float fFriction, const float fRestitution, const 
double fScaleFactor)
+{
+    basegfx::B2DPolygon aPolygon = 
basegfx::utils::removeNeutralPoints(rPolygon);
+    const float fHalfWidth = 0.1;
+    bool bHaveEdgeA = false;
+    b2Vec2 aEdgeBoxVertices[4];
+
+    for (sal_uInt32 nIndex = 0; nIndex < aPolygon.count(); nIndex++)
+    {
+        b2FixtureDef aFixture;
+        b2PolygonShape aPolygonShape;
+
+        basegfx::B2DPoint aPointA;
+        basegfx::B2DPoint aPointB;
+        if (nIndex != 0)
+        {
+            aPointA = aPolygon.getB2DPoint(nIndex - 1);
+            aPointB = aPolygon.getB2DPoint(nIndex);
+        }
+        else if (/* nIndex == 0 && */ aPolygon.isClosed())
+        {
+            // start by connecting the last point to the first one
+            aPointA = aPolygon.getB2DPoint(aPolygon.count() - 1);
+            aPointB = aPolygon.getB2DPoint(nIndex);
+        }
+        else // the polygon isn't closed, won't connect last and first points
+        {
+            continue;
+        }
+
+        b2Vec2 aEdgeUnitVec = (convertB2DPointToBox2DVec2(aPointB, 
fScaleFactor)
+                               - convertB2DPointToBox2DVec2(aPointA, 
fScaleFactor));
+        aEdgeUnitVec.Normalize();
+
+        b2Vec2 aEdgeNormal(-aEdgeUnitVec.y, aEdgeUnitVec.x);
+
+        if (!bHaveEdgeA)
+        {
+            aEdgeBoxVertices[0]
+                = convertB2DPointToBox2DVec2(aPointA, fScaleFactor) + 
fHalfWidth * aEdgeNormal;
+            aEdgeBoxVertices[1]
+                = convertB2DPointToBox2DVec2(aPointA, fScaleFactor) + 
-fHalfWidth * aEdgeNormal;
+            bHaveEdgeA = true;
+        }
+        aEdgeBoxVertices[2]
+            = convertB2DPointToBox2DVec2(aPointB, fScaleFactor) + fHalfWidth * 
aEdgeNormal;
+        aEdgeBoxVertices[3]
+            = convertB2DPointToBox2DVec2(aPointB, fScaleFactor) + -fHalfWidth 
* aEdgeNormal;
+
+        bool bValidPointDistance
+            = (b2DistanceSquared(aEdgeBoxVertices[0], aEdgeBoxVertices[2]) > 
0.003f);
+
+        if (bValidPointDistance)
+        {
+            aPolygonShape.Set(aEdgeBoxVertices, 4);
+            aFixture.shape = &aPolygonShape;
+            aFixture.density = fDensity;
+            aFixture.friction = fFriction;
+            aFixture.restitution = fRestitution;
+            aBody->CreateFixture(&aFixture);
+
+            aEdgeBoxVertices[0] = aEdgeBoxVertices[2];
+            aEdgeBoxVertices[1] = aEdgeBoxVertices[3];
+        }
+    }
+}
+
+void addEdgeShapeToBody(const basegfx::B2DPolyPolygon& rPolyPolygon, b2Body* 
aBody,
+                        const float fDensity, const float fFriction, const 
float fRestitution,
+                        const double fScaleFactor)
+{
+    for (const basegfx::B2DPolygon& rPolygon : rPolyPolygon)
+    {
+        addEdgeShapeToBody(rPolygon, aBody, fDensity, fFriction, fRestitution, 
fScaleFactor);
+    }
+}
 }
 
 box2DWorld::box2DWorld(const ::basegfx::B2DVector& rSlideSize)
@@ -224,7 +349,8 @@ void box2DWorld::initateAllShapesAsStaticBodies(
         slideshow::internal::ShapeSharedPtr pShape = aIt->second;
         if (pShape->isForeground())
         {
-            Box2DBodySharedPtr pBox2DBody = 
createStaticBodyFromBoundingBox(pShape);
+            Box2DBodySharedPtr pBox2DBody = createStaticBody(pShape);
+
             mpXShapeToBodyMap.insert(std::make_pair(pShape->getXShape(), 
pBox2DBody));
             if (!pShape->isVisible())
             {
@@ -354,14 +480,12 @@ Box2DBodySharedPtr box2DWorld::makeBodyStatic(const 
Box2DBodySharedPtr& pBox2DBo
     return pBox2DBody;
 }
 
-Box2DBodySharedPtr
-box2DWorld::createStaticBodyFromBoundingBox(const 
slideshow::internal::ShapeSharedPtr& rShape,
-                                            const float fDensity, const float 
fFriction)
+Box2DBodySharedPtr box2DWorld::createStaticBody(const 
slideshow::internal::ShapeSharedPtr& rShape,
+                                                const float fDensity, const 
float fFriction)
 {
     assert(mpBox2DWorld);
+
     ::basegfx::B2DRectangle aShapeBounds = rShape->getBounds();
-    double fShapeWidth = aShapeBounds.getWidth() * mfScaleFactor;
-    double fShapeHeight = aShapeBounds.getHeight() * mfScaleFactor;
 
     b2BodyDef aBodyDef;
     aBodyDef.type = b2_staticBody;
@@ -371,16 +495,63 @@ box2DWorld::createStaticBodyFromBoundingBox(const 
slideshow::internal::ShapeShar
         pB2Body->GetWorld()->DestroyBody(pB2Body);
     });
 
-    b2PolygonShape aDynamicBox;
-    aDynamicBox.SetAsBox(static_cast<float>(fShapeWidth / 2), 
static_cast<float>(fShapeHeight / 2));
+    SdrObject* pSdrObject = 
SdrObject::getSdrObjectFromXShape(rShape->getXShape());
 
-    b2FixtureDef aFixtureDef;
-    aFixtureDef.shape = &aDynamicBox;
-    aFixtureDef.density = fDensity;
-    aFixtureDef.friction = fFriction;
-    aFixtureDef.restitution = 0.1f;
+    auto aShapeType = rShape->getXShape()->getShapeType();
+
+    basegfx::B2DPolyPolygon aPolyPolygon;
+    // workaround:
+    // TakeXorPoly() doesn't return beziers for CustomShapes and we want the 
beziers
+    // so that we can decide the complexity of the polygons generated from them
+    if (aShapeType == "com.sun.star.drawing.CustomShape")
+    {
+        aPolyPolygon = 
static_cast<SdrObjCustomShape*>(pSdrObject)->GetLineGeometry(true);
+    }
+    else
+    {
+        aPolyPolygon = pSdrObject->TakeXorPoly();
+    }
+
+    // make beziers into polygons, using a high degree angle as fAngleBound in
+    // adaptiveSubdivideByAngle reduces complexity of the resulting polygon 
shapes
+    aPolyPolygon = aPolyPolygon.areControlPointsUsed()
+                       ? 
basegfx::utils::adaptiveSubdivideByAngle(aPolyPolygon, 20)
+                       : aPolyPolygon;
+    aPolyPolygon.removeDoublePoints();
+
+    // make polygon coordinates relative to the center of the shape instead of 
top left of the slide
+    aPolyPolygon
+        = basegfx::utils::distort(aPolyPolygon, aPolyPolygon.getB2DRange(),
+                                  { -aShapeBounds.getWidth() / 2, 
-aShapeBounds.getHeight() / 2 },
+                                  { aShapeBounds.getWidth() / 2, 
-aShapeBounds.getHeight() / 2 },
+                                  { -aShapeBounds.getWidth() / 2, 
aShapeBounds.getHeight() / 2 },
+                                  { aShapeBounds.getWidth() / 2, 
aShapeBounds.getHeight() / 2 });
+
+    if (pSdrObject->IsClosedObj() && !pSdrObject->IsEdgeObj() && 
pSdrObject->HasFillStyle())
+    {
+        basegfx::triangulator::B2DTriangleVector aTriangleVector;
+        for (auto& rPolygon : aPolyPolygon)
+        {
+            if (rPolygon.isClosed())
+            {
+                basegfx::triangulator::B2DTriangleVector aTempTriangleVector(
+                    basegfx::triangulator::triangulate(rPolygon));
+                aTriangleVector.insert(aTriangleVector.end(), 
aTempTriangleVector.begin(),
+                                       aTempTriangleVector.end());
+            }
+            else
+            {
+                addEdgeShapeToBody(rPolygon, pBody.get(), fDensity, fFriction, 
0.1f, mfScaleFactor);
+            }
+        }
+        addTriangleVectorToBody(aTriangleVector, pBody.get(), fDensity, 
fFriction, 0.1f,
+                                mfScaleFactor);
+    }
+    else
+    {
+        addEdgeShapeToBody(aPolyPolygon, pBody.get(), fDensity, fFriction, 
0.1f, mfScaleFactor);
+    }
 
-    pBody->CreateFixture(&aFixtureDef);
     return std::make_shared<box2DBody>(pBody, mfScaleFactor);
 }
 
@@ -417,7 +588,6 @@ void box2DBody::setAngleByAngularVelocity(const double 
fDesiredAngle, const doub
 
     double fDeltaAngle = fDesiredAngle - getAngle();
 
-    // temporary hack for repeating animation effects
     while (fDeltaAngle > 180
            || fDeltaAngle < -180) // if it is bigger than 180 opposite 
rotation is actually closer
         fDeltaAngle += fDeltaAngle > 0 ? -360 : +360;
diff --git a/slideshow/source/inc/box2dtools.hxx 
b/slideshow/source/inc/box2dtools.hxx
index aafdfbb64bde..f9fea6150ae6 100644
--- a/slideshow/source/inc/box2dtools.hxx
+++ b/slideshow/source/inc/box2dtools.hxx
@@ -213,10 +213,9 @@ public:
      */
     Box2DBodySharedPtr makeBodyStatic(const Box2DBodySharedPtr& pBox2DBody);
 
-    /// Create a static body from the given shape's bounding box
-    Box2DBodySharedPtr
-    createStaticBodyFromBoundingBox(const slideshow::internal::ShapeSharedPtr& 
rShape,
-                                    const float fDensity = 1.0f, const float 
fFriction = 0.3f);
+    /// Create a static body from the given shape's geometry
+    Box2DBodySharedPtr createStaticBody(const 
slideshow::internal::ShapeSharedPtr& rShape,
+                                        const float fDensity = 1.0f, const 
float fFriction = 0.3f);
 
     /// Initiate all the shapes in the current slide in the box2DWorld as 
static ones
     void
commit eceaef3735400beba6db58024a3a22463f0889ee
Author:     Sarper Akdemir <q.sarperakde...@gmail.com>
AuthorDate: Thu Jun 25 20:33:05 2020 +0300
Commit:     Sarper Akdemir <q.sarperakde...@gmail.com>
CommitDate: Sat Aug 8 03:40:52 2020 +0300

    make physics based animation effects importable-exportable
    
    Makes physics based animation effects importable and exportable
    on content.xml. Uses one new xml token animateSimulation.
    
    Also adds a new animation preset called Physics Basic that is
    available under Emphasis animation effect category.
    
    Change-Id: I38b0511f973668655cff78becebe3f1e628d9083

diff --git a/animations/source/animcore/animcore.component 
b/animations/source/animcore/animcore.component
index 2f490aa0ae06..cd691f05e0ba 100644
--- a/animations/source/animcore/animcore.component
+++ b/animations/source/animcore/animcore.component
@@ -30,6 +30,10 @@
   <implementation name="animcore::AnimateMotion"
       constructor="com_sun_star_animations_AnimateMotion_get_implementation">
     <service name="com.sun.star.animations.AnimateMotion"/>
+  </implementation>
+    <implementation name="animcore::AnimatePhysics"
+      constructor="com_sun_star_animations_AnimatePhysics_get_implementation">
+    <service name="com.sun.star.animations.AnimatePhysics"/>
   </implementation>
   <implementation name="animcore::AnimateSet"
       constructor="com_sun_star_animations_AnimateSet_get_implementation">
diff --git a/animations/source/animcore/animcore.cxx 
b/animations/source/animcore/animcore.cxx
index f3ffe8c4190a..88e42772936a 100644
--- a/animations/source/animcore/animcore.cxx
+++ b/animations/source/animcore/animcore.cxx
@@ -291,7 +291,7 @@ private:
     const sal_Int16 mnNodeType;
 
     // for XTypeProvider
-    static std::array<Sequence< Type >*, 12> mpTypes;
+    static std::array<Sequence< Type >*, 13> mpTypes;
 
     // attributes for the XAnimationNode interface implementation
     Any maBegin, maDuration, maEnd, maEndSync, maRepeatCount, maRepeatDuration;
@@ -394,7 +394,7 @@ Any SAL_CALL TimeContainerEnumeration::nextElement()
 }
 
 
-std::array<Sequence< Type >*, 12> AnimationNode::mpTypes = { nullptr, nullptr, 
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, 
nullptr, nullptr };
+std::array<Sequence< Type >*, 13> AnimationNode::mpTypes = { nullptr, nullptr, 
nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, 
nullptr, nullptr, nullptr };
 
 AnimationNode::AnimationNode( sal_Int16 nNodeType )
 :   maChangeListener(maMutex),
@@ -565,6 +565,16 @@ static OUString getImplementationName_ANIMATEMOTION()
     return "animcore::AnimateMotion";
 }
 
+static Sequence<OUString> getSupportedServiceNames_ANIMATEPHYSICS()
+{
+    return { "com.sun.star.animations.AnimatePhysics" };
+}
+
+static OUString getImplementationName_ANIMATEPHYSICS()
+{
+    return "animcore::AnimatePhysics";
+}
+
 static Sequence<OUString> getSupportedServiceNames_ANIMATETRANSFORM()
 {
     return { "com.sun.star.animations.AnimateTransform" };
@@ -658,6 +668,12 @@ Any SAL_CALL AnimationNode::queryInterface( const Type& 
aType )
                 static_cast< XAnimate * >( static_cast< XAnimateMotion * 
>(this) ),
                 static_cast< XAnimateMotion * >( this ) );
             break;
+        case AnimationNodeType::ANIMATEPHYSICS:
+            aRet = ::cppu::queryInterface(
+                aType,
+                static_cast< XAnimate * >( static_cast< XAnimateMotion * 
>(this) ),
+                static_cast< XAnimateMotion * >( this ) );
+            break;
         case AnimationNodeType::ANIMATECOLOR:
             aRet = ::cppu::queryInterface(
                 aType,
@@ -717,6 +733,7 @@ void AnimationNode::initTypeProvider( sal_Int16 nNodeType ) 
throw()
         8, // TRANSITIONFILTER
         8, // AUDIO
         8, // COMMAND
+        8, // ANIMATEPHYSICS
     };
 
     // collect types
@@ -749,6 +766,9 @@ void AnimationNode::initTypeProvider( sal_Int16 nNodeType ) 
throw()
     case AnimationNodeType::ANIMATEMOTION:
         pTypeAr[nPos++] = cppu::UnoType<XAnimateMotion>::get();
         break;
+    case AnimationNodeType::ANIMATEPHYSICS:
+        pTypeAr[nPos++] = cppu::UnoType<XAnimateMotion>::get();
+        break;
     case AnimationNodeType::ANIMATECOLOR:
         pTypeAr[nPos++] = cppu::UnoType<XAnimateColor>::get();
         break;
@@ -817,6 +837,8 @@ OUString AnimationNode::getImplementationName()
         return getImplementationName_ANIMATECOLOR();
     case AnimationNodeType::ANIMATEMOTION:
         return getImplementationName_ANIMATEMOTION();
+    case AnimationNodeType::ANIMATEPHYSICS:
+        return getImplementationName_ANIMATEPHYSICS();
     case AnimationNodeType::TRANSITIONFILTER:
         return getImplementationName_TRANSITIONFILTER();
     case AnimationNodeType::ANIMATETRANSFORM:
@@ -854,6 +876,8 @@ Sequence< OUString > 
AnimationNode::getSupportedServiceNames()
         return getSupportedServiceNames_ANIMATECOLOR();
     case AnimationNodeType::ANIMATEMOTION:
         return getSupportedServiceNames_ANIMATEMOTION();
+    case AnimationNodeType::ANIMATEPHYSICS:
+        return getSupportedServiceNames_ANIMATEPHYSICS();
     case AnimationNodeType::TRANSITIONFILTER:
         return getSupportedServiceNames_TRANSITIONFILTER();
     case AnimationNodeType::ANIMATETRANSFORM:
@@ -2041,6 +2065,13 @@ 
com_sun_star_animations_AnimateMotion_get_implementation(css::uno::XComponentCon
     return cppu::acquire(new animcore::AnimationNode(ANIMATEMOTION));
 }
 
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+com_sun_star_animations_AnimatePhysics_get_implementation(css::uno::XComponentContext*,
+                                                             
css::uno::Sequence<css::uno::Any> const &)
+{
+    return cppu::acquire(new animcore::AnimationNode(ANIMATEPHYSICS));
+}
+
 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
 
com_sun_star_animations_AnimateTransform_get_implementation(css::uno::XComponentContext*,
                                                              
css::uno::Sequence<css::uno::Any> const &)
diff --git a/include/xmloff/xmltoken.hxx b/include/xmloff/xmltoken.hxx
index 49178ebdc996..ffa9206d4f44 100644
--- a/include/xmloff/xmltoken.hxx
+++ b/include/xmloff/xmltoken.hxx
@@ -2791,6 +2791,7 @@ namespace xmloff::token {
         XML_MULTIPLY,
         XML_ANIMATE,
         XML_ANIMATEMOTION,
+        XML_ANIMATEPHYSICS,
         XML_ANIMATETRANSFORM,
         XML_ANIMATECOLOR,
         XML_TRANSITIONFILTER,
diff --git a/offapi/UnoApi_offapi.mk b/offapi/UnoApi_offapi.mk
index 68a493cfa6ac..8d78a3c2f696 100644
--- a/offapi/UnoApi_offapi.mk
+++ b/offapi/UnoApi_offapi.mk
@@ -29,6 +29,7 @@ $(eval $(call gb_UnoApi_use_api,offapi,\
 $(eval $(call gb_UnoApi_add_idlfiles_nohdl,offapi,com/sun/star/animations,\
        AnimateColor \
        AnimateMotion \
+       AnimatePhysics \
        AnimateSet \
        Audio \
        Command \
diff --git a/offapi/com/sun/star/animations/AnimatePhysics.idl 
b/offapi/com/sun/star/animations/AnimatePhysics.idl
new file mode 100644
index 000000000000..87fe960e611c
--- /dev/null
+++ b/offapi/com/sun/star/animations/AnimatePhysics.idl
@@ -0,0 +1,25 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; 
fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+#ifndef __com_sun_star_animations_AnimatePhysics_idl__
+#define __com_sun_star_animations_AnimatePhysics_idl__
+
+#include <com/sun/star/animations/XAnimationNode.idl>
+
+
+module com {  module sun {  module star {  module animations {
+
+
+service AnimatePhysics : com::sun::star::animations::XAnimationNode;
+
+
+}; }; }; };
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s 
cinkeys+=0=break: */
diff --git a/officecfg/registry/data/org/openoffice/Office/UI/Effects.xcu 
b/officecfg/registry/data/org/openoffice/Office/UI/Effects.xcu
index 1f9267d958e1..84156c1d3722 100644
--- a/officecfg/registry/data/org/openoffice/Office/UI/Effects.xcu
+++ b/officecfg/registry/data/org/openoffice/Office/UI/Effects.xcu
@@ -1035,6 +1035,11 @@
           <value xml:lang="en-US">Vertical Figure 8</value>
         </prop>
       </node>
+      <node oor:name="libo-physics-basic" oor:op="replace">
+        <prop oor:name="Label" oor:type="xs:string">
+          <value xml:lang="en-US">Physics Basic</value>
+        </prop>
+      </node>
       <node oor:name="ooo-media-start" oor:op="replace">
         <prop oor:name="Label" oor:type="xs:string">
           <value xml:lang="en-US">Start media</value>
@@ -2500,7 +2505,7 @@
           <value xml:lang="en-US">Exciting</value>
         </prop>
         <prop oor:name="Effects" oor:type="oor:string-list">
-          <value 
oor:separator=";">ooo-emphasis-blast;ooo-emphasis-bold-reveal;ooo-emphasis-style-emphasis;ooo-emphasis-wave;ooo-emphasis-blink</value>
+          <value 
oor:separator=";">ooo-emphasis-blast;ooo-emphasis-bold-reveal;ooo-emphasis-style-emphasis;ooo-emphasis-wave;ooo-emphasis-blink;libo-physics-basic</value>
         </prop>
       </node>
     </node>
diff --git a/sd/xml/effects.xml b/sd/xml/effects.xml
index 393ad5d50263..d3e03da56ee2 100644
--- a/sd/xml/effects.xml
+++ b/sd/xml/effects.xml
@@ -2639,6 +2639,13 @@
             </anim:par>
         </anim:par>
     </anim:par>
+    <anim:par smil:begin="indefinite" smil:fill="hold">
+        <anim:par smil:begin="0" smil:fill="hold">
+            <anim:par smil:begin="0" smil:fill="hold" 
pres:node-type="on-click" pres:preset-class="emphasis" 
pres:preset-id="libo-physics-basic">
+                <anim:animatePhysics smil:dur="4" smil:fill="hold"/>
+            </anim:par>
+        </anim:par>
+    </anim:par>
     <anim:par smil:begin="indefinite" smil:fill="hold">
         <anim:par smil:begin="0" smil:fill="hold">
             <anim:par smil:begin="0" smil:fill="hold" 
pres:node-type="on-click" pres:preset-class="media-call" 
pres:preset-id="ooo-media-start">
diff --git a/xmloff/source/core/xmltoken.cxx b/xmloff/source/core/xmltoken.cxx
index 8d9a70f5e082..03e777185d0e 100644
--- a/xmloff/source/core/xmltoken.cxx
+++ b/xmloff/source/core/xmltoken.cxx
@@ -2792,6 +2792,7 @@ namespace xmloff::token {
         TOKEN( "multiply",                  XML_MULTIPLY ),
         TOKEN( "animate",                       XML_ANIMATE ),
         TOKEN( "animateMotion",             XML_ANIMATEMOTION ),
+        TOKEN( "animatePhysics",            XML_ANIMATEPHYSICS ),
         TOKEN( "animateTransform",          XML_ANIMATETRANSFORM ),
         TOKEN( "animateColor",              XML_ANIMATECOLOR ),
         TOKEN( "transitionFilter",          XML_TRANSITIONFILTER ),
diff --git a/xmloff/source/draw/animationexport.cxx 
b/xmloff/source/draw/animationexport.cxx
index 7aa293e75716..f217e46a709d 100644
--- a/xmloff/source/draw/animationexport.cxx
+++ b/xmloff/source/draw/animationexport.cxx
@@ -697,6 +697,7 @@ void AnimationsExporterImpl::prepareNode( const Reference< 
XAnimationNode >& xNo
         case AnimationNodeType::ANIMATE:
         case AnimationNodeType::SET:
         case AnimationNodeType::ANIMATEMOTION:
+        case AnimationNodeType::ANIMATEPHYSICS:
         case AnimationNodeType::ANIMATECOLOR:
         case AnimationNodeType::ANIMATETRANSFORM:
         case AnimationNodeType::TRANSITIONFILTER:
@@ -947,6 +948,7 @@ void AnimationsExporterImpl::exportNode( const Reference< 
XAnimationNode >& xNod
         case AnimationNodeType::ANIMATE:
         case AnimationNodeType::SET:
         case AnimationNodeType::ANIMATEMOTION:
+        case AnimationNodeType::ANIMATEPHYSICS:
         case AnimationNodeType::ANIMATECOLOR:
         case AnimationNodeType::ANIMATETRANSFORM:
         case AnimationNodeType::TRANSITIONFILTER:
@@ -1089,6 +1091,10 @@ void AnimationsExporterImpl::exportAnimate( const 
Reference< XAnimate >& xAnimat
         {
             eAttributeName = XML_ANIMATEMOTION;
         }
+        else if( nNodeType == AnimationNodeType::ANIMATEPHYSICS )
+        {
+            eAttributeName = XML_ANIMATEPHYSICS;
+        }
         else
         {
             OUString sTemp( xAnimate->getAttributeName() );
@@ -1234,6 +1240,15 @@ void AnimationsExporterImpl::exportAnimate( const 
Reference< XAnimate >& xAnimat
         }
         break;
 
+        case AnimationNodeType::ANIMATEPHYSICS:
+        {
+            eElementToken = XML_ANIMATEPHYSICS;
+
+            Reference< XAnimateMotion > xAnimateMotion( xAnimate, 
UNO_QUERY_THROW );
+            aTemp = xAnimateMotion->getOrigin();
+        }
+        break;
+
         case AnimationNodeType::ANIMATECOLOR:
         {
             eElementToken = XML_ANIMATECOLOR;
@@ -1295,7 +1310,14 @@ void AnimationsExporterImpl::exportAnimate( const 
Reference< XAnimate >& xAnimat
         break;
         }
 
-        SvXMLElementExport aElement( *mxExport, XML_NAMESPACE_ANIMATION, 
eElementToken, true, true );
+        if( eElementToken == XML_ANIMATEPHYSICS ) // not a standart should use 
the extension namespace
+        {
+            SvXMLElementExport aElement( *mxExport, XML_NAMESPACE_LO_EXT, 
eElementToken, true, true );
+        }
+        else
+        {
+            SvXMLElementExport aElement( *mxExport, XML_NAMESPACE_ANIMATION, 
eElementToken, true, true );
+        }
 
     }
     catch (const Exception&)
@@ -1437,6 +1459,7 @@ void AnimationsExporterImpl::convertValue( XMLTokenEnum 
eAttributeName, OUString
         case XML_HEIGHT:
         case XML_ANIMATETRANSFORM:
         case XML_ANIMATEMOTION:
+        case XML_ANIMATEPHYSICS:
         {
             if( auto aString = o3tl::tryAccess<OUString>(rValue) )
             {
diff --git a/xmloff/source/draw/animationimport.cxx 
b/xmloff/source/draw/animationimport.cxx
index ebccff3d1a22..52e020e8f939 100644
--- a/xmloff/source/draw/animationimport.cxx
+++ b/xmloff/source/draw/animationimport.cxx
@@ -460,6 +460,8 @@ AnimationNodeContext::AnimationNodeContext(
                 pServiceName = "com.sun.star.animations.AnimateSet"; break;
             case XML_ANIMATEMOTION:
                 pServiceName = "com.sun.star.animations.AnimateMotion"; break;
+            case XML_ANIMATEPHYSICS:
+                pServiceName = "com.sun.star.animations.AnimatePhysics"; break;
             case XML_ANIMATECOLOR:
                 pServiceName = "com.sun.star.animations.AnimateColor"; break;
             case XML_ANIMATETRANSFORM:
diff --git a/xmloff/source/token/tokens.txt b/xmloff/source/token/tokens.txt
index 34b9af91e03c..368cf7d67014 100644
--- a/xmloff/source/token/tokens.txt
+++ b/xmloff/source/token/tokens.txt
@@ -2620,6 +2620,7 @@ additive
 multiply
 animate
 animateMotion
+animatePhysics
 animateTransform
 animateColor
 transitionFilter
commit 512cf483b3c9cfd4a2b01524474290e3f40a9103
Author:     Sarper Akdemir <q.sarperakde...@gmail.com>
AuthorDate: Thu Jun 11 19:29:38 2020 +0300
Commit:     Sarper Akdemir <q.sarperakde...@gmail.com>
CommitDate: Sat Aug 8 03:40:44 2020 +0300

    make physics based animation effects part of the animation engine
    
    Wiring up and creating required classes for simulated
    animations to be part of the animation engine.
    
    Creating a new animation node AnimationPhysicsNode
    for physics based animation effects and PhysicsAnimation
    class that inherits the NumberAnimation in the animation
    factory.
    
    Change-Id: I1f125df5324673e9937b8164c0fc267c9683afa0

diff --git a/offapi/com/sun/star/animations/AnimationNodeType.idl 
b/offapi/com/sun/star/animations/AnimationNodeType.idl
index 31bed11ff728..d0cd6e268fd6 100644
--- a/offapi/com/sun/star/animations/AnimationNodeType.idl
+++ b/offapi/com/sun/star/animations/AnimationNodeType.idl
@@ -68,6 +68,9 @@ constants AnimationNodeType
     /** Defines a command effect. */
     const short COMMAND = 11;
 
+    /** Defines a physics animation */
+    const short ANIMATEPHYSICS = 12;
+
 };
 
 
diff --git a/slideshow/Library_slideshow.mk b/slideshow/Library_slideshow.mk
index 53324ea25dcc..3ff098c01639 100644
--- a/slideshow/Library_slideshow.mk
+++ b/slideshow/Library_slideshow.mk
@@ -75,6 +75,7 @@ $(eval $(call gb_Library_add_exception_objects,slideshow,\
     slideshow/source/engine/animationnodes/animationnodefactory \
     slideshow/source/engine/animationnodes/animationpathmotionnode \
     slideshow/source/engine/animationnodes/animationsetnode \
+    slideshow/source/engine/animationnodes/animationphysicsnode \
     slideshow/source/engine/animationnodes/animationtransformnode \
     slideshow/source/engine/animationnodes/animationtransitionfilternode \
     slideshow/source/engine/animationnodes/basecontainernode \
diff --git a/slideshow/source/engine/animationfactory.cxx 
b/slideshow/source/engine/animationfactory.cxx
index f81c37b77df3..d402f0a22044 100644
--- a/slideshow/source/engine/animationfactory.cxx
+++ b/slideshow/source/engine/animationfactory.cxx
@@ -35,6 +35,7 @@
 #include <basegfx/polygon/b2dpolygontools.hxx>
 #include <basegfx/polygon/b2dpolypolygontools.hxx>
 
+#include <box2dtools.hxx>
 
 using namespace ::com::sun::star;
 
@@ -203,7 +204,8 @@ namespace slideshow::internal
                                sal_Int16                    nAdditive,
                                const ShapeManagerSharedPtr& rShapeManager,
                                const ::basegfx::B2DVector&  rSlideSize,
-                               int                          nFlags ) :
+                               int                          nFlags,
+                               const box2d::utils::Box2DWorldSharedPtr& 
pBox2DWorld ) :
                     maPathPoly(),
                     mpShape(),
                     mpAttrLayer(),
@@ -212,7 +214,8 @@ namespace slideshow::internal
                     maShapeOrig(),
                     mnFlags( nFlags ),
                     mbAnimationStarted( false ),
-                    mnAdditive( nAdditive )
+                    mnAdditive( nAdditive ),
+                    mpBox2DWorld( pBox2DWorld )
                 {
                     ENSURE_OR_THROW( rShapeManager,
                                       "PathAnimation::PathAnimation(): Invalid 
ShapeManager" );
@@ -283,6 +286,10 @@ namespace slideshow::internal
 
                         if( mpShape->isContentChanged() )
                             mpShapeManager->notifyShapeUpdate( mpShape );
+
+                        // since animation ended zero out the linear velocity
+                        if( mpBox2DWorld->isInitialized() )
+                            mpBox2DWorld->queueLinearVelocityUpdate( 
mpShape->getXShape(), {0,0});
                     }
                 }
 
@@ -313,7 +320,11 @@ namespace slideshow::internal
                     mpAttrLayer->setPosition( rOutPos );
 
                     if( mpShape->isContentChanged() )
+                    {
                         mpShapeManager->notifyShapeUpdate( mpShape );
+                        if ( mpBox2DWorld->isInitialized() )
+                            mpBox2DWorld->queuePositionUpdate( 
mpShape->getXShape(), rOutPos );
+                    }
 
                     return true;
                 }
@@ -339,8 +350,152 @@ namespace slideshow::internal
                 const int                          mnFlags;
                 bool                               mbAnimationStarted;
                 sal_Int16                          mnAdditive;
+                box2d::utils::Box2DWorldSharedPtr  mpBox2DWorld;
             };
 
+            class PhysicsAnimation : public NumberAnimation
+            {
+            public:
+                PhysicsAnimation( const ::box2d::utils::Box2DWorldSharedPtr& 
pBox2DWorld,
+                                    const double                 fDuration,
+                                    const ShapeManagerSharedPtr& rShapeManager,
+                                    const ::basegfx::B2DVector&  rSlideSize,
+                                    int                          nFlags ) :
+                    mpShape(),
+                    mpAttrLayer(),
+                    mpShapeManager( rShapeManager ),
+                    maPageSize( rSlideSize ),
+                    mnFlags( nFlags ),
+                    mbAnimationStarted( false ),
+                    mpBox2DBody(),
+                    mpBox2DWorld( pBox2DWorld ),
+                    mfDuration(fDuration),
+                    mfPreviousElapsedTime(0.00f),
+                    mbIsBox2dWorldStepper(false)
+                {
+                    ENSURE_OR_THROW( rShapeManager,
+                                     "PhysicsAnimation::PhysicsAnimation(): 
Invalid ShapeManager" );
+                }
+
+                virtual ~PhysicsAnimation() override
+                {
+                    end_();
+                }
+
+                // Animation interface
+
+                virtual void prefetch() override
+                {}
+
+                virtual void start( const AnimatableShapeSharedPtr&     rShape,
+                                    const ShapeAttributeLayerSharedPtr& 
rAttrLayer ) override
+                {
+                    OSL_ENSURE( !mpShape,
+                                "PhysicsAnimation::start(): Shape already set" 
);
+                    OSL_ENSURE( !mpAttrLayer,
+                                "PhysicsAnimation::start(): Attribute layer 
already set" );
+
+                    mpShape = rShape;
+                    mpAttrLayer = rAttrLayer;
+
+                    if( !(mpBox2DWorld->isInitialized()) )
+                        mpBox2DWorld->initiateWorld(maPageSize);
+
+                    if( !(mpBox2DWorld->shapesInitialized()) )
+                        mpBox2DWorld->initateAllShapesAsStaticBodies( 
mpShapeManager );
+
+                    ENSURE_OR_THROW( rShape,
+                                     "PhysicsAnimation::start(): Invalid 
shape" );
+                    ENSURE_OR_THROW( rAttrLayer,
+                                     "PhysicsAnimation::start(): Invalid 
attribute layer" );
+
+                    mpBox2DBody = mpBox2DWorld->makeShapeDynamic( rShape );
+
+                    if( !mbAnimationStarted )
+                    {
+                        mbAnimationStarted = true;
+
+                        if( !(mnFlags & AnimationFactory::FLAG_NO_SPRITE) )
+                            mpShapeManager->enterAnimationMode( mpShape );
+                    }
+                }
+
+                virtual void end() override { end_(); }
+                void end_()
+                {
+                    if( mbIsBox2dWorldStepper )
+                    {
+                        mbIsBox2dWorldStepper = false;
+                        mpBox2DWorld->setHasWorldStepper(false);
+                    }
+
+                    if( mbAnimationStarted )
+                    {
+                        mbAnimationStarted = false;
+
+                        // Animation have ended for this body, make it static
+                        mpBox2DWorld->makeBodyStatic( mpBox2DBody );
+
+                        if( !(mnFlags & AnimationFactory::FLAG_NO_SPRITE) )
+                            mpShapeManager->leaveAnimationMode( mpShape );
+
+                        if( mpShape->isContentChanged() )
+                            mpShapeManager->notifyShapeUpdate( mpShape );
+                    }
+                }
+
+                // NumberAnimation interface
+
+
+                virtual bool operator()( double nValue ) override
+                {
+                    ENSURE_OR_RETURN_FALSE( mpAttrLayer && mpShape,
+                                       "PhysicsAnimation::operator(): Invalid 
ShapeAttributeLayer" );
+
+                    // if there are multiple physics animations going in 
parallel
+                    // Only one of them should step the box2d world
+                    if( !mpBox2DWorld->hasWorldStepper() )
+                    {
+                        mbIsBox2dWorldStepper = true;
+                        mpBox2DWorld->setHasWorldStepper(true);
+                    }
+
+                    if( mbIsBox2dWorldStepper )
+                    {
+                        double fPassedTime = (mfDuration * nValue) - 
mfPreviousElapsedTime;
+                        mfPreviousElapsedTime += mpBox2DWorld->stepAmount( 
fPassedTime );
+                    }
+
+                    mpAttrLayer->setPosition( mpBox2DBody->getPosition() );
+                    mpAttrLayer->setRotationAngle( mpBox2DBody->getAngle() );
+
+                    if( mpShape->isContentChanged() )
+                        mpShapeManager->notifyShapeUpdate( mpShape );
+
+                    return true;
+                }
+
+                virtual double getUnderlyingValue() const override
+                {
+                    ENSURE_OR_THROW( mpAttrLayer,
+                                      "PhysicsAnimation::getUnderlyingValue(): 
Invalid ShapeAttributeLayer" );
+
+                    return 0.0;
+                }
+
+            private:
+                AnimatableShapeSharedPtr           mpShape;
+                ShapeAttributeLayerSharedPtr       mpAttrLayer;
+                ShapeManagerSharedPtr              mpShapeManager;
+                const ::basegfx::B2DSize           maPageSize;
+                const int                          mnFlags;
+                bool                               mbAnimationStarted;
+                box2d::utils::Box2DBodySharedPtr   mpBox2DBody;
+                box2d::utils::Box2DWorldSharedPtr  mpBox2DWorld;
+                double                             mfDuration;
+                double                             mfPreviousElapsedTime;
+                bool                               mbIsBox2dWorldStepper;
+            };
 
             /** GenericAnimation template
 
@@ -405,7 +560,9 @@ namespace slideshow::internal
                                   ValueT         
(ShapeAttributeLayer::*pGetValue)() const,
                                   void           
(ShapeAttributeLayer::*pSetValue)( const ValueT& ),
                                   const ModifierFunctor&                
rGetterModifier,
-                                  const ModifierFunctor&                
rSetterModifier ) :
+                                  const ModifierFunctor&                
rSetterModifier,
+                                  const OUString&                       
rAttrName,
+                                  const box2d::utils::Box2DWorldSharedPtr& 
pBox2DWorld ) :
                     mpShape(),
                     mpAttrLayer(),
                     mpShapeManager( rShapeManager ),
@@ -416,7 +573,9 @@ namespace slideshow::internal
                     maSetterModifier( rSetterModifier ),
                     mnFlags( nFlags ),
                     maDefaultValue(rDefaultValue),
-                    mbAnimationStarted( false )
+                    mbAnimationStarted( false ),
+                    maAttrName( rAttrName ),
+                    mpBox2DWorld ( pBox2DWorld )
                 {
                     ENSURE_OR_THROW( rShapeManager,
                                       "GenericAnimation::GenericAnimation(): 
Invalid ShapeManager" );
@@ -473,6 +632,22 @@ namespace slideshow::internal
 
                     mbAnimationStarted = false;
 
+                    if( mpBox2DWorld && mpBox2DWorld->isInitialized() )
+                    {
+                        switch( mapAttributeName( maAttrName ) )
+                        {
+                        case AttributeType::Rotate:
+                            mpBox2DWorld->queueAngularVelocityUpdate( 
mpShape->getXShape(), 0.0f );
+                            break;
+                        case AttributeType::PosX:
+                        case AttributeType::PosY:
+                            mpBox2DWorld->queueLinearVelocityUpdate( 
mpShape->getXShape(), {0,0} );
+                            break;
+                        default:
+                            break;
+                        }
+                    }
+
                     if( !(mnFlags & AnimationFactory::FLAG_NO_SPRITE) )
                         mpShapeManager->leaveAnimationMode( mpShape );
 
@@ -529,6 +704,25 @@ namespace slideshow::internal
 
                     ((*mpAttrLayer).*mpSetValueFunc)( maSetterModifier( x ) );
 
+                    if( mpBox2DWorld && mpBox2DWorld->isInitialized() )
+                    {
+                        switch( mapAttributeName( maAttrName ) ){
+                        case AttributeType::Visibility:
+                            mpBox2DWorld->queueShapeVisibilityUpdate( 
mpShape->getXShape(), (*mpAttrLayer).getVisibility() );
+                            break;
+                        case AttributeType::Rotate:
+                            mpBox2DWorld->queueRotationUpdate( 
mpShape->getXShape(), (*mpAttrLayer).getRotationAngle() );
+                            break;
+                        case AttributeType::PosX:
+                        case AttributeType::PosY:
+                            mpBox2DWorld->queuePositionUpdate( 
mpShape->getXShape(),
+                            { (*mpAttrLayer).getPosX(), 
(*mpAttrLayer).getPosY() } );
+                            break;
+                        default:
+                            break;
+                        }
+                    }
+
                     if( mpShape->isContentChanged() )
                         mpShapeManager->notifyShapeUpdate( mpShape );
 
@@ -564,6 +758,9 @@ namespace slideshow::internal
 
                 const ValueT                       maDefaultValue;
                 bool                               mbAnimationStarted;
+
+                const OUString                     maAttrName;
+                const box2d::utils::Box2DWorldSharedPtr mpBox2DWorld;
             };
 
             //Current c++0x draft (apparently) has std::identity, but not 
operator()
@@ -585,7 +782,9 @@ namespace slideshow::internal
                                       bool                              
(ShapeAttributeLayer::*pIsValid)() const,
                                       const typename AnimationBase::ValueType& 
                rDefaultValue,
                                       typename AnimationBase::ValueType 
(ShapeAttributeLayer::*pGetValue)() const,
-                                      void                              
(ShapeAttributeLayer::*pSetValue)( const typename AnimationBase::ValueType& ) )
+                                      void                              
(ShapeAttributeLayer::*pSetValue)( const typename AnimationBase::ValueType& ),
+                                      const OUString&                          
                rAttrName,
+                                      const box2d::utils::Box2DWorldSharedPtr& 
                pBox2DWorld )
             {
                 return std::make_shared<GenericAnimation< AnimationBase,
                                           SGI_identity< typename 
AnimationBase::ValueType > >>(
@@ -597,7 +796,9 @@ namespace slideshow::internal
                                               pSetValue,
                                               // no modification necessary, 
use identity functor here
                                               SGI_identity< typename 
AnimationBase::ValueType >(),
-                                              SGI_identity< typename 
AnimationBase::ValueType >() );
+                                              SGI_identity< typename 
AnimationBase::ValueType >(),
+                                              rAttrName,
+                                              pBox2DWorld );
             }
 
             class Scaler
@@ -625,7 +826,9 @@ namespace slideshow::internal
                                                            double              
                                     nDefaultValue,
                                                            double              
              (ShapeAttributeLayer::*pGetValue)() const,
                                                            void                
              (ShapeAttributeLayer::*pSetValue)( const double& ),
-                                                           double              
                                     nScaleValue )
+                                                           double              
                                     nScaleValue,
+                                                           const OUString&     
                                     rAttrName,
+                                                           const 
box2d::utils::Box2DWorldSharedPtr&                 pBox2DWorld )
             {
                 return std::make_shared<GenericAnimation< NumberAnimation, 
Scaler >>( rShapeManager,
                                                                      nFlags,
@@ -634,7 +837,9 @@ namespace slideshow::internal
                                                                      pGetValue,
                                                                      pSetValue,
                                                                      Scaler( 
1.0/nScaleValue ),
-                                                                     Scaler( 
nScaleValue ) );
+                                                                     Scaler( 
nScaleValue ),
+                                                                     rAttrName,
+                                                                     
pBox2DWorld );
             }
 
 
@@ -760,6 +965,7 @@ namespace slideshow::internal
                                                                                
   const AnimatableShapeSharedPtr&       rShape,
                                                                                
   const ShapeManagerSharedPtr&          rShapeManager,
                                                                                
   const ::basegfx::B2DVector&           rSlideSize,
+                                                                               
   const box2d::utils::Box2DWorldSharedPtr& pBox2DWorld,
                                                                                
   int                                   nFlags )
         {
             // ATTENTION: When changing this map, also the 
classifyAttributeName() method must
@@ -794,7 +1000,9 @@ namespace slideshow::internal
                                                                   1.0, // 
CharHeight is a relative attribute, thus
                                                                          // 
default is 1.0
                                                                   
&ShapeAttributeLayer::getCharScale,
-                                                                  
&ShapeAttributeLayer::setCharScale );
+                                                                  
&ShapeAttributeLayer::setCharScale,
+                                                                  rAttrName,
+                                                                  pBox2DWorld 
);
 
                 case AttributeType::CharWeight:
                     return makeGenericAnimation<NumberAnimation>( 
rShapeManager,
@@ -802,7 +1010,9 @@ namespace slideshow::internal
                                                                   
&ShapeAttributeLayer::isCharWeightValid,
                                                                   
getDefault<double>( rShape, rAttrName ),
                                                                   
&ShapeAttributeLayer::getCharWeight,
-                                                                  
&ShapeAttributeLayer::setCharWeight );
+                                                                  
&ShapeAttributeLayer::setCharWeight,
+                                                                  rAttrName,
+                                                                  pBox2DWorld 
);
 
                 case AttributeType::Height:
                     return makeGenericAnimation( rShapeManager,
@@ -816,7 +1026,9 @@ namespace slideshow::internal
                                                  
&ShapeAttributeLayer::getHeight,
                                                  
&ShapeAttributeLayer::setHeight,
                                                  // convert expression parser 
value from relative page size
-                                                 rSlideSize.getY() );
+                                                 rSlideSize.getY(),
+                                                 rAttrName,
+                                                 pBox2DWorld );
 
                 case AttributeType::Opacity:
                     return makeGenericAnimation<NumberAnimation>( 
rShapeManager,
@@ -825,7 +1037,9 @@ namespace slideshow::internal
                                                                   // TODO(F1): 
Provide shape default here (FillTransparency?)
                                                                   1.0,
                                                                   
&ShapeAttributeLayer::getAlpha,
-                                                                  
&ShapeAttributeLayer::setAlpha );
+                                                                  
&ShapeAttributeLayer::setAlpha,
+                                                                  rAttrName,
+                                                                  pBox2DWorld 
);
 
                 case AttributeType::Rotate:
                     return makeGenericAnimation<NumberAnimation>( 
rShapeManager,
@@ -835,7 +1049,9 @@ namespace slideshow::internal
                                                                   // rotation 
angle is always 0.0, even for rotated shapes
                                                                   0.0,
                                                                   
&ShapeAttributeLayer::getRotationAngle,
-                                                                  
&ShapeAttributeLayer::setRotationAngle );
+                                                                  
&ShapeAttributeLayer::setRotationAngle,
+                                                                  rAttrName,
+                                                                  pBox2DWorld 
);
 
                 case AttributeType::SkewX:
                     return makeGenericAnimation<NumberAnimation>( 
rShapeManager,
@@ -844,7 +1060,9 @@ namespace slideshow::internal
                                                                   // TODO(F1): 
Is there any shape property for skew?
                                                                   0.0,
                                                                   
&ShapeAttributeLayer::getShearXAngle,
-                                                                  
&ShapeAttributeLayer::setShearXAngle );
+                                                                  
&ShapeAttributeLayer::setShearXAngle,
+                                                                  rAttrName,
+                                                                  pBox2DWorld 
);
 
                 case AttributeType::SkewY:
                     return makeGenericAnimation<NumberAnimation>( 
rShapeManager,
@@ -853,7 +1071,9 @@ namespace slideshow::internal
                                                                   // TODO(F1): 
Is there any shape property for skew?
                                                                   0.0,
                                                                   
&ShapeAttributeLayer::getShearYAngle,
-                                                                  
&ShapeAttributeLayer::setShearYAngle );
+                                                                  
&ShapeAttributeLayer::setShearYAngle,
+                                                                  rAttrName,
+                                                                  pBox2DWorld 
);
 
                 case AttributeType::Width:
                     return makeGenericAnimation( rShapeManager,
@@ -867,7 +1087,9 @@ namespace slideshow::internal
                                                  
&ShapeAttributeLayer::getWidth,
                                                  
&ShapeAttributeLayer::setWidth,
                                                  // convert expression parser 
value from relative page size
-                                                 rSlideSize.getX() );
+                                                 rSlideSize.getX(),
+                                                 rAttrName,
+                                                 pBox2DWorld );
 
                 case AttributeType::PosX:
                     return makeGenericAnimation( rShapeManager,
@@ -881,7 +1103,9 @@ namespace slideshow::internal
                                                  &ShapeAttributeLayer::getPosX,
                                                  &ShapeAttributeLayer::setPosX,
                                                  // convert expression parser 
value from relative page size
-                                                 rSlideSize.getX() );
+                                                 rSlideSize.getX(),
+                                                 rAttrName,
+                                                 pBox2DWorld );
 
                 case AttributeType::PosY:
                     return makeGenericAnimation( rShapeManager,
@@ -895,7 +1119,9 @@ namespace slideshow::internal
                                                  &ShapeAttributeLayer::getPosY,
                                                  &ShapeAttributeLayer::setPosY,
                                                  // convert expression parser 
value from relative page size
-                                                 rSlideSize.getY() );
+                                                 rSlideSize.getY(),
+                                                 rAttrName,
+                                                 pBox2DWorld );
             }
 
             return NumberAnimationSharedPtr();
@@ -905,6 +1131,7 @@ namespace slideshow::internal
                                                                               
const AnimatableShapeSharedPtr&       rShape,
                                                                               
const ShapeManagerSharedPtr&          rShapeManager,
                                                                               
const ::basegfx::B2DVector&           /*rSlideSize*/,
+                                                                              
const box2d::utils::Box2DWorldSharedPtr& pBox2DWorld,
                                                                               
int                                   nFlags )
         {
             // ATTENTION: When changing this map, also the 
classifyAttributeName() method must
@@ -946,7 +1173,9 @@ namespace slideshow::internal
                                                                 
sal::static_int_cast<sal_Int16>(
                                                                     
getDefault<drawing::FillStyle>( rShape, rAttrName )),
                                                                 
&ShapeAttributeLayer::getFillStyle,
-                                                                
&ShapeAttributeLayer::setFillStyle );
+                                                                
&ShapeAttributeLayer::setFillStyle,
+                                                                rAttrName,
+                                                                pBox2DWorld );
 
                 case AttributeType::LineStyle:
                     return makeGenericAnimation<EnumAnimation>( rShapeManager,
@@ -955,7 +1184,9 @@ namespace slideshow::internal
                                                                 
sal::static_int_cast<sal_Int16>(
                                                                     
getDefault<drawing::LineStyle>( rShape, rAttrName )),
                                                                 
&ShapeAttributeLayer::getLineStyle,
-                                                                
&ShapeAttributeLayer::setLineStyle );
+                                                                
&ShapeAttributeLayer::setLineStyle,
+                                                                rAttrName,
+                                                                pBox2DWorld );
 
                 case AttributeType::CharPosture:
                     return makeGenericAnimation<EnumAnimation>( rShapeManager,
@@ -964,7 +1195,9 @@ namespace slideshow::internal
                                                                 
sal::static_int_cast<sal_Int16>(
                                                                     
getDefault<awt::FontSlant>( rShape, rAttrName )),
                                                                 
&ShapeAttributeLayer::getCharPosture,
-                                                                
&ShapeAttributeLayer::setCharPosture );
+                                                                
&ShapeAttributeLayer::setCharPosture,
+                                                                rAttrName,
+                                                                pBox2DWorld );
 
                 case AttributeType::CharUnderline:
                     return makeGenericAnimation<EnumAnimation>( rShapeManager,
@@ -972,7 +1205,9 @@ namespace slideshow::internal
                                                                 
&ShapeAttributeLayer::isUnderlineModeValid,
                                                                 
getDefault<sal_Int16>( rShape, rAttrName ),
                                                                 
&ShapeAttributeLayer::getUnderlineMode,
-                                                                
&ShapeAttributeLayer::setUnderlineMode );
+                                                                
&ShapeAttributeLayer::setUnderlineMode,
+                                                                rAttrName,
+                                                                pBox2DWorld );
             }
 
             return EnumAnimationSharedPtr();
@@ -982,6 +1217,7 @@ namespace slideshow::internal
                                                                                
 const AnimatableShapeSharedPtr&     rShape,
                                                                                
 const ShapeManagerSharedPtr&        rShapeManager,
                                                                                
 const ::basegfx::B2DVector&         /*rSlideSize*/,
+                                                                               
 const box2d::utils::Box2DWorldSharedPtr& pBox2DWorld,
                                                                                
 int                                 nFlags )
         {
             // ATTENTION: When changing this map, also the 
classifyAttributeName() method must
@@ -1020,7 +1256,9 @@ namespace slideshow::internal
                                                                  
&ShapeAttributeLayer::isCharColorValid,
                                                                  
getDefault<RGBColor>( rShape, rAttrName ),
                                                                  
&ShapeAttributeLayer::getCharColor,
-                                                                 
&ShapeAttributeLayer::setCharColor );
+                                                                 
&ShapeAttributeLayer::setCharColor,
+                                                                 rAttrName,
+                                                                 pBox2DWorld );
 
                 case AttributeType::Color:
                     // TODO(F2): This is just mapped to fill color to make it 
work
@@ -1029,7 +1267,9 @@ namespace slideshow::internal
                                                                  
&ShapeAttributeLayer::isFillColorValid,
                                                                  
getDefault<RGBColor>( rShape, rAttrName ),
                                                                  
&ShapeAttributeLayer::getFillColor,
-                                                                 
&ShapeAttributeLayer::setFillColor );
+                                                                 
&ShapeAttributeLayer::setFillColor,
+                                                                 rAttrName,
+                                                                 pBox2DWorld );
 
                 case AttributeType::DimColor:
                     return makeGenericAnimation<ColorAnimation>( rShapeManager,
@@ -1037,7 +1277,9 @@ namespace slideshow::internal
                                                                  
&ShapeAttributeLayer::isDimColorValid,
                                                                  
getDefault<RGBColor>( rShape, rAttrName ),
                                                                  
&ShapeAttributeLayer::getDimColor,
-                                                                 
&ShapeAttributeLayer::setDimColor );
+                                                                 
&ShapeAttributeLayer::setDimColor,
+                                                                 rAttrName,
+                                                                 pBox2DWorld );
 
                 case AttributeType::FillColor:
                     return makeGenericAnimation<ColorAnimation>( rShapeManager,
@@ -1045,7 +1287,9 @@ namespace slideshow::internal
                                                                  
&ShapeAttributeLayer::isFillColorValid,
                                                                  
getDefault<RGBColor>( rShape, rAttrName ),
                                                                  
&ShapeAttributeLayer::getFillColor,
-                                                                 
&ShapeAttributeLayer::setFillColor );
+                                                                 
&ShapeAttributeLayer::setFillColor,
+                                                                 rAttrName,
+                                                                 pBox2DWorld );
 
                 case AttributeType::LineColor:
                     return makeGenericAnimation<ColorAnimation>( rShapeManager,
@@ -1053,7 +1297,9 @@ namespace slideshow::internal
                                                                  
&ShapeAttributeLayer::isLineColorValid,
                                                                  
getDefault<RGBColor>( rShape, rAttrName ),
                                                                  
&ShapeAttributeLayer::getLineColor,
-                                                                 
&ShapeAttributeLayer::setLineColor );
+                                                                 
&ShapeAttributeLayer::setLineColor,
+                                                                 rAttrName,
+                                                                 pBox2DWorld );
             }
 
             return ColorAnimationSharedPtr();
@@ -1114,6 +1360,7 @@ namespace slideshow::internal
                                                                                
   const AnimatableShapeSharedPtr&       rShape,
                                                                                
   const ShapeManagerSharedPtr&          rShapeManager,
                                                                                
   const ::basegfx::B2DVector&           /*rSlideSize*/,
+                                                                               
   const box2d::utils::Box2DWorldSharedPtr& pBox2DWorld,
                                                                                
   int                                   nFlags )
         {
             // ATTENTION: When changing this map, also the 
classifyAttributeName() method must
@@ -1156,7 +1403,9 @@ namespace slideshow::internal
                                                                   
&ShapeAttributeLayer::isFontFamilyValid,
                                                                   getDefault< 
OUString >( rShape, rAttrName ),
                                                                   
&ShapeAttributeLayer::getFontFamily,
-                                                                  
&ShapeAttributeLayer::setFontFamily );
+                                                                  
&ShapeAttributeLayer::setFontFamily,
+                                                                  rAttrName,
+                                                                  pBox2DWorld 
);
             }
 
             return StringAnimationSharedPtr();
@@ -1166,6 +1415,7 @@ namespace slideshow::internal
                                                                               
const AnimatableShapeSharedPtr&       /*rShape*/,
                                                                               
const ShapeManagerSharedPtr&          rShapeManager,
                                                                               
const ::basegfx::B2DVector&           /*rSlideSize*/,
+                                                                              
const box2d::utils::Box2DWorldSharedPtr& pBox2DWorld,
                                                                               
int                                   nFlags )
         {
             // ATTENTION: When changing this map, also the 
classifyAttributeName() method must
@@ -1209,7 +1459,9 @@ namespace slideshow::internal
                                                                 // TODO(F1): 
Is there a corresponding shape property?
                                                                 true,
                                                                 
&ShapeAttributeLayer::getVisibility,
-                                                                
&ShapeAttributeLayer::setVisibility );
+                                                                
&ShapeAttributeLayer::setVisibility,
+                                                                rAttrName,
+                                                                pBox2DWorld );
             }
 
             return BoolAnimationSharedPtr();
@@ -1220,9 +1472,23 @@ namespace slideshow::internal
                                                                               
const AnimatableShapeSharedPtr&   /*rShape*/,
                                                                               
const ShapeManagerSharedPtr&      rShapeManager,
                                                                               
const ::basegfx::B2DVector&       rSlideSize,
+                                                                              
const box2d::utils::Box2DWorldSharedPtr& pBox2DWorld,
                                                                               
int                               nFlags )
         {
             return std::make_shared<PathAnimation>( rSVGDPath, nAdditive,
+                                   rShapeManager,
+                                   rSlideSize,
+                                   nFlags,
+                                   pBox2DWorld);
+        }
+
+        NumberAnimationSharedPtr AnimationFactory::createPhysicsAnimation(  
const box2d::utils::Box2DWorldSharedPtr& pBox2DWorld,
+                                                                              
const double                      fDuration,
+                                                                              
const ShapeManagerSharedPtr&      rShapeManager,
+                                                                              
const ::basegfx::B2DVector&       rSlideSize,
+                                                                              
int                               nFlags )
+        {
+            return std::make_shared<PhysicsAnimation>( pBox2DWorld, fDuration,
                                    rShapeManager,
                                    rSlideSize,
                                    nFlags );
diff --git a/slideshow/source/engine/animationnodes/animationcolornode.cxx 
b/slideshow/source/engine/animationnodes/animationcolornode.cxx
index 39ca961c478f..14a32aae4af9 100644
--- a/slideshow/source/engine/animationnodes/animationcolornode.cxx
+++ b/slideshow/source/engine/animationnodes/animationcolornode.cxx
@@ -91,7 +91,8 @@ AnimationActivitySharedPtr 
AnimationColorNode::createActivity() const
                 mxColorNode->getAttributeName(),
                 getShape(),
                 getContext().mpSubsettableShapeManager,
-                getSlideSize() ),
+                getSlideSize(),
+                getContext().mpBox2DWorld ),
             getXAnimateNode() );
 
     case animations::AnimationColorSpace::HSL:
@@ -105,7 +106,8 @@ AnimationActivitySharedPtr 
AnimationColorNode::createActivity() const
                         mxColorNode->getAttributeName(),
                         getShape(),
                         getContext().mpSubsettableShapeManager,
-                        getSlideSize() )),
+                        getSlideSize(),
+                        getContext().mpBox2DWorld )),
             mxColorNode );
 
     default:
diff --git a/slideshow/source/engine/animationnodes/animationnodefactory.cxx 
b/slideshow/source/engine/animationnodes/animationnodefactory.cxx
index f9fa01b2f1fd..4df097cb08c0 100644
--- a/slideshow/source/engine/animationnodes/animationnodefactory.cxx
+++ b/slideshow/source/engine/animationnodes/animationnodefactory.cxx
@@ -33,6 +33,7 @@
 #include "propertyanimationnode.hxx"
 #include "animationsetnode.hxx"
 #include "animationpathmotionnode.hxx"
+#include "animationphysicsnode.hxx"
 #include "animationcolornode.hxx"
 #include "animationtransformnode.hxx"
 #include "animationtransitionfilternode.hxx"
@@ -493,6 +494,11 @@ BaseNodeSharedPtr implCreateAnimationNode(
                                 xNode, rParent, rContext );
         break;
 
+    case animations::AnimationNodeType::ANIMATEPHYSICS:
+        pCreatedNode = std::make_shared<AnimationPhysicsNode>(
+                                xNode, rParent, rContext );
+        break;
+
     case animations::AnimationNodeType::TRANSITIONFILTER:
         pCreatedNode = std::make_shared<AnimationTransitionFilterNode>(
                                 xNode, rParent, rContext );
diff --git a/slideshow/source/engine/animationnodes/animationpathmotionnode.cxx 
b/slideshow/source/engine/animationnodes/animationpathmotionnode.cxx
index 2490b6e2cbc8..cbef1f3eabba 100644
--- a/slideshow/source/engine/animationnodes/animationpathmotionnode.cxx
+++ b/slideshow/source/engine/animationnodes/animationpathmotionnode.cxx
@@ -43,7 +43,8 @@ AnimationActivitySharedPtr 
AnimationPathMotionNode::createActivity() const
             mxPathMotionNode->getAdditive(),
             getShape(),
             getContext().mpSubsettableShapeManager,
-            getSlideSize(), 0 ),
+            getSlideSize(),
+            getContext().mpBox2DWorld, 0 ),
         true );
 }
 
diff --git a/slideshow/source/engine/animationnodes/animationphysicsnode.cxx 
b/slideshow/source/engine/animationnodes/animationphysicsnode.cxx
new file mode 100644
index 000000000000..28e247c30d6c
--- /dev/null
+++ b/slideshow/source/engine/animationnodes/animationphysicsnode.cxx
@@ -0,0 +1,48 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "animationphysicsnode.hxx"
+#include <animationfactory.hxx>
+
+namespace slideshow::internal
+{
+void AnimationPhysicsNode::dispose()
+{
+    mxPhysicsMotionNode.clear();
+    AnimationBaseNode::dispose();
+}
+
+AnimationActivitySharedPtr AnimationPhysicsNode::createActivity() const
+{
+    double fDuration;
+    ENSURE_OR_THROW((mxPhysicsMotionNode->getDuration() >>= fDuration),
+                    "Couldn't get the animation duration.");
+
+    ActivitiesFactory::CommonParameters const aParms(fillCommonParameters());
+    return ActivitiesFactory::createSimpleActivity(
+        aParms,
+        AnimationFactory::createPhysicsAnimation(getContext().mpBox2DWorld, 
fDuration,
+                                                 
getContext().mpSubsettableShapeManager,
+                                                 getSlideSize(), 0),
+        true);
+}
+
+} // namespace slideshow::internal
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/slideshow/source/engine/animationnodes/animationphysicsnode.hxx 
b/slideshow/source/engine/animationnodes/animationphysicsnode.hxx
new file mode 100644
index 000000000000..15ac8911e916
--- /dev/null
+++ b/slideshow/source/engine/animationnodes/animationphysicsnode.hxx
@@ -0,0 +1,54 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+#pragma once
+
+#include "animationbasenode.hxx"
+#include <com/sun/star/animations/XAnimateMotion.hpp>
+
+namespace slideshow
+{
+namespace internal
+{
+class AnimationPhysicsNode : public AnimationBaseNode
+{
+public:
+    AnimationPhysicsNode(const 
css::uno::Reference<css::animations::XAnimationNode>& xNode,
+                         const BaseContainerNodeSharedPtr& rParent, const 
NodeContext& rContext)
+        : AnimationBaseNode(xNode, rParent, rContext)
+        , mxPhysicsMotionNode(xNode, css::uno::UNO_QUERY_THROW)
+    {
+    }
+
+#if defined(DBG_UTIL)
+    virtual const char* getDescription() const override { return 
"AnimationPhysicsNode"; }
+#endif
+
+protected:
+    virtual void dispose() override;
+
+private:
+    virtual AnimationActivitySharedPtr createActivity() const override;
+
+    css::uno::Reference<css::animations::XAnimateMotion> mxPhysicsMotionNode;
+};
+
+} // namespace internal
+} // namespace slideshow
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/slideshow/source/engine/animationnodes/animationsetnode.cxx 
b/slideshow/source/engine/animationnodes/animationsetnode.cxx
index 350e80fbcfe7..89747901e73c 100644
--- a/slideshow/source/engine/animationnodes/animationsetnode.cxx
+++ b/slideshow/source/engine/animationnodes/animationsetnode.cxx
@@ -86,6 +86,7 @@ AnimationActivitySharedPtr AnimationSetNode::createActivity() 
const
                 pShape,
                 getContext().mpSubsettableShapeManager,
                 getSlideSize(),
+                getContext().mpBox2DWorld,
                 AnimationFactory::FLAG_NO_SPRITE ),
             aValue );
     }
@@ -109,6 +110,7 @@ AnimationActivitySharedPtr 
AnimationSetNode::createActivity() const
                 pShape,
                 getContext().mpSubsettableShapeManager,
                 getSlideSize(),
+                getContext().mpBox2DWorld,
                 AnimationFactory::FLAG_NO_SPRITE ),
             aValue );
     }
@@ -132,6 +134,7 @@ AnimationActivitySharedPtr 
AnimationSetNode::createActivity() const
                 pShape,
                 getContext().mpSubsettableShapeManager,
                 getSlideSize(),
+                getContext().mpBox2DWorld,
                 AnimationFactory::FLAG_NO_SPRITE ),
             aValue );
     }
@@ -155,6 +158,7 @@ AnimationActivitySharedPtr 
AnimationSetNode::createActivity() const
                 pShape,
                 getContext().mpSubsettableShapeManager,
                 getSlideSize(),
+                getContext().mpBox2DWorld,
                 AnimationFactory::FLAG_NO_SPRITE ),
             aValue );
     }
@@ -178,6 +182,7 @@ AnimationActivitySharedPtr 
AnimationSetNode::createActivity() const
                 pShape,
                 getContext().mpSubsettableShapeManager,
                 getSlideSize(),
+                getContext().mpBox2DWorld,
                 AnimationFactory::FLAG_NO_SPRITE ),
             aValue );
     }
diff --git a/slideshow/source/engine/animationnodes/animationtransformnode.cxx 
b/slideshow/source/engine/animationnodes/animationtransformnode.cxx
index b8019d77e6a1..624bad401e8b 100644
--- a/slideshow/source/engine/animationnodes/animationtransformnode.cxx
+++ b/slideshow/source/engine/animationnodes/animationtransformnode.cxx
@@ -67,7 +67,8 @@ AnimationActivitySharedPtr 
AnimationTransformNode::createActivity() const
                 "Rotate",
                 rShape,
                 getContext().mpSubsettableShapeManager,
-                getSlideSize() ),
+                getSlideSize(),
+                getContext().mpBox2DWorld ),
             getXAnimateNode() );
 
     case animations::AnimationTransformType::SKEWX:
@@ -77,7 +78,8 @@ AnimationActivitySharedPtr 
AnimationTransformNode::createActivity() const
                 "SkewX",
                 rShape,
                 getContext().mpSubsettableShapeManager,
-                getSlideSize() ),
+                getSlideSize(),
+                getContext().mpBox2DWorld ),
             getXAnimateNode() );
 
     case animations::AnimationTransformType::SKEWY:
@@ -87,7 +89,8 @@ AnimationActivitySharedPtr 
AnimationTransformNode::createActivity() const
                 "SkewY",
                 rShape,
                 getContext().mpSubsettableShapeManager,
-                getSlideSize() ),
+                getSlideSize(),
+                getContext().mpBox2DWorld ),
             getXAnimateNode() );
     }
 }
diff --git a/slideshow/source/engine/animationnodes/propertyanimationnode.cxx 
b/slideshow/source/engine/animationnodes/propertyanimationnode.cxx
index 2643c44036d8..3e7d68b4beb7 100644
--- a/slideshow/source/engine/animationnodes/propertyanimationnode.cxx
+++ b/slideshow/source/engine/animationnodes/propertyanimationnode.cxx
@@ -48,7 +48,8 @@ AnimationActivitySharedPtr 
PropertyAnimationNode::createActivity() const
                 attrName,
                 pShape,
                 getContext().mpSubsettableShapeManager,
-                getSlideSize() ),
+                getSlideSize(),
+                getContext().mpBox2DWorld ),
             xAnimateNode );
 
     case AnimationFactory::CLASS_ENUM_PROPERTY:
@@ -58,7 +59,8 @@ AnimationActivitySharedPtr 
PropertyAnimationNode::createActivity() const
                 attrName,
                 pShape,
                 getContext().mpSubsettableShapeManager,
-                getSlideSize(), 0 ),
+                getSlideSize(),
+                getContext().mpBox2DWorld, 0 ),
             xAnimateNode );
 
     case AnimationFactory::CLASS_COLOR_PROPERTY:
@@ -68,7 +70,8 @@ AnimationActivitySharedPtr 
PropertyAnimationNode::createActivity() const
                 attrName,
                 pShape,
                 getContext().mpSubsettableShapeManager,
-                getSlideSize() ),
+                getSlideSize(),
+                getContext().mpBox2DWorld ),
             xAnimateNode );
 
     case AnimationFactory::CLASS_STRING_PROPERTY:
@@ -78,7 +81,8 @@ AnimationActivitySharedPtr 
PropertyAnimationNode::createActivity() const
                 attrName,
                 pShape,
                 getContext().mpSubsettableShapeManager,
-                getSlideSize(), 0 ),
+                getSlideSize(),
+                getContext().mpBox2DWorld, 0 ),
             xAnimateNode );
 
     case AnimationFactory::CLASS_BOOL_PROPERTY:
@@ -88,7 +92,8 @@ AnimationActivitySharedPtr 
PropertyAnimationNode::createActivity() const
                 attrName,
                 pShape,
                 getContext().mpSubsettableShapeManager,
-                getSlideSize(), 0 ),
+                getSlideSize(),
+                getContext().mpBox2DWorld, 0 ),
             xAnimateNode );
     }
 
diff --git a/slideshow/source/engine/box2dtools.cxx 
b/slideshow/source/engine/box2dtools.cxx
index 8729300184f6..737687713614 100644
--- a/slideshow/source/engine/box2dtools.cxx
+++ b/slideshow/source/engine/box2dtools.cxx
@@ -211,7 +211,7 @@ void box2DWorld::processUpdateQueue(const double 
fPassedTime)
 }
 
 void box2DWorld::initateAllShapesAsStaticBodies(
-    const slideshow::internal::ShapeManagerSharedPtr pShapeManager)
+    const slideshow::internal::ShapeManagerSharedPtr& pShapeManager)
 {
     assert(mpBox2DWorld);
 
@@ -242,8 +242,9 @@ void box2DWorld::setHasWorldStepper(const bool 
bHasWorldStepper)
     mbHasWorldStepper = bHasWorldStepper;
 }
 
-void 
box2DWorld::queuePositionUpdate(css::uno::Reference<com::sun::star::drawing::XShape>
 xShape,
-                                     const basegfx::B2DPoint& rOutPos)
+void box2DWorld::queuePositionUpdate(
+    const css::uno::Reference<com::sun::star::drawing::XShape>& xShape,
+    const basegfx::B2DPoint& rOutPos)
 {
     Box2DShapeUpdateInformation aQueueElement = { xShape, {}, 
BOX2D_UPDATE_POSITION };
     aQueueElement.maPosition = rOutPos;
@@ -251,7 +252,7 @@ void 
box2DWorld::queuePositionUpdate(css::uno::Reference<com::sun::star::drawing
 }
 
 void box2DWorld::queueLinearVelocityUpdate(
-    css::uno::Reference<com::sun::star::drawing::XShape> xShape,
+    const css::uno::Reference<com::sun::star::drawing::XShape>& xShape,
     const basegfx::B2DVector& rVelocity)
 {
     Box2DShapeUpdateInformation aQueueElement = { xShape, {}, 
BOX2D_UPDATE_LINEAR_VELOCITY, 1 };
@@ -259,8 +260,8 @@ void box2DWorld::queueLinearVelocityUpdate(
     maShapeUpdateQueue.push(aQueueElement);
 }
 
-void 
box2DWorld::queueRotationUpdate(css::uno::Reference<com::sun::star::drawing::XShape>
 xShape,
-                                     const double fAngle)
+void box2DWorld::queueRotationUpdate(
+    const css::uno::Reference<com::sun::star::drawing::XShape>& xShape, const 
double fAngle)
 {
     Box2DShapeUpdateInformation aQueueElement = { xShape, {}, 
BOX2D_UPDATE_ANGLE };
     aQueueElement.mfAngle = fAngle;
@@ -268,7 +269,8 @@ void 
box2DWorld::queueRotationUpdate(css::uno::Reference<com::sun::star::drawing
 }
 
 void box2DWorld::queueAngularVelocityUpdate(
-    css::uno::Reference<com::sun::star::drawing::XShape> xShape, const double 
fAngularVelocity)
+    const css::uno::Reference<com::sun::star::drawing::XShape>& xShape,
+    const double fAngularVelocity)
 {
     Box2DShapeUpdateInformation aQueueElement = { xShape, {}, 
BOX2D_UPDATE_ANGULAR_VELOCITY, 1 };
     aQueueElement.mfAngularVelocity = fAngularVelocity;
@@ -276,7 +278,7 @@ void box2DWorld::queueAngularVelocityUpdate(
 }
 
 void box2DWorld::queueShapeVisibilityUpdate(
-    css::uno::Reference<com::sun::star::drawing::XShape> xShape, const bool 
bVisibility)
+    const css::uno::Reference<com::sun::star::drawing::XShape>& xShape, const 
bool bVisibility)
 {
     Box2DShapeUpdateInformation aQueueElement = { xShape, {}, 
BOX2D_UPDATE_VISIBILITY };
     aQueueElement.mbVisibility = bVisibility;
@@ -318,14 +320,14 @@ bool box2DWorld::isInitialized()
         return false;
 }
 
-Box2DBodySharedPtr box2DWorld::makeShapeDynamic(const 
slideshow::internal::ShapeSharedPtr pShape)
+Box2DBodySharedPtr box2DWorld::makeShapeDynamic(const 
slideshow::internal::ShapeSharedPtr& pShape)
 {
     assert(mpBox2DWorld);
     Box2DBodySharedPtr pBox2DBody = 
mpXShapeToBodyMap.find(pShape->getXShape())->second;
     return makeBodyDynamic(pBox2DBody);
 }
 
-Box2DBodySharedPtr box2DWorld::makeBodyDynamic(const Box2DBodySharedPtr 
pBox2DBody)
+Box2DBodySharedPtr box2DWorld::makeBodyDynamic(const Box2DBodySharedPtr& 
pBox2DBody)
 {
     assert(mpBox2DWorld);
     if (pBox2DBody->getType() != BOX2D_DYNAMIC_BODY)
@@ -335,14 +337,14 @@ Box2DBodySharedPtr box2DWorld::makeBodyDynamic(const 
Box2DBodySharedPtr pBox2DBo
     return pBox2DBody;
 }
 
-Box2DBodySharedPtr box2DWorld::makeShapeStatic(const 
slideshow::internal::ShapeSharedPtr pShape)
+Box2DBodySharedPtr box2DWorld::makeShapeStatic(const 
slideshow::internal::ShapeSharedPtr& pShape)
 {
     assert(mpBox2DWorld);
     Box2DBodySharedPtr pBox2DBody = 
mpXShapeToBodyMap.find(pShape->getXShape())->second;
     return makeBodyStatic(pBox2DBody);
 }
 
-Box2DBodySharedPtr box2DWorld::makeBodyStatic(const Box2DBodySharedPtr 
pBox2DBody)
+Box2DBodySharedPtr box2DWorld::makeBodyStatic(const Box2DBodySharedPtr& 
pBox2DBody)
 {
     assert(mpBox2DWorld);
     if (pBox2DBody->getType() != BOX2D_STATIC_BODY)
diff --git a/slideshow/source/engine/slide/slideimpl.cxx 
b/slideshow/source/engine/slide/slideimpl.cxx
index a9120c6da829..a300c946e52a 100644
--- a/slideshow/source/engine/slide/slideimpl.cxx
+++ b/slideshow/source/engine/slide/slideimpl.cxx
@@ -47,6 +47,7 @@
 #include "userpaintoverlay.hxx"
 #include "targetpropertiescreator.hxx"
 #include <tools.hxx>
+#include <box2dtools.hxx>
 
 using namespace ::com::sun::star;
 
@@ -193,6 +194,7 @@ private:
     LayerManagerSharedPtr                               mpLayerManager;
     std::shared_ptr<ShapeManagerImpl>                 mpShapeManager;
     std::shared_ptr<SubsettableShapeManager>          
mpSubsettableShapeManager;
+    box2d::utils::Box2DWorldSharedPtr                   mpBox2DWorld;
 
     /// Contains common objects needed throughout the slideshow
     SlideShowContext                                    maContext;
@@ -316,6 +318,8 @@ SlideImpl::SlideImpl( const uno::Reference< 
drawing::XDrawPage >&           xDra
                         rShapeCursorMap,
                         xDrawPage)),
     mpSubsettableShapeManager( mpShapeManager ),
+    mpBox2DWorld( std::make_shared<box2d::utils::box2DWorld>(
+                        basegfx::B2DSize( getSlideSizeImpl() ) ) ),
     maContext( mpSubsettableShapeManager,
                rEventQueue,
                rEventMultiplexer,
@@ -325,7 +329,8 @@ SlideImpl::SlideImpl( const uno::Reference< 
drawing::XDrawPage >&           xDra
                *this,
                rMediaFileManager,
                rViewContainer,
-               xComponentContext ),
+               xComponentContext,
+               mpBox2DWorld ),
     mrCursorManager( rCursorManager ),
     maAnimations( maContext,
                   basegfx::B2DSize( getSlideSizeImpl() ) ),
diff --git a/slideshow/source/engine/slideshowcontext.cxx 
b/slideshow/source/engine/slideshowcontext.cxx
index 8c0811e9ecf7..f0433b9d846b 100644
--- a/slideshow/source/engine/slideshowcontext.cxx
+++ b/slideshow/source/engine/slideshowcontext.cxx
@@ -45,7 +45,8 @@ SlideShowContext::SlideShowContext( 
SubsettableShapeManagerSharedPtr& rSubsettab
                                     MediaFileManager&                    
rMediaFileManager,
                                     const UnoViewContainer&           
rViewContainer,
                                     const uno::Reference<
-                                          uno::XComponentContext>&    
rComponentContext ) :
+                                          uno::XComponentContext>&    
rComponentContext,
+                                    box2d::utils::Box2DWorldSharedPtr& 
rBox2DWorldPtr ) :
         mpSubsettableShapeManager( rSubsettableShapeManager ),
         mrEventQueue( rEventQueue ),
         mrEventMultiplexer( rEventMultiplexer ),
@@ -55,7 +56,8 @@ SlideShowContext::SlideShowContext( 
SubsettableShapeManagerSharedPtr& rSubsettab
         mrCursorManager( rCursorManager ),
         mrMediaFileManager( rMediaFileManager ),
         mrViewContainer( rViewContainer ),
-        mxComponentContext( rComponentContext )
+        mxComponentContext( rComponentContext ),
+        mpBox2DWorld( rBox2DWorldPtr )
     {}
 
 void SlideShowContext::dispose()
diff --git a/slideshow/source/engine/slideshowimpl.cxx 
b/slideshow/source/engine/slideshowimpl.cxx
index 9fd3d536dbce..afac7a392763 100644
--- a/slideshow/source/engine/slideshowimpl.cxx
+++ b/slideshow/source/engine/slideshowimpl.cxx
@@ -84,6 +84,9 @@
 using namespace com::sun::star;
 using namespace ::slideshow::internal;
 
+namespace box2d::utils { class box2DWorld;
+                         typedef ::std::shared_ptr< box2DWorld > 
Box2DWorldSharedPtr; }
+
 namespace {
 
 /** During animations the update() method tells its caller to call it as
@@ -416,6 +419,7 @@ private:
     ActivitiesQueue                         maActivitiesQueue;
     UserEventQueue                          maUserEventQueue;
     SubsettableShapeManagerSharedPtr        mpDummyPtr;
+    box2d::utils::Box2DWorldSharedPtr       mpBox2DDummyPtr;
 
     std::shared_ptr<SeparateListenerImpl> mpListener;
 
@@ -544,6 +548,7 @@ SlideShowImpl::SlideShowImpl(
                         maEventQueue,
                         *this ),
       mpDummyPtr(),
+      mpBox2DDummyPtr(),
       mpListener(),
       mpRehearseTimingsActivity(),
       mpWaitSymbol(),
@@ -1673,7 +1678,8 @@ sal_Bool SlideShowImpl::setProperty( beans::PropertyValue 
const& rProperty )
                     *this,
                     *this,
                     maViewContainer,
-                    mxComponentContext) );
+                    mxComponentContext,
+                    mpBox2DDummyPtr ) );
         }
         else if (mpRehearseTimingsActivity)
         {
diff --git a/slideshow/source/engine/transitions/shapetransitionfactory.cxx 
b/slideshow/source/engine/transitions/shapetransitionfactory.cxx
index d0ff5325e252..3586cff71d39 100644
--- a/slideshow/source/engine/transitions/shapetransitionfactory.cxx
+++ b/slideshow/source/engine/transitions/shapetransitionfactory.cxx
@@ -324,7 +324,8 @@ AnimationActivitySharedPtr createShapeTransitionByType(
                                 "Opacity",
                                 rShape,
                                 rShapeManager,
-                                rSlideSize ),
+                                rSlideSize,
+                                nullptr ),
                             xTransition->getMode() );
                     }
                     break;
diff --git a/slideshow/source/inc/animationfactory.hxx 
b/slideshow/source/inc/animationfactory.hxx
index 7d2f205c63a5..0517a7a79ee4 100644
--- a/slideshow/source/inc/animationfactory.hxx
+++ b/slideshow/source/inc/animationfactory.hxx
@@ -30,6 +30,8 @@
 
 #include "shapemanager.hxx"
 
+namespace box2d::utils { typedef ::std::shared_ptr< class box2DWorld > 
Box2DWorldSharedPtr; }
+
 /* Definition of AnimationFactory class */
 
 namespace slideshow
@@ -81,18 +83,21 @@ namespace slideshow
                                                                            
const AnimatableShapeSharedPtr&      rShape,
                                                                            
const ShapeManagerSharedPtr&         rShapeManager,
                                                                            
const ::basegfx::B2DVector&          rSlideSize,
+                                                                           
const box2d::utils::Box2DWorldSharedPtr& pBox2DWorld,
                                                                            int 
                                 nFlags=0 );
 
             EnumAnimationSharedPtr createEnumPropertyAnimation( const 
OUString&                   rAttrName,
                                                                        const 
AnimatableShapeSharedPtr&          rShape,
                                                                        const 
ShapeManagerSharedPtr&             rShapeManager,
                                                                        const 
::basegfx::B2DVector&              rSlideSize,
+                                                                       const 
box2d::utils::Box2DWorldSharedPtr& pBox2DWorld,
                                                                        int     
                                 nFlags );
 
             ColorAnimationSharedPtr  createColorPropertyAnimation( const 
OUString&                rAttrName,
                                                                           
const AnimatableShapeSharedPtr&       rShape,
                                                                           
const ShapeManagerSharedPtr&          rShapeManager,
                                                                           
const ::basegfx::B2DVector&           rSlideSize,
+                                                                          
const box2d::utils::Box2DWorldSharedPtr& pBox2DWorld,
                                                                           int  
                                 nFlags=0 );
 
             /** Create scale or move animation
@@ -112,12 +117,14 @@ namespace slideshow
                                                                            
const AnimatableShapeSharedPtr&      rShape,

... etc. - the rest is truncated
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