Projectiles interact with the water surface (Fixes #2986)

apps/openmw/mwrender/renderingmanager.cpp

@@ -756,6 +756,11 @@ namespace MWRender
         mWater->removeEmitter(ptr);
     }
 
+    void RenderingManager::emitWaterRipple(const osg::Vec3f &pos)
+    {
+        mWater->emitRipple(pos);
+    }
+
     void RenderingManager::updateProjectionMatrix()
     {
         double aspect = mViewer->getCamera()->getViewport()->aspectRatio();

apps/openmw/mwrender/renderingmanager.hpp

@@ -138,6 +138,7 @@ namespace MWRender
 
         void addWaterRippleEmitter(const MWWorld::Ptr& ptr);
         void removeWaterRippleEmitter(const MWWorld::Ptr& ptr);
+        void emitWaterRipple(const osg::Vec3f& pos);
 
         void updatePlayerPtr(const MWWorld::Ptr &ptr);
 

apps/openmw/mwrender/ripplesimulation.cpp

@@ -139,9 +139,7 @@ void RippleSimulation::update(float dt)
             if (mParticleSystem->numParticles()-mParticleSystem->numDeadParticles() > 500)
                 continue; // TODO: remove the oldest particle to make room?
 
-            osgParticle::Particle* p = mParticleSystem->createParticle(NULL);
-            p->setPosition(currentPos);
-            p->setAngle(osg::Vec3f(0,0, Misc::Rng::rollProbability() * osg::PI * 2 - osg::PI));
+            emitRipple(currentPos);
         }
     }
 }
@@ -194,6 +192,16 @@ void RippleSimulation::removeCell(const MWWorld::CellStore *store)
     }
 }
 
+void RippleSimulation::emitRipple(const osg::Vec3f &pos)
+{
+    if (std::abs(pos.z() - mParticleNode->getPosition().z()) < 20)
+    {
+        osgParticle::Particle* p = mParticleSystem->createParticle(NULL);
+        p->setPosition(osg::Vec3f(pos.x(), pos.y(), 0.f));
+        p->setAngle(osg::Vec3f(0,0, Misc::Rng::rollProbability() * osg::PI * 2 - osg::PI));
+    }
+}
+
 void RippleSimulation::setWaterHeight(float height)
 {
     mParticleNode->setPosition(osg::Vec3f(0,0,height));

apps/openmw/mwrender/ripplesimulation.hpp

@@ -52,6 +52,8 @@ namespace MWRender
         void updateEmitterPtr (const MWWorld::Ptr& old, const MWWorld::Ptr& ptr);
         void removeCell(const MWWorld::CellStore* store);
 
+        void emitRipple(const osg::Vec3f& pos);
+
         /// Change the height of the water surface, thus moving all ripples with it
         void setWaterHeight(float height);
 

apps/openmw/mwrender/water.cpp

@@ -731,6 +731,11 @@ void Water::updateEmitterPtr (const MWWorld::Ptr& old, const MWWorld::Ptr& ptr)
     mSimulation->updateEmitterPtr(old, ptr);
 }
 
+void Water::emitRipple(const osg::Vec3f &pos)
+{
+    mSimulation->emitRipple(pos);
+}
+
 void Water::removeCell(const MWWorld::CellStore *store)
 {
     mSimulation->removeCell(store);

apps/openmw/mwrender/water.hpp

@@ -91,6 +91,8 @@ namespace MWRender
         void addEmitter (const MWWorld::Ptr& ptr, float scale = 1.f, float force = 1.f);
         void removeEmitter (const MWWorld::Ptr& ptr);
         void updateEmitterPtr (const MWWorld::Ptr& old, const MWWorld::Ptr& ptr);
+        void emitRipple(const osg::Vec3f& pos);
+
         void removeCell(const MWWorld::CellStore* store); ///< remove all emitters in this cell
 
         void clearRipples();

apps/openmw/mwworld/projectilemanager.cpp

@@ -25,6 +25,7 @@
 #include "../mwrender/effectmanager.hpp"
 #include "../mwrender/animation.hpp"
 #include "../mwrender/vismask.hpp"
+#include "../mwrender/renderingmanager.hpp"
 
 #include "../mwsound/sound.hpp"
 
@@ -34,9 +35,11 @@
 namespace MWWorld
 {
 
-    ProjectileManager::ProjectileManager(osg::Group* parent, Resource::ResourceSystem* resourceSystem, MWPhysics::PhysicsSystem* physics)
+    ProjectileManager::ProjectileManager(osg::Group* parent, Resource::ResourceSystem* resourceSystem,
+                                         MWRender::RenderingManager* rendering, MWPhysics::PhysicsSystem* physics)
         : mParent(parent)
         , mResourceSystem(resourceSystem)
+        , mRendering(rendering)
         , mPhysics(physics)
     {
 
@@ -225,32 +228,38 @@ namespace MWWorld
             // TODO: use a proper btRigidBody / btGhostObject?
             MWPhysics::PhysicsSystem::RayResult result = mPhysics->castRay(pos, newPos, caster, 0xff, MWPhysics::CollisionType_Projectile);
 
-            if (result.mHit)
+            bool underwater = MWBase::Environment::get().getWorld()->isUnderwater(MWMechanics::getPlayer().getCell(), newPos);
+            if (result.mHit || underwater)
             {
-                MWWorld::ManualRef projectileRef(MWBase::Environment::get().getWorld()->getStore(), it->mId);
-
-                // Try to get a Ptr to the bow that was used. It might no longer exist.
-                MWWorld::Ptr bow = projectileRef.getPtr();
-                if (!caster.isEmpty())
+                if (result.mHit)
                 {
-                    MWWorld::InventoryStore& inv = caster.getClass().getInventoryStore(caster);
-                    MWWorld::ContainerStoreIterator invIt = inv.getSlot(MWWorld::InventoryStore::Slot_CarriedRight);
-                    if (invIt != inv.end() && Misc::StringUtils::ciEqual(invIt->getCellRef().getRefId(), it->mBowId))
-                        bow = *invIt;
+                    MWWorld::ManualRef projectileRef(MWBase::Environment::get().getWorld()->getStore(), it->mId);
+
+                    // Try to get a Ptr to the bow that was used. It might no longer exist.
+                    MWWorld::Ptr bow = projectileRef.getPtr();
+                    if (!caster.isEmpty())
+                    {
+                        MWWorld::InventoryStore& inv = caster.getClass().getInventoryStore(caster);
+                        MWWorld::ContainerStoreIterator invIt = inv.getSlot(MWWorld::InventoryStore::Slot_CarriedRight);
+                        if (invIt != inv.end() && Misc::StringUtils::ciEqual(invIt->getCellRef().getRefId(), it->mBowId))
+                            bow = *invIt;
+                    }
+
+                    if (caster.isEmpty())
+                        caster = result.mHitObject;
+
+                    MWMechanics::projectileHit(caster, result.mHitObject, bow, projectileRef.getPtr(), result.mHitPos, it->mAttackStrength);
                 }
 
-                if (caster.isEmpty())
-                    caster = result.mHitObject;
-
-                MWMechanics::projectileHit(caster, result.mHitObject, bow, projectileRef.getPtr(), result.mHitPos, it->mAttackStrength);
+                if (underwater)
+                    mRendering->emitWaterRipple(newPos);
 
                 mParent->removeChild(it->mNode);
-
                 it = mProjectiles.erase(it);
                 continue;
             }
-            else
-                ++it;
+
+            ++it;
         }
     }
 

apps/openmw/mwworld/projectilemanager.hpp

@@ -36,6 +36,7 @@ namespace Resource
 namespace MWRender
 {
     class EffectAnimationTime;
+    class RenderingManager;
 }
 
 namespace MWWorld
@@ -45,7 +46,7 @@ namespace MWWorld
     {
     public:
         ProjectileManager (osg::Group* parent, Resource::ResourceSystem* resourceSystem,
-                MWPhysics::PhysicsSystem* physics);
+                MWRender::RenderingManager* rendering, MWPhysics::PhysicsSystem* physics);
 
         /// If caster is an actor, the actor's facing orientation is used. Otherwise fallbackDirection is used.
         void launchMagicBolt (const std::string& model, const std::string &sound, const std::string &spellId,
@@ -67,6 +68,7 @@ namespace MWWorld
     private:
         osg::ref_ptr<osg::Group> mParent;
         Resource::ResourceSystem* mResourceSystem;
+        MWRender::RenderingManager* mRendering;
         MWPhysics::PhysicsSystem* mPhysics;
 
         struct State
@@ -120,6 +122,9 @@ namespace MWWorld
 
         void createModel (State& state, const std::string& model, const osg::Vec3f& pos, const osg::Quat& orient);
         void update (State& state, float duration);
+
+        void operator=(const ProjectileManager&);
+        ProjectileManager(const ProjectileManager&);
     };
 
 }

apps/openmw/mwworld/worldimp.cpp

@@ -163,8 +163,8 @@ namespace MWWorld
       mLevitationEnabled(true), mGoToJail(false), mDaysInPrison(0)
     {
         mPhysics = new MWPhysics::PhysicsSystem(resourceSystem, rootNode);
-        mProjectileManager.reset(new ProjectileManager(rootNode, resourceSystem, mPhysics));
         mRendering = new MWRender::RenderingManager(viewer, rootNode, resourceSystem, &mFallback, resourcePath);
+        mProjectileManager.reset(new ProjectileManager(rootNode, resourceSystem, mRendering, mPhysics));
 
         mEsm.resize(contentFiles.size());
         Loading::Listener* listener = MWBase::Environment::get().getWindowManager()->getLoadingScreen();