Set alpha value of character animations according to Invisibility / C…

…hameleon effects.
gmalmquist · Dec 8, 2013 · 37a7ee8 · 37a7ee8
1 parent 9fcb4fa
commit 37a7ee8
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Showing 9 changed files with 125 additions and 39 deletions.
diff --git a/apps/openmw/mwmechanics/character.cpp b/apps/openmw/mwmechanics/character.cpp
@@ -727,6 +727,8 @@ void CharacterController::update(float duration)
     const MWWorld::Class &cls = MWWorld::Class::get(mPtr);
     Ogre::Vector3 movement(0.0f);
 
+    updateVisibility();
+
     if(!cls.isActor())
     {
         if(mAnimQueue.size() > 1)
@@ -1130,4 +1132,25 @@ void CharacterController::updateContinuousVfx()
     }
 }
 
+void CharacterController::updateVisibility()
+{
+    if (!mPtr.getClass().isActor())
+        return;
+    float alpha = 1.f;
+    if (mPtr.getClass().getCreatureStats(mPtr).getMagicEffects().get(ESM::MagicEffect::Invisibility).mMagnitude)
+    {
+        if (mPtr.getRefData().getHandle() == "player")
+            alpha = 0.4f;
+        else
+            alpha = 0.f;
+    }
+    float chameleon = mPtr.getClass().getCreatureStats(mPtr).getMagicEffects().get(ESM::MagicEffect::Chameleon).mMagnitude;
+    if (chameleon)
+    {
+        alpha *= std::max(0.2f, (100.f - chameleon)/100.f);
+    }
+
+    mAnimation->setAlpha(alpha);
+}
+
 }
diff --git a/apps/openmw/mwmechanics/character.hpp b/apps/openmw/mwmechanics/character.hpp
@@ -173,6 +173,8 @@ class CharacterController
 
     bool updateNpcState(bool onground, bool inwater, bool isrunning, bool sneak);
 
+    void updateVisibility();
+
 public:
     CharacterController(const MWWorld::Ptr &ptr, MWRender::Animation *anim);
     virtual ~CharacterController();

diff --git a/apps/openmw/mwrender/animation.hpp b/apps/openmw/mwrender/animation.hpp
@@ -215,6 +215,8 @@ class Animation
     void addEffect (const std::string& model, int effectId, bool loop = false, const std::string& bonename = "", std::string texture = "");
     void removeEffect (int effectId);
     void getLoopingEffects (std::vector<int>& out);
+
+    virtual void setAlpha(float alpha) {}
 private:
     void updateEffects(float duration);
 

diff --git a/apps/openmw/mwrender/npcanimation.cpp b/apps/openmw/mwrender/npcanimation.cpp
@@ -5,6 +5,8 @@
 #include <OgreParticleSystem.h>
 #include <OgreSubEntity.h>
 
+#include <extern/shiny/Main/Factory.hpp>
+
 #include "../mwworld/esmstore.hpp"
 #include "../mwworld/inventorystore.hpp"
 #include "../mwworld/class.hpp"
@@ -116,7 +118,8 @@ NpcAnimation::NpcAnimation(const MWWorld::Ptr& ptr, Ogre::SceneNode* node, int v
     mViewMode(viewMode),
     mShowWeapons(false),
     mShowShield(true),
-    mFirstPersonOffset(0.f, 0.f, 0.f)
+    mFirstPersonOffset(0.f, 0.f, 0.f),
+    mAlpha(1.f)
 {
     mNpc = mPtr.get<ESM::NPC>()->mBase;
 
@@ -219,6 +222,7 @@ void NpcAnimation::updateNpcBase()
 
 void NpcAnimation::updateParts()
 {
+    mAlpha = 1.f;
     const MWWorld::Class &cls = MWWorld::Class::get(mPtr);
     MWWorld::InventoryStore &inv = cls.getInventoryStore(mPtr);
 
@@ -647,6 +651,7 @@ void NpcAnimation::showWeapons(bool showWeapon)
     {
         removeIndividualPart(ESM::PRT_Weapon);
     }
+    mAlpha = 1.f;
 }
 
 void NpcAnimation::showShield(bool show)
@@ -705,4 +710,56 @@ void NpcAnimation::permanentEffectAdded(const ESM::MagicEffect *magicEffect, boo
     }
 }
 
+void NpcAnimation::setAlpha(float alpha)
+{
+    if (alpha == mAlpha)
+        return;
+    mAlpha = alpha;
+
+    for (int i=0; i<ESM::PRT_Count; ++i)
+    {
+        if (mObjectParts[i].isNull())
+            continue;
+
+        for (unsigned int j=0; j<mObjectParts[i]->mEntities.size(); ++j)
+        {
+            Ogre::Entity* ent = mObjectParts[i]->mEntities[j];
+            if (ent != mObjectParts[i]->mSkelBase)
+                applyAlpha(alpha, ent, mObjectParts[i]);
+        }
+    }
+}
+
+void NpcAnimation::applyAlpha(float alpha, Ogre::Entity *ent, NifOgre::ObjectScenePtr scene)
+{
+    ent->getSubEntity(0)->setRenderQueueGroup(alpha != 1.f || ent->getSubEntity(0)->getMaterial()->isTransparent()
+            ? RQG_Alpha : RQG_Main);
+
+
+    Ogre::MaterialPtr mat = scene->mMaterialControllerMgr.getWritableMaterial(ent);
+    if (mAlpha == 1.f)
+    {
+        // Don't bother remembering what the original values were. Just remove the techniques and let the factory restore them.
+        mat->removeAllTechniques();
+        sh::Factory::getInstance()._ensureMaterial(mat->getName(), "Default");
+        return;
+    }
+
+    Ogre::Material::TechniqueIterator techs = mat->getTechniqueIterator();
+    while(techs.hasMoreElements())
+    {
+        Ogre::Technique *tech = techs.getNext();
+        Ogre::Technique::PassIterator passes = tech->getPassIterator();
+        while(passes.hasMoreElements())
+        {
+            Ogre::Pass *pass = passes.getNext();
+            pass->setSceneBlending(Ogre::SBT_TRANSPARENT_ALPHA);
+            Ogre::ColourValue diffuse = pass->getDiffuse();
+            diffuse.a = alpha;
+            pass->setDiffuse(diffuse);
+            pass->setVertexColourTracking(pass->getVertexColourTracking() &~Ogre::TVC_DIFFUSE);
+        }
+    }
+}
+
 }
diff --git a/apps/openmw/mwrender/npcanimation.hpp b/apps/openmw/mwrender/npcanimation.hpp
@@ -64,6 +64,8 @@ class NpcAnimation : public Animation, public MWWorld::InventoryStoreListener
 
     Ogre::SharedPtr<SayAnimationValue> mSayAnimationValue;
 
+    float mAlpha;
+
     void updateNpcBase();
 
     NifOgre::ObjectScenePtr insertBoundedPart(const std::string &model, int group, const std::string &bonename,
@@ -78,6 +80,8 @@ class NpcAnimation : public Animation, public MWWorld::InventoryStoreListener
     void addPartGroup(int group, int priority, const std::vector<ESM::PartReference> &parts,
                                     bool enchantedGlow=false, Ogre::Vector3* glowColor=NULL);
 
+    void applyAlpha(float alpha, Ogre::Entity* ent, NifOgre::ObjectScenePtr scene);
+
 public:
     /**
      * @param ptr
@@ -109,6 +113,9 @@ class NpcAnimation : public Animation, public MWWorld::InventoryStoreListener
 
     /// Rebuilds the NPC, updating their root model, animation sources, and equipment.
     void rebuild();
+
+    /// Make the NPC only partially visible
+    virtual void setAlpha(float alpha);
 };
 
 }

diff --git a/apps/openmw/mwrender/renderingmanager.cpp b/apps/openmw/mwrender/renderingmanager.cpp
@@ -60,14 +60,14 @@ RenderingManager::RenderingManager(OEngine::Render::OgreRenderer& _rend, const b
                                    MWWorld::Fallback* fallback)
     : mRendering(_rend)
     , mFallback(fallback)
-    , mObjects(mRendering)
-    , mActors(mRendering, this)
     , mPlayerAnimation(NULL)
     , mAmbientMode(0)
     , mSunEnabled(0)
     , mPhysicsEngine(engine)
     , mTerrain(NULL)
 {
+    mActors = new MWRender::Actors(mRendering, this);
+    mObjects = new MWRender::Objects(mRendering);
     // select best shader mode
     bool openGL = (Ogre::Root::getSingleton ().getRenderSystem ()->getName().find("OpenGL") != std::string::npos);
     bool glES = (Ogre::Root::getSingleton ().getRenderSystem ()->getName().find("OpenGL ES") != std::string::npos);
@@ -162,8 +162,8 @@ RenderingManager::RenderingManager(OEngine::Render::OgreRenderer& _rend, const b
     mRootNode = mRendering.getScene()->getRootSceneNode();
     mRootNode->createChildSceneNode("player");
 
-    mObjects.setRootNode(mRootNode);
-    mActors.setRootNode(mRootNode);
+    mObjects->setRootNode(mRootNode);
+    mActors->setRootNode(mRootNode);
 
     mCamera = new MWRender::Camera(mRendering.getCamera());
 
@@ -201,6 +201,8 @@ RenderingManager::~RenderingManager ()
     delete mCompositors;
     delete mWater;
     delete mVideoPlayer;
+    delete mActors;
+    delete mObjects;
     delete mFactory;
 }
 
@@ -210,10 +212,10 @@ MWRender::SkyManager* RenderingManager::getSkyManager()
 }
 
 MWRender::Objects& RenderingManager::getObjects(){
-    return mObjects;
+    return *mObjects;
 }
 MWRender::Actors& RenderingManager::getActors(){
-    return mActors;
+    return *mActors;
 }
 
 OEngine::Render::Fader* RenderingManager::getFader()
@@ -223,8 +225,8 @@ OEngine::Render::Fader* RenderingManager::getFader()
 
 void RenderingManager::removeCell (MWWorld::Ptr::CellStore *store)
 {
-    mObjects.removeCell(store);
-    mActors.removeCell(store);
+    mObjects->removeCell(store);
+    mActors->removeCell(store);
     mDebugging->cellRemoved(store);
 }
 
@@ -240,7 +242,7 @@ void RenderingManager::toggleWater()
 
 void RenderingManager::cellAdded (MWWorld::Ptr::CellStore *store)
 {
-    mObjects.buildStaticGeometry (*store);
+    mObjects->buildStaticGeometry (*store);
     sh::Factory::getInstance().unloadUnreferencedMaterials();
     mDebugging->cellAdded(store);
     waterAdded(store);
@@ -254,8 +256,8 @@ void RenderingManager::addObject (const MWWorld::Ptr& ptr){
 
 void RenderingManager::removeObject (const MWWorld::Ptr& ptr)
 {
-    if (!mObjects.deleteObject (ptr))
-        mActors.deleteObject (ptr);
+    if (!mObjects->deleteObject (ptr))
+        mActors->deleteObject (ptr);
 }
 
 void RenderingManager::moveObject (const MWWorld::Ptr& ptr, const Ogre::Vector3& position)
@@ -295,9 +297,9 @@ RenderingManager::updateObjectCell(const MWWorld::Ptr &old, const MWWorld::Ptr &
     parent->removeChild(child);
 
     if (MWWorld::Class::get(old).isActor()) {
-        mActors.updateObjectCell(old, cur);
+        mActors->updateObjectCell(old, cur);
     } else {
-        mObjects.updateObjectCell(old, cur);
+        mObjects->updateObjectCell(old, cur);
     }
 }
 
@@ -315,7 +317,7 @@ void RenderingManager::rebuildPtr(const MWWorld::Ptr &ptr)
     if(ptr.getRefData().getHandle() == "player")
         anim = mPlayerAnimation;
     else if(MWWorld::Class::get(ptr).isActor())
-        anim = dynamic_cast<NpcAnimation*>(mActors.getAnimation(ptr));
+        anim = dynamic_cast<NpcAnimation*>(mActors->getAnimation(ptr));
     if(anim)
     {
         anim->rebuild();
@@ -380,8 +382,8 @@ void RenderingManager::update (float duration, bool paused)
     if(paused)
         return;
 
-    mActors.update (duration);
-    mObjects.update (duration);
+    mActors->update (duration);
+    mObjects->update (duration);
 
 
     mSkyManager->update(duration);
@@ -657,7 +659,7 @@ void RenderingManager::requestMap(MWWorld::Ptr::CellStore* cell)
     {
         assert(mTerrain);
 
-        Ogre::AxisAlignedBox dims = mObjects.getDimensions(cell);
+        Ogre::AxisAlignedBox dims = mObjects->getDimensions(cell);
         Ogre::Vector2 center(cell->mCell->getGridX() + 0.5, cell->mCell->getGridY() + 0.5);
         dims.merge(mTerrain->getWorldBoundingBox(center));
 
@@ -667,7 +669,7 @@ void RenderingManager::requestMap(MWWorld::Ptr::CellStore* cell)
         mLocalMap->requestMap(cell, dims.getMinimum().z, dims.getMaximum().z);
     }
     else
-        mLocalMap->requestMap(cell, mObjects.getDimensions(cell));
+        mLocalMap->requestMap(cell, mObjects->getDimensions(cell));
 }
 
 void RenderingManager::preCellChange(MWWorld::Ptr::CellStore* cell)
@@ -677,13 +679,13 @@ void RenderingManager::preCellChange(MWWorld::Ptr::CellStore* cell)
 
 void RenderingManager::disableLights(bool sun)
 {
-    mObjects.disableLights();
+    mObjects->disableLights();
     sunDisable(sun);
 }
 
 void RenderingManager::enableLights(bool sun)
 {
-    mObjects.enableLights();
+    mObjects->enableLights();
     sunEnable(sun);
 }
 
@@ -859,7 +861,7 @@ void RenderingManager::processChangedSettings(const Settings::CategorySettingVec
 
     if (rebuild)
     {
-        mObjects.rebuildStaticGeometry();
+        mObjects->rebuildStaticGeometry();
         if (mTerrain)
             mTerrain->applyMaterials(Settings::Manager::getBool("enabled", "Shadows"),
                                      Settings::Manager::getBool("split", "Shadows"));
@@ -976,13 +978,13 @@ void RenderingManager::setupExternalRendering (MWRender::ExternalRendering& rend
 
 Animation* RenderingManager::getAnimation(const MWWorld::Ptr &ptr)
 {
-    Animation *anim = mActors.getAnimation(ptr);
+    Animation *anim = mActors->getAnimation(ptr);
 
     if(!anim && ptr.getRefData().getHandle() == "player")
         anim = mPlayerAnimation;
 
     if (!anim)
-        anim = mObjects.getAnimation(ptr);
+        anim = mObjects->getAnimation(ptr);
 
     return anim;
 }

diff --git a/apps/openmw/mwrender/renderingmanager.hpp b/apps/openmw/mwrender/renderingmanager.hpp
@@ -242,8 +242,8 @@ class RenderingManager: private RenderingInterface, public Ogre::RenderTargetLis
 
     OEngine::Render::OgreRenderer &mRendering;
 
-    MWRender::Objects mObjects;
-    MWRender::Actors mActors;
+    MWRender::Objects* mObjects;
+    MWRender::Actors* mActors;
 
     MWRender::NpcAnimation *mPlayerAnimation;
 

diff --git a/components/nifogre/ogrenifloader.cpp b/components/nifogre/ogrenifloader.cpp
@@ -63,11 +63,12 @@ Ogre::MaterialPtr MaterialControllerManager::getWritableMaterial(Ogre::MovableOb
         else if (Ogre::ParticleSystem* partSys = dynamic_cast<Ogre::ParticleSystem*>(movable))
             mat = Ogre::MaterialManager::getSingleton().getByName(partSys->getMaterialName());
 
-        // Make sure techniques are created
-        sh::Factory::getInstance()._ensureMaterial(mat->getName(), "Default");
-
         static int count=0;
-        mat = mat->clone(mat->getName() + Ogre::StringConverter::toString(count++));
+        Ogre::String newName = mat->getName() + Ogre::StringConverter::toString(count++);
+        sh::Factory::getInstance().createMaterialInstance(newName, mat->getName());
+        // Make sure techniques are created
+        sh::Factory::getInstance()._ensureMaterial(newName, "Default");
+        mat = Ogre::MaterialManager::getSingleton().getByName(newName);
 
         mClonedMaterials[movable] = mat;
 
@@ -84,7 +85,7 @@ MaterialControllerManager::~MaterialControllerManager()
 {
     for (std::map<Ogre::MovableObject*, Ogre::MaterialPtr>::iterator it = mClonedMaterials.begin(); it != mClonedMaterials.end(); ++it)
     {
-        Ogre::MaterialManager::getSingleton().remove(it->second->getName());
+        sh::Factory::getInstance().destroyMaterialInstance(it->second->getName());
     }
 }