Closes #1086: Implement blood effects
scrawl
11 years ago
parent
240d96a0f1
commit
805843d7ff
@ -0,0 +1,117 @@
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#include "effectmanager.hpp"
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#include <OgreSceneManager.h>
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#include <OgreParticleSystem.h>
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#include "animation.hpp"
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#include "renderconst.hpp"
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namespace MWRender
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{
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class EffectAnimationTime : public Ogre::ControllerValue<Ogre::Real>
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{
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private:
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float mTime;
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public:
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EffectAnimationTime() : mTime(0) { }
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void addTime(float time) { mTime += time; }
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virtual Ogre::Real getValue() const { return mTime; }
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virtual void setValue(Ogre::Real value) {}
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};
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EffectManager::EffectManager(Ogre::SceneManager *sceneMgr)
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: mSceneMgr(sceneMgr)
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{
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}
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void EffectManager::addEffect(const std::string &model, std::string textureOverride, const Ogre::Vector3 &worldPosition)
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{
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Ogre::SceneNode* sceneNode = mSceneMgr->getRootSceneNode()->createChildSceneNode(worldPosition);
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// fix texture extension to .dds
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if (textureOverride.size() > 4)
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{
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textureOverride[textureOverride.size()-3] = 'd';
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textureOverride[textureOverride.size()-2] = 'd';
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textureOverride[textureOverride.size()-1] = 's';
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}
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NifOgre::ObjectScenePtr scene = NifOgre::Loader::createObjects(sceneNode, model);
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// TODO: turn off shadow casting
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MWRender::Animation::setRenderProperties(scene, RV_Misc,
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RQG_Main, RQG_Alpha, 0.f, false, NULL);
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for(size_t i = 0;i < scene->mControllers.size();i++)
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{
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if(scene->mControllers[i].getSource().isNull())
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scene->mControllers[i].setSource(Ogre::SharedPtr<EffectAnimationTime> (new EffectAnimationTime()));
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}
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if (!textureOverride.empty())
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{
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for(size_t i = 0;i < scene->mParticles.size(); ++i)
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{
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Ogre::ParticleSystem* partSys = scene->mParticles[i];
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Ogre::MaterialPtr mat = scene->mMaterialControllerMgr.getWritableMaterial(partSys);
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for (int t=0; t<mat->getNumTechniques(); ++t)
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{
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Ogre::Technique* tech = mat->getTechnique(t);
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for (int p=0; p<tech->getNumPasses(); ++p)
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{
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Ogre::Pass* pass = tech->getPass(p);
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for (int tex=0; tex<pass->getNumTextureUnitStates(); ++tex)
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{
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Ogre::TextureUnitState* tus = pass->getTextureUnitState(tex);
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tus->setTextureName("textures\\" + textureOverride);
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}
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}
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}
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}
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}
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mEffects.push_back(std::make_pair(sceneNode, scene));
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}
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void EffectManager::update(float dt)
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{
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for (std::vector<std::pair<Ogre::SceneNode*, NifOgre::ObjectScenePtr> >::iterator it = mEffects.begin(); it != mEffects.end(); )
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{
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NifOgre::ObjectScenePtr objects = it->second;
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for(size_t i = 0; i < objects->mControllers.size() ;i++)
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{
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EffectAnimationTime* value = dynamic_cast<EffectAnimationTime*>(objects->mControllers[i].getSource().get());
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if (value)
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value->addTime(dt);
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objects->mControllers[i].update();
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}
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// Finished playing?
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if (objects->mControllers[0].getSource()->getValue() >= objects->mMaxControllerLength)
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{
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Ogre::SceneNode* node = it->first;
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it = mEffects.erase(it);
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mSceneMgr->destroySceneNode(node);
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continue;
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}
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++it;
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}
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}
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void EffectManager::clear()
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{
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for (std::vector<std::pair<Ogre::SceneNode*, NifOgre::ObjectScenePtr> >::iterator it = mEffects.begin(); it != mEffects.end(); )
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{
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Ogre::SceneNode* node = it->first;
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it = mEffects.erase(it);
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mSceneMgr->destroySceneNode(node);
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}
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}
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}
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@ -0,0 +1,31 @@
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#ifndef OPENMW_MWRENDER_EFFECTMANAGER_H
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#define OPENMW_MWRENDER_EFFECTMANAGER_H
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#include <components/nifogre/ogrenifloader.hpp>
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namespace MWRender
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{
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// Note: effects attached to another object should be managed by MWRender::Animation::addEffect.
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// This class manages "free" effects, i.e. attached to a dedicated scene node in the world.
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class EffectManager
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{
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public:
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EffectManager(Ogre::SceneManager* sceneMgr);
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~EffectManager() { clear(); }
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/// Add an effect. When it's finished playing, it will be removed automatically.
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void addEffect (const std::string& model, std::string textureOverride, const Ogre::Vector3& worldPosition);
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void update(float dt);
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/// Remove all effects
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void clear();
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private:
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std::vector<std::pair<Ogre::SceneNode*, NifOgre::ObjectScenePtr> > mEffects;
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Ogre::SceneManager* mSceneMgr;
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};
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}
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#endif
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