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openmw-tes3mp/apps/openmw/mwrender/effectmanager.cpp

83 lines
2.1 KiB
C++

#include "effectmanager.hpp"
#include <osg/PositionAttitudeTransform>
#include <components/resource/resourcesystem.hpp>
#include <components/resource/scenemanager.hpp>
#include <components/sceneutil/controller.hpp>
#include "animation.hpp"
#include "vismask.hpp"
#include "util.hpp"
namespace MWRender
{
EffectManager::EffectManager(osg::ref_ptr<osg::Group> parent, Resource::ResourceSystem* resourceSystem)
: mParentNode(parent)
, mResourceSystem(resourceSystem)
{
}
EffectManager::~EffectManager()
{
clear();
}
void EffectManager::addEffect(const std::string &model, const std::string& textureOverride, const osg::Vec3f &worldPosition, float scale)
{
osg::ref_ptr<osg::Node> node = mResourceSystem->getSceneManager()->getInstance(model);
node->setNodeMask(Mask_Effect);
Effect effect;
effect.mAnimTime.reset(new EffectAnimationTime);
SceneUtil::FindMaxControllerLengthVisitor findMaxLengthVisitor;
node->accept(findMaxLengthVisitor);
effect.mMaxControllerLength = findMaxLengthVisitor.getMaxLength();
osg::ref_ptr<osg::PositionAttitudeTransform> trans = new osg::PositionAttitudeTransform;
trans->setPosition(worldPosition);
trans->setScale(osg::Vec3f(scale, scale, scale));
trans->addChild(node);
SceneUtil::AssignControllerSourcesVisitor assignVisitor(effect.mAnimTime);
node->accept(assignVisitor);
overrideTexture(textureOverride, mResourceSystem, node);
mParentNode->addChild(trans);
mResourceSystem->getSceneManager()->notifyAttached(node);
mEffects[trans] = effect;
}
void EffectManager::update(float dt)
{
for (EffectMap::iterator it = mEffects.begin(); it != mEffects.end(); )
{
it->second.mAnimTime->addTime(dt);
if (it->second.mAnimTime->getTime() >= it->second.mMaxControllerLength)
{
mParentNode->removeChild(it->first);
mEffects.erase(it++);
}
else
++it;
}
}
void EffectManager::clear()
{
for (EffectMap::iterator it = mEffects.begin(); it != mEffects.end(); ++it)
{
mParentNode->removeChild(it->first);
}
mEffects.clear();
}
}