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81 lines
2.0 KiB
C++
81 lines
2.0 KiB
C++
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// Copyright (C) 2002-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#include "CSceneNodeAnimatorRotation.h"
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namespace irr
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{
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namespace scene
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{
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//! constructor
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CSceneNodeAnimatorRotation::CSceneNodeAnimatorRotation(u32 time, const core::vector3df& rotation)
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: Rotation(rotation)
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{
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#ifdef _DEBUG
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setDebugName("CSceneNodeAnimatorRotation");
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#endif
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StartTime = time;
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}
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//! animates a scene node
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void CSceneNodeAnimatorRotation::animateNode(ISceneNode* node, u32 timeMs)
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{
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if (node) // thanks to warui for this fix
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{
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const u32 diffTime = timeMs - StartTime;
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if (diffTime != 0)
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{
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// clip the rotation to small values, to avoid
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// precision problems with huge floats.
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core::vector3df rot = node->getRotation() + Rotation*(diffTime*0.1f);
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if (rot.X>360.f)
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rot.X=fmodf(rot.X, 360.f);
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if (rot.Y>360.f)
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rot.Y=fmodf(rot.Y, 360.f);
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if (rot.Z>360.f)
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rot.Z=fmodf(rot.Z, 360.f);
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node->setRotation(rot);
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StartTime=timeMs;
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}
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}
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}
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//! Writes attributes of the scene node animator.
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void CSceneNodeAnimatorRotation::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const
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{
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ISceneNodeAnimator::serializeAttributes(out, options);
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out->addVector3d("Rotation", Rotation);
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}
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//! Reads attributes of the scene node animator.
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void CSceneNodeAnimatorRotation::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options)
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{
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ISceneNodeAnimator::deserializeAttributes(in, options);
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Rotation = in->getAttributeAsVector3d("Rotation");
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}
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ISceneNodeAnimator* CSceneNodeAnimatorRotation::createClone(ISceneNode* node, ISceneManager* newManager)
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{
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CSceneNodeAnimatorRotation * newAnimator =
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new CSceneNodeAnimatorRotation(StartTime, Rotation);
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newAnimator->cloneMembers(this);
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return newAnimator;
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}
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} // end namespace scene
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} // end namespace irr
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