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8310a3fbad
git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475
147 lines
3.2 KiB
C++
147 lines
3.2 KiB
C++
// 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 "CSceneNodeAnimatorTexture.h"
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#include "ITexture.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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CSceneNodeAnimatorTexture::CSceneNodeAnimatorTexture(const core::array<video::ITexture*>& textures,
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s32 timePerFrame, bool loop, u32 now)
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: ISceneNodeAnimatorFinishing(0),
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TimePerFrame(timePerFrame), Loop(loop)
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{
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#ifdef _DEBUG
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setDebugName("CSceneNodeAnimatorTexture");
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#endif
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for (u32 i=0; i<textures.size(); ++i)
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{
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if (textures[i])
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textures[i]->grab();
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Textures.push_back(textures[i]);
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}
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StartTime = now;
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FinishTime = now + (timePerFrame * Textures.size());
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}
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//! destructor
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CSceneNodeAnimatorTexture::~CSceneNodeAnimatorTexture()
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{
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clearTextures();
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}
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void CSceneNodeAnimatorTexture::clearTextures()
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{
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for (u32 i=0; i<Textures.size(); ++i)
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if (Textures[i])
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Textures[i]->drop();
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}
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//! animates a scene node
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void CSceneNodeAnimatorTexture::animateNode(ISceneNode* node, u32 timeMs)
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{
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if(!node)
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return;
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if (Textures.size())
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{
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const u32 t = (timeMs-(StartTime+PauseTimeSum));
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u32 idx = 0;
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if (!Loop && timeMs >= FinishTime+PauseTimeSum)
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{
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idx = Textures.size() - 1;
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HasFinished = true;
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}
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else
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{
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idx = (t/TimePerFrame) % Textures.size();
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}
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if (idx < Textures.size())
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node->setMaterialTexture(0, Textures[idx]);
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}
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}
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//! Writes attributes of the scene node animator.
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void CSceneNodeAnimatorTexture::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const
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{
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ISceneNodeAnimatorFinishing::serializeAttributes(out, options);
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out->addInt("TimePerFrame", TimePerFrame);
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out->addBool("Loop", Loop);
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// add one texture in addition when serializing for editors
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// to make it easier to add textures quickly
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u32 count = Textures.size();
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if ( options && (options->Flags & io::EARWF_FOR_EDITOR))
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count += 1;
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for (u32 i=0; i<count; ++i)
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{
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core::stringc tname = "Texture";
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tname += (int)(i+1);
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out->addTexture(tname.c_str(), i<Textures.size() ? Textures[i] : 0);
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}
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}
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//! Reads attributes of the scene node animator.
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void CSceneNodeAnimatorTexture::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options)
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{
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ISceneNodeAnimatorFinishing::deserializeAttributes(in, options);
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TimePerFrame = in->getAttributeAsInt("TimePerFrame");
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Loop = in->getAttributeAsBool("Loop");
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clearTextures();
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for(u32 i=1; true; ++i)
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{
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core::stringc tname = "Texture";
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tname += (int)i;
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if (in->existsAttribute(tname.c_str()))
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{
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video::ITexture* tex = in->getAttributeAsTexture(tname.c_str());
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if (tex)
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{
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tex->grab();
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Textures.push_back(tex);
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}
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}
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else
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break;
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}
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}
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ISceneNodeAnimator* CSceneNodeAnimatorTexture::createClone(ISceneNode* node, ISceneManager* newManager)
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{
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CSceneNodeAnimatorTexture * newAnimator =
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new CSceneNodeAnimatorTexture(Textures, TimePerFrame, Loop, StartTime);
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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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