mirror of
https://github.com/minetest/irrlicht.git
synced 2024-12-29 09:27:31 +01:00
147 lines
3.2 KiB
C++
147 lines
3.2 KiB
C++
|
// Copyright (C) 2002-2012 Nikolaus Gebhardt
|
||
|
// This file is part of the "Irrlicht Engine".
|
||
|
// For conditions of distribution and use, see copyright notice in irrlicht.h
|
||
|
|
||
|
#include "CSceneNodeAnimatorTexture.h"
|
||
|
#include "ITexture.h"
|
||
|
|
||
|
namespace irr
|
||
|
{
|
||
|
namespace scene
|
||
|
{
|
||
|
|
||
|
|
||
|
//! constructor
|
||
|
CSceneNodeAnimatorTexture::CSceneNodeAnimatorTexture(const core::array<video::ITexture*>& textures,
|
||
|
s32 timePerFrame, bool loop, u32 now)
|
||
|
: ISceneNodeAnimatorFinishing(0),
|
||
|
TimePerFrame(timePerFrame), Loop(loop)
|
||
|
{
|
||
|
#ifdef _DEBUG
|
||
|
setDebugName("CSceneNodeAnimatorTexture");
|
||
|
#endif
|
||
|
|
||
|
for (u32 i=0; i<textures.size(); ++i)
|
||
|
{
|
||
|
if (textures[i])
|
||
|
textures[i]->grab();
|
||
|
|
||
|
Textures.push_back(textures[i]);
|
||
|
}
|
||
|
|
||
|
StartTime = now;
|
||
|
FinishTime = now + (timePerFrame * Textures.size());
|
||
|
}
|
||
|
|
||
|
|
||
|
//! destructor
|
||
|
CSceneNodeAnimatorTexture::~CSceneNodeAnimatorTexture()
|
||
|
{
|
||
|
clearTextures();
|
||
|
}
|
||
|
|
||
|
|
||
|
void CSceneNodeAnimatorTexture::clearTextures()
|
||
|
{
|
||
|
for (u32 i=0; i<Textures.size(); ++i)
|
||
|
if (Textures[i])
|
||
|
Textures[i]->drop();
|
||
|
}
|
||
|
|
||
|
|
||
|
//! animates a scene node
|
||
|
void CSceneNodeAnimatorTexture::animateNode(ISceneNode* node, u32 timeMs)
|
||
|
{
|
||
|
if(!node)
|
||
|
return;
|
||
|
|
||
|
if (Textures.size())
|
||
|
{
|
||
|
const u32 t = (timeMs-(StartTime+PauseTimeSum));
|
||
|
|
||
|
u32 idx = 0;
|
||
|
if (!Loop && timeMs >= FinishTime+PauseTimeSum)
|
||
|
{
|
||
|
idx = Textures.size() - 1;
|
||
|
HasFinished = true;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
idx = (t/TimePerFrame) % Textures.size();
|
||
|
}
|
||
|
|
||
|
if (idx < Textures.size())
|
||
|
node->setMaterialTexture(0, Textures[idx]);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
|
||
|
//! Writes attributes of the scene node animator.
|
||
|
void CSceneNodeAnimatorTexture::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const
|
||
|
{
|
||
|
ISceneNodeAnimatorFinishing::serializeAttributes(out, options);
|
||
|
|
||
|
out->addInt("TimePerFrame", TimePerFrame);
|
||
|
out->addBool("Loop", Loop);
|
||
|
|
||
|
// add one texture in addition when serializing for editors
|
||
|
// to make it easier to add textures quickly
|
||
|
|
||
|
u32 count = Textures.size();
|
||
|
if ( options && (options->Flags & io::EARWF_FOR_EDITOR))
|
||
|
count += 1;
|
||
|
|
||
|
for (u32 i=0; i<count; ++i)
|
||
|
{
|
||
|
core::stringc tname = "Texture";
|
||
|
tname += (int)(i+1);
|
||
|
|
||
|
out->addTexture(tname.c_str(), i<Textures.size() ? Textures[i] : 0);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
|
||
|
//! Reads attributes of the scene node animator.
|
||
|
void CSceneNodeAnimatorTexture::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options)
|
||
|
{
|
||
|
ISceneNodeAnimatorFinishing::deserializeAttributes(in, options);
|
||
|
|
||
|
TimePerFrame = in->getAttributeAsInt("TimePerFrame");
|
||
|
Loop = in->getAttributeAsBool("Loop");
|
||
|
|
||
|
clearTextures();
|
||
|
|
||
|
for(u32 i=1; true; ++i)
|
||
|
{
|
||
|
core::stringc tname = "Texture";
|
||
|
tname += (int)i;
|
||
|
|
||
|
if (in->existsAttribute(tname.c_str()))
|
||
|
{
|
||
|
video::ITexture* tex = in->getAttributeAsTexture(tname.c_str());
|
||
|
if (tex)
|
||
|
{
|
||
|
tex->grab();
|
||
|
Textures.push_back(tex);
|
||
|
}
|
||
|
}
|
||
|
else
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
|
||
|
ISceneNodeAnimator* CSceneNodeAnimatorTexture::createClone(ISceneNode* node, ISceneManager* newManager)
|
||
|
{
|
||
|
CSceneNodeAnimatorTexture * newAnimator =
|
||
|
new CSceneNodeAnimatorTexture(Textures, TimePerFrame, Loop, StartTime);
|
||
|
newAnimator->cloneMembers(this);
|
||
|
|
||
|
return newAnimator;
|
||
|
}
|
||
|
|
||
|
|
||
|
} // end namespace scene
|
||
|
} // end namespace irr
|
||
|
|