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From Farshid Lashkari, Added ability to read/write the texture tile

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settings of osgParticle::Particle to .osg files.
This commit is contained in:
Robert Osfield 2006-03-17 14:05:40 +00:00
parent 4291dd8d60
commit 14dab7f818
2 changed files with 30 additions and 0 deletions
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19
include/osgParticle/Particle
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@ -146,6 +146,15 @@ namespace osgParticle
/// Get the t texture coordinate of the bottom left of the particle
inline float getTCoord() const { return _t_coord; }
/// Get width of texture tile
inline int getTileS() const;
/// Get height of texture tile
inline int getTileT() const;
/// Get number of texture tiles
inline int getNumTiles() const { return _num_tile; }
/** Kill the particle on next update
NOTE: after calling this function, the <CODE>isAlive()</CODE> method will still
return true until the particle is updated again.
@ -396,6 +405,16 @@ namespace osgParticle
return _prev_angle;
}
inline int Particle::getTileS() const
{
return (_s_tile>0.0f) ? static_cast<int>(1.0f / _s_tile) : 1;
}
inline int Particle::getTileT() const
{
return (_t_tile>0.0f) ? static_cast<int>(1.0f / _t_tile) : 1;
}
inline void Particle::kill()
{
_mustdie = true;

11
src/osgPlugins/osgParticle/IO_Particle.cpp
View File

@ -124,6 +124,16 @@ bool read_particle(osgDB::Input &fr, osgParticle::Particle &P)
}
}
if (fr[0].matchWord("textureTile")) {
int sTile,tTile,numTiles;
if (fr[1].getInt(sTile) && fr[2].getInt(tTile) && fr[3].getInt(numTiles)) {
P.setTextureTile(sTile,tTile,numTiles);
fr += 4;
itAdvanced = true;
}
}
// interpolators
if (fr[0].matchWord("sizeInterpolator") && fr[1].matchString("{")) {
@ -206,6 +216,7 @@ void write_particle(const osgParticle::Particle &P, osgDB::Output &fw)
fw.indent() << "radius " << P.getRadius() << std::endl;
fw.indent() << "mass " << P.getMass() << std::endl;
fw.indent() << "textureTile " << P.getTileS() << " " << P.getTileT() << " " << P.getNumTiles() << std::endl;
// interpolators