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From Boris Bralo, addition of support for osgSim::LightPoint's into TXP

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plugin.
This commit is contained in:
Robert Osfield
2003-09-07 14:18:22 +00:00
parent 507c9c4cf2
commit cf1fe8edc2
8 changed files with 243 additions and 6 deletions
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82
src/osgPlugins/txp/TrPageParser.cpp
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@@ -35,6 +35,10 @@
#include <osg/Light>
#include <osg/Notify>
#include <osg/PolygonOffset>
#include <osg/MatrixTransform>
#include <osgSim/LightPointNode>
#include <osg/Point>
#include "TrPageParser.h"
#include "TrPageArchive.h"
@@ -867,6 +871,76 @@ void* tileHeaderRead::Parse(trpgToken /*tok*/,trpgReadBuffer &buf)
}
//----------------------------------------------------------------------------
//
// light Reader Class
//
//----------------------------------------------------------------------------
lightRead::lightRead (TrPageParser *in_parse)
{
parse = in_parse;
}
//----------------------------------------------------------------------------
void* lightRead::Parse(trpgToken /*tok*/,trpgReadBuffer &buf)
{
trpgLight light;
if (!light.Read(buf))
return NULL;
int attr_index;
light.GetAttrIndex(attr_index);
DefferedLightAttribute& dla = parse->GetLightAttribute(attr_index);
osgSim::LightPointNode* node = dla.lightPoint.get();
uint32 nvert;
light.GetNumVertices(nvert);
if( node->getLightPoint(0)._sector.valid() ) // osgSim::LigthPoint is a must
{
for(unsigned int i = 0; i < nvert; i++){
trpg3dPoint pt;
light.GetVertex(i, pt);
osg::Matrix matrix;
// matrix.makeTranslate(pt.x,pt.y,pt.z);
matrix.makeRotate(osg::Quat(0.0,dla.attitude));
matrix.setTrans(pt.x,pt.y,pt.z);
osg::MatrixTransform* trans = new osg::MatrixTransform();
trans->setMatrix(matrix);
trans->addChild(node);
parse->AddIntoSceneGraph(trans);
}
}
else { //Fall back to osg::Points
Vec3Array* vertices = new Vec3Array(nvert);
Vec4Array* colors = new Vec4Array(nvert);
for(unsigned int i = 0; i < nvert; i++){
trpg3dPoint pt;
light.GetVertex(i, pt);
(*vertices)[i] = osg::Vec3(pt.x,pt.y,pt.z);
(*colors)[i] = node->getLightPoint(0)._color;
}
osg::Geometry* geom = new osg::Geometry();
geom->addPrimitiveSet(new DrawArrays(PrimitiveSet::POINTS,0,nvert));
geom->setVertexArray(vertices);
geom->setColorArray(colors);
geom->setColorBinding(osg::Geometry::BIND_PER_VERTEX);
geom->setUseDisplayList(false);
geom->setStateSet(dla.fallback.get());
GeodeGroup *top = parse->GetCurrTop();
Geode *geode = top->GetGeode();
geode->addDrawable(geom);
}
return (void *) 1;
}
/* ********************************** */
//----------------------------------------------------------------------------
@@ -889,6 +963,9 @@ TrPageParser::TrPageParser(TrPageArchive* parent)
AddCallback(TRPG_MODELREF,new modelRefRead(this));
AddCallback(TRPG_LAYER,new layerRead(this));
AddCallback(TRPGTILEHEADER,new tileHeaderRead(this));
AddCallback(TRPG_LIGHT,new lightRead(this));
// AddCallback(TRPGLIGHTATTR,new lightAttrRead(this));
// AddCallback(TRPGLIGHTTABLE,new lightTableRead(this));
}
//----------------------------------------------------------------------------
@@ -1250,3 +1327,8 @@ Layer *TrPageParser::GetCurrLayer()
{
return currLayer;
}
DefferedLightAttribute& TrPageParser::GetLightAttribute(int idx)
{
return parent_->GetLightAttribute(idx);
}