void initFloor(void)
{
OSG::GeometryUnrecPtr floor = OSG::makePlaneGeo(2000.f, 2000.f, 10, 10);
OSG::NodeUnrecPtr floorN = OSG::makeNodeFor(floor);
OSG::TransformUnrecPtr xform = OSG::Transform::create();
OSG::NodeUnrecPtr xformN = OSG::makeNodeFor(xform);
OSG::ImageUnrecPtr img = OSG::ImageFileHandler::the()->read("sand1Tile.png");
OSG::TextureObjChunkUnrecPtr tex = OSG::TextureObjChunk::create();
tex->setImage(img);
OSG::ChunkMaterial *chunkMat = dynamic_cast<OSG::ChunkMaterial *>(floor->getMaterial());
if(chunkMat != NULL)
{
chunkMat->addChunk(tex);
}
OSG::Quaternion quat;
quat.setValueAsAxisDeg(OSG::Vec3f(1.f, 0.f, 0.f), -90.f);
xform->editMatrix().setRotate(quat);
xformN->addChild(floorN);
g->rootN->addChild(xformN);
}
void enableRenderMode(OSG::SkinnedGeometry::RenderModeE rm)
{
if(g->renderMode == rm)
return;
if(g->renderMode == OSG::SkinnedGeometry::RMSkinnedGPU)
{
// remove shader chunk
MaterialStore::iterator mIt = g->materials.begin();
MaterialStore::iterator mEnd = g->materials.end ();
for(; mIt != mEnd; ++mIt)
{
OSG::ChunkMaterial *chunkMat = dynamic_cast<OSG::ChunkMaterial *>((*mIt));
if(chunkMat != NULL)
chunkMat->subChunk(g->skinShader);
}
}
if(rm == OSG::SkinnedGeometry::RMSkinnedGPU)
{
// add shader chunk
MaterialStore::iterator mIt = g->materials.begin();
MaterialStore::iterator mEnd = g->materials.end ();
for(; mIt != mEnd; ++mIt)
{
OSG::ChunkMaterial *chunkMat = dynamic_cast<OSG::ChunkMaterial *>((*mIt));
if(chunkMat != NULL)
chunkMat->addChunk(g->skinShader);
}
}
SkinnedGeoStore::iterator sIt = g->skinGeos.begin();
SkinnedGeoStore::iterator sEnd = g->skinGeos.end ();
for(; sIt != sEnd; ++sIt)
{
(*sIt)->setRenderMode(rm);
}
FLOG(("enable render mode %d\n", rm));
g->renderMode = rm;
}
void loadTextures(void)
{
MaterialStore::iterator mIt = g->materials.begin();
MaterialStore::iterator mEnd = g->materials.end ();
for(; mIt != mEnd; ++mIt)
{
if(OSG::getName(*mIt) != NULL)
{
FLOG(("mat name '%s'\n", OSG::getName(*mIt)));
std::string matName = OSG::getName(*mIt);
TextureMap::iterator tIt = g->texMap.find(matName);
if(tIt == g->texMap.end())
{
std::string::size_type pos = matName.find("_");
std::string texName = matName.substr(0, pos) + "_diffuse.tga";
OSG::ImageUnrecPtr texImg = OSG::ImageFileHandler::the()->read(texName.c_str());
OSG::TextureObjChunkUnrecPtr texObj = OSG::TextureObjChunk::create();
texObj->setImage(texImg);
g->texMap.insert(TextureMap::value_type(matName, texObj));
tIt = g->texMap.find(matName);
}
OSG_ASSERT(tIt != g->texMap.end());
OSG::ChunkMaterial *chunkMat = dynamic_cast<OSG::ChunkMaterial*>(*mIt);
if(chunkMat != NULL)
{
FLOG(("adding texture chunk\n"));
chunkMat->addChunk((*tIt).second);
}
}
}
}
void prepareSceneGraph(OSG::Node * const node)
{
if(!prepared)
{
polygonChunk = OSG::PolygonChunk::create();
prepared = true;
}
OSG::NodeCore *core =node->getCore();
if(core != NULL)
{
OSG::Geometry *geo = dynamic_cast<OSG::Geometry *>(core);
if(geo != NULL)
{
OSG::Material *mat = geo->getMaterial();
if(mat != NULL)
{
OSG::ChunkMaterial *cmat =
dynamic_cast<OSG::ChunkMaterial *>(mat);
if(cmat->find(OSG::PolygonChunk::getClassType()) == NULL)
{
cmat->addChunk(polygonChunk);
}
}
// get num positions
OSG::GeoVectorProperty *positionsPtr=geo->getPositions();
if(positionsPtr != NULL)
sum_positions += positionsPtr->size32();
// get num triangles
OSG::UInt32 triangle=0;
OSG::UInt32 line=0;
OSG::UInt32 point=0;
calcPrimitiveCount(geo,triangle,line,point);
sum_triangles += triangle;
// sum of geometry nodes
++sum_geometries;
}
else
{
OSG::MaterialGroup *matGrp =
dynamic_cast<OSG::MaterialGroup *>(core);
if(matGrp != NULL)
{
OSG::Material *mat = matGrp->getMaterial();
if(mat != NULL)
{
OSG::ChunkMaterial *cmat =
dynamic_cast<OSG::ChunkMaterial *>(mat);
if(cmat->find(OSG::PolygonChunk::getClassType()) == NULL)
{
cmat->addChunk(polygonChunk);
}
}
}
else
{
OSG::ProxyGroup *proxy = dynamic_cast<OSG::ProxyGroup *>(core);
if(proxy != NULL)
{
sum_triangles += proxy->getTriangles();
sum_positions += proxy->getPositions();
sum_geometries += proxy->getGeometries();
}
}
}
}
for(OSG::MFUnrecChildNodePtr::const_iterator nI=node->getMFChildren()->begin();
nI != node->getMFChildren()->end();
++nI)
{
prepareSceneGraph(*nI);
}
}