コード例 #1
0
void applyTextures(Group* root, vector<string>& fileVect, vector<Vec2Array*>& coordVect) {
		/*osg::Vec4Array* colors = new osg::Vec4Array;
		if (i == 29){
			colors->push_back(osg::Vec4(1.0f, 1.0f, 1.0f, 1.0f));
		}
		else{
			colors->push_back(osg::Vec4(i/(float)numPlanes, i/(float)numPlanes, i/(float)numPlanes, 1.0f) ); 
		}
		planeGeometry->setColorArray(colors);
		planeGeometry->setColorBinding(osg::Geometry::BIND_OVERALL);*/
	for (int i = 0; i < fileVect.size(); i ++ ){
		if (fileVect[i] == ""){
			continue;
		}
		Geode* currGeode = (Geode*)root->getChild(i);
		Geometry* currGeometry = (Geometry*)currGeode->getDrawable(0);
		Vec2Array* currVectArray = coordVect[i];
		osg::Vec2Array* texcoords = new osg::Vec2Array(currVectArray->size());
		for (int j = 0; j < currVectArray->size(); j ++ ){
			(*texcoords)[j].set(currVectArray->at(j)[0], currVectArray->at(j)[1]);
		}
		currGeometry->setTexCoordArray(0,texcoords);

		osg::Texture2D* currTexture = new osg::Texture2D;
		currTexture->setDataVariance(osg::Object::DYNAMIC);
		osg::Image* currFace = osgDB::readImageFile(fileVect[i]);
		currTexture->setImage(currFace);
		osg::StateSet* state = new osg::StateSet;
		state->setTextureAttributeAndModes(0, currTexture,osg::StateAttribute::ON);
		currGeode->setStateSet(state);
	}
}
コード例 #2
0
ファイル: JTOpenPlugin.cpp プロジェクト: nixz/covise
osg::Node *JTOpenPlugin::createShape(JtkShape *partShape, const char *objName)
{
    //cout << "JtkSHAPE\n";

    Geode *geode = new Geode();
    ref_ptr<Geometry> geom = new Geometry();
    StateSet *geoState = geode->getOrCreateStateSet();
    Vec3Array *vert = new Vec3Array;
    Vec3Array *normalArray = new Vec3Array();
    Vec3Array *colorArray = new Vec3Array();
    Vec2Array *tcArray = new Vec2Array();

    DrawArrayLengths *primitives = NULL;
    if (partShape->typeID() == JtkEntity::JtkPOLYGONSET)
    {
        primitives = new DrawArrayLengths(PrimitiveSet::POLYGON);
    }
    else if (partShape->typeID() == JtkEntity::JtkLINESTRIPSET)
    {
        primitives = new DrawArrayLengths(PrimitiveSet::LINE_STRIP);
    }
    else if (partShape->typeID() == JtkEntity::JtkTRISTRIPSET)
    {
        primitives = new DrawArrayLengths(PrimitiveSet::TRIANGLE_STRIP);
    }
    else
    {
        cerr << "unknown partShape->typeID " << partShape->typeID() << endl;
    }
    geode->setName(objName);
    if (primitives)
    {
        for (int set = 0; set < partShape->numOfSets(); set++)
        {
            float *vertex = NULL,
                  *normal = NULL,
                  *color = NULL,
                  *texture = NULL;
            int vertexCount = -1,
                normCount = -1,
                colorCount = -1,
                textCount = -1;

            partShape->getInternal(vertex, vertexCount, normal, normCount,
                                   color, colorCount, texture, textCount, set);

            primitives->push_back(vertexCount);

            // backFaceCulling nur dann, wenn es im CoviseConfig enabled ist
            /*if(backFaceCulling && (mask & Viewer::MASK_SOLID))
         {
         CullFace *cullFace = new CullFace();        // da viele Modelle backface Culling nicht vertragen (nicht richtig modelliert sind)
         cullFace->setMode(CullFace::BACK);
         geoState->setAttributeAndModes(cullFace, StateAttribute::ON);
         }

         // already done in updateMaterial()
         #if 0
         if(Blended)
         {
         BlendFunc *blendFunc = new BlendFunc();
         blendFunc->setFunction(BlendFunc::SRC_ALPHA, BlendFunc::ONE_MINUS_SRC_ALPHA);
         geoState->setAttributeAndModes(blendFunc, StateAttribute::ON);
         #if 1
         AlphaFunc *alphaFunc = new AlphaFunc();
         alphaFunc->setFunction(AlphaFunc::ALWAYS,1.0);
         geoState->setAttributeAndModes(alphaFunc, StateAttribute::OFF);
         #endif
         }
         #endif
         #ifdef HAVE_OSGNV
         if((strncmp(d_currentObject->node->name(),"combineTextures",15)==0)||(strncmp(objName,"combineTextures",15)==0))
         {
         geoState->setAttributeAndModes(combineTextures.get(), StateAttribute::ON);
         }
         if((strncmp(d_currentObject->node->name(),"combineEnvTextures",15)==0)||(strncmp(objName,"combineEnvTextures",15)==0))
         {
         geoState->setAttributeAndModes(combineEnvTextures.get(), StateAttribute::ON);
         }
         #endif*/

            if (vertex && (vertexCount > 0))
            {
                for (int elems = 0; elems < vertexCount; elems++)
                {
                    vert->push_back(Vec3(vertex[elems * 3 + 0], vertex[elems * 3 + 1], vertex[elems * 3 + 2]));
                }
                JtkEntityFactory::deleteMemory(vertex);
            }

            if (normal && (normCount > 0))
            {
                for (int elems = 0; elems < normCount; elems++)
                {
                    normalArray->push_back(Vec3(normal[elems * 3 + 0], normal[elems * 3 + 1], normal[elems * 3 + 2]));
                }
                if (normCount == vertexCount)
                {
                }
                else
                {
                    //geom->setNormalBinding(Geometry::BIND_PER_PRIMITIVE);
                    std::cerr << "JTOpen: normals per primitive not supported" << std::endl;
                }
                JtkEntityFactory::deleteMemory(normal);
            }
            else // generate normals
            {
            }

            if (color && (colorCount > 0))
            {

                for (int elems = 0; elems < colorCount; elems++)
                {
                    colorArray->push_back(Vec3(color[elems * 3 + 0], color[elems * 3 + 1], color[elems * 3 + 2]));
                }

                if (colorCount == vertexCount)
                {
                }
                else
                {
                    //geom->setColorBinding(Geometry::BIND_PER_PRIMITIVE);
                    std::cerr << "JTOpen: colors per primitive not supported" << std::endl;
                }
                JtkEntityFactory::deleteMemory(color);
            }

            if (texture && (textCount > 0))
            {

                for (int elems = 0; elems < textCount; elems++)
                {
                    tcArray->push_back(Vec2(texture[elems * 2 + 0], texture[elems * 2 + 1]));
                }
                JtkEntityFactory::deleteMemory(texture);
            }

            /*   if(!(mask & Viewer::MASK_CONVEX))
         {
         osgUtil::Tesselator *tess = new osgUtil::Tesselator;
         tess->retesselatePolygons(*geom);
         //delete[] tess;
         }*/

            // if enabled, generate tri strips, but not for animated objects
            // if(genStrips && strncmp(objName, "Animated", 8))
            {
                //      d_stripper->stripify(*geom);
            }
        }
        geom->setVertexArray(vert);
        geom->addPrimitiveSet(primitives);
        if (normalArray->size() > 0)
        {
            geom->setNormalArray(normalArray);
            geom->setNormalBinding(Geometry::BIND_PER_VERTEX);
        }
        if (colorArray->size() > 0)
        {
            geom->setColorArray(colorArray);
            geom->setColorBinding(Geometry::BIND_PER_VERTEX);
        }
        if (tcArray->size() > 0)
            geom->setTexCoordArray(0, tcArray);
        if (normalArray->size() == 0)
        {
            osgUtil::SmoothingVisitor::smooth(*(geom.get()), 40.0 / 180.0 * M_PI);
        }
        geode->addDrawable(geom.get());
        geode->setStateSet(geoState);
        return geode;
    }
    return NULL;
}