VxTile * BuildRootTile(uint8_t const level,
double const minLon,
double const minLat,
double const maxLon,
double const maxLat)
{
VxTile * t = new VxTile;
t->level = level;
t->minLon = minLon;
t->minLat = minLat;
t->maxLon = maxLon;
t->maxLat = maxLat;
t->midLon = (minLon+maxLon)*0.5;
t->midLat = (minLat+maxLat)*0.5;
t->p_ecef_LT = new osg::Vec3d;
*(t->p_ecef_LT) = ConvLLAToECEF(PointLLA(minLon,maxLat));
t->p_ecef_LB = new osg::Vec3d;
*(t->p_ecef_LB) = ConvLLAToECEF(PointLLA(minLon,minLat));
t->p_ecef_RB = new osg::Vec3d;
*(t->p_ecef_RB) = ConvLLAToECEF(PointLLA(maxLon,minLat));
t->p_ecef_RT = new osg::Vec3d;
*(t->p_ecef_RT) = ConvLLAToECEF(PointLLA(maxLon,maxLat));
t->ecef_LM = ConvLLAToECEF(PointLLA(minLon,t->midLat));
t->ecef_MB = ConvLLAToECEF(PointLLA(t->midLon,minLat));
t->ecef_RM = ConvLLAToECEF(PointLLA(maxLon,t->midLat));
t->ecef_MT = ConvLLAToECEF(PointLLA(t->midLon,maxLat));
t->ecef_MM = ConvLLAToECEF(PointLLA(t->midLon,t->midLat));
CalcTileOBB(t);
return t;
}
void buildEarthSurfGeom(double minLon,double minLat,
double maxLon,double maxLat,
unsigned int lonSegments,
unsigned int latSegments,
std::vector<Vec3> &vertexArray,
std::vector<Vec2> &texCoords,
std::vector<size_t> &triIdx)
{
double lonStep = (maxLon-minLon)/lonSegments;
double latStep = (maxLat-minLat)/latSegments;
vertexArray.clear();
texCoords.clear();
triIdx.clear();
// build vertex attributes
Vec3 sVert;
for(int i=0; i <= latSegments; i++) {
for(int j=0; j <= lonSegments; j++) {
// surface vertex
vertexArray.push_back(convLLAToECEF(PointLLA((i*latStep)+minLat,
(j*lonStep)+minLon)));
// surface tex coord
texCoords.push_back(Vec2((j*lonStep)/(maxLon-minLon),
(i*latStep)/(maxLat-minLat)));
}
}
// stitch faces together
unsigned int vIdx=0;
for(int i=0; i < latSegments; i++) {
for(int j=0; j < lonSegments; j++) {
triIdx.push_back(vIdx);
triIdx.push_back(vIdx+lonSegments+1);
triIdx.push_back(vIdx+lonSegments+2);
triIdx.push_back(vIdx);
triIdx.push_back(vIdx+lonSegments+2);
triIdx.push_back(vIdx+1);
vIdx++;
}
vIdx++;
}
}
std::unique_ptr<VxTile> BuildChildTile(VxTile * parent,
uint8_t const quadrant)
{
std::unique_ptr<VxTile> t(new VxTile);
if(quadrant == 0) {
// LT
t->minLon = parent->minLon;
t->maxLon = parent->midLon;
t->minLat = parent->midLat;
t->maxLat = parent->maxLat;
t->p_ecef_LT = parent->p_ecef_LT;
t->p_ecef_LB = &(parent->ecef_LM);
t->p_ecef_RB = &(parent->ecef_MM);
t->p_ecef_RT = &(parent->ecef_MT);
}
else if(quadrant == 1) {
// LB
t->minLon = parent->minLon;
t->maxLon = parent->midLon;
t->minLat = parent->minLat;
t->maxLat = parent->midLat;
t->p_ecef_LT = &(parent->ecef_LM);
t->p_ecef_LB = parent->p_ecef_LB;
t->p_ecef_RB = &(parent->ecef_MB);
t->p_ecef_RT = &(parent->ecef_MM);
}
else if(quadrant == 2) {
// RB
t->minLon = parent->midLon;
t->maxLon = parent->maxLon;
t->minLat = parent->minLat;
t->maxLat = parent->midLat;
t->p_ecef_LT = &(parent->ecef_MM);
t->p_ecef_LB = &(parent->ecef_MB);
t->p_ecef_RB = parent->p_ecef_RB;
t->p_ecef_RT = &(parent->ecef_RM);
}
else {
// RT
t->minLon = parent->midLon;
t->maxLon = parent->maxLon;
t->minLat = parent->midLat;
t->maxLat = parent->maxLat;
t->p_ecef_LT = &(parent->ecef_MT);
t->p_ecef_LB = &(parent->ecef_MM);
t->p_ecef_RB = &(parent->ecef_RM);
t->p_ecef_RT = parent->p_ecef_RT;
}
t->level = parent->level + 1;
t->midLon = (t->minLon+t->maxLon)*0.5;
t->midLat = (t->minLat+t->maxLat)*0.5;
t->ecef_LM = ConvLLAToECEF(PointLLA(t->minLon,t->midLat));
t->ecef_MB = ConvLLAToECEF(PointLLA(t->midLon,t->minLat));
t->ecef_RM = ConvLLAToECEF(PointLLA(t->maxLon,t->midLat));
t->ecef_MT = ConvLLAToECEF(PointLLA(t->midLon,t->maxLat));
t->ecef_MM = ConvLLAToECEF(PointLLA(t->midLon,t->midLat));
CalcTileOBB(t.get());
return t;
}
void GetStreetVx(std::vector<Vec3> &listVx)
{
std::vector<PointLLA> wayPointsLLA;
// WAY ID 22688985
// wayPointsLLA.push_back(PointLLA(43.6762198, -79.3998242));
// wayPointsLLA.push_back(PointLLA(43.6763392, -79.3994667));
// wayPointsLLA.push_back(PointLLA(43.6766179, -79.3981721));
// ??
// wayPointsLLA.push_back(PointLLA(43.67622, -79.399824));
// wayPointsLLA.push_back(PointLLA(43.676339, -79.399467));
// wayPointsLLA.push_back(PointLLA(43.676618, -79.398172));
wayPointsLLA.push_back(PointLLA(43.676987, -79.398323));
wayPointsLLA.push_back(PointLLA(43.677038, -79.398343));
wayPointsLLA.push_back(PointLLA(43.676987, -79.398323));
// wayPointsLLA.push_back(PointLLA(43.676618, -79.398172));
// wayPointsLLA.push_back(PointLLA(43.676636, -79.397989));
// wayPointsLLA.push_back(PointLLA(43.676556, -79.397963));
// wayPointsLLA.push_back(PointLLA(43.676244, -79.397838));
// wayPointsLLA.push_back(PointLLA(43.675483, -79.397543));
// wayPointsLLA.push_back(PointLLA( 43.675437, -79.397525));
// WAY ID 69844700
// wayPointsLLA.push_back(PointLLA(43.6690187, -79.3843227));
// wayPointsLLA.push_back(PointLLA(43.6689848, -79.3843065));
// wayPointsLLA.push_back(PointLLA(43.668562, -79.3841442));
// wayPointsLLA.push_back(PointLLA(43.6684823, -79.3841087));
// wayPointsLLA.push_back(PointLLA(43.6687109, -79.383001));
// wayPointsLLA.push_back(PointLLA(43.6692003, -79.3832128));
// wayPointsLLA.push_back(PointLLA(43.669247, -79.383233));
// DENVER PLACE, SCARBOROUGH (LOOP)
// wayPointsLLA.push_back(PointLLA(43.7682636, -79.2488975));
// wayPointsLLA.push_back(PointLLA(43.7682264, -79.2490949));
// wayPointsLLA.push_back(PointLLA(43.768183, -79.2491464));
// wayPointsLLA.push_back(PointLLA(43.7681148, -79.2491722));
// wayPointsLLA.push_back(PointLLA(43.7680529, -79.2491035));
// wayPointsLLA.push_back(PointLLA(43.7680281, -79.2489834));
// wayPointsLLA.push_back(PointLLA(43.7680529, -79.248889));
// wayPointsLLA.push_back(PointLLA(43.7681768, -79.2488546));
// wayPointsLLA.push_back(PointLLA(43.7682636, -79.2488975));
// STELVIO PASS ITALY
// wayPointsLLA.push_back(PointLLA(46.5315501, 10.4564453));
// wayPointsLLA.push_back(PointLLA(46.5315220, 10.4564494));
// wayPointsLLA.push_back(PointLLA(46.5314896, 10.4564166));
// wayPointsLLA.push_back(PointLLA(46.5313572, 10.4561587));
// wayPointsLLA.push_back(PointLLA(46.5312671, 10.4559397));
// wayPointsLLA.push_back(PointLLA(46.5311671, 10.4558128));
// wayPointsLLA.push_back(PointLLA(46.5310362, 10.4557330));
// wayPointsLLA.push_back(PointLLA(46.5304194, 10.4555181));
// wayPointsLLA.push_back(PointLLA(46.5301335, 10.4552397));
// wayPointsLLA.push_back(PointLLA(46.5300884, 10.4552233));
// wayPointsLLA.push_back(PointLLA(46.5300068, 10.4552315));
// wayPointsLLA.push_back(PointLLA(46.5298772, 10.4552622));
// wayPointsLLA.push_back(PointLLA(46.5296026, 10.4553093));
// wayPointsLLA.push_back(PointLLA(46.5294699, 10.4553312));
// wayPointsLLA.push_back(PointLLA(46.5294350, 10.4553525));
// wayPointsLLA.push_back(PointLLA(46.5294192, 10.4553885));
// wayPointsLLA.push_back(PointLLA(46.5294192, 10.4554343));
// wayPointsLLA.push_back(PointLLA(46.5294328, 10.4554622));
// wayPointsLLA.push_back(PointLLA(46.5294598, 10.4554704));
// wayPointsLLA.push_back(PointLLA(46.5299544, 10.4553508));
// wayPointsLLA.push_back(PointLLA(46.5299746, 10.4553508));
// wayPointsLLA.push_back(PointLLA(46.5299904, 10.4553705));
// wayPointsLLA.push_back(PointLLA(46.5300006, 10.4554114));
// wayPointsLLA.push_back(PointLLA(46.5299938, 10.4554458));
// wayPointsLLA.push_back(PointLLA(46.5299713, 10.4554785));
// wayPointsLLA.push_back(PointLLA(46.5299082, 10.4555015));
// wayPointsLLA.push_back(PointLLA(46.5295071, 10.4555981));
// wayPointsLLA.push_back(PointLLA(46.5294508, 10.4556325));
// wayPointsLLA.push_back(PointLLA(46.5294226, 10.4556734));
// wayPointsLLA.push_back(PointLLA(46.5294238, 10.4557127));
// wayPointsLLA.push_back(PointLLA(46.5294395, 10.4557373));
// wayPointsLLA.push_back(PointLLA(46.5294711, 10.4557422));
// wayPointsLLA.push_back(PointLLA(46.5295758, 10.4557258));
// wayPointsLLA.push_back(PointLLA(46.5298124, 10.4556587));
// wayPointsLLA.push_back(PointLLA(46.5298823, 10.4556701));
// wayPointsLLA.push_back(PointLLA(46.5299431, 10.4556865));
// wayPointsLLA.push_back(PointLLA(46.5300006, 10.4557438));
// wayPointsLLA.push_back(PointLLA(46.5301110, 10.4558928));
// wayPointsLLA.push_back(PointLLA(46.5302901, 10.4561352));
// wayPointsLLA.push_back(PointLLA(46.5306033, 10.4564070));
// convert to ECEF
listVx.resize(wayPointsLLA.size());
Vec3 xlateVec = convLLAToECEF(wayPointsLLA[0]);
for(size_t i=0; i < wayPointsLLA.size(); i++) {
listVx[i] = convLLAToECEF(wayPointsLLA[i]); // convert from LLA
// listVx[i] = listVx[i]-xlateVec; // xlate to center
}
}
