VRGeometryPtr loadPly(string filename) {
GeoUInt8PropertyRecPtr Type = GeoUInt8Property::create();
GeoUInt32PropertyRecPtr Length = GeoUInt32Property::create();
GeoPnt3fPropertyRecPtr Pos = GeoPnt3fProperty::create();
GeoVec3fPropertyRecPtr Norms = GeoVec3fProperty::create();
GeoVec3fPropertyRecPtr Cols = GeoVec3fProperty::create();
GeoUInt32PropertyRecPtr Indices = GeoUInt32Property::create();
SimpleMaterialRecPtr Mat = SimpleMaterial::create();
GeoVec2fPropertyRecPtr Tex = GeoVec2fProperty::create();
Mat->setLit(false);
Mat->setDiffuse(Color3f(0.8,0.8,0.6));
Mat->setAmbient(Color3f(0.4, 0.4, 0.2));
Mat->setSpecular(Color3f(0.1, 0.1, 0.1));
ifstream file(filename.c_str());
string line;
list<element> elements;
while (getline(file, line)) {
if (line == "end_header") break;
auto data = splitString(line, ' ');
if (data[0] == "element") elements.push_back( element(data[1], toInt(data[2]) ) );
if (data[0] == "property") {
if (data.size() == 3) elements.back().properties.push_back( property(data[1], data[2]) );
else elements.back().properties.push_back( property(data[1], data[2]) );
}
}
int N = 0;
for (auto e : elements) N += e.N;
VRProgress progress("load PLY " + filename, N);
for (auto e : elements) {
if (e.type == "vertex") {
Vec3f p, n;
Vec3i c;
Vec2f t;
bool doP = 0, doN = 0, doC = 0, doT = 0;
for (int i=0; i<e.N; i++) {
progress.update(1);
getline(file, line);
istringstream iss(line);
for (auto prop : e.properties) {
if (prop.name == "x") { iss >> p[0]; doP = 1; }
if (prop.name == "y") { iss >> p[1]; doP = 1; }
if (prop.name == "z") { iss >> p[2]; doP = 1; }
if (prop.name == "nx") { iss >> n[0]; doN = 1; }
/** Create a mesh using vectors with positions, normals, indices && optionaly texture coordinates **/
void VRGeometry::create(int type, vector<Vec3f> pos, vector<Vec3f> norms, vector<int> inds, vector<Vec2f> texs) {
bool doTex = (texs.size() == pos.size());
GeoUInt8PropertyRecPtr Type = GeoUInt8Property::create();
GeoUInt32PropertyRecPtr Length = GeoUInt32Property::create();
GeoPnt3fPropertyRecPtr Pos = GeoPnt3fProperty::create();
GeoVec3fPropertyRecPtr Norms = GeoVec3fProperty::create();
GeoUInt32PropertyRecPtr Indices = GeoUInt32Property::create();
SimpleMaterialRecPtr Mat = SimpleMaterial::create();
GeoVec2fPropertyRecPtr Tex = 0;
if (doTex) Tex = GeoVec2fProperty::create();
Type->addValue(type);
Length->addValue(inds.size());
//positionen und Normalen
for(uint i=0;i<pos.size();i++) {
Pos->addValue(pos[i]);
Norms->addValue(norms[i]);
if (doTex) Tex->addValue(texs[i]);
}
for(uint i=0;i<inds.size();i++) {
Indices->addValue(inds[i]);
}
Mat->setDiffuse(Color3f(0.8,0.8,0.6));
Mat->setAmbient(Color3f(0.4, 0.4, 0.2));
Mat->setSpecular(Color3f(0.1, 0.1, 0.1));
GeometryRecPtr geo = Geometry::create();
geo->setTypes(Type);
geo->setLengths(Length);
geo->setIndices(Indices);
geo->setPositions(Pos);
geo->setNormals(Norms);
if (doTex) geo->setTexCoords(Tex);
geo->setMaterial(Mat);
setMesh(geo);
}
void VRBlinds::create() {
vector<Vec3f> norms;
vector<int> inds;
vector<Vec2f> texs;
for (int i=0;i<20;i++) {//20 blend elements
bl_pos_closed.push_back(Vec3f(0.55, -0.07*i, 0));
bl_pos_closed.push_back(Vec3f(0.55, -0.07*(i+0.3), -0.04));
bl_pos_closed.push_back(Vec3f(0.55, -0.07*(i+0.9), -0.08));
bl_pos_closed.push_back(Vec3f(-0.55, -0.07*(i+0.9), -0.08));
bl_pos_closed.push_back(Vec3f(-0.55, -0.07*(i+0.3), -0.04));
bl_pos_closed.push_back(Vec3f(-0.55, -0.07*i, 0));
bl_pos_open.push_back(Vec3f(0.55, -0.01*i, 0));
bl_pos_open.push_back(Vec3f(0.55, -0.01*(i-0.7), -0.05));
bl_pos_open.push_back(Vec3f(0.55, -0.01*i, -0.1));
bl_pos_open.push_back(Vec3f(-0.55, -0.01*i, -0.1));
bl_pos_open.push_back(Vec3f(-0.55, -0.01*(i-0.7), -0.05));
bl_pos_open.push_back(Vec3f(-0.55, -0.01*i, 0));
inds.push_back(i*6+0);//quad1
inds.push_back(i*6+1);//quad1
inds.push_back(i*6+4);//quad1
inds.push_back(i*6+5);//quad1
for (int j=1;j<5;j++) inds.push_back(i*6+j);//quad2
for (int j=0;j<6;j++) norms.push_back(Vec3f(0,1,0));
texs.push_back(Vec2f(1,0));
texs.push_back(Vec2f(1,0.5));
texs.push_back(Vec2f(1,1));
texs.push_back(Vec2f(0,1));
texs.push_back(Vec2f(0,0.5));
texs.push_back(Vec2f(0,0));
}
blend_geo = new VRGeometry("blend");
blend_geo->create(GL_QUADS, bl_pos_open, norms, inds, texs);
Vec3f pos = window->getGeometricCenter();
Vec3f norm = window->getAverageNormal();
norm.normalize();
pos[2] = window->getMax(2);
Matrix m = window->getWorldMatrix();
m.mult(pos, pos);
m.mult(norm, norm);
blend_geo->setPose(pos, pos + norm, Vec3f(0,1,0));
scene->add(blend_geo);
SimpleMaterialRecPtr mat = SimpleMaterial::create();
mat->setDiffuse(Color3f(0.5,0.5,0.5));
mat->setAmbient(Color3f(0.2, 0.2, 0.2));
mat->setSpecular(Color3f(0.1, 0.1, 0.1));
blend_geo->setMaterial(mat);
}