void VboCircleRenderer::setup(float w, float h) {
width = w;
height = h;
baseRad = width;
initVbo();
}
void VboCircleRenderer::setup() {
width = ofGetWidth();
height = ofGetHeight();
baseRad = width;
initVbo();
}
bool OBJ::read(const QString &path)
{
// Open the file
QString obj = QString(path);
QFile file(obj);
if (!file.open(QFile::ReadOnly | QFile::Text)) return false;
QTextStream f(&file);
QString line;
vertices.clear();
normals.clear();
vertexNormals.clear();
vertexNormalContributions.clear();
triangles.clear();
boundingBox = BoundingBox();
// Read the file
QRegExp spaces("\\s+");
Vector3 currKA;
Vector3 currKD;
do {
line = f.readLine().trimmed();
QStringList parts = line.split(spaces);
if (parts.isEmpty()) continue;
if (parts[0] == "ka" && parts.count() >= 4) {
float x = parts[1].toFloat();
float y = parts[2].toFloat();
float z = parts[3].toFloat();
currKA = Vector3(x,y,z);
} else if(parts[0] == "kd" && parts.count() >= 4) {
float x = parts[1].toFloat();
float y = parts[2].toFloat();
float z = parts[3].toFloat();
currKD = Vector3(x,y,z);
} else if (parts[0] == "v" && parts.count() >= 4) {
float x = parts[1].toFloat();
float y = parts[2].toFloat();
float z = parts[3].toFloat();
vertices += Vertex(x,y,z,currKA,currKD);
vertexNormals += Vector3(0,0,0);
vertexNormalContributions += 0;
//Bounding box info to position camera correctly
boundingBox.maxX = max(x, boundingBox.maxX );
boundingBox.minX = min(x, boundingBox.minX );
boundingBox.maxY = max(y, boundingBox.maxY );
boundingBox.minY = min(y, boundingBox.minY );
boundingBox.maxZ = max(z, boundingBox.maxZ );
boundingBox.minZ = min(z, boundingBox.minZ );
} else if (parts[0] == "vn" && parts.count() >= 4) {
normals += Vector3(parts[1].toFloat(), parts[2].toFloat(), parts[3].toFloat());
} else if (parts[0] == "f" && parts.count() >= 4) {
// Convert polygons into triangle fans
Index a = getIndex(parts[1]);
Index b = getIndex(parts[2]);
for (int i = 3; i < parts.count(); i++) {
Index c = getIndex(parts[i]);
triangles += Triangle(a, b, c);
b = c;
}
}
} while (!line.isNull());
boundingBox.center = Vector3((boundingBox.maxX + boundingBox.minX) / 2,
(boundingBox.maxY + boundingBox.minY) / 2,
(boundingBox.maxZ + boundingBox.minZ) / 2);
computeNormals();
initVbo();
return true;
}
