void BoxTest::testGetters() {
const Geometry::Box b1(-1.0f, 1.0f, -2.0f, 2.0f, -3.0f, 3.0f);
const Geometry::Box b2;
CPPUNIT_ASSERT(b1.getMaxX() == 1.0f);
CPPUNIT_ASSERT(b1.getMax(Geometry::dimension_t::X) == 1.0f);
CPPUNIT_ASSERT(b1.getMaxY() == 2.0f);
CPPUNIT_ASSERT(b1.getMax(Geometry::dimension_t::Y) == 2.0f);
CPPUNIT_ASSERT(b1.getMaxZ() == 3.0f);
CPPUNIT_ASSERT(b1.getMax(Geometry::dimension_t::Z) == 3.0f);
CPPUNIT_ASSERT(b1.getMinX() == -1.0f);
CPPUNIT_ASSERT(b1.getMin(Geometry::dimension_t::X) == -1.0f);
CPPUNIT_ASSERT(b1.getMinY() == -2.0f);
CPPUNIT_ASSERT(b1.getMin(Geometry::dimension_t::Y) == -2.0f);
CPPUNIT_ASSERT(b1.getMinZ() == -3.0f);
CPPUNIT_ASSERT(b1.getMin(Geometry::dimension_t::Z) == -3.0f);
CPPUNIT_ASSERT(b1.getExtentMax() == 6.0f);
CPPUNIT_ASSERT(b1.getExtentMin() == 2.0f);
CPPUNIT_ASSERT(b1.getExtentX() == 2.0f);
CPPUNIT_ASSERT(b1.getExtent(Geometry::dimension_t::X) == 2.0f);
CPPUNIT_ASSERT(b1.getExtentY() == 4.0f);
CPPUNIT_ASSERT(b1.getExtent(Geometry::dimension_t::Y) == 4.0f);
CPPUNIT_ASSERT(b1.getExtentZ() == 6.0f);
CPPUNIT_ASSERT(b1.getExtent(Geometry::dimension_t::Z) == 6.0f);
CPPUNIT_ASSERT(b1.getVolume() == 48.0f);
CPPUNIT_ASSERT(b1.getSurfaceArea() == 88.0f);
CPPUNIT_ASSERT(b1.getCenter() == Geometry::Vec3(0.0f, 0.0f, 0.0f));
CPPUNIT_ASSERT(b1.getBoundingSphereRadius() == 0.5f * std::sqrt(56.0f));
}
void drawBox(RenderingContext & rc, const Geometry::Box & box) {
static Util::Reference<Mesh> mesh;
if (mesh.isNull()) {
VertexDescription vertexDescription;
vertexDescription.appendPosition3D();
vertexDescription.appendNormalFloat();
const Geometry::Box unitBox(Geometry::Vec3(-0.5f, -0.5f, -0.5f), Geometry::Vec3(0.5f, 0.5f, 0.5f));
mesh = MeshUtils::MeshBuilder::createBox(vertexDescription, unitBox);
}
Geometry::Matrix4x4 matrix;
matrix.translate(box.getCenter());
matrix.scale(box.getExtentX(), box.getExtentY(), box.getExtentZ());
rc.pushMatrix_modelToCamera();
rc.multMatrix_modelToCamera(matrix);
rc.displayMesh(mesh.get());
rc.popMatrix_modelToCamera();
}
void PolygonDensityEvaluator::calcPriority(Region * r)
{
int testsPerAxis = getAttribute(Util::StringIdentifier("#Tests per axis"))->toUnsignedInt();
Geometry::Box box = r->getBounds();
PrioSplit px = calcPriority(Geometry::Helper::splitUpBox(box, testsPerAxis,1,1));
PrioSplit py = calcPriority(Geometry::Helper::splitUpBox(box, 1,testsPerAxis,1));
PrioSplit pz = calcPriority(Geometry::Helper::splitUpBox(box, 1,1,testsPerAxis));
float volumePower = pow(box.getVolume(), getAttribute(Util::StringIdentifier("Volume Power"))->toFloat());
px.prio *= volumePower;
py.prio *= volumePower;
pz.prio *= volumePower;
float p = std::max(std::max(px.prio,py.prio),pz.prio);
r->setAttribute(Util::StringIdentifier("PolygonDensityPrio"), GenericAttribute::createNumber<float>(p));
float f = getAttribute(Util::StringIdentifier("Extent Power"))->toFloat();
px.prio *= pow(box.getExtentX(),f);
py.prio *= pow(box.getExtentY(),f);
pz.prio *= pow(box.getExtentZ(),f);
p = std::max(std::max(px.prio,py.prio),pz.prio);
if(p==px.prio) {
r->setAttribute(Util::StringIdentifier("PolygonDensitySplit"), GenericAttribute::createNumber<int>(0));
r->setAttribute(Util::StringIdentifier("PolygonDensityRatio"), GenericAttribute::createNumber<float>(px.ratio));
}
else if(p==py.prio) {
r->setAttribute(Util::StringIdentifier("PolygonDensitySplit"), GenericAttribute::createNumber<int>(1));
r->setAttribute(Util::StringIdentifier("PolygonDensityRatio"), GenericAttribute::createNumber<float>(py.ratio));
}
else if(p==pz.prio) {
r->setAttribute(Util::StringIdentifier("PolygonDensitySplit"), GenericAttribute::createNumber<int>(2));
r->setAttribute(Util::StringIdentifier("PolygonDensityRatio"), GenericAttribute::createNumber<float>(pz.ratio));
}
else FAIL();
}
static void describeGeometryNode(ExporterContext & /*ctxt*/,DescriptionMap & desc, Node * node) {
desc.setString(Consts::ATTR_NODE_TYPE, Consts::NODE_TYPE_GEOMETRY);
std::unique_ptr<DescriptionMap> dataDesc(new DescriptionMap);
GeometryNode * gn = dynamic_cast<GeometryNode*>(node);
// annotate with bounding box
const Geometry::Box bb = gn->getBB();
const Geometry::Vec3 center = bb.getCenter();
std::stringstream s;
s << center.getX() << " " << center.getY() << " " << center.getZ() << " " << bb.getExtentX() << " " << bb.getExtentY() << " " << bb.getExtentZ();
dataDesc->setString(Consts::ATTR_MESH_BB, s.str());
Rendering::Mesh * m = gn->getMesh();
if(m!=nullptr) { // mesh present?
// no filename -> store data in .minsg
if(m->getFileName().empty()) {
std::ostringstream meshStream;
if(Rendering::Serialization::saveMesh(gn->getMesh(), "mmf", meshStream)) {
dataDesc->setString(Consts::ATTR_DATA_TYPE,"mesh");
dataDesc->setString(Consts::ATTR_DATA_ENCODING,"base64");
const std::string streamString = meshStream.str();
const std::string meshString = Util::encodeBase64(std::vector<uint8_t>(streamString.begin(), streamString.end()));
dataDesc->setString(Consts::DATA_BLOCK,meshString);
}
} else { // filename given?
Util::FileName meshFilename(m->getFileName());
// // make path to mesh relative to scene (if mesh lies below the scene)
// Util::FileUtils::makeRelativeIfPossible(ctxt.sceneFile, meshFilename);
dataDesc->setString(Consts::ATTR_DATA_TYPE,"mesh");
dataDesc->setString(Consts::ATTR_MESH_FILENAME,meshFilename.toShortString());
}
ExporterTools::addDataEntry(desc, std::move(dataDesc));
}
}