RBFVectorFieldGenerator2D::RBFVectorFieldGenerator2D()
: Processor()
, vectorField_("vectorField", DataVec4Float32::get(), false)
, size_("size", "Volume size", ivec2(700, 700), ivec2(1, 1), ivec2(1024, 1024))
, seeds_("seeds", "Number of seeds", 9, 1, 100)
, shape_("shape", "Shape Parameter", 1.2f, 0.0001f, 10.0f, 0.0001f)
, gaussian_("gaussian", "Gaussian")
, randomness_("randomness", "Randomness")
, useSameSeed_("useSameSeed", "Use same seed", true)
, seed_("seed", "Seed", 1, 0, std::numeric_limits<int>::max())
, rd_()
, mt_(rd_())
, theta_(0, 2 * M_PI)
, x_(-1.0, 1.0) {
addPort(vectorField_);
addProperty(size_);
addProperty(seeds_);
addProperty(shape_);
addProperty(gaussian_);
addProperty(randomness_);
randomness_.addProperty(useSameSeed_);
randomness_.addProperty(seed_);
useSameSeed_.onChange([&]() { seed_.setVisible(useSameSeed_.get()); samples_.clear(); });
seed_.onChange([&]() { samples_.clear(); });
}
SeedPointGenerator::SeedPointGenerator()
: Processor()
, seedPoints_("seedPoints")
, lineGroup_("line", "Line")
, planeGroup_("plane", "Plane")
, sphereGroup_("sphere", "Sphere")
, numberOfPoints_("numberOfPoints", "Number of Points", 10, 1, 1000)
, planeResolution_("planeResolution", "Resolution", vec2(4, 4), vec2(2, 2), vec2(100, 100))
, planeOrigin_("planeOrigin_", "Origin", vec3(0.0f, 0.0f, 0.5f), vec3(-1, -1, -1),
vec3(1, 1, 1))
, planeE1_("planeP1_", "Offset 1", vec3(1.0f, 0.0f, 0.5f), vec3(-1, -1, -1), vec3(1, 1, 1))
, planeE2_("planeP2_", "Offset 2", vec3(0.0f, 1.0f, 0.5f), vec3(-1, -1, -1), vec3(1, 1, 1))
, sphereCenter_("sphereCenter", "Center", vec3(0.5f, 0.5f, 0.5f), vec3(0, 0, 0), vec3(1, 1, 1))
, sphereRadius_("sphereRadius", "Radius")
, lineStart_("lineStart", "Start", vec3(0.5f, 0.0f, 0.5f), vec3(-1, -1, -1), vec3(1, 1, 1))
, lineEnd_("lineEnd_", "End", vec3(0.5f, 1.0f, 0.5f), vec3(-1, -1, -1), vec3(1, 1, 1))
, generator_("generator", "Generator")
, randomness_("randomness", "Randomness")
, useSameSeed_("useSameSeed", "Use same seed", true)
, seed_("seed", "Seed", 1, 0, 1000)
, rd_()
, mt_(rd_()) {
addPort(seedPoints_);
generator_.addOption("random", "Random", RND);
generator_.addOption("line", "Line", LINE);
generator_.addOption("plane", "Plane", PLANE);
generator_.addOption("sphere", "Sphere", SPHERE);
generator_.setCurrentStateAsDefault();
generator_.onChange(this, &SeedPointGenerator::onGeneratorChange);
addProperty(generator_);
lineGroup_.addProperty(lineStart_);
lineGroup_.addProperty(lineEnd_);
addProperty(lineGroup_);
planeGroup_.addProperty(planeResolution_);
planeGroup_.addProperty(planeOrigin_);
planeGroup_.addProperty(planeE1_);
planeGroup_.addProperty(planeE2_);
addProperty(planeGroup_);
sphereGroup_.addProperty(sphereCenter_);
sphereGroup_.addProperty(sphereRadius_);
sphereRadius_.set(vec2(0.45, 0.55));
sphereRadius_.setCurrentStateAsDefault();
addProperty(sphereGroup_);
addProperty(numberOfPoints_);
addProperty(randomness_);
randomness_.addProperty(useSameSeed_);
randomness_.addProperty(seed_);
useSameSeed_.onChange([&]() { seed_.setVisible(useSameSeed_.get()); });
onGeneratorChange();
}
det::num_generator::num_generator(size_t upper_bound, size_t count)
: data_(upper_bound + 1), count_(count),
cursor_(0), generator_(rd_())
{
size_t* ptr = data_.data();
for (size_t i = 0; i < upper_bound + 1; ++i, ++ptr)
*ptr = i;
shuffle();
}
/**
* @brief Randomize the engine
*/
static void Randomize() { engine_.seed(rd_()); }
int Randomizer::Random(int a, int b) {
std::random_device rd_;
std::mt19937 gen_(rd_());
std::uniform_int_distribution<> dis(a, b);
return dis(gen_);
}
UniformInt::UniformInt(int min, int max, int seed):gen_(rd_()),dis_(min,max) {
gen_.seed(seed);
}
