homebrew-core/Formula/spatialindex.rb
2019-02-20 12:14:57 +01:00

76 lines
2.5 KiB
Ruby

class Spatialindex < Formula
desc "General framework for developing spatial indices"
homepage "https://libspatialindex.org/"
url "https://github.com/libspatialindex/libspatialindex/releases/download/1.9.0/spatialindex-src-1.9.0.tar.gz"
sha256 "52d6875deea12f88e6918d192cbfd38d6e78d13f84e1fd10cca66132fa063941"
bottle do
cellar :any
sha256 "bdda20e0607a6ac0a2bbf3ee37c0d507b7f9ede93f2210c3b33887b1682c173e" => :mojave
sha256 "81cb9da70510a276cf06cc993f1b94aa27ce688b923aeac8170df372496bd371" => :high_sierra
sha256 "98434cec34dcc25434dd5ea1ea669b4f4471f1b361f17dbe408c1e984eb6016f" => :sierra
end
def install
ENV.cxx11
ENV.append "CXXFLAGS", "-std=c++11"
system "./configure", "--disable-debug", "--prefix=#{prefix}"
system "make", "install"
end
test do
# write out a small program which inserts a fixed box into an rtree
# and verifies that it can query it
(testpath/"test.cpp").write <<~EOS
#include <spatialindex/SpatialIndex.h>
using namespace std;
using namespace SpatialIndex;
class MyVisitor : public IVisitor {
public:
vector<id_type> matches;
void visitNode(const INode& n) {}
void visitData(const IData& d) {
matches.push_back(d.getIdentifier());
}
void visitData(std::vector<const IData*>& v) {}
};
int main(int argc, char** argv) {
IStorageManager* memory = StorageManager::createNewMemoryStorageManager();
id_type indexIdentifier;
RTree::RTreeVariant variant = RTree::RV_RSTAR;
ISpatialIndex* tree = RTree::createNewRTree(
*memory, 0.5, 100, 10, 2,
variant, indexIdentifier
);
/* insert a box from (0, 5) to (0, 10) */
double plow[2] = { 0.0, 0.0 };
double phigh[2] = { 5.0, 10.0 };
Region r = Region(plow, phigh, 2);
std::string data = "a value";
id_type id = 1;
tree->insertData(data.size() + 1, reinterpret_cast<const byte*>(data.c_str()), r, id);
/* ensure that (2, 2) is in that box */
double qplow[2] = { 2.0, 2.0 };
double qphigh[2] = { 2.0, 2.0 };
Region qr = Region(qplow, qphigh, 2);
MyVisitor q_vis;
tree->intersectsWithQuery(qr, q_vis);
return (q_vis.matches.size() == 1) ? 0 : 1;
}
EOS
system ENV.cxx, "-std=c++11", "test.cpp", "-L#{lib}", "-lspatialindex", "-o", "test"
system "./test"
end
end