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t-array.cc
64 lines (42 loc) · 1.6 KB
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t-array.cc
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#include <iostream>
using namespace std;
//#include <boost/foreach.hpp>
#include <lvv/array.h>
#include <lvv/lvv.h>
using lvv::array;
int main() {
typedef array<int,5> a5_t;
array <int, 5 > a0 = {{0,1,2,3,4}}; // index starts from 0
array <int, 5, 1> a1 = {{1,2,3,4,5}}; // index starts from 1
array <int, 5, 1> const b1 = {{10,20,30,40,50}}; // index starts from 1
array <int, 5, -2> an = *new array <int, 5, -2>; // test new
for (int i = a1.ibegin(); i < a1.iend(); ++i) { cout << format("i=%d a1[i]=%d") %i % (a1[i]) << endl; };
for (int i = an.ibegin(); i < an.iend(); ++i) { an[i]=i; cout << format("i=%d an[i]=%d") %i % (an[i]) << endl; };
cout << "a0: " << a0 << endl;
BOOST_FOREACH(int &elem, a0) { elem+=10; };
cout << "a0 += 10: " << a0 << endl;
cout << "a1: " << a1 << endl;
cout << "an: " << an << endl;
cout << "\n array op= scalar : an+10 " << (an += 10) << endl;
cout << "\n array op= array \n";
cout << "a1+=b1 " << (a1 += b1)<< endl;
cout << "-a1 " << -a1 << endl;
// vector ops
array<float,2> c1={{1,2}};
array<float,2> c2={{2,2}};
cout << "dot prod: {1,2} x {2,2} = " << dot_prod(c1,c2) << endl;
cout << "norm2: : |{2,2}| = " << norm2(c2) << endl;
cout << "distance_norm2: : |{1,2}-{2,2}| = " << distance_norm2(c1,c2) << endl;
//#define FOR_EACH(x,A) for(A::value_type& it=*A.begin(); ....
//FOR_EACH(a,A) cout << a << endl;
cout << "FOR_ARRAY ";
typedef typeof(an) T;
for(
//array<int,5,-2>::iterator a=an.begin();
T::iterator a=an.begin();
a != an.end();
a++
)
cout << *a << " ";
cout << endl;
}