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handy macro

release/4.3a0
Frank Dellaert 2012-01-06 19:25:19 +00:00
parent e0e3875ff9
commit ad0212354c
1 changed files with 21 additions and 65 deletions
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86
gtsam/geometry/tests/timeRot3.cpp
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@ -23,74 +23,30 @@
using namespace std; using namespace std;
using namespace gtsam; using namespace gtsam;
#define TEST(TITLE,STATEMENT) \
cout << TITLE << endl;\
timeLog = clock();\
for(int i = 0; i < n; i++)\
STATEMENT;\
timeLog2 = clock();\
seconds = (double)(timeLog2-timeLog)/CLOCKS_PER_SEC;\
cout << seconds << " seconds" << endl;\
cout << ((double)n/seconds) << " calls/second" << endl;
int main() int main()
{ {
int n = 300000; int n = 300000; long timeLog, timeLog2; double seconds;
Vector v = Vector_(3,1.,0.,0.); Vector v = Vector_(3,1.0,0.0,0.0);//0.1,0.2,-0.1);
Rot3 R = Rot3::rodriguez(0.1, 0.4, 0.2); Rot3 R = Rot3::rodriguez(0.1, 0.4, 0.2), R2 = R.retract(v);
cout << "Rodriguez formula given axis angle" << endl; TEST("Rodriguez formula given axis angle", Rot3::rodriguez(v,0.001))
long timeLog = clock(); TEST("Rodriguez formula given canonical coordinates", Rot3::rodriguez(v))
for(int i = 0; i < n; i++) TEST("Expmap", R*Rot3::Expmap(v))
Rot3::rodriguez(v,0.001); TEST("Logmap", Rot3::Logmap(R))
long timeLog2 = clock(); TEST("Retract", R.retract(v))
double seconds = (double)(timeLog2-timeLog)/CLOCKS_PER_SEC; TEST("localCoordinates", R.localCoordinates(R2))
cout << seconds << " seconds" << endl; TEST("Slow rotation matrix",Rot3::Rz(0.3)*Rot3::Ry(0.2)*Rot3::Rx(0.1))
cout << ((double)n/seconds) << " calls/second" << endl; TEST("Fast Rotation matrix", Rot3::RzRyRx(0.1,0.2,0.3))
cout << "Rodriguez formula given canonical coordinates" << endl;
timeLog = clock();
for(int i = 0; i < n; i++)
Rot3::rodriguez(v);
timeLog2 = clock();
seconds = (double)(timeLog2-timeLog)/CLOCKS_PER_SEC;
cout << seconds << " seconds" << endl;
cout << ((double)n/seconds) << " calls/second" << endl;
cout << "Expmap" << endl;
timeLog = clock();
for(int i = 0; i < n; i++)
R*Rot3::Expmap(v);
timeLog2 = clock();
seconds = (double)(timeLog2-timeLog)/CLOCKS_PER_SEC;
cout << seconds << " seconds" << endl;
cout << ((double)n/seconds) << " calls/second" << endl;
cout << "Retract" << endl;
timeLog = clock();
for(int i = 0; i < n; i++)
R.retract(v);
timeLog2 = clock();
seconds = (double)(timeLog2-timeLog)/CLOCKS_PER_SEC;
cout << seconds << " seconds" << endl;
cout << ((double)n/seconds) << " calls/second" << endl;
cout << "localCoordinates" << endl;
timeLog = clock();
for(int i = 0; i < n; i++)
R.localCoordinates(R);
timeLog2 = clock();
seconds = (double)(timeLog2-timeLog)/CLOCKS_PER_SEC;
cout << seconds << " seconds" << endl;
cout << ((double)n/seconds) << " calls/second" << endl;
cout << "Slow rotation matrix" << endl;
timeLog = clock();
for(int i = 0; i < n; i++)
Rot3::Rz(0.3)*Rot3::Ry(0.2)*Rot3::Rx(0.1);
timeLog2 = clock();
seconds = (double)(timeLog2-timeLog)/CLOCKS_PER_SEC;
cout << seconds << " seconds" << endl;
cout << ((double)n/seconds) << " calls/second" << endl;
cout << "Fast Rotation matrix" << endl;
timeLog = clock();
for(int i = 0; i < n; i++)
Rot3::RzRyRx(0.1,0.2,0.3);
timeLog2 = clock();
seconds = (double)(timeLog2-timeLog)/CLOCKS_PER_SEC;
cout << seconds << " seconds" << endl;
cout << ((double)n/seconds) << " calls/second" << endl;
return 0; return 0;
} }