void splineInter2D(double *Tc, double *dT, const double *T, const double *omega, const double *m, int N, const double *X, double *h, bool doDerivative, bool boundary) { // Increments in X and Y direction int xf, yf, i, j, k, m0 = m[0], m1 = m[1]; double x, y, p; //for each value X compute the value in the spline #pragma omp parallel for default(shared) private(x, y, xf, yf, p, i, j, k) for (i=0;i<N;i++) { Tc[i] = 0; x = (X[i] - omega[0]) / h[0] + .5 - 1; y = (X[i+N] - omega[2]) / h[1] + .5 - 1; //check if it is a valid x if (!boundary && (x<=-2 || y<=-2 || x>=m0+1 || y>=m1+1)) continue; xf = floor(x); yf = floor(y); x = x - xf; y = y - yf; if (doDerivative) { dT[i] = 0; dT[i+N] = 0; } for (j=-1;j<3;j++) { for (k=-1;k<3;k++) { if (boundary) { p = T[min(m0-1,max(0,xf+j))+m0*(min(m1-1,max(0,yf+k)))]; } else { p = (xf+j<0 || xf+j>m0-1 || yf+k<0 || yf+k>m1-1)? 0: T[xf+j+m0*(yf+k)]; } Tc[i] += p*b0(3-j,x-j)*b0(3-k,y-k); if (doDerivative) { dT[i] += p*db0(3-j,x-j)* b0(3-k,y-k); dT[i+N] += p* b0(3-j,x-j)*db0(3-k,y-k); } } } if (mxIsNaN(Tc[i])) mexPrintf("Is NAN. "); if (doDerivative) { dT[i] = dT[i]/h[0]; dT[i+N] = dT[i+N]/h[1]; } } }
/* given the Sbox keys, create the fully keyed QF */ void fullKey(u32 L[4], int k, u32 QF[4][256]) { BYTE y0, y1, y2, y3; int i; /* for all input values to the Q permutations */ for (i=0; i<256; i++) { /* run the Q permutations */ y0 = i; y1=i; y2=i; y3=i; switch(k) { case 4: y0 = Q1[y0] ^ b0(L[3]); y1 = Q0[y1] ^ b1(L[3]); y2 = Q0[y2] ^ b2(L[3]); y3 = Q1[y3] ^ b3(L[3]); case 3: y0 = Q1[y0] ^ b0(L[2]); y1 = Q1[y1] ^ b1(L[2]); y2 = Q0[y2] ^ b2(L[2]); y3 = Q0[y3] ^ b3(L[2]); case 2: y0 = Q1[ Q0 [ Q0[y0] ^ b0(L[1]) ] ^ b0(L[0]) ]; y1 = Q0[ Q0 [ Q1[y1] ^ b1(L[1]) ] ^ b1(L[0]) ]; y2 = Q1[ Q1 [ Q0[y2] ^ b2(L[1]) ] ^ b2(L[0]) ]; y3 = Q0[ Q1 [ Q1[y3] ^ b3(L[1]) ] ^ b3(L[0]) ]; } /* now do the partial MDS matrix multiplies */ QF[0][i] = ((multEF[y0] << 24) | (multEF[y0] << 16) | (mult5B[y0] << 8) | y0); QF[1][i] = ((y1 << 24) | (mult5B[y1] << 16) | (multEF[y1] << 8) | multEF[y1]); QF[2][i] = ((multEF[y2] << 24) | (y2 << 16) | (multEF[y2] << 8) | mult5B[y2]); QF[3][i] = ((mult5B[y3] << 24) | (multEF[y3] << 16) | (y3 << 8) | mult5B[y3]); } }
// Least mean square method // args: // A: the input matrix // b: the right hand vector // mu: the scaling factor // return value: the obtained coefficient static PyObject* pyLeastMeanSquare(PyObject *self,PyObject *args) { PyObject *A,*b; float mu; if (!PyArg_ParseTuple(args,"OOf",&A,&b,&mu)) return NULL; int m = PyObject_Size(A); int n = PyObject_Size(PyList_GetItem(A,0)); Matrix A0(m,n); for(int i = 0;i < m;i++) for(int j = 0;j < n;j++) A0(i,j) = PyFloat_AsDouble(PyList_GetItem(PyList_GetItem(A,i),j)); Vector b0(m); for(int i = 0;i < m;i++) b0[i] = PyFloat_AsDouble(PyList_GetItem(b,i)); Vector x(n); COPT::LeastMeanSquareMethod(A0,b0,mu,x); PyObject *list; list = PyList_New(n); for(int j = 0;j < n;j++) PyList_SetItem(list,j,Py_BuildValue("f",x[j])); return Py_BuildValue("O",list); }
void giperbolic(double *x, double ts, double te){ /* процедура для параболического уравнения*/ for ( int i = 0; i < n; i++ ) { x[i]=1.0/n * i ; // количество шагов на оси x } double xi=1.0/n; double tau=xi*sqrt(r); // шаг по времени (из условия Куранта) double t=ts; // t-текущее время, ts -- время начала эксперимента /*пересчёт значений в середине по разносной схеме*/ while(t < te){ //te -- время конца эксперимента for ( int i = 1; i < n-1; i++ ) { w[i] = 2 * (1 - r) * v[i] + r * (v[i-1] + v[i+1]) - u[i] + tau * tau * source(i * xi, t); } /* пересчёт значений на краях*/ v[0] = (c0(t) - v[1] * a0(t) / xi) / (b0(t) - a0(t) / xi); v[n-1] = (c1(t) + v[n-2] * a1(t) / xi) / (b1(t) + a1(t) / xi); for ( int i = 0; i < n; i++ ) { q[i]=u[i]; u[i]=v[i]; v[i]=w[i]; w[i]=q[i]; } t += tau; //обновление времени for ( int i = 0; i < n; i++ ) { double d = (v[i] - u[i]) / tau; //список производных по времени } } }
void ChunkManager::initTree(ChunkTree& pChild) { boost::shared_ptr<Chunk>& pChunk = pChild.getValue(); AABB bounds = pChild.getParent()->getValue()->m_bounds; vec center = bounds.CenterPoint(); vec c0 = bounds.CornerPoint(pChild.getCorner().index()); AABB b0(vec(min(c0.x, center.x), min(c0.y, center.y), min(c0.z, center.z)), vec(max(c0.x, center.x), max(c0.y, center.y), max(c0.z, center.z))); pChunk = boost::make_shared<Chunk>(b0, 1.0f/pChild.getLevel(), this); pChunk->m_pTree = &pChild; *pChunk->m_workInProgress = true; m_chunkGeneratorQueue.push(pChild.getValueCopy()); }
int test_if_assign() { int x = f0(); if (b0(0)) x = f1(); int y = f2(); if (b1(1)) y = f2(); return x + y; }
void testBufferConvertComplexComponents(const size_t inVlen, const size_t outVlen) { const size_t numElems = 100 + (std::rand() % 100); Pothos::BufferChunk b0(Pothos::DType(typeid(InType), inVlen), numElems); const auto primElems = b0.length/b0.dtype.elemSize(); //random fill primitive elements for (size_t i = 0; i < primElems; i++) randType(b0.as<InType *>()[i]); //convert const auto b1 = b0.convertComplex(Pothos::DType(typeid(OutType), outVlen), numElems); //check std::cout << "testBufferConvertComplexComponents: " << b0.dtype.toString() << " to " << b1.first.dtype.toString() << "...\t" << std::flush; for (size_t i = 0; i < primElems; i++) { const auto in = b0.as<const InType *>()[i]; const auto outRe = b1.first.as<const OutType *>()[i]; const auto outIm = b1.second.as<const OutType *>()[i]; if (not checkEqual(in.real(), outRe) or not checkEqual(in.imag(), outIm)) { std::cerr << "elem " << i << ": " << in << " != " << outRe << ", " << outIm << std::endl; POTHOS_TEST_TRUE(checkEqual(in.real(), outRe) and checkEqual(in.imag(), outIm)); } } std::cout << "OK" << std::endl; }
void test_strategy() { // Test by explicitly specifying a strategy typedef bg::model::d2::point_xy<double> point_type; typedef bg::model::box<point_type> box_type; point_type p(3, 3); box_type b(point_type(0, 0), point_type(5, 5)); box_type b0(point_type(0, 0), point_type(5, 0)); bool r = bg::within(p, b, bg::strategy::within::point_in_box<point_type, box_type>()); BOOST_CHECK_EQUAL(r, true); r = bg::within(b, b, bg::strategy::within::box_in_box<box_type, box_type>()); BOOST_CHECK_EQUAL(r, true); r = bg::within(b0, b0, bg::strategy::within::box_in_box<box_type, box_type>()); BOOST_CHECK_EQUAL(r, false); r = bg::within(p, b, bg::strategy::within::point_in_box_by_side<point_type, box_type>()); BOOST_CHECK_EQUAL(r, true); }
real_t pi_make() { // Gauss-Legrende algorithm real_t a0(1); real_t b0(real_t(1) / sqrt(real_t(2))); real_t t0(0.25); real_t p0(1); real_t a1, b1, t1, p1; // index is halved each time because the precision doubles per iteration. for (int index = option_precision + 2; index > 0; index /= 2) { a1 = (a0 + b0) / real_t(2); b1 = sqrt(real_t(a0 * b0)); t1 = t0 - (p0 * (a0-a1) * (a0-a1)); p1 = p0 * real_t(2); a0 = a1; b0 = b1; t0 = t1; p0 = p1; } return ((a0 + b0) * (a0 + b0)) / (t0 * real_t(4)); }
static PyObject* geRLS(PyObject *self,PyObject *args) { PyObject *A,*b; float lam,delta; if (!PyArg_ParseTuple(args,"OOff",&A,&b,&lam,&delta)) return NULL; //std::cout<<PyObject_Size(A)<<std::endl; //std::cout<<PyObject_Size(PyList_GetItem(A,1))<<std::endl; int m = PyObject_Size(A); int n = PyObject_Size(PyList_GetItem(A,0)); //std::cout<<PyFloat_AsDouble(PyList_GetItem(PyList_GetItem(A,1),1))<<std::endl; Matrix A0(m,n); for(int i = 0;i < m;i++) for(int j = 0;j < n;j++) A0(i,j) = PyFloat_AsDouble(PyList_GetItem(PyList_GetItem(A,i),j)); //std::cout<<A0<<std::endl; Vector b0(m); for(int i = 0;i < m;i++) b0[i] = PyFloat_AsDouble(PyList_GetItem(b,i)); Vector x(n); COPT::RLS_Method(A0,b0,x,lam,delta); //std::cout<<x<<std::endl; PyObject *list; list = PyList_New(n); for(int j = 0;j < n;j++) PyList_SetItem(list,j,Py_BuildValue("f",x[j])); //std::cout<<list<<std::endl; return Py_BuildValue("O",list); //return Py_BuildValue("s","successful extension!"); }
std::string get_concatenated_path(std::string part0, std::string part1) { boost::filesystem::path b0(part0), b1(part1); #if BOOST_FILESYSTEM_VERSION == 3 return (b0 / b1).string(); #else return (b0 / b1).native_file_string(); #endif }
/** * The resolution process * @param maxiters the upper bound for iterations on entry, on exit real number of performed iters * @param bncs the state of computations * @param recupd true if record was updated */ void solve(long long int& maxiters, BNCState<FT> & bnc, bool& recupd) { long long int I = 0; BNCSubPrinter<double> subprinter; for (; I < maxiters; I++) { #if 0 std::cout << "step " << I << " ^^^^^^^^^^^^^^^^^^\n"; std::cout << "Record = " << bnc.mRecord->getValue() << "\n"; #endif #if 0 BNBTreeUtils::printTree(*bnc.mTree, subprinter); std::cout << "step " << I << " vvvvvvvvvvvvvvvvvv\n"; #endif BNBNode* node = bnc.mTreeManager->get(); if (node == NULL) break; BNCSub<FT>* sub = (BNCSub<FT>*) node->mData; mCutFactory->getCuts(sub->mBox, sub->mCuts); std::vector< Box<FT> > bv; std::vector< Cut<FT> > cuts; BNBNode* np = node; int cutd = 0; int n = sub->mBox.mDim; bv.push_back(sub->mBox); while (np && (cutd++ < mCutLookupDepth)) { #if 0 std::cout << "Cuts at node " << cutd << ":\n"; #endif BNCSub<FT>* subp = (BNCSub<FT>*) np->mData; applyCuts(subp->mCuts, bv); if (bv.empty()) break; np = np->mParent; } if (bv.empty()) { deleteNode(node); continue; } else if (bv.size() == 1) { Box<FT> b0(n), b1(n), b2(n); b0 = bv.at(0); bv.pop_back(); /* BoxUtils::divideByLongestEdge(b0, b1, b2); bv.push_back(b1); bv.push_back(b2); */ mBoxSplitter->split(b0, bv); } pushNewSubs(*bnc.mTreeManager, bv, node); } maxiters = I; }
/* Public functions */ void VGCRectangleTest::run(){ VGCRectangle r0; VGCAssert(VGCVector(0, 0) == r0.getPosition()); VGCAssert(0 == r0.getWidth()); VGCAssert(0 == r0.getHeight()); r0.setPosition(VGCVector(1, 2)); VGCAssert(VGCVector(1, 2) == r0.getPosition()); r0.setWidth(1); VGCAssert(1 == r0.getWidth()); r0.setHeight(2); VGCAssert(2 == r0.getHeight()); VGCRectangle r1(VGCVector(1, 2), 1, 2); VGCAssert(VGCVector(1, 2) == r1.getPosition()); VGCAssert(1 == r1.getWidth()); VGCAssert(2 == r1.getHeight()); VGCRectangle r2(r1); VGCAssert(VGCVector(1, 2) == r2.getPosition()); VGCAssert(1 == r2.getWidth()); VGCAssert(2 == r2.getHeight()); VGCRectangle r3; r3 = r2; VGCAssert(VGCVector(1, 2) == r3.getPosition()); VGCAssert(1 == r3.getWidth()); VGCAssert(2 == r3.getHeight()); VGCRectangle r4(VGCVector(1, 2), 2, 3); VGCAssert(r4.isInside(VGCVector(1, 2))); VGCAssert(r4.isInside(VGCVector(2, 2))); VGCAssert(r4.isInside(VGCVector(1, 3))); VGCAssert(r4.isInside(VGCVector(2, 3))); VGCAssert(r4.isInside(VGCVector(1, 4))); VGCAssert(r4.isInside(VGCVector(2, 4))); VGCAssert(!r4.isInside(VGCVector(0, 3))); VGCAssert(!r4.isInside(VGCVector(2, 5))); VGCRectangle a0(VGCVector(0, 0), 0, 0); VGCRectangle a1(VGCVector(0, 0), 0, 1); VGCRectangle a2(VGCVector(0, 0), 1, 0); VGCRectangle a3(VGCVector(0, 1), 0, 0); VGCRectangle b0(VGCVector(0, 0), 0, 0); VGCRectangle b1(VGCVector(0, 0), 0, 1); VGCRectangle b2(VGCVector(0, 0), 1, 0); VGCRectangle b3(VGCVector(0, 1), 0, 0); VGCAssert(a0 == b0); VGCAssert(a1 == b1); VGCAssert(a2 == b2); VGCAssert(a3 == b3); VGCAssert(a0 != a1); VGCAssert(a0 != a2); VGCAssert(a0 != a3); }
void dtkMatrixTestCase::testSubAssign(void) { dtkUnderscore _; dtkDenseMatrix<double> a0(4,4),b0(4,4); a0.fill(82); b0.fill(40); a0-=b0; for(qlonglong j=1; j<5; j++) { for(qlonglong i=1; i<5; i++) { QVERIFY(a0(i,j)==42); QVERIFY(b0(i,j)==40); } } }
void return_inside_while() { int x = 0; while (b0(x)) { f0(); if (b1(x)) return; f1(); ++x; } f2(); }
void branch_test(int c) { if (b0(c)) { f0(); } else if (b1(c)) { f1(); } else if (b2(c)) { f2(); } else { f3(); } }
void dtkMatrixTestCase::testMultAssign(void) { dtkUnderscore _; dtkDenseMatrix<double> a0(4,4),b0(4,4),c0(4,4); a0.fill(3); b0.fill(2); c0=a0*b0; a0*=5; for(qlonglong j=1; j<5; j++) { for(qlonglong i=1; i<5; i++) { QVERIFY(a0(i,j)==15); QVERIFY(b0(i,j)==2); QVERIFY(c0(i,j)==24); } } }
/** * @brief Return parameters used for all bands * * Method creates keyword vectors of band specific parameters * used in the photometric correction. * * @author Kris Becker - 2/22/2010 * * @param pvl Output PVL container write keywords */ void Hillier::Report ( PvlContainer &pvl ) { pvl.addComment("I/F = mu0/(mu0+mu) * F(phase)"); pvl.addComment(" where:"); pvl.addComment(" mu0 = cos(incidence)"); pvl.addComment(" mu = cos(incidence)"); pvl.addComment(" F(phase) = B0*exp(-B1*phase) + A0 + A1*phase + A2*phase^2 + A3*phase^3 + A4*phase^4"); pvl += PvlKeyword("Algorithm", "Hillier"); pvl += PvlKeyword("IncRef", toString(_iRef), "degrees"); pvl += PvlKeyword("EmaRef", toString(_eRef), "degrees"); pvl += PvlKeyword("PhaRef", toString(_gRef), "degrees"); PvlKeyword units("HillierUnits"); PvlKeyword phostd("PhotometricStandard"); PvlKeyword bbc("BandBinCenter"); PvlKeyword bbct("BandBinCenterTolerance"); PvlKeyword bbn("BandNumber"); PvlKeyword b0("B0"); PvlKeyword b1("B1"); PvlKeyword a0("A0"); PvlKeyword a1("A1"); PvlKeyword a2("A2"); PvlKeyword a3("A3"); PvlKeyword a4("A4"); for (unsigned int i = 0; i < _bandpho.size(); i++) { Parameters &p = _bandpho[i]; units.addValue(p.units); phostd.addValue(toString(p.phoStd)); bbc.addValue(toString(p.wavelength)); bbct.addValue(toString(p.tolerance)); bbn.addValue(toString(p.band)); b0.addValue(toString(p.b0)); b1.addValue(toString(p.b1)); a0.addValue(toString(p.a0)); a1.addValue(toString(p.a1)); a2.addValue(toString(p.a2)); a3.addValue(toString(p.a3)); a4.addValue(toString(p.a4)); } pvl += units; pvl += phostd; pvl += bbc; pvl += bbct; pvl += bbn; pvl += b0; pvl += b1; pvl += a0; pvl += a1; pvl += a2; pvl += a3; pvl += a4; return; }
void level_three() { vector<DPipe> DirectPipes(13); vector<DoublePipe> DoublePipes(13); vector<CrossPipe> CrossPipes(2); DPipe a0(50,SCREEN_HEIGHT-50,100,40); DoublePipe b0(150,SCREEN_HEIGHT-50,70,40); DPipe a1(150,SCREEN_HEIGHT-150,100,40); DoublePipe b1(150,SCREEN_HEIGHT-250,70,40); DPipe a2(250,SCREEN_HEIGHT-350,100,40); DoublePipe b2(350,SCREEN_HEIGHT-250,70,40); DPipe a3(350,SCREEN_HEIGHT-350,100,40); DPipe a4(350,SCREEN_HEIGHT-150,100,40); DoublePipe b3(250,SCREEN_HEIGHT-450,70,40); DoublePipe b4(350,SCREEN_HEIGHT-450,70,40); CrossPipe c0(250,SCREEN_HEIGHT-250,100,40); DPipe a5(550,SCREEN_HEIGHT-50,100,40); DoublePipe b5(250,SCREEN_HEIGHT-150,70,40); DoublePipe b6(450,SCREEN_HEIGHT-50,70,40); DoublePipe b7(650,SCREEN_HEIGHT-150,70,40); DPipe a6(550,SCREEN_HEIGHT-50,100,40); DPipe a7(550,SCREEN_HEIGHT-150,100,40); DoublePipe b8(750,SCREEN_HEIGHT-50,70,40); DPipe a8(550,SCREEN_HEIGHT-250,100,40); DoublePipe b9(750,SCREEN_HEIGHT-350,70,40); CrossPipe c1(450,SCREEN_HEIGHT-150,100,40); DoublePipe b10(350,SCREEN_HEIGHT-450,70,40); DPipe a9(750,SCREEN_HEIGHT-150,100,40); DPipe a10(750,SCREEN_HEIGHT-250,100,40); DoublePipe b11(450,SCREEN_HEIGHT-250,70,40); DoublePipe b12(650,SCREEN_HEIGHT-250,70,40); DPipe a11(650,SCREEN_HEIGHT-50,100,40); DPipe a12(850,SCREEN_HEIGHT-350,100,40); DirectPipes[0] = a0; DoublePipes[0] = b0; DirectPipes[1] = a1; DoublePipes[1] = b1; DirectPipes[2] = a2; DoublePipes[2] = b2; DirectPipes[3] = a3; DoublePipes[3] = b3; DirectPipes[4] = a4; DoublePipes[4] = b4; DirectPipes[5] = a5; DoublePipes[5] = b5; DirectPipes[6] = a6; DoublePipes[6] = b6; DirectPipes[7] = a7; DoublePipes[7] = b7; DirectPipes[8] = a8; DoublePipes[8] = b8; DirectPipes[9] = a9; DoublePipes[9] = b9; DirectPipes[10] = a10; DoublePipes[10] = b10; DirectPipes[11] = a11; DoublePipes[11] = b11; DirectPipes[12] = a12; DoublePipes[12] = b12; CrossPipes[0] = c0; CrossPipes[1] = c1; Water a(20,SCREEN_HEIGHT-50,40,40); }
/* the Zero-keyed h function (used by the key setup routine) */ u32 h(u32 X, u32 L[4], int k) { BYTE y0, y1, y2, y3; BYTE z0, z1, z2, z3; y0 = b0(X); y1 = b1(X); y2 = b2(X); y3 = b3(X); switch(k) { case 4: y0 = Q1[y0] ^ b0(L[3]); y1 = Q0[y1] ^ b1(L[3]); y2 = Q0[y2] ^ b2(L[3]); y3 = Q1[y3] ^ b3(L[3]); case 3: y0 = Q1[y0] ^ b0(L[2]); y1 = Q1[y1] ^ b1(L[2]); y2 = Q0[y2] ^ b2(L[2]); y3 = Q0[y3] ^ b3(L[2]); case 2: y0 = Q1[ Q0 [ Q0[y0] ^ b0(L[1]) ] ^ b0(L[0]) ]; y1 = Q0[ Q0 [ Q1[y1] ^ b1(L[1]) ] ^ b1(L[0]) ]; y2 = Q1[ Q1 [ Q0[y2] ^ b2(L[1]) ] ^ b2(L[0]) ]; y3 = Q0[ Q1 [ Q1[y3] ^ b3(L[1]) ] ^ b3(L[0]) ]; } /* inline the MDS matrix multiply */ z0 = multEF[y0] ^ y1 ^ multEF[y2] ^ mult5B[y3]; z1 = multEF[y0] ^ mult5B[y1] ^ y2 ^ multEF[y3]; z2 = mult5B[y0] ^ multEF[y1] ^ multEF[y2] ^ y3; z3 = y0 ^ multEF[y1] ^ mult5B[y2] ^ mult5B[y3]; return BYTES_TO_U32(z0, z1, z2, z3); }
int main( void ) { BASE b0( 1, 1 ); // change to no arg.s later BASE b1( 3, 4 ); b0.check( 1, 1, "BASE() failed" ); b1.check( 3, 4, "BASE( 3, 4 ) failed" ); b0 = b1; b0.check( 3, 4, "b0 = b1 failed" ); DERIVED d0( 1, 1 ); // change to no arg.s later DERIVED d1( 5, 6 ); d0.check( 1, 1, "DERIVED() failed" ); d1.check( 5, 6, "DERIVED( 3, 4 ) failed" ); d0 = d1; d0.check( 5, 6, "d0 = d1 failed" ); { DTOR dummy; dtor_called = FALSE; dummy = dummy; } if( ! dtor_called ) { printf( "DTOR not dtor'd properly\n" ); ++ error_count; } { class DTOR_DERIVED : public DTOR { public: int x; }; DTOR_DERIVED dummy; dtor_called = FALSE; dummy.x = 18; } if( ! dtor_called ) { printf( "DTOR not dtor'd properly\n" ); ++ error_count; } if( error_count == 0 ) { printf( "CHKCL -- passed all tests\n\n" ); } else { printf( "CHKCL -- %d errors noted\n\n", error_count ); } return( error_count != 0 ); }
int main() { Big b0("b0"); Big b1(b0); b1.setName("b1"); std::cout << std::endl << "现在b1:" << std::endl; print(b1); Big b2(std::move(makeBig(1, 2, "临时b2") + 4)); b2.setName("b2"); std::cout << std::endl << "现在b2:" << std::endl; print(b2); Big b3("b3"); b3 = b0; b3.setName("变量b3=b0"); std::cout << std::endl << "现在b3:" << std::endl; print(b3); Big b4("b4"); b4 = b0 + 8; b4.setName("变量b4=b0+8"); std::cout << std::endl << "现在b4:" << std::endl; print(b4); std::cout << "-----------------------" << std::endl; std::vector<Big> *v = new std::vector<Big>; v->push_back(b0 + 16); std::cout << "1st push_back" << std::endl; v->push_back(makeBig(32, 64, "临时b5")); std::cout << "2nd push_back" << std::endl; v->push_back(makeBig(128, 256, "临时b6") + 512); std::cout << "3rd push_back" << std::endl; std::cout << std::endl << "释放vector<Big>内所有的资源:" << std::endl; delete v; std::cout << "-----------------------" << std::endl; std::cout << "程序到达终点,操作系统释放剩余的资源!" << std::endl; return 0; }//main
double MATHEMATICS::math_det3(Mat_DP m) { int x=m.nrows(), y=m.ncols(); double a=0; Mat_DP b0(2,2), b1(2,2), b2(2,2); if (x!=3||y!=3) { cout << "Input matrix is not 3x3"; } else { b0[0][0]=m[1][1], b0[0][1]=m[1][2], b0[1][0]=m[2][1], b0[1][1]=m[2][2]; b1[0][0]=m[1][0], b1[0][1]=m[1][2], b1[1][0]=m[2][0], b1[1][1]=m[2][2]; b2[0][0]=m[1][0], b2[0][1]=m[1][1], b2[1][0]=m[2][0], b2[1][1]=m[2][1]; a=m[0][0]*MATHEMATICS::math_det2(b0)-m[0][1]*MATHEMATICS::math_det2(b1)+m[0][2]*MATHEMATICS::math_det2(b2); } return a; }
template <class Type> void bench_pack_im(Type *,INT vmax,bool quick) { for (INT x=10; x< (quick ? 300 : 1200); x+= 220) { cout << x << "\n"; Bench_PackB_IM<Type> b1(Pt2di(x,x),0); Bench_PackB_IM<Type> b0(Pt2di(x,x),FX%vmax); Bench_PackB_IM<Type> b2(Pt2di(x,x),(FX>FY)*vmax); Bench_PackB_IM<Type> b3(Pt2di(x,x),frandr()<0.1); Bench_PackB_IM<Type> b4(Pt2di(x,x),frandr()<(1/128.0)); b0.DoNothing(); b1.DoNothing(); b2.DoNothing(); b3.DoNothing(); b4.DoNothing(); } }
void splineInter1D(double *Tc, double *dT, const double *T, const double *omega, const double *m, int N, const double *X, double *h, bool doDerivative, bool boundary) { int xf, i, j, m0 = m[0]; double x, p; #pragma omp parallel for default(shared) private(x, xf, p, i, j) for (i=0;i<N;i++) { Tc[i] = 0; x = (X[i] - omega[0]) / h[0] + .5 - 1; //subtract 1 for indexing purposes in C //check if it is a valid x if (!boundary && (x<=-2 || x>=m0+1)) continue; xf = floor(x); x = x - xf; if (doDerivative) { dT[i] = 0; } for (j=-1;j<3;j++) { if (boundary) { p = T[min(m0-1,max(0,xf+j))]; } else { p = (xf+j<0 || xf+j>m0-1)? 0: T[xf+j]; } Tc[i] += p*b0(3-j,x-j); if (doDerivative) { dT[i] += p*db0(3-j,x-j); } } if (mxIsNaN(Tc[i])) mexPrintf("Is NAN. "); if (doDerivative) { dT[i] = dT[i]/h[0]; } } }
Options Colorization::getDefaultOptions() { Options options; Option x("x_dim", std::string("X"), "Dimension name to use for 'X' data"); Option y("y_dim", std::string("Y"), "Dimension name to use for 'Y' data"); pdal::Option red("dimension", "Red", ""); pdal::Option b0("band",1, ""); pdal::Option s0("scale", 1.0f, "scale factor for this dimension"); pdal::Options redO; redO.add(b0); redO.add(s0); red.setOptions(redO); pdal::Option green("dimension", "Green", ""); pdal::Option b1("band",2, ""); pdal::Option s1("scale", 1.0f, "scale factor for this dimension"); pdal::Options greenO; greenO.add(b1); greenO.add(s1); green.setOptions(greenO); pdal::Option blue("dimension", "Blue", ""); pdal::Option b2("band",3, ""); pdal::Option s2("scale", 1.0f, "scale factor for this dimension"); pdal::Options blueO; blueO.add(b2); blueO.add(s2); blue.setOptions(blueO); pdal::Option reproject("reproject", false, "Reproject the input data into the same coordinate system as the raster?"); options.add(x); options.add(y); options.add(red); options.add(green); options.add(blue); options.add(reproject); return options; }
Z H2(xpn){ A z; ND2 I1; {I ar=a->r,an=a->n;XW; I bn=b0(a->p,an),wl=wr?*wd:1; aw=0; Q(bn<0,9) Q(ar>1,7) if(!wr) wl=wr=1; if(wn==1) aw=2; else Q(wl!=bn,8) if(wr==1&&wt!=Et){ W(gv(wt,an)) C2((I(*)())(!wt?(I(*)())x0:wt==Ft?(I(*)())x1:(I(*)())x2)) } v=tr(wr-1,wd+1); u=wn; W(ga(t=wt,wr,an*v,wd))*z->d=an; C2(x3) }}
Options AttributeFilter::getDefaultOptions() { Options options; pdal::Option red("dimension", "Classification", ""); pdal::Option b0("value","0", ""); pdal::Option geometry("geometry","POLYGON ((30 10, 40 40, 20 40, 10 20, 30 10))", ""); pdal::Option query("query","", ""); pdal::Option layer("layer","", ""); pdal::Option datasource("datasource","", ""); pdal::Options redO; redO.add(b0); redO.add(geometry); redO.add(query); redO.add(layer); redO.add(datasource); red.setOptions(redO); options.add(red); return options; }
osgToy::PenroseTriangle::PenroseTriangle() { setOverallColor( osg::Vec4(1,0,0,1) ); osg::Vec3 a0( 0.1, 0.2, 1.2 ); osg::Vec3 a1( 0.1, 0.2, 0.8 ); osg::Vec3 a2( -0.1, -0.2, 0.8 ); osg::Vec3 a3( -0.1, -0.2, 1.2 ); osg::Vec3 b0( 0.9892, 0.2, -0.6866 ); // rotate 120 degrees osg::Vec3 b1( 0.6428, 0.2, -0.4866 ); osg::Vec3 b2( 0.7428, -0.2, -0.3134 ); osg::Vec3 b3( 1.0892, -0.2, -0.5134 ); osg::Vec3 c0( -1.0892, 0.2, -0.5134 ); // rotate 240 degrees osg::Vec3 c1( -0.7428, 0.2, -0.3134 ); osg::Vec3 c2( -0.6428, -0.2, -0.4866 ); osg::Vec3 c3( -0.9892, -0.2, -0.6866 ); const unsigned int NUM_QUADS = 16; addTristrip( a1, a0, b0, b3, NUM_QUADS ); addTristrip( b1, b0, c0, c3, NUM_QUADS ); addTristrip( c1, c0, a0, a3, NUM_QUADS ); addTristrip( a2, a1, b1, b0, NUM_QUADS ); addTristrip( b2, b1, c1, c0, NUM_QUADS ); addTristrip( c2, c1, a1, a0, NUM_QUADS ); addTristrip( a0, a3, b3, b2, NUM_QUADS ); addTristrip( b0, b3, c3, c2, NUM_QUADS ); addTristrip( c0, c3, a3, a2, NUM_QUADS ); addTristrip( a3, a2, b2, b1, NUM_QUADS ); addTristrip( b3, b2, c2, c1, NUM_QUADS ); addTristrip( c3, c2, a2, a1, NUM_QUADS ); osgToy::FacetingVisitor::facet( *this ); }
int main() { GeneralInteger a1(3); GeneralInteger a0(2); GeneralInteger b1(1); GeneralInteger b0(1); GeneralInteger a(0), b(0); for(unsigned int i = 3; i <= 100; ++i){ int mult = 1; if(i%3 == 0) mult = 2*(i/3); a = a1.multiply(mult) + a0; b = b1.multiply(mult) + b0; a0 = a1; b0 = b1; a1 = a; b1 = b; } vector<int>& vn = a1.getNumber(); int sum = accumulate(vn.begin(), vn.end(), 0); printf("%d\n", sum); }