diff options
| -rw-r--r-- | src/Python/Matlab2Python_utils.cpp | 68 | ||||
| -rw-r--r-- | src/Python/setup_test.py | 6 | ||||
| -rw-r--r-- | src/Python/test.py | 34 |
3 files changed, 99 insertions, 9 deletions
diff --git a/src/Python/Matlab2Python_utils.cpp b/src/Python/Matlab2Python_utils.cpp index 6aaad90..e15d738 100644 --- a/src/Python/Matlab2Python_utils.cpp +++ b/src/Python/Matlab2Python_utils.cpp @@ -188,6 +188,71 @@ bp::list mexFunction( np::ndarray input ) { return result; } +bp::list doSomething(np::ndarray input, PyObject *pyobj , PyObject *pyobj2) { + + boost::python::object output(boost::python::handle<>(boost::python::borrowed(pyobj))); + int isOutput = !(output == boost::python::api::object()); + + boost::python::object calculate(boost::python::handle<>(boost::python::borrowed(pyobj2))); + int isCalculate = !(calculate == boost::python::api::object()); + + int number_of_dims = input.get_nd(); + int dim_array[3]; + + dim_array[0] = input.shape(0); + dim_array[1] = input.shape(1); + if (number_of_dims == 2) { + dim_array[2] = -1; + } + else { + dim_array[2] = input.shape(2); + } + + /**************************************************************************/ + np::ndarray zz = zeros(3, dim_array, (int)0); + np::ndarray fzz = zeros(3, dim_array, (float)0); + /**************************************************************************/ + + int * A = reinterpret_cast<int *>(input.get_data()); + int * B = reinterpret_cast<int *>(zz.get_data()); + float * C = reinterpret_cast<float *>(fzz.get_data()); + + //Copy data and cast + for (int i = 0; i < dim_array[0]; i++) { + for (int j = 0; j < dim_array[1]; j++) { + for (int k = 0; k < dim_array[2]; k++) { + int index = k + dim_array[2] * j + dim_array[2] * dim_array[1] * i; + int val = (*(A + index)); + float fval = sqrt((float)val); + std::memcpy(B + index, &val, sizeof(int)); + std::memcpy(C + index, &fval, sizeof(float)); + // if the PyObj is not None evaluate the function + if (isOutput) + output(fval); + if (isCalculate) { + float nfval = (float)bp::extract<float>(calculate(val)); + if (isOutput) + output(nfval); + std::memcpy(C + index, &nfval, sizeof(float)); + } + } + } + } + + + bp::list result; + + result.append<int>(number_of_dims); + result.append<int>(dim_array[0]); + result.append<int>(dim_array[1]); + result.append<int>(dim_array[2]); + result.append<np::ndarray>(zz); + result.append<np::ndarray>(fzz); + + //result.append<bp::tuple>(tup); + return result; + +} BOOST_PYTHON_MODULE(prova) @@ -196,7 +261,7 @@ BOOST_PYTHON_MODULE(prova) //To specify that this module is a package bp::object package = bp::scope(); - package.attr("__path__") = "fista"; + package.attr("__path__") = "prova"; np::dtype dt1 = np::dtype::get_builtin<uint8_t>(); np::dtype dt2 = np::dtype::get_builtin<uint16_t>(); @@ -207,4 +272,5 @@ BOOST_PYTHON_MODULE(prova) //numpy_boost_python_register_type<float, 3>(); //numpy_boost_python_register_type<double, 3>(); def("mexFunction", mexFunction); + def("doSomething", doSomething); }
\ No newline at end of file diff --git a/src/Python/setup_test.py b/src/Python/setup_test.py index ffb9c02..7c86175 100644 --- a/src/Python/setup_test.py +++ b/src/Python/setup_test.py @@ -30,13 +30,13 @@ extra_compile_args = ['-fopenmp','-O2', '-funsigned-char', '-Wall', '-std=c++0x' extra_libraries = [] if platform.system() == 'Windows': extra_compile_args[0:] = ['/DWIN32','/EHsc','/DBOOST_ALL_NO_LIB'] - extra_include_dirs += ["..\\ContourTree\\", "..\\win32\\" , "..\\Core\\","."] + #extra_include_dirs += ["..\\ContourTree\\", "..\\win32\\" , "..\\Core\\","."] if sys.version_info.major == 3 : extra_libraries += ['boost_python3-vc140-mt-1_64', 'boost_numpy3-vc140-mt-1_64'] else: extra_libraries += ['boost_python-vc90-mt-1_64', 'boost_numpy-vc90-mt-1_64'] else: - extra_include_dirs += ["../ContourTree/", "../Core/","."] + #extra_include_dirs += ["../ContourTree/", "../Core/","."] if sys.version_info.major == 3: extra_libraries += ['boost_python3', 'boost_numpy3','gomp'] else: @@ -47,7 +47,7 @@ setup( description='CCPi Core Imaging Library - FISTA Reconstruction Module', version=cil_version, cmdclass = {'build_ext': build_ext}, - ext_modules = [Extension("fista", + ext_modules = [Extension("prova", sources=[ "Matlab2Python_utils.cpp", ], include_dirs=extra_include_dirs, library_dirs=extra_library_dirs, extra_compile_args=extra_compile_args, libraries=extra_libraries ), diff --git a/src/Python/test.py b/src/Python/test.py index e283f89..db47380 100644 --- a/src/Python/test.py +++ b/src/Python/test.py @@ -5,14 +5,38 @@ Created on Thu Aug 3 14:08:09 2017 @author: ofn77899 """ -import fista +import prova import numpy as np -a = np.asarray([i for i in range(3*4*5)]) -a = a.reshape([3,4,5]) +a = np.asarray([i for i in range(1*2*3)]) +a = a.reshape([1,2,3]) print (a) -b = fista.mexFunction(a) +b = prova.mexFunction(a) #print (b) print (b[4].shape) print (b[4]) -print (b[5])
\ No newline at end of file +print (b[5]) + +def print_element(input): + print ("f: {0}".format(input)) + +prova.doSomething(a, print_element, None) + +c = [] +def append_to_list(input, shouldPrint=False): + c.append(input) + if shouldPrint: + print ("{0} appended to list {1}".format(input, c)) + +def element_wise_algebra(input, shouldPrint=True): + ret = input - 7 + if shouldPrint: + print ("element_wise {0}".format(ret)) + return ret + +prova.doSomething(a, append_to_list, None) +#print ("this is c: {0}".format(c)) + +b = prova.doSomething(a, None, element_wise_algebra) +#print (a) +print (b[5]) |