Fix msvc compiler warning C4244
Fix msvc compiler warning C4244

warning C4244: 'initializing': conversion from 'double' to 'float', possible loss of data
scoder/cython,cython/cython,da-woods/cython,scoder/cython,da-woods/cython,cython/cython,cython/cython,da-woods/cython,scoder/cython,scoder/cython,da-woods/cython,cython/cython