CL_M_SQRT2_F      200 3rdparty/include/opencl/1.2/CL/cl_platform.h #define  CL_M_SQRT2_F       1.41421353816986f
CL_M_SQRT2_F      291 3rdparty/include/opencl/1.2/CL/cl_platform.h #define  CL_M_SQRT2_F       1.41421353816986f