43#if defined(GLBUILD) || defined(STANDALONE)
44#define M_SQRT2 1.41421356237309504880
46#define floorf myfloorf
48extern "C" double sqrt(
double);
49extern "C" float ceilf(
float);
50extern "C" float floorf(
float);
59# define sqrtf(x) ((float)sqrt(x))
62# define ceilf(x) ((float)ceil(x))
65# define floorf(x) ((float)floor(x))