| //======================================================================== |
| // |
| // SplashMath.h |
| // |
| //======================================================================== |
| |
| #ifndef SPLASHMATH_H |
| #define SPLASHMATH_H |
| |
| #include <math.h> |
| #include "SplashTypes.h" |
| |
| static inline SplashCoord splashAbs(SplashCoord x) { |
| return fabs(x); |
| } |
| |
| static inline int splashFloor(SplashCoord x) { |
| return (int)floor(x); |
| } |
| |
| static inline int splashCeil(SplashCoord x) { |
| return (int)ceil(x); |
| } |
| |
| static inline int splashRound(SplashCoord x) { |
| return (int)floor(x + 0.5); |
| } |
| |
| static inline SplashCoord splashSqrt(SplashCoord x) { |
| return sqrt(x); |
| } |
| |
| static inline SplashCoord splashPow(SplashCoord x, SplashCoord y) { |
| return pow(x, y); |
| } |
| |
| static inline SplashCoord splashDist(SplashCoord x0, SplashCoord y0, |
| SplashCoord x1, SplashCoord y1) { |
| SplashCoord dx, dy; |
| dx = x1 - x0; |
| dy = y1 - y0; |
| return sqrt(dx * dx + dy * dy); |
| } |
| |
| #endif |
