diff options
Diffstat (limited to 'src/core/General.h')
| -rw-r--r-- | src/core/General.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/core/General.h b/src/core/General.h index fe277689..12f781d4 100644 --- a/src/core/General.h +++ b/src/core/General.h @@ -96,6 +96,21 @@ public: } } + // should return direction in 0-8 range. fits perfectly to peds' path directions. + static int CGeneral::GetNodeHeadingFromVector(float x, float y) + { + float angle = CGeneral::GetRadianAngleBetweenPoints(x, y, 0.0f, 0.0f); + if (angle < 0.0f) + angle += TWOPI; + + angle = DEGTORAD(22.5f) + TWOPI - angle; + + if (angle >= TWOPI) + angle -= TWOPI; + + return (int)floorf(angle / DEGTORAD(45.0f)); + } + // not too sure about all these... static uint16 GetRandomNumber(void) { return myrand() & MYRAND_MAX; } |