prosperon/source/engine/thirdparty/Chipmunk2D/src/cpRobust.c
2022-01-25 15:22:03 +00:00

14 lines
314 B
C
Executable file

#include "chipmunk/cpRobust.h"
cpBool
cpCheckPointGreater(const cpVect a, const cpVect b, const cpVect c)
{
return (b.y - a.y)*(a.x + b.x - 2*c.x) > (b.x - a.x)*(a.y + b.y - 2*c.y);
}
cpBool
cpCheckAxis(cpVect v0, cpVect v1, cpVect p, cpVect n){
return cpvdot(p, n) <= cpfmax(cpvdot(v0, n), cpvdot(v1, n));
}