AxioDL/zeus
2
0
Fork 0
mirror of https://github.com/AxioDL/zeus.git synced 2025-12-15 08:06:09 +00:00
Code Issues Packages Projects Releases Wiki Activity

More reimplementations

Browse Source 
Move API to Zeus namespace
This commit is contained in:
Phillip Stephens
2015-10-07 17:21:38 -07:00
parent 394a225062
commit 8012694fc7
33 changed files with 253 additions and 178 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
include/Math.hpp
View File

@@ -6,18 +6,12 @@
#include "CVector3f.hpp"
#include "CTransform.hpp"
/* Macros for min/max. */
#ifndef MIN
#define MIN(a,b) (((a)<(b))?(a):(b))
#endif /* MIN */
#ifndef MAX
#define MAX(a,b) (((a)>(b))?(a):(b))
#endif /* MAX */
namespace Zeus
{
namespace Math
{
template<typename T>
inline T clamp(T min, T val, T max) {return MAX(min, MIN(max, val));}
inline T clamp(T min, T val, T max) {return std::max(min, std::min(max, val));}
inline float radToDeg(float rad) {return rad * 180.f / M_PI;}
inline float degToRad(float deg) {return deg * M_PI / 180;}
@@ -26,10 +20,17 @@ namespace Math
inline CVector3f radToDeg(CVector3f rad) {return rad * kRadToDegVec;}
inline CVector3f degToRad(CVector3f deg) {return deg * kDegToRadVec;}
// Since round(double) doesn't exist in some <cmath> implementations
// we'll define our own
inline float round(double val) { return (val < 0.0 ? floor(val - 0.5) : floor(val + 0.5)); }
extern const CVector3f kUpVec;
CTransform lookAt(const CVector3f& pos, const CVector3f& lookPos, const CVector3f& up=kUpVec);
inline CVector3f baryToWorld(const CVector3f& p0, const CVector3f& p1, const CVector3f& p2, const CVector3f& bary)
{ return bary.x * p0 + bary.y * p1 + bary.z * p2; }
inline CVector3f getBezierPoint(const CVector3f& a, const CVector3f& b, const CVector3f& c, const CVector3f& d, float t);
}
}
#endif // MATH_HPP