clray: src/vector.inl annotate

clray

annotate src/vector.inl @ 26:c740ae431d51

continuing with the kdtree construction

author	John Tsiombikas <nuclear@member.fsf.org>
date	Tue, 17 Aug 2010 01:19:43 +0100
parents
children	6a30f27fa1e6

rev	line source
nuclear@23	1 #include <math.h>
nuclear@23	2
nuclear@23	3 inline float Vector3::length()
nuclear@23	4 {
nuclear@23	5 return sqrt(x * x + y * y + z * z);
nuclear@23	6 }
nuclear@23	7
nuclear@23	8 inline float Vector3::lengthsq()
nuclear@23	9 {
nuclear@23	10 return x * x + y * y + z * z;
nuclear@23	11 }
nuclear@23	12
nuclear@23	13 inline Vector3 operator +(const Vector3 &a, const Vector3 &b)
nuclear@23	14 {
nuclear@23	15 return Vector3(a.x + b.x, a.y + b.y, a.z + b.z);
nuclear@23	16 }
nuclear@23	17
nuclear@23	18 inline Vector3 operator -(const Vector3 &a, const Vector3 &b)
nuclear@23	19 {
nuclear@23	20 return Vector3(a.x - b.x, a.y - b.y, a.z - b.z);
nuclear@23	21 }
nuclear@23	22
nuclear@23	23 inline Vector3 operator *(const Vector3 &a, const Vector3 &b)
nuclear@23	24 {
nuclear@23	25 return Vector3(a.x * b.x, a.y * b.y, a.z * b.z);
nuclear@23	26 }
nuclear@23	27
nuclear@23	28 inline Vector3 operator /(const Vector3 &a, const Vector3 &b)
nuclear@23	29 {
nuclear@23	30 return Vector3(a.x / b.x, a.y / b.y, a.z / b.z);
nuclear@23	31 }
nuclear@23	32
nuclear@23	33
nuclear@23	34 inline Vector3 operator -(const Vector3 &vec)
nuclear@23	35 {
nuclear@23	36 return Vector3(-vec.x, -vec.y, -vec.z);
nuclear@23	37 }
nuclear@23	38
nuclear@23	39 inline Vector3 operator *(const Vector3 &vec, float s)
nuclear@23	40 {
nuclear@23	41 return Vector3(vec.x * s, vec.y * s, vec.z * s);
nuclear@23	42 }
nuclear@23	43
nuclear@23	44
nuclear@23	45 inline float dot(const Vector3 &a, const Vector3 &b)
nuclear@23	46 {
nuclear@23	47 return a.x * b.x + a.y * b.y + a.z * b.z;
nuclear@23	48 }
nuclear@23	49
nuclear@23	50 inline Vector3 cross(const Vector3 &a, const Vector3 &b)
nuclear@23	51 {
nuclear@23	52 return Vector3(a.y * b.z - a.z * b.y, a.z * b.x - a.x * b.z, a.x * b.y - a.y * b.x);
nuclear@23	53 }