clray: src/vector.cc annotate

clray

separated the OpenGL visualization and added a CPU raytracing mode

author	John Tsiombikas <nuclear@member.fsf.org>
date	Fri, 10 Sep 2010 16:47:00 +0100
parents	51f115e337c2
children

rev	line source
nuclear@23	1 #include "vector.h"
nuclear@23	2
nuclear@23	3 Vector2::Vector2() : x(0), y(0) {}
nuclear@23	4
nuclear@23	5 Vector2::Vector2(float x, float y)
nuclear@23	6 {
nuclear@23	7 this->x = x;
nuclear@23	8 this->y = y;
nuclear@23	9 }
nuclear@23	10
nuclear@23	11
nuclear@23	12 Vector3::Vector3() : x(0), y(0), z(0) {}
nuclear@23	13
nuclear@23	14 Vector3::Vector3(float x, float y, float z)
nuclear@23	15 {
nuclear@23	16 this->x = x;
nuclear@23	17 this->y = y;
nuclear@23	18 this->z = z;
nuclear@23	19 }
nuclear@23	20
nuclear@54	21 Vector3::Vector3(const float *arr)
nuclear@54	22 {
nuclear@54	23 x = arr[0];
nuclear@54	24 y = arr[1];
nuclear@54	25 z = arr[2];
nuclear@54	26 }
nuclear@54	27
nuclear@23	28 void Vector3::normalize()
nuclear@23	29 {
nuclear@23	30 float len = sqrt(x * x + y * y + z * z);
nuclear@23	31 if(len != 0.0) {
nuclear@23	32 x /= len;
nuclear@23	33 y /= len;
nuclear@23	34 z /= len;
nuclear@23	35 }
nuclear@23	36 }