/*
 * math_frustum.h
 *
 *  Created on: 19 sept. 2011
 *      Author: laurent
 */

#ifndef MATH_FRUSTUM_H_
#define MATH_FRUSTUM_H_

#define GL3_PROTOTYPES 1
#include "GL3/gl3.h"
#include "math_m4x4.h"

typedef struct {
	GLfloat frustum[6][4];
} frustum;

void frustumExtract(frustum *f, m4x4 *P, m4x4 *MV);
GLboolean frustumTestPoint(frustum *f, float x, float y, float z );
GLboolean frustumTestSphere(frustum *f, float x, float y, float z, float radius );
GLfloat frustumDistanceSphere(frustum *f, float x, float y, float z, float radius );

void frustumPrint(frustum *f);

#endif /* MATH_FRUSTUM_H_ */