ccore/include/core/Frustum.h

#ifndef CORE_FRUSTUM_H
#define CORE_FRUSTUM_H

#include "core/Matrix.h"
#include "core/Plane.h"

typedef struct {
    Matrix projection;
    Plane planes[6];
    float tan;
    float nearClip;
    float farClip;
} Frustum;

void initFrustum(Frustum* f, float fieldOfView, float nearClip, float farClip);
const Matrix* updateProjection(Frustum* f, const IntVector2* size);
void updateFrustumPlanes(Frustum* f, const Vector3* pos, const Vector3* right,
                         const Vector3* up, const Vector3* front,
                         const IntVector2* size);
bool isInsideFrustum(const Frustum* f, const Vector3* pos);
bool isInsideFrustumRadius(const Frustum* f, const Vector3* pos, float radius);

#endif