#ifndef __FRUSTUM_H__ #define __FRUSTUM_H__ #include typedef struct Frustum Frustum; #include "Vector.h" struct Frustum { Vector4 left; Vector4 right; Vector4 bottom; Vector4 top; Vector4 back; Vector4 front; }; struct Matrix; Frustum Frustum_fromMatrix(struct Matrix matrix); bool Frustum_containsSphere(Frustum frustum, Vector3 spherePosition, float sphereRadius); float Frustum_sphereDistanceFromNearClippingPlane(Frustum frustum, Vector3 spherePosition, float sphereRadius); #endif