/***
 *
 *	Copyright (c) 1996-2002, Valve LLC. All rights reserved.
 *
 *	This product contains software technology licensed from Id
 *	Software, Inc. ("Id Technology").  Id Technology (c) 1996 Id Software, Inc.
 *	All Rights Reserved.
 *
 ****/


typedef struct
{
	int numpoints;
	vec3_t points[8]; // variable sized
} winding_t;

#define MAX_POINTS_ON_WINDING 128

winding_t* AllocWinding(int points);
vec_t WindingArea(winding_t* w);
void WindingCenter(winding_t* w, vec3_t center);
void ClipWinding(winding_t* in, vec3_t normal, vec_t dist,
	winding_t** front, winding_t** back);
void ClipWindingNoCopy(winding_t* in, vec3_t normal, vec_t dist,
	winding_t** front, winding_t** back);
winding_t* ChopWinding(winding_t* in, vec3_t normal, vec_t dist);
winding_t* ChopWindingNoFree(winding_t* in, vec3_t normal, vec_t dist);
winding_t* CopyWinding(winding_t* w);
winding_t* BaseWindingForPlane(vec3_t normal, float dist);
void CheckWinding(winding_t* w);
void WindingPlane(winding_t* w, vec3_t normal, vec_t* dist);
void RemoveColinearPoints(winding_t* w);
int WindingOnPlaneSide(winding_t* w, vec3_t normal, vec_t dist);
void FreeWinding(winding_t* w);
void WindingBounds(winding_t* w, vec3_t mins, vec3_t maxs);
