mirror of https://github.com/nzp-team/vhlt.git
136 lines
3.6 KiB
C
136 lines
3.6 KiB
C
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#ifndef WINDING_H__
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#define WINDING_H__
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#include "cmdlib.h" //--vluzacn
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#if _MSC_VER >= 1000
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#pragma once
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#endif
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#include "basictypes.h"
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#include "mathtypes.h"
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#include "win32fix.h"
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#include "mathlib.h"
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#include "bspfile.h"
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#include "boundingbox.h"
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#define MAX_POINTS_ON_WINDING 128
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// TODO: FIX THIS STUPID SHIT (MAX_POINTS_ON_WINDING)
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#define BASE_WINDING_DISTANCE 9000
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#define SIDE_FRONT 0
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#define SIDE_ON 2
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#define SIDE_BACK 1
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#define SIDE_CROSS -2
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#ifdef HLCSG_HLBSP_DOUBLEPLANE
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#ifdef HLBSP
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#ifndef DOUBLEVEC_T
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#error you must add -dDOUBLEVEC_T to the project!
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#endif
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#define dplane_t plane_t
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#define g_dplanes g_mapplanes
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typedef struct
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{
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vec3_t normal;
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vec3_t unused_origin;
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vec_t dist;
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planetypes type;
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} dplane_t;
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extern dplane_t g_dplanes[MAX_INTERNAL_MAP_PLANES];
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#endif
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#endif
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class Winding
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{
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public:
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// General Functions
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void Print() const;
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void getPlane(dplane_t& plane) const;
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void getPlane(vec3_t& normal, vec_t& dist) const;
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vec_t getArea() const;
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void getBounds(BoundingBox& bounds) const;
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void getBounds(vec3_t& mins, vec3_t& maxs) const;
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void getCenter(vec3_t& center) const;
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Winding* Copy() const;
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void Check(
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#ifdef ZHLT_WINDING_EPSILON
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vec_t epsilon = ON_EPSILON
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#endif
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) const; // Developer check for validity
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bool Valid() const; // Runtime/user/normal check for validity
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void addPoint(const vec3_t newpoint);
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void insertPoint(const vec3_t newpoint, const unsigned int offset);
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// Specialized Functions
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void RemoveColinearPoints(
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#ifdef ZHLT_WINDING_EPSILON
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vec_t epsilon = ON_EPSILON
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#endif
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);
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bool Clip(const dplane_t& split, bool keepon
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#ifdef ZHLT_WINDING_EPSILON
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, vec_t epsilon = ON_EPSILON
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#endif
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); // For hlbsp
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void Clip(const dplane_t& split, Winding** front, Winding** back
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#ifdef ZHLT_WINDING_EPSILON
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, vec_t epsilon = ON_EPSILON
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#endif
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);
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void Clip(const vec3_t normal, const vec_t dist, Winding** front, Winding** back
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#ifdef ZHLT_WINDING_EPSILON
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, vec_t epsilon = ON_EPSILON
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#endif
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);
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bool Chop(const vec3_t normal, const vec_t dist
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#ifdef ZHLT_WINDING_EPSILON
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, vec_t epsilon = ON_EPSILON
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#endif
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);
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void Divide(const dplane_t& split, Winding** front, Winding** back
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#ifdef ZHLT_WINDING_EPSILON
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, vec_t epsilon = ON_EPSILON
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#endif
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);
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int WindingOnPlaneSide(const vec3_t normal, const vec_t dist
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#ifdef ZHLT_WINDING_EPSILON
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, vec_t epsilon = ON_EPSILON
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#endif
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);
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void CopyPoints(vec3_t *points, int &numpoints);
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void initFromPoints(vec3_t *points, UINT32 numpoints);
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void Reset(void); // Resets the structure
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protected:
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void resize(UINT32 newsize);
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public:
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// Construction
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Winding(); // Do nothing :)
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Winding(vec3_t *points, UINT32 numpoints); // Create from raw points
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Winding(const dface_t& face
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#ifdef ZHLT_WINDING_EPSILON
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, vec_t epsilon = ON_EPSILON
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#endif
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);
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Winding(const dplane_t& face);
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Winding(const vec3_t normal, const vec_t dist);
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Winding(UINT32 points);
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Winding(const Winding& other);
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virtual ~Winding();
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Winding& operator=(const Winding& other);
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// Misc
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private:
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void initFromPlane(const vec3_t normal, const vec_t dist);
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public:
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// Data
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UINT32 m_NumPoints;
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vec3_t* m_Points;
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protected:
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UINT32 m_MaxPoints;
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};
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#endif
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