mirror of
https://github.com/ptitSeb/Serious-Engine
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78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
/* Copyright (c) 2002-2012 Croteam Ltd.
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This program is free software; you can redistribute it and/or modify
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it under the terms of version 2 of the GNU General Public License as published by
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the Free Software Foundation
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
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#ifndef SE_INCL_ENTITYCOLLISION_H
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#define SE_INCL_ENTITYCOLLISION_H
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#ifdef PRAGMA_ONCE
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#pragma once
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#endif
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#include <Engine/Math/Vector.h>
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#include <Engine/Math/Matrix.h>
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#include <Engine/Math/AABBox.h>
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#include <Engine/Templates/StaticArray.h>
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/*
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* Bounding sphere used for movement clipping.
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*/
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class ENGINE_API CMovingSphere {
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public:
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// implementation:
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FLOAT3D ms_vCenter; // sphere center in space of moving entity
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FLOAT ms_fR; // sphere radius
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FLOAT3D ms_vRelativeCenter0; // start point of sphere center in space of standing entity
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FLOAT3D ms_vRelativeCenter1; // end point of sphere center in space of standing entity
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FLOATaabbox3D ms_boxMovement; // the movement path in space of standing entity
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public:
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// interface:
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};
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// Used for caching collision info for models
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#define CIF_IGNOREHEADING (1L<<0) // heading rotation can be ignored
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#define CIF_IGNOREROTATION (1L<<1) // any rotation can be ignored
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#define CIF_CANSTANDONHANDLE (1L<<2) // entity can stand on its handle sphere
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#define CIF_BRUSH (1L<<3) // entity is a brush
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class ENGINE_API CCollisionInfo {
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public:
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CStaticArray<CMovingSphere> ci_absSpheres; // collision spheres of the model
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FLOAT ci_fMinHeight, ci_fMaxHeight; // height span of the model
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FLOAT ci_fHandleY; // y coordinate of handle sphere to stand on
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FLOAT ci_fHandleR; // radius of handle sphere to stand on
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FLOATaabbox3D ci_boxCurrent; // current bounding box
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ULONG ci_ulFlags;
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CCollisionInfo(void) {};
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CCollisionInfo(const CCollisionInfo &ciOrg);
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/* Create collision info for a model. */
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void FromModel(CEntity *penModel, INDEX iBox);
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/* Create collision info for a ska model */
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void FromSkaModel(CEntity *penModel, INDEX iBox);
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/* Create collision info for a brush. */
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void FromBrush(CBrush3D *pbrBrush);
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/* Calculate bounding box in absolute space from position. */
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void MakeBoxAtPlacement(const FLOAT3D &vPosition, const FLOATmatrix3D &mRotation,
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FLOATaabbox3D &box);
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// get maximum radius of entity in xz plane (relative to entity handle)
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FLOAT GetMaxFloorRadius(void);
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inline void Clear(void) { ci_absSpheres.Clear(); };
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};
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#endif /* include-once check. */
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