136 lines
3.2 KiB
C++
136 lines
3.2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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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 the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*
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* Copyright (C) 2006-2010 - Frictional Games
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*
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* This file is part of HPL1 Engine.
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*/
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#ifndef HPL_BOUNDING_VOLUME_H
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#define HPL_BOUNDING_VOLUME_H
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#include "hpl1/engine/graphics/GraphicsTypes.h"
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#include "hpl1/engine/math/MathTypes.h"
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#include "hpl1/engine/system/SerializeClass.h"
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#include "hpl1/engine/system/SystemTypes.h"
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namespace hpl {
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class iLowLevelGraphics;
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class cBoundingVolume;
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class cBVTempArray {
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public:
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const float *mpArray;
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int mlSize;
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};
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enum eBVCollision {
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eBVCollision_Inside,
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eBVCollision_Outside,
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eBVCollision_Intersect,
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eBVCollision_LastEnum
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};
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typedef Common::List<cBVTempArray> tBVTempArrayList;
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typedef tBVTempArrayList::iterator tBVTempArrayListIt;
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class cShadowVolumeBV {
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public:
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cPlanef mvPlanes[12];
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int mlPlaneCount;
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tVector3fVec mvPoints;
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int mlCapPlanes;
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bool CollideBoundingVolume(cBoundingVolume *aBV);
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private:
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bool CollideBVSphere(cBoundingVolume *aBV);
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bool CollideBVAABB(cBoundingVolume *aBV);
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};
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class cBoundingVolume : public iSerializable {
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friend class cMath;
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kSerializableClassInit(cBoundingVolume) public : cBoundingVolume();
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cVector3f GetMax();
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cVector3f GetMin();
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cVector3f GetLocalMax();
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cVector3f GetLocalMin();
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void SetLocalMinMax(const cVector3f &mvMin, const cVector3f &mvMax);
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void SetPosition(const cVector3f &avPos);
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cVector3f GetPosition();
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void SetSize(const cVector3f &avSize);
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cVector3f GetSize();
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void SetTransform(const cMatrixf &a_mtxTransform);
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const cMatrixf &GetTransform();
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cVector3f GetLocalCenter();
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cVector3f GetWorldCenter();
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float GetRadius();
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void AddArrayPoints(const float *apArray, int alNumOfVectors);
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void CreateFromPoints(int alStride);
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cShadowVolumeBV *GetShadowVolume(const cVector3f &avLightPos, float afLightRange, bool abForceUpdate);
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// Debug:
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void DrawEdges(const cVector3f &avLightPos, float afLightRange, iLowLevelGraphics *apLowLevelGraphics);
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void UpdateSize();
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cMatrixf m_mtxTransform;
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cVector3f mvLocalMax;
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cVector3f mvLocalMin;
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cVector3f mvMax;
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cVector3f mvMin;
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cVector3f mvPivot;
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cVector3f mvWorldMax;
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cVector3f mvWorldMin;
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cVector3f mvPosition;
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cVector3f mvSize;
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float mfRadius;
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private:
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bool mbPositionUpdated;
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bool mbSizeUpdated;
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tBVTempArrayList mlstArrays;
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cShadowVolumeBV mShadowVolume;
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bool mbShadowPlanesNeedUpdate;
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};
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} // namespace hpl
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#endif // HPL_BOUNDING_VOLUME_H
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