Irrlicht 3D Engine
ISceneCollisionManager.h
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00001 // Copyright (C) 2002-2012 Nikolaus Gebhardt
00002 // This file is part of the "Irrlicht Engine".
00003 // For conditions of distribution and use, see copyright notice in irrlicht.h
00004 
00005 #ifndef __I_SCENE_COLLISION_MANAGER_H_INCLUDED__
00006 #define __I_SCENE_COLLISION_MANAGER_H_INCLUDED__
00007 
00008 #include "IReferenceCounted.h"
00009 #include "vector3d.h"
00010 #include "triangle3d.h"
00011 #include "position2d.h"
00012 #include "line3d.h"
00013 
00014 namespace irr
00015 {
00016 
00017 namespace scene
00018 {
00019     class ISceneNode;
00020     class ICameraSceneNode;
00021     class ITriangleSelector;
00022 
00024     class ISceneCollisionManager : public virtual IReferenceCounted
00025     {
00026     public:
00027 
00029 
00041         virtual bool getCollisionPoint(const core::line3d<f32>& ray,
00042                 ITriangleSelector* selector, core::vector3df& outCollisionPoint,
00043                 core::triangle3df& outTriangle, ISceneNode*& outNode) =0;
00044 
00046 
00068         virtual core::vector3df getCollisionResultPosition(
00069             ITriangleSelector* selector,
00070             const core::vector3df &ellipsoidPosition,
00071             const core::vector3df& ellipsoidRadius,
00072             const core::vector3df& ellipsoidDirectionAndSpeed,
00073             core::triangle3df& triout,
00074             core::vector3df& hitPosition,
00075             bool& outFalling,
00076             ISceneNode*& outNode,
00077             f32 slidingSpeed = 0.0005f,
00078             const core::vector3df& gravityDirectionAndSpeed
00079             = core::vector3df(0.0f, 0.0f, 0.0f)) = 0;
00080 
00082 
00088         virtual core::line3d<f32> getRayFromScreenCoordinates(
00089             const core::position2d<s32>& pos, ICameraSceneNode* camera = 0) = 0;
00090 
00092 
00106         virtual core::position2d<s32> getScreenCoordinatesFrom3DPosition(
00107             const core::vector3df& pos, ICameraSceneNode* camera=0, bool useViewPort=false) = 0;
00108 
00110 
00125         virtual ISceneNode* getSceneNodeFromScreenCoordinatesBB(const core::position2d<s32>& pos,
00126                 s32 idBitMask=0, bool bNoDebugObjects=false, ISceneNode* root=0) =0;
00127 
00129 
00141         virtual ISceneNode* getSceneNodeFromRayBB(const core::line3d<f32>& ray,
00142                             s32 idBitMask=0, bool bNoDebugObjects=false, ISceneNode* root=0) =0;
00143 
00145 
00161         virtual ISceneNode* getSceneNodeFromCameraBB(ICameraSceneNode* camera,
00162             s32 idBitMask=0, bool bNoDebugObjects = false) = 0;
00163 
00165 
00191         virtual ISceneNode* getSceneNodeAndCollisionPointFromRay(
00192                                 core::line3df ray,
00193                                 core::vector3df & outCollisionPoint,
00194                                 core::triangle3df & outTriangle,
00195                                 s32 idBitMask = 0,
00196                                 ISceneNode * collisionRootNode = 0,
00197                                 bool noDebugObjects = false) = 0;
00198     };
00199 
00200 
00201 } // end namespace scene
00202 } // end namespace irr
00203 
00204 #endif
00205