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114 lines
4.2 KiB
C++
114 lines
4.2 KiB
C++
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
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// Copyright (C) 2010 Winch Gate Property Limited
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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 Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef R2_ISLAND_COLLISION_H
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#define R2_ISLAND_COLLISION_H
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#include "game_share/scenario_entry_points.h"
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//
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#include "nel/misc/array_2d.h"
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#include "nel/misc/polygon.h"
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//
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#include "nel/3d/texture_user.h"
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#include "nel/3d/packed_world.h"
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//
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#include "../interface_v3/view_renderer.h"
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#include "../interface_v3/interface_element.h"
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namespace NL3D
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{
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class CPackedWorld;
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class CPolygon2D;
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class ITexture;
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}
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namespace R2
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{
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class CRefCountedPackedWorld : public NL3D::CPackedWorld, public NLMISC::CRefCount
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{
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public:
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typedef NLMISC::CRefPtr<CRefCountedPackedWorld> TRefPtr;
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typedef NLMISC::CSmartPtr<CRefCountedPackedWorld> TSmartPtr;
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};
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// access to island heightmap for collision tests
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class CIslandCollision
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{
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public:
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static const uint MapSizeDivisor; // size ratio between the island map & the accessibility texture
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public:
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CIslandCollision();
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~CIslandCollision();
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void release();
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CRefCountedPackedWorld *getPackedIsland();
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R2::CScenarioEntryPoints::CCompleteIsland *getCurrIslandDesc();
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const NLMISC::CArray2D<sint16> &getHeightMap();
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/** Find an empty place from a start place.
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* The result place is suitable to create a new entity.
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* Used by copy-paste to find a new place to create a copy of an entity
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* Fill snapped pos and returns true on success
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*/
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bool findEmptyPlace(const NLMISC::CVector2f &startPos, NLMISC::CVector &dest);
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// Update current available collision based on current pos
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void updateCurrPackedIsland();
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void loadEntryPoints();
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// test a convex polygon against the map & water, return true if all positions under
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// the polygon are valid positions. Normal of terrain is not tested.
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bool isValidPoly(const NLMISC::CPolygon2D &poly);
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// Test if the given position is valid (0.5 meter diameter). Test also normal at that position (so good test
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// to create an entity here)
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bool isValidPos(const NLMISC::CVector2f &pos);
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// test a segment against the heightmap & water, normal of terrain is not tested
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bool isValidSegment(const NLMISC::CVector2f start, const NLMISC::CVector2f end);
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// accessibility texture
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NL3D::ITexture *getAccesibilityTexture();
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const NLMISC::CMatrix &getWorldToAccessibilityTexMat(bool cropped = false) const { return cropped ? _WorldToAccessibilityTexMatCropped : _WorldToAccessibilityTexMat; }
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private:
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// packed island
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NLMISC::CVector2f _LastPackedIslandTestPos;
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bool _PackedIslandLoadingFailure;
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CRefCountedPackedWorld::TSmartPtr _PackedIsland;
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NLMISC::CSString _PackedIslandName;
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bool _EntryPointsLoadingFailure;
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NLMISC::CArray2D<sint16> _HeightMap;
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CScenarioEntryPoints::CCompleteIsland _IslandDesc;
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NL3D::CTextureUser *_AccessibilityTexture;
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NLMISC::CMatrix _WorldToAccessibilityTexMat;
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NLMISC::CMatrix _WorldToAccessibilityTexMatCropped;
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static const char *_AccessibilityTextureId;
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private:
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NL3D::CPackedWorld *reloadPackedIsland(const CScenarioEntryPoints::CCompleteIsland &islandDesc);
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void releaseAccessibilityTexture();
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protected:
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struct CWaterSurf
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{
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NLMISC::CPolygon2D Shape;
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NLMISC::CMatrix WorldMatrix;
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};
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std::list<CWaterSurf> _WaterSurfs;
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void mergeWaterSurfaces();
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void addInaccessibleRegion(const NLMISC::CPolygon2D &poly);
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public:
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// for CWaterMap
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void waterSurfaceAdded(const NLMISC::CPolygon2D &shape, const NLMISC::CMatrix &worldMatrix);
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};
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} // R2
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#endif
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