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178 lines
6.9 KiB
C
178 lines
6.9 KiB
C
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// 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_VISUAL_DISPLAYER_GROUP_H
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#define R2_VISUAL_DISPLAYER_GROUP_H
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#include "displayer_visual.h"
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#include "prim_render.h"
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#include "island_collision.h"
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//
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#include "nel/3d/u_instance.h"
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//
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#include "nel/misc/polygon.h"
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class CEntityCL;
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namespace R2
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{
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/**
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* Display an instance in a R2 scenario as a primitive. (through the CPrimRender class)
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* Display is made in both the 3D scene and the world map.
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*
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* This displayer is intended to be used for compound objects display
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* The displayer will look into a sub-instance array in the displayed instance to find the vertices of the primitive
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* to display.
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*
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* The displayer is initialized from a lua table, (instance displayers are defined in their lua class definition, see base_class.lua for details)
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*
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*
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* \TODO: rename this into CDisplayerVisualPrimitive (would be more informative)
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*/
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class CDisplayerVisualGroup : public CDisplayerVisual
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{
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public:
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typedef NLMISC::CRefPtr<CDisplayerVisualGroup> TRefPtr;
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enum TShape { Star, PolyLine, ClosedPolyLine, ShapeCount };
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NLMISC_DECLARE_CLASS(R2::CDisplayerVisualGroup);
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// ctor
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CDisplayerVisualGroup ();
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/** Init from a lua table : T
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* The 'Shape' field is a string that give the shape (same values than the TShape enum).
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* The 'Array' field is a string that give the name of the sub-instance array containing the primitive vertices
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*/
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virtual bool init(const CLuaObject ¶meters);
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// dtor
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~CDisplayerVisualGroup();
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// events
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virtual void onPreRender();
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virtual void onPostRender();
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virtual void onFocus(bool focused);
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virtual void onSelect(bool selected);
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virtual void onAttrModified(const std::string &attrName, sint32 attrIndex);
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//
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virtual void onParentDisplayModeChanged();
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//virtual void onTableModified(const std::string &tableName, const std::string &keyInTable, sint32 indexInTable);
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// eval of link point returns first vetrex
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virtual NLMISC::CVector evalLinkPoint(bool leader);
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virtual bool evalEnterPoint(const NLMISC::CVector &startPoint, NLMISC::CVector &result);
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virtual NLMISC::CVector evalExitPoint();
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// from ISelectableObject
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virtual TSelectionType getSelectionType() const { return GroundProjected; }
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virtual bool isInProjection(const NLMISC::CVector2f &pos) const;
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virtual bool isInProjectionBorder(const NLMISC::CVector2f &pos) const;
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// see if a position if over an edge, return the edge index in this case, or -1 if not found
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virtual sint isOnEdge(const NLMISC::CVector2f &pos) const;
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const NLMISC::CMatrix &getInvertedMatrix() const;
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uint getFadeTimeInMS() const;
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virtual void getSons(std::vector<CDisplayerVisual *> &sons) const;
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// from CDisplayerVisual
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virtual bool isInvalidPacsPosAcceptable() const { return false; }
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virtual void getSonsWorldPos2f(std::vector<NLMISC::CVector2f> &result);
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virtual uint getNumSons() const;
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virtual CDisplayerVisual *getSon(uint index) const;
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virtual bool isAccessible();
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virtual bool isGroup() const { return true; }
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virtual bool isValidShape() const { return _CurrPrimValid; }
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virtual bool isCompound() const { return true; }
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virtual void setDisplayMode(sint32 mode);
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/** Active contextual visibility. This is road / region specific
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* In this mode, the road or the region is only displayed if some entity is attached to it
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* (no-op for groups)
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*/
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void setContextualVisibilityActive(bool active);
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bool getContextualVisibilityActive() const { return _ContextualVisibilityActive; }
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/** If contextual is enabled, tells wether this object is visible with current context
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* Actually when one entity uses that road / region
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*/
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bool isContextuallyVisible();
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//
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// from CVisualDisplayer
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virtual TDisplayMode getActualDisplayMode() const;
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REFLECT_EXPORT_START(R2::CDisplayerVisualGroup, R2::CDisplayerBase)
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REFLECT_BOOL("ContextualVisibilityActive", getContextualVisibilityActive, setContextualVisibilityActive);
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REFLECT_EXPORT_END
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private:
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mutable std::vector<CDisplayerVisual *> _Instances;
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/** Special CRenderPrim : when 'in world map' intersection test is done, the CCtrlPolygon will
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* allow to know which CInstance is actually displayed by this polygon.
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* This is because the CPrimRender class does not now anything about R2::CInstance or anything related to the scenario...
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*/
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class CSelectablePrimRender : public CPrimRender
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{
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public:
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CSelectablePrimRender() : DisplayedInstance(NULL) {}
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// from CPrimRender
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virtual CCtrlPolygon *newCtrlPolygon() const;
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// from CPrimRender
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virtual CCtrlQuad *newCtrlQuad(uint edgeIndex) const;
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CInstance *DisplayedInstance;
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};
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CSelectablePrimRender _Prim; // rendering of edges in the worldmap
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CPrimRender _InaccessiblePrim; // inaccessible parts of primitive
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CPrimLook _PrimLook;
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CPrimLook _PrimLookInvalid;
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bool _CurrPrimValid; // is the current polygon valid (e.g can be split into convex polys ?)
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bool _CurrPrimInaccessible;
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mutable bool _PrimTouched;
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mutable bool _InstanceListTouched;
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mutable bool _AccessibilityTouched;
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bool _DrawnThisFrame;
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bool _Active;
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bool _ContextualVisibilityActive; // when true, visibility depends on current selection : group must be part of selectedentity sequence
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//
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sint64 _ContextualVisibilityDate;
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bool _VisibleLastFrame;
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mutable NLMISC::CPolygon2D _Poly2D;
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mutable NLMISC::CAABBox _BBox;
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std::string _ArrayName; // name of the array containing the sons
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sint64 _TimeOver;
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CRefCountedPackedWorld::TSmartPtr _LastIsland;
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private:
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NLMISC::CVector evalLinkPoint(CEntityCL &entity);
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//
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void updateInstanceList() const;
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void updatePrimVertices();
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void updateAccessibility();
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void updateBoundingBox();
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void updatePrimLook();
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void touch();
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protected:
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// from CDisplayerVisual
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virtual void setActive(bool active);
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virtual bool getActive() const;
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virtual void updateWorldPos();
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// from CDisplayerBase
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virtual void setDisplayedInstance(CInstance *instance);
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public:
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virtual void setActiveRecurse(bool active);
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void setContextualVisibilityDate(sint64 date) { _ContextualVisibilityDate = date; }
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};
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} // R2
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#endif
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